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2. Comparing Long-Acting Antipsychotic Discontinuation Rates Under Ordinary Clinical Circumstances: A Survival Analysis from an Observational, Pragmatic Study

Author

Bertolini, F., Ostuzzi, G., Pievani, M., Aguglia, A., Bartoli, F., Bortolaso, P., Callegari, C., Caroleo, M., Carra, G., Corbo, M., D'Agostino, A., De Fazio, P., Magliocco, F., Martinotti, G., Ostinelli, E. G., Piccinelli, M. P., Tedeschi, F., Barbui, C., Boschello, F., Gastaldon, C., Mazzi, M. A., Nose, M., Papola, D., Perini, G., Piccoli, A., Purgato, M., Ruggeri, M., Terlizzi, S., Turrini, G., Raffaele, G., Cavallotti, S., Chirico, M., Ferrato, F., Limosani, I., Mastromo, D., Monzani, E., Porcellana, M., Restaino, F., Annese, P. M., Bolognesi, S., Cerretini, M., De Capua, A., Debolini, S., Del Zanna, M., Fargnoli, F., Giannini, A., Luccarelli, L., Lucii, C., Pierantozzi, E., Tozzi, F., Bardicchia, F., Cardamone, G., Facchi, E., Magnani, N., Soscia, F., Biancosino, B., Zotos, S., Giacomin, M., Pompei, F., Spano, M., Zonta, F., Buzzi, A., Callegred, C., Calzolari, R., Caselli, I., Diurni, M., Giana, E., Ielmini, M., Milano, A., Poloni, N., Sani, E., Zizolfi, D., Alberini, G., Cazzamalli, S., Costantini, C., Di Caro, A., Paronelli, C., Piantanida, S., Piccinelli, M., Alessandro, P., Barbanti, S. V., D'Ippolito, C., Gozzi, M., Moretti, V., Campese, O., Di Capro, L., di Giannantonio, M., Fiori, F., Lorusso, M., Mancini, V., Viceconte, D., Calandra, C., Luca, M., Signorelli, M. S., Suraniti, F., Balzarro, B., Boncompagni, G., Caretto, V., Emiliani, R., Lupoli, P., Menchetti, M., Rossi, E., Storbini, V., Tarricone, I., Terzi, L., Boso, M., Catania, C., De Paoli, G., Risaro, P., Aspesi, F., Bava, M., Bono, A., Brambilla, G., Castagna, G., Lucchi, S., Nava, R., Provenzi, M., Tabacchi, T., Tremolada, M., Verrengia, E., Barchiesi, M., Oriani, M. G., Pacetti, M., Ferro, M., Ghio, L., Beneduce, R., Laffranchini, L., Magni, L. R., Rossi, G., Tura, G. B., Addeo, L., Balletta, G., De Vivo, E., Di Benedetto, R., Parise, V. F., Carpiniello, B., Pinna, F., Pecile, D., Mattei, C., Bonavigo, T., Fabrici, E. P., Panarello, S., Peresson, G., Vitucci, C., Gardellin, F., Strizzolo, S., Cossetta, E., Fizzotti, C., Moretti, D., Di Gregorio, L., Sozzi, F., Colli, G., La Barbera, D., Laurenzi, S., Bertolini, F, Ostuzzi, G, Pievani, M, Aguglia, A, Bartoli, F, Bortolaso, P, Callegari, C, Caroleo, M, Carra, G, Corbo, M, D'Agostino, A, De Fazio, P, Magliocco, F, Martinotti, G, Ostinelli, E, Piccinelli, M, Tedeschi, F, Barbui, C, Boschello, F, Gastaldon, C, Mazzi, M, Nose, M, Papola, D, Perini, G, Piccoli, A, Purgato, M, Ruggeri, M, Terlizzi, S, Turrini, G, Raffaele, G, Cavallotti, S, Chirico, M, Ferrato, F, Limosani, I, Mastromo, D, Monzani, E, Porcellana, M, Restaino, F, Annese, P, Bolognesi, S, Cerretini, M, De Capua, A, Debolini, S, Del Zanna, M, Fargnoli, F, Giannini, A, Luccarelli, L, Lucii, C, Pierantozzi, E, Tozzi, F, Bardicchia, F, Cardamone, G, Facchi, E, Magnani, N, Soscia, F, Biancosino, B, Zotos, S, Giacomin, M, Pompei, F, Spano, M, Zonta, F, Buzzi, A, Calzolari, R, Caselli, I, Diurni, M, Giana, E, Ielmini, M, Milano, A, Poloni, N, Sani, E, Zizolfi, D, Alberini, G, Cazzamalli, S, Costantini, C, Di Caro, A, Paronelli, C, Piantanida, S, Alessandro, P, Barbanti, S, D'Ippolito, C, Gozzi, M, Moretti, V, Campese, O, Di Capro, L, di Giannantonio, M, Fiori, F, Lorusso, M, Mancini, V, Viceconte, D, Calandra, C, Luca, M, Signorelli, M, Suraniti, F, Balzarro, B, Boncompagni, G, Caretto, V, Emiliani, R, Lupoli, P, Menchetti, M, Rossi, E, Storbini, V, Tarricone, I, Terzi, L, Boso, M, Catania, C, De Paoli, G, Risaro, P, Aspesi, F, Bava, M, Bono, A, Brambilla, G, Castagna, G, Lucchi, S, Nava, R, Provenzi, M, Tabacchi, T, Tremolada, M, Verrengia, E, Barchiesi, M, Oriani, M, Pacetti, M, Ferro, M, Ghio, L, Beneduce, R, Laffranchini, L, Magni, L, Rossi, G, Tura, G, Addeo, L, Balletta, G, De Vivo, E, Di Benedetto, R, Parise, V, Carpiniello, B, Pinna, F, Pecile, D, Mattei, C, Bonavigo, T, Fabrici, E, Panarello, S, Peresson, G, Vitucci, C, Gardellin, F, Strizzolo, S, Cossetta, E, Fizzotti, C, Moretti, D, Di Gregorio, L, Sozzi, F, Colli, G, La Barbera, D, Laurenzi, S, Bertolini F., Ostuzzi G., Pievani M., Aguglia A., Bartoli F., Bortolaso P., Callegari C., Caroleo M., Carra G., Corbo M., D'Agostino A., De Fazio P., Magliocco F., Martinotti G., Ostinelli E.G., Piccinelli M.P., Tedeschi F., Barbui C., Boschello F., Gastaldon C., Mazzi M.A., Nose M., Papola D., Perini G., Piccoli A., Purgato M., Ruggeri M., Terlizzi S., Turrini G., Raffaele G., Cavallotti S., Chirico M., Ferrato F., Limosani I., Mastromo D., Monzani E., Porcellana M., Restaino F., Annese P.M., Bolognesi S., Cerretini M., De Capua A., Debolini S., Del Zanna M., Fargnoli F., Giannini A., Luccarelli L., Lucii C., Pierantozzi E., Tozzi F., Bardicchia F., Cardamone G., Facchi E., Magnani N., Soscia F., Biancosino B., Zotos S., Giacomin M., Pompei F., Spano M., Zonta F., Buzzi A., Callegred C., Calzolari R., Caselli I., Diurni M., Giana E., Ielmini M., Milano A., Poloni N., Sani E., Zizolfi D., Alberini G., Cazzamalli S., Costantini C., Di Caro A., Paronelli C., Piantanida S., Piccinelli M., Alessandro P., Barbanti S.V., D'Ippolito C., Gozzi M., Moretti V., Campese O., Di Capro L., di Giannantonio M., Fiori F., Lorusso M., Mancini V., Viceconte D., Calandra C., Luca M., Signorelli M.S., Suraniti F., Balzarro B., Boncompagni G., Caretto V., Emiliani R., Lupoli P., Menchetti M., Rossi E., Storbini V., Tarricone I., Terzi L., Boso M., Catania C., De Paoli G., Risaro P., Aspesi F., Bava M., Bono A., Brambilla G., Castagna G., Lucchi S., Nava R., Provenzi M., Tabacchi T., Tremolada M., Verrengia E., Barchiesi M., Oriani M.G., Pacetti M., Ferro M., Ghio L., Beneduce R., Laffranchini L., Magni L.R., Rossi G., Tura G.B., Addeo L., Balletta G., De Vivo E., Di Benedetto R., Parise V.F., Carpiniello B., Pinna F., Pecile D., Mattei C., Bonavigo T., Fabrici E.P., Panarello S., Peresson G., Vitucci C., Gardellin F., Strizzolo S., Cossetta E., Fizzotti C., Moretti D., Di Gregorio L., Sozzi F., Colli G., La Barbera D., and Laurenzi S.

Subjects
Male, Pediatrics, respectively), 0302 clinical medicine, Delayed-Action Preparation, Brief Psychiatric Rating Scale, Pharmacology (medical), he STAR Network ‘Depot Study’ prospectively followed 394 subjects initiating treatment with long-acting injections (LAIs) of antipsychotics under naturalistic conditions for 12 months. LAI discontinuation was frequent in everyday clinical practice in Italy, Original Research Article, Prospective Studies, Prospective cohort study, treatment, Mental Disorders, Hazard ratio, whereas more than half of participants initiating risperidone LAI and olanzapine LAI discontinued during the 12 months of follow-up (51.4 and 62.5%, Psychiatric Status Rating Scale, Middle Aged, side efects, Psychiatry and Mental health, Italy, Mental Disorder, Female, he STAR Network ‘Depot Study’ prospectively followed 394 subjects initiating treatment with long-acting injections (LAIs) of antipsychotics under naturalistic conditions for 12 months. LAI discontinuation was frequent in everyday clinical practice in Italy, occurring in almost 40% of the entire sample, side efects, participant refusal to continue LAIs and LAIs no longer being required were the most frequently reported reasons for discontinuation. Paliperidone LAI and aripiprazole LAI were the least discontinued medications (33.9 and 35.4%, respectively), whereas more than half of participants initiating risperidone LAI and olanzapine LAI discontinued during the 12 months of follow-up (51.4 and 62.5%, respectively). In multivariate analysis, being prescribed olanzapine LAI and poor medication adherence at baseline were signifcantly associated with higher discontinuation risk, Human, Antipsychotic Agents, medicine.drug, Psychopathology, Adult, medicine.medical_specialty, Discontinuation, Follow-Up Studie, Medication Adherence, 03 medical and health sciences, medicine, Humans, Paliperidone, Adverse effect, Settore MED/25 - Psichiatria, discontinuation rates, Psychiatric Status Rating Scales, respectively). In multivariate analysis, business.industry, Long-Acting Antipsychotic, long-acting injectable antipsychotics, Survival Analysis, Confidence interval, participant refusal to continue LAIs and LAIs no longer being required were the most frequently reported reasons for discontinuation. Paliperidone LAI and aripiprazole LAI were the least discontinued medications (33.9 and 35.4%, 030227 psychiatry, Prospective Studie, Antipsychotic Agent, occurring in almost 40% of the entire sample, Delayed-Action Preparations, Neurology (clinical), business, 030217 neurology & neurosurgery, being prescribed olanzapine LAI and poor medication adherence at baseline were signifcantly associated with higher discontinuation risk, Follow-Up Studies
Abstract

Background Recent guidelines suggested a wider use of long-acting injectable antipsychotics (LAI) than previously, but naturalistic data on the consequences of LAI use in terms of discontinuation rates and associated factors are still sparse, making it hard for clinicians to be informed on plausible treatment courses. Objective Our objective was to assess, under real-world clinical circumstances, LAI discontinuation rates over a period of 12 months after a first prescription, reasons for discontinuation, and associated factors. Methods The STAR Network ‘Depot Study’ was a naturalistic, multicentre, observational prospective study that enrolled subjects initiating a LAI without restrictions on diagnosis, clinical severity or setting. Participants from 32 Italian centres were assessed at baseline and at 6 and 12 months of follow-up. Psychopathology, drug attitude and treatment adherence were measured using the Brief Psychiatric Rating Scale, the Drug Attitude Inventory and the Kemp scale, respectively. Results The study followed 394 participants for 12 months. The overall discontinuation rate at 12 months was 39.3% (95% confidence interval [CI] 34.4–44.3), with paliperidone LAI being the least discontinued LAI (33.9%; 95% CI 25.3–43.5) and olanzapine LAI the most discontinued (62.5%; 95% CI 35.4–84.8). The most frequent reason for discontinuation was onset of adverse events (32.9%; 95% CI 25.6–40.9) followed by participant refusal of the medication (20.6%; 95% CI 14.6–27.9). Medication adherence at baseline was negatively associated with discontinuation risk (hazard ratio [HR] 0.853; 95% CI 0.742–0.981; p = 0.026), whereas being prescribed olanzapine LAI was associated with increased discontinuation risk compared with being prescribed paliperidone LAI (HR 2.156; 95% CI 1.003–4.634; p = 0.049). Conclusions Clinicians should be aware that LAI discontinuation is a frequent occurrence. LAI choice should be carefully discussed with the patient, taking into account individual characteristics and possible obstacles related to the practicalities of each formulation. Supplementary Information The online version contains supplementary material available at 10.1007/s40263-021-00809-w.

Published
2021

3. Clinical correlates of paliperidone palmitate and aripiprazole monohydrate prescription for subjects with schizophreniaspectrum disorders: Findings from the STAR Network Depot Study

Author

Barbui C, Nosè M, Purgato M, Turrini G, Ostuzzi G, Mazzi MA, Papola D, Gastaldon C, Terlizzi S, Bertolini F, Piccoli A, Ruggeri M, De Fazio P, Magliocco F, Caroleo M, Raffaele G, D'Agostino A, Ostinelli EG, Chirico M, Cavallotti S, Lucii C, Bolognesi S, Debolini S, Pierantozzi E, Fargnoli F, Del Zanna M, Giannini A, Luccarelli L, De Capua A, Annese PM, Cerretini M, Tozzi F, Magnani N, Cardamone G, Bardicchia F, Facchi E, Soscia F, Zotos S, Biancosino B, Zonta F, Pompei F, Callegari C, Zizolfi D, Poloni N, Ielmini M, Caselli I, Giana E, Buzzi A, Diurni M, Milano A, Sani E, Calzolari R, Bortolaso P, Piccinelli M, Cazzamalli S, Alberini G, Piantanida S, Costantini C, Paronelli C, Di Caro A, Moretti V, Gozzi M, D'Ippolito C, Barbanti SV, Papalini A, Corbo M, Martinotti G, Campese O, Fiori F, Lorusso M, Di Capro L, Viceconte D, Mancini V, Suraniti F, Signorelli MSI, Rossi E, Lupoli P, Menchetti M, Terzi L, Boso M, Risaro P, De Paoli G, Catania C, Tarricone I, Caretto V, Storbini V, Emiliani R, Balzarro B, Carrà G, Bartoli F, Tabacchi T, Nava R, Bono A, Provenzi M, Brambilla G, Aspesi F, Trotta G, Tremolada M, Castagna G, Bava M, Verrengia E, Lucchi S, Oriani MG, Barchiesi M, Pacetti M, Aguglia A, Magni LR, Rossi G, Beneduce R, Tura GB, Laffranchini L, Mastromo D, Ferrato F, Restaino F, Monzani E, Porcellana M, Limosani I, Ghio L, Ferro M, Parise VF, Balletta G, Addeo L, De Vivo E, Di Benedetto R, Pinna F, Carpiniello B, Spano M, Giacomin M, Pecile D, Mattei C, Fabrici EP, Panarello S, Peresson G, Vitucci C, Bonavigo T, Perini G, Boschello F, Strizzolo S, Gardellin F, Di Giannantonio M, Moretti D, Fizzotti C, Cossetta E, Di Gregorio L, Sozzi F, Boncompagni G, La Barbera D, Colli G, Laurenzi S, Calandra C, Luca M, Crocamo C, STAR Network Depot Investigators, Bartoli F., Ostuzzi G., Crocamo C., Corbo M., D'Agostino A., Martinotti G., Ostinelli E.G., Tabacchi T., Barbui C., Carr G., Nose M., Purgato M., Turrini G., Mazzi M.A., Papola D., Gastaldon C., Terlizzi S., Bertolini F., Piccoli A., Ruggeri M., De Fazio P., Magliocco F., Caroleo M., Raffaele G., Chirico M., Cavallotti S., Lucii C., Bolognesi S., Debolini S., Pierantozzi E., Fargnoli F., Del Zanna M., Giannini A., Luccarelli L., De Capua A., Annese P.M., Cerretini M., Tozzi F., Magnani N., Cardamone G., Bardicchia F., Facchi E., Soscia F., Zotos S., Biancosino B., Zonta F., Pompei F., Callegari C., Zizolfi D., Poloni N., Ielmini M., Caselli I., Giana E., Buzzi A., Diurni M., Milano A., Sani E., Calzolari R., Bortolaso P., Piccinelli M., Cazzamalli S., Alberini G., Piantanida S., Costantini C., Paronelli C., Di Caro A., Moretti V., Gozzi M., D'Ippolito C., Barbanti S.V., Papalini A., Campese O., Fiori F., Lorusso M., Di Capro L., Viceconte D., Mancini V., Suraniti F., Signorelli M.S., Rossi E., Lupoli P., Menchetti M., Terzi L., Boso M., Risaro P., De Paoli G., Catania C., Tarricone I., Caretto V., Storbini V., Emiliani R., Balzarro B., Carra G., Nava R., Bono A., Provenzi M., Brambilla G., Aspesi F., Trotta G., Tremolada M., Castagna G., Bava M., Verrengia E., Lucchi S., Oriani M.G., Barchiesi M., Pacetti M., Aguglia A., Magni L.R., Rossi G., Beneduce R., Tura G.B., Laffranchini L., Mastromo D., Ferrato F., Restaino F., Monzani E., Porcellana M., Limosani I., Ghio L., Ferro M., Parise V.F., Balletta G., Addeo L., De Vivo E., Di Benedetto R., Pinna F., Carpiniello B., Spano M., Giacomin M., Pecile D., Mattei C., Fabrici E.P., Panarello S., Peresson G., Vitucci C., Bonavigo T., Perini G., Boschello F., Strizzolo S., Gardellin F., Di Giannantonio M., Moretti D., Fizzotti C., Cossetta E., Di Gregorio L., Sozzi F., Boncompagni G., La Barbera D., Colli G., Laurenzi S., Calandra C., Luca M., Barbui C, Nosè M, Purgato M, Turrini G, Ostuzzi G, Mazzi MA, Papola D, Gastaldon C, Terlizzi S, Bertolini F, Piccoli A, Ruggeri M, De Fazio P, Magliocco F, Caroleo M, Raffaele G, D'Agostino A, Ostinelli EG, Chirico M, Cavallotti S, Lucii C, Bolognesi S, Debolini S, Pierantozzi E, Fargnoli F, Del Zanna M, Giannini A, Luccarelli L, De Capua A, Annese PM, Cerretini M, Tozzi F, Magnani N, Cardamone G, Bardicchia F, Facchi E, Soscia F, Zotos S, Biancosino B, Zonta F, Pompei F, Callegari C, Zizolfi D, Poloni N, Ielmini M, Caselli I, Giana E, Buzzi A, Diurni M, Milano A, Sani E, Calzolari R, Bortolaso P, Piccinelli M, Cazzamalli S, Alberini G, Piantanida S, Costantini C, Paronelli C, Di Caro A, Moretti V, Gozzi M, D'Ippolito C, Barbanti SV, Papalini A, Corbo M, Martinotti G, Campese O, Fiori F, Lorusso M, Di Capro L, Viceconte D, Mancini V, Suraniti F, Signorelli MSI, Rossi E, Lupoli P, Menchetti M, Terzi L, Boso M, Risaro P, De Paoli G, Catania C, Tarricone I, Caretto V, Storbini V, Emiliani R, Balzarro B, Carrà G, Bartoli F, Tabacchi T, Nava R, Bono A, Provenzi M, Brambilla G, Aspesi F, Trotta G, Tremolada M, Castagna G, Bava M, Verrengia E, Lucchi S, Oriani MG, Barchiesi M, Pacetti M, Aguglia A, Magni LR, Rossi G, Beneduce R, Tura GB, Laffranchini L, Mastromo D, Ferrato F, Restaino F, Monzani E, Porcellana M, Limosani I, Ghio L, Ferro M, Parise VF, Balletta G, Addeo L, De Vivo E, Di Benedetto R, Pinna F, Carpiniello B, Spano M, Giacomin M, Pecile D, Mattei C, Fabrici EP, Panarello S, Peresson G, Vitucci C, Bonavigo T, Perini G, Boschello F, Strizzolo S, Gardellin F, Di Giannantonio M, Moretti D, Fizzotti C, Cossetta E, Di Gregorio L, Sozzi F, Boncompagni G, La Barbera D, Colli G, Laurenzi S, Calandra C, Luca M, Crocamo C, STAR Network Depot Investigators, Bartoli, F, Ostuzzi, G, Crocamo, C, Corbo, M, D'Agostino, A, Martinotti, G, Ostinelli, E, Tabacchi, T, Barbui, C, and Carra, G

Subjects
Aripiprazole monohydrate, Long-acting injectable antipsychotics, Paliperidone palmitate, Schizophrenia, Adult, Antipsychotic Agents, Aripiprazole, Female, Health Knowledge, Attitudes, Practice, Humans, Male, Medication Adherence, Paliperidone Palmitate, Practice Patterns, Physicians', Schizophrenic Psychology, Young Adult, Long-acting injectable antipsychotic, medicine.medical_specialty, medicine.medical_treatment, Aripiprazole monohydrate, Long-acting injectable antipsychotics, Paliperidone palmitate, Schizophrenia, Practice Patterns, 03 medical and health sciences, 0302 clinical medicine, Internal medicine, Brief Psychiatric Rating Scale, medicine, Pharmacology (medical), Antipsychotic, Settore MED/25 - Psichiatria, Practice, Physicians', business.industry, Health Knowledge, medicine.disease, 030227 psychiatry, Psychiatry and Mental health, Attitudes, Propensity score matching, Observational study, business, 030217 neurology & neurosurgery, medicine.drug, Psychopathology
Abstract

This study, based on the 'Servizi Territoriali Associati per la Ricerca' (STAR) Network Depot Study nationwide baseline data, explored whether individual symptoms severity and clusters might influence the prescription of paliperidone palmitate 1-month (PP1M) vs. aripiprazole monohydrate. The Brief Psychiatric Rating Scale (BPRS) was used to assess psychopathology and relevant symptoms clusters. Drug Attitude Inventory, 10 items, was used to test attitude towards medications. Adherence to treatments was rated according to the Kemp seven-point scale. We assessed for eligibility 451 individuals and, among them, we included 195 subjects (n = 117 who started PPM1 and n = 78 aripiprazole monohydrate). Individuals were comparable in terms of age, gender, treatment years, recent hospitalizations, previous long-acting injectable antipsychotic treatments, additional oral treatments, attitude toward drugs, medication adherence, and alcohol/substance-related comorbidities. Subjects starting PP1M presented higher BPRS overall (P = 0.009), positive (P = 0.015), and negative (P = 0.010) symptom scores compared to subjects starting aripiprazole monohydrate. Results were confirmed by appropriate regression models and propensity score matching analysis. No differences were found comparing the other BPRS subscale scores: affect, resistance, and activation. Clinicians may be more prone to prescribe PPM1, rather than aripiprazole monohydrate, to subjects showing higher overall symptom severity, including positive and negative symptoms. No additional clinical factors influenced prescribing attitudes in our sample.

Published
2020

4. Recognition of Skin Diseases and Exanthema with Deep Learning Techniques

Author

Crinieri A., Terzi L., Ruggeri F., Matamoros Aragon R., Epifania F., Marconi L., Crinieri, A, Terzi, L, Ruggeri, F, Matamoros Aragon, R, Epifania, F, and Marconi, L

Subjects
Skin Disease, Convolutional Neural Network, Transfer Learning
Abstract

This study deals with the problem of the recognition of dermatological and exanthematic diseases through the use of deep learning techniques in order to diagnose malignant diseases at an early stage and in general to bring the pathology identified by the models to the attention of the person. A fundamental part of the research was the study of the methodologies present in the state of the art and for this reason in this paper we report the studies considered as most relevant. In this paper, two different types of models are reported, the Convolutional Network Disease (CND) model and the CND-InceptionV3 model using the transfer learning technique. The use of these two models made it possible to carry out an experimental phase in which the performance that can be achieved using the ISIC-archive dataset was analysed. Subsequently, the description of the work carried out for the improvement of the dataset through the association of syntactic-semantic information is reported. Finally, in the last section, conclusions are drawn on the values obtained and future developments that can be made to improve the performance of the models reported are reported.

Published
2021

6. Factors associated with first- versus second-generation long-acting antipsychotics prescribed under ordinary clinical practice in Italy

Author

Ostuzzi, G., Mazzi, M. A., Terlizzi, S., Bertolini, F., Aguglia, A., Bartoli, F., Bortolaso, P., Callegari, C., Caroleo, M., Carrà, G., Corbo, M., D'Agostino, A., Gastaldon, C., Lucii, C., Magliocco, F., Martinotti, G., Nosé, M., Ostinelli, E. G., Papola, D., Piccinelli, M. P., Piccoli, A., Purgato, M., Tabacchi, T., Turrini, G., Ruggeri, M., Barbui, C., De Fazio, P., Raffaele, G., Chirico, M., Cavallotti, S., Bolognesi, S., Debolini, S., Pierantozzi, E., Fargnoli, F., Del Zanna, M., Giannini, A., Luccarelli, L., De Capua, A., Annese, P. M., Cerretini, M., Tozzi, F. E., Magnani, N., Cardamone, G., Bardicchia, F., Facchi, E., Soscia, F., Zotos, S., Biancosino, B., Zonta, F., Pompei, F., Zizolfi, D., Poloni, N., Ielmini, M., Caselli, I., Giana, E., Buzzi, A., Diurni, M., Milano, A., Sani, E., Calzolari, Roberta, Cazzamalli, S., Alberini, Gabrio, Piantanida, Silvia, Costantini, C., Paronelli, Chiara, Di Caro, A., Moretti, V., Gozzi, M., D'Ippolito, C., Barbanti, S. V., Alessandro, P., Campese, O., Fiori, F., Lorusso, M., Di Capro, L., Viceconte, D., Mancini, V., Suraniti, F., Signorelli, M. S., Rossi, E., Lupoli, P., Menchetti, M., Terzi, L., Boso, M., Risaro, P., De Paoli, G., Catania, C., Tarricone, I., Caretto, V., Storbini, V., Emiliani, R., Balzarro, B., Nava, R., Bono, A., Provenzi, M., Brambilla, G., Aspesi, F., Tremolada, M., Castagna, G., Bava, M., Verrengia, E., Lucchi, S., Oriani, M. G., Barchiesi, M., Pacetti, M., Magni, L. R., Rossi, G., Beneduce, R., Tura, G. B., Laffranchini, L., Mastromo, D., Ferrato, F., Restaino, F., Monzani, E., Porcellana, M., Limosani, I., Ghio, L., Ferro, M., Parise, V. F., Balletta, G., Addeo, L., De Vivo, E., Benedetto, R. D., Pinna, F., Carpiniello, B., Spano, M., Giacomin, M., Pecile, D., Mattei, C., Fabrici, E. P., Panarello, S., Peresson, G., Vitucci, C., Bonavigo, T., Perini, G., Boschello, F., Strizzolo, S., Gardellin, F., Di Giannantonio, M., Moretti, D., Fizzotti, C., Cossetta, E., Gregorio, L. D., Sozzi, F., Boncompagni, G., Barbera, D. L., Colli, G., Laurenzi, S., Calandra, C., Luca, M., Ostuzzi, Giovanni, Mazzi, Maria Angela, Terlizzi, Samira, Bertolini, Federico, Aguglia, Andrea, Bartoli, Francesco, Bortolaso, Paola, Callegari, Camilla, Caroleo, Mariarita, Carrà, Giuseppe, Corbo, Mariangela, D'Agostino, Armando, Gastaldon, Chiara, Lucii, Claudio, Magliocco, Fabio, Martinotti, Giovanni, Nosé, Michela, Ostinelli, Edoardo Giuseppe, Papola, Davide, Piccinelli, Marco Piero, Piccoli, Alberto, Purgato, Marianna, Tabacchi, Tommaso, Turrini, Giulia, Ruggeri, Mirella, Barbui, Corrado, De Fazio, Pasquale, Raffaele, Gaetano, Chirico, Margherita, Cavallotti, Simone, Bolognesi, Simone, Debolini, Sara, Pierantozzi, Elisa, Fargnoli, Francesco, Del Zanna, Maria, Giannini, Alessandra, Luccarelli, Livia, De Capua, Alberto, Annese, Pasqua Maria, Cerretini, Massimiliano, Tozzi, Fior-Ella, Magnani, Nadia, Cardamone, Giuseppe, Bardicchia, Francesco, Facchi, Edvige, Soscia, Federica, Zotos, Spyridon, Biancosino, Bruno, Zonta, Filippo, Pompei, Francesco, Zizolfi, Daniele, Poloni, Nicola, Ielmini, Marta, Caselli, Ivano, Giana, Edoardo, Buzzi, Aldo, Diurni, Marcello, Milano, Anna, Sani, Emanuele, Calzolari, Roberta, Piccinelli, Marco, Cazzamalli, Sara, Alberini, Gabrio, Piantanida, Silvia, Costantini, Chiara, Paronelli, Chiara, Di Caro, Angela, Moretti, Valentina, Gozzi, Mauro, D'Ippolito, Chiara, Barbanti, Silva Veronica, Alessandro, Papalini, Campese, Ornella, Fiori, Federica, Lorusso, Marco, Di Capro, Lucia, Viceconte, Daniela, Mancini, Valerio, Suraniti, Francesco, Signorelli, Maria Salvina, Rossi, Eugenio, Lupoli, Pasqualino, Menchetti, Marco, Terzi, Laura, Boso, Marianna, Risaro, Paolo, De Paoli, Giuseppe, Catania, Cristina, Tarricone, Ilaria, Caretto, Valentina, Storbini, Viviana, Emiliani, Roberta, Balzarro, Beatrice, Nava, Roberto, Bono, Adele, Provenzi, Milena, Brambilla, Giulia, Aspesi, Flora, Tremolada, Martina, Castagna, Gloria, Bava, Mattia, Verrengia, Enrica, Lucchi, Sara, Oriani, Maria Ginevra, Barchiesi, Michela, Pacetti, Monica, Magni, Laura Rosa, Rossi, Giuseppe, Beneduce, Rossella, Tura, Giovanni Battista, Laffranchini, Laura, Mastromo, Daniele, Ferrato, Farida, Restaino, Francesco, Monzani, Emiliano, Porcellana, Matteo, Limosani, Ivan, Ghio, Lucio, Ferro, Maurizio, Parise, Vincenzo Fricchione, Balletta, Giovanni, Addeo, Lelio, De Vivo, Elisa, Benedetto, Rossella Di, Pinna, Federica, Carpiniello, Bernardo, Spano, Mariangela, Giacomin, Marzio, Pecile, Damiano, Mattei, Chiara, Fabrici, Elisabetta Pascolo, Panarello, Sofia, Peresson, Giulia, Vitucci, Claudio, Bonavigo, Tommaso, Perini, Giovanni, Boschello, Filippo, Strizzolo, Stefania, Gardellin, Francesco, Di Giannantonio, Massimo, Moretti, Daniele, Fizzotti, Carlo, Cossetta, Edoardo, Gregorio, Luana Di, Sozzi, Francesca, Boncompagni, Giancarlo, Barbera, Daniele La, Colli, Giuseppe, Laurenzi, Sabrina, Calandra, Carmela, Luca, Maria, Ostuzzi, G, Mazzi, M, Terlizzi, S, Bertolini, F, Aguglia, A, Bartoli, F, Bortolaso, P, Callegari, C, Caroleo, M, Carrà, G, Corbo, M, D'Agostino, A, Gastaldon, C, Lucii, C, Magliocco, F, Martinotti, G, Nosé, M, Ostinelli, E, Papola, D, Piccinelli, M, Piccoli, A, Purgato, M, Tabacchi, T, Turrini, G, Ruggeri, M, Barbui, C, De Fazio, P, Raffaele, G, Chirico, M, Cavallotti, S, Bolognesi, S, Debolini, S, Pierantozzi, E, Fargnoli, F, Del Zanna, M, Giannini, A, Luccarelli, L, De Capua, A, Annese, P, Cerretini, M, Tozzi, F, Magnani, N, Cardamone, G, Bardicchia, F, Facchi, E, Soscia, F, Zotos, S, Biancosino, B, Zonta, F, Pompei, F, Zizolfi, D, Poloni, N, Ielmini, M, Caselli, I, Giana, E, Buzzi, A, Diurni, M, Milano, A, Sani, E, Calzolari, R, Cazzamalli, S, Alberini, G, Piantanida, S, Costantini, C, Paronelli, C, Di Caro, A, Moretti, V, Gozzi, M, D'Ippolito, C, Barbanti, S, Alessandro, P, Campese, O, Fiori, F, Lorusso, M, Di Capro, L, Viceconte, D, Mancini, V, Suraniti, F, Signorelli, M, Rossi, E, Lupoli, P, Menchetti, M, Terzi, L, Boso, M, Risaro, P, De Paoli, G, Catania, C, Tarricone, I, Caretto, V, Storbini, V, Emiliani, R, Balzarro, B, Nava, R, Bono, A, Provenzi, M, Brambilla, G, Aspesi, F, Tremolada, M, Castagna, G, Bava, M, Verrengia, E, Lucchi, S, Oriani, M, Barchiesi, M, Pacetti, M, Magni, L, Rossi, G, Beneduce, R, Tura, G, Laffranchini, L, Mastromo, D, Ferrato, F, Restaino, F, Monzani, E, Porcellana, M, Limosani, I, Ghio, L, Ferro, M, Parise, V, Balletta, G, Addeo, L, De Vivo, E, Benedetto, R, Pinna, F, Carpiniello, B, Spano, M, Giacomin, M, Pecile, D, Mattei, C, Fabrici, E, Panarello, S, Peresson, G, Vitucci, C, Bonavigo, T, Perini, G, Boschello, F, Strizzolo, S, Gardellin, F, Di Giannantonio, M, Moretti, D, Fizzotti, C, Cossetta, E, Gregorio, L, Sozzi, F, Boncompagni, G, Barbera, D, Colli, G, Laurenzi, S, Calandra, C, and Luca, M

Subjects
Genetics and Molecular Biology (all), Male, Pediatrics, European People, Bipolar Disorder, Cross-sectional study, Economics, Epidemiology, medicine.medical_treatment, assessment, viruses, lcsh:Medicine, Social Sciences, Longitudinal Studie, Biochemistry, Prescription, Geographical locations, 0302 clinical medicine, Mathematical and Statistical Techniques, Biochemistry, Genetics and Molecular Biology (all), Agricultural and Biological Sciences (all), immune system diseases, Medicine and Health Sciences, long-acting intramuscular (LAI) antipsychotics, clinical practice, second-generation antipsychotic (SGA) LAIs, Antipsychotics, Ethnicities, Longitudinal Studies, lcsh:Science, Multidisciplinary, virus diseases, Drugs, Middle Aged, Italian People, Europe, Prescriptions, Italy, Physical Sciences, Aripiprazole, Female, Bivariate Analysis, Statistics (Mathematics), medicine.drug, Human, Research Article, Antipsychotic Agents, Employment, Adult, medicine.medical_specialty, Adolescent, Research and Analysis Methods, 03 medical and health sciences, Mental Health and Psychiatry, medicine, Humans, Paliperidone, Bipolar disorder, European Union, Statistical Methods, Antipsychotic, Cross-Sectional Studie, Pharmacology, Risperidone, business.industry, Mood Disorders, lcsh:R, medicine.disease, 030227 psychiatry, Antipsychotic Agent, Cross-Sectional Studies, Labor Economics, Multivariate Analysis, Schizophrenia, Observational study, lcsh:Q, Population Groupings, People and places, business, 030217 neurology & neurosurgery, Mathematics
Abstract

Background For many years, long-acting intramuscular (LAI) antipsychotics have been prescribed predominantly to chronic and severe patients, as a last resort when other treatments failed. Recently, a broader and earlier use of LAIs, particularly second-generation LAIs, has been emphasized. To date, few studies attempted to frame how this change in prescribing took place in real-world practice. Therefore, this study aimed to describe the clinical features of patients prescribed with LAIs, and to explore possible prescribing differences between first- and second-generations LAIs under ordinary clinical practice in Italy. Methods The STAR Network "Depot" Study is an observational, longitudinal, multicenter study involving 35 centers in Italy. In the cross-sectional phase, patients prescribed with LAIs were consecutively recruited and assessed over a period of 12 months. Descriptive statistics and multivariable logistic regression analyses were employed. Results Of the 451 recruited patients, 61% were males. The level of social and working functioning was heterogeneous, as was the severity of disease. Seventy-two per cent of the patients had a diagnosis of the schizophrenia spectrum. Seventy per cent were prescribed with second-generation antipsychotic (SGA) LAIs (mostly paliperidone, aripiprazole and risperidone). Compared to first-generation antipsychotic (FGA) LAIs, patients prescribed with SGA LAIs were more often younger; employed; with a diagnosis of the schizophrenia spectrum or bipolar disorder; with higher levels of affective symptoms; with fewer LAI prescriptions in the past. Discussion LAIs' prescribing practices appear to be more flexible as compared to the past, although this change is mostly restricted to SGA LAIs.

Published
2018

8. Applied statistics for extreme wind estimate

Author

Castellani, Francesco, Garinei, A., Terzi, L., and Astolfi, Davide

Subjects
peaks over threshold method, extreme wind speed, method of independent storms
Published
2015

10. An hybrid approach for downscaling RAMS data for wind resource assessment in complex terrains

Author

Francesco Castellani, Busillo, C., Calastrini, F., Gualtleri, G., Molina, G., and Terzi, L.

Abstract

Estimating the wind resource distribution on complex terrains can be very difficult because of the complex interaction of meteorological and aerodynamics phenomena. For this reason the wind characterization of large areas needs the collection of field data in many different positions during a period covering all wind climatology seasonal variations. Meteorological models can be very useful to speed up the characterization of very large areas in terms of mean annual speed intensity and direction; unfortunately such models generally work on coarse grids and results for wind climatology are reliable only at very high levels above the ground. In the present work a new method to downscale climatology data elaborated by the meteorological models RAMS and WRF was developed and tested for the case of the M. Ginezzo wind site (ITALY). RAMS and WRF data was provided by La.M.M.A. and the anemometric data used for the method validation were provided and elaborated by Sorgenia S.p.a. Different approaches were used for downscaling annual wind speed and direction time histories estimated by the meteorological model: using CFD wind field distributions to evaluate speed-up and flow distortions or using a neural networks trained on a period of twenty days. The first technique (CFD) is generally more difficult to be tuned but it is able to give good results on large calculation domains while the second one (neural network) can give reliable results on a fast way generally only for a restricted area.

Published
2007

12. Integrated crosswekk seismic: case histories in advanced technology to improve reservoir description.

Author

Antonelli, M., Miranda, F., Terzi, L., and Valenti, G.

Subjects
*IMAGING systems, *TECHNOLOGY, *RESERVOIRS, *OIL wells, *TOMOGRAPHY, *GEOLOGY
Abstract

Focuses on the application of Integrated Crosswell Seismic technology for generating high-resolution images of a reservoir between two or more wells. Joint measurement and interpretation of direct arrivals for tomographic inversion and reflection arrival for reflection mapping; Increase in acquisition costs; Use of high resolution for geology and structural imaging.

Published
2004

13. Off-label long acting injectable antipsychotics in real-world clinical practice: a cross-sectional analysis of prescriptive patterns from the STAR Network DEPOT study

Author

D'Agostino, Armando, Aguglia, Andrea, Barbui, Corrado, Bartoli, Francesco, Carrà, Giuseppe, Cavallotti, Simone, Chirico, Margherita, Ostinelli, Edoardo G, Zangani, Caroline, Martinotti, Giovanni, Ostuzzi, Giovanni, Bertolini, Federico, Calandra, Carmela, Callegari, Camilla, D’Agostino, Armando, Lucii, Claudio, Mastromo, Daniele, Moretti, Daniele, Monzani, Emiliano, Porcellana, Matteo, Prestia, Davide, Nose, Michela, Purgato, Marianna, Turrini, Giulia, Mazzi, Maria, Angela, Papola, Davide, Gastaldon, Chiara, Terlizzi, Samira, Piccoli, Alberto, Ruggeri, Mirella, De Fazio, Pasquale, Magliocco, Fabio, Caroleo, Mariarita, Raffaele, Gaetano, Ostinelli, Edoardo, Giuseppe, Bolognesi, Simone, Debolini, Sara, Pierantozzi, Elisa, Fargnoli, Francesco, Del Zanna, Maria, Giannini, Alessandra, Luccarelli, Livia, De Capua, Alberto, Annese, Pasqua, Maria, Cerretini, Massimiliano, Tozzi, Fiorella, Magnani, Nadia, Cardamone, Giuseppe, Bardicchia, Francesco, Facchi, Edvige, Soscia, Federica, Zotos, Spyridon, Biancosino, Bruno, Zonta, Filippo, Pompei, Francesco, Zizolfi, Daniele, Ielmini, Marta, Caselli, Ivano, Giana, Edoardo, Buzzi, Aldo, Emanuele, Diurni, Marcello, Milano, Anna, Sani, Emanuele, Calzolari, Roberta, Bortolaso, Paola, Piccinelli, Marco, Cazzamalli, Sara, Caterina, Alberini, Gabro, Piantanida, Silvia, Costantini, Chiara, Paronelli, Chiara, Di Caro, Angela, Moretti, Valentina, Gozzi, Mauro, D'Ippolito, Chiara, Barbanti Silva, Veronica, Papalini, Alessandro, Corbo, Mariangela, Campese, Ornella, Fiori, Federica, Lorusso, Marco, Di Capro, Lucia, Viceconte, Daniela, Mancini, Valerio, Suraniti, Francesco, Signorelli, Maria, Salvina, Rossi, Eugenio, Lupoli, Pasqualino, Menchetti, Marco, Terzi, Laura, Boso, Marianna, Risaro, Paolo, De Paoli, Giuseppe, Catania, Cristina, Tarricone, Ilaria, Caretto, Valentina, Storbini, Viviana, Emiliani, Roberta, Balzarro, Beatrice, Carra, Giuseppe, Tabacchi, Tommaso, Nava, Roberto, Bono, Adele, Provenzi, Milena, Brambilla, Giulia, Aspesi, Flora, Tremolada, Martina, Castagna, Gloria, Bava, Mattia, Verrengia, Enrica, Lucchi, Sara, Oriani, Maria, Ginevra, Barchiesi, Michela, Pacetti, Monica, Magni, Laura, Rosa, Rossi, Giuseppe, Beneduce, Rossella, Tura, Giovanni, Battista, Laffranchini, Laura, Ferrato, Farida, Restaino, Francesco, Limosani, Ivan, Ghio, Lucio, Ferro, Maurizio, Parise, Vincenzo, Fricchione, Balletta, Giovanni, Addeo, Lelio, De Vivo, Elisa, Di Benedetto, Rossella, Pinna, Federica, Carpiniello, Bernardo, Spano, Mariangela, Giacomin, Marzio, Pecile, Damiano, Mattei, Chiara, Fabrici, Elisabetta, Pascolo, Panarello, Sofia, Peresson, Giulia, Vitucci, Claudio, Bonavigo, Tommaso, Perini, Giovanni, Boschello, Filippo, Strizzolo, Stefania, Gardellin, Francesco, Di Giannantonio, Massimo, Fizzotti, Carlo, Cossetta, Edoardo, Di Gregorio, Luana, Sozzi, Francesca, Boncompagni, Giancarlo, La Barbera, Daniele, Colli, Giuseppe, Laurenzi, Sabrina, Luca, Maria, D'Agostino A., Aguglia A., Barbui C., Bartoli F., Carra G., Cavallotti S., Chirico M., Ostinelli E.G., Zangani C., Martinotti G., Ostuzzi G., Nose M., Purgato M., Turrini G., Mazzi M.A., Papola D., Gastaldon C., Terlizzi S., Bertolini F., Piccoli A., Ruggeri M., De Fazio P., Magliocco F., Caroleo M., Raffaele G., Bergamelli E., Lucii C., Bolognesi S., Debolini S., Pierantozzi E., Fargnoli F., Del Zanna M., Giannini A., Luccarelli L., De Capua A., Annese P.M., Cerretini M., Tozzi F., Magnani N., Cardamone G., Bardicchia F., Facchi E., Soscia F., Zotos S., Biancosino B., Zonta F., Pompei F., Callegari C., Zizolfi D., Poloni N., Ielmini M., Caselli I., Giana E., Buzzi A., Diurni M., Milano A., Sani E., Calzolari R., Bortolaso P., Piccinelli M., Cazzamalli S., Alberini G., Piantanida S., Costantini C., Paronelli C., Di Caro A., Moretti V., Gozzi M., D'Ippolito C., Barbanti S.V., Alessandro P., Corbo M., Campese O., Fiori F., Lorusso M., Di Capro L., Viceconte D., Mancini V., Suraniti F., Signorelli M.S., Rossi E., Lupoli P., Menchetti M., Terzi L., Boso M., Risaro P., De Paoli G., Catania C., Tarricone I., Caretto V., Storbini V., Emiliani R., Balzarro B., Tabacchi T., Nava R., Bono A., Provenzi M., Brambilla G., Aspesi F., Trotta G., Tremolada M., Castagna G., Bava M., Verrengia E., Lucchi S., Oriani M.G., Barchiesi M., Pacetti M., Amerio A., Amore M., Serafini G., Magni L.R., Rossi G., Beneduce R., Tura G.B., Laffranchini L., Mastromo D., Ferrato F., Restaino F., Monzani E., Porcellana M., Limosani I., Ghio L., Ferro M., Parise V.F., Balletta G., Addeo L., De Vivo E., Di Benedetto R., Pinna F., Carpiniello B., Spano M., Giacomin M., Pecile D., Mattei C., Fabrici E.P., Panarello S., Peresson G., Vitucci C., Bonavigo T., Perini G., Boschello F., Strizzolo S., Gardellin F., di Giannantonio M., Moretti D., Fizzotti C., Cossetta E., Di Gregorio L., Sozzi F., Boncompagni G., La Barbera D., Colli G., Laurenzi S., Calandra C., Luca M., D'Agostino, A, Aguglia, A, Barbui, C, Bartoli, F, Carra, G, Cavallotti, S, Chirico, M, Ostinelli, E, Zangani, C, Martinotti, G, Ostuzzi, G, D'Agostino, Armando, Aguglia, Andrea, Barbui, Corrado, Bartoli, Francesco, Carrà, Giuseppe, Cavallotti, Simone, Chirico, Margherita, Ostinelli, Edoardo G, Zangani, Caroline, Martinotti, Giovanni, Ostuzzi, Giovanni, and LA BARBERA, DANIELE

Subjects
Long-acting injectable antipsychotic, Cross-Sectional Studies, Off-label, Personality disorder, Bipolar disorder, Delayed-Action Preparations, Schizophrenia, Humans, Long-acting injectable antipsychotics, Off-Label Use, Antipsychotic Agents, Settore MED/25 - Psichiatria
Abstract

Introduction: Information on the off–label use of Long–Acting Injectable (LAI) antipsychotics in the real world is lacking. In this study, we aimed to identify the sociodemographic and clinical features of patients treated with on– vs off–label LAIs and predictors of off–label First– or Second–Generation Antipsychotic (FGA vs. SGA) LAI choice in everyday clinical practice. Method: In a naturalistic national cohort of 449 patients who initiated LAI treatment in the STAR Network Depot Study, two groups were identified based on off– or on–label prescriptions. A multivariate logistic regression analysis was used to test several clinically relevant variables and identify those associated with the choice of FGA vs SGA prescription in the off–label group. Results: SGA LAIs were more commonly prescribed in everyday practice, without significant differences in their on– and off–label use. Approximately 1 in 4 patients received an off–label prescription. In the off–label group, the most frequent diagnoses were bipolar disorder (67.5%) or any personality disorder (23.7%). FGA vs SGA LAI choice was significantly associated with BPRS thought disorder (OR = 1.22, CI95% 1.04 to 1.43, p= 0.015) and hostility/suspiciousness (OR = 0.83, CI95% 0.71 to 0.97, p= 0.017) dimensions. The likelihood of receiving an SGA LAI grew steadily with the increase of the BPRS thought disturbance score. Conversely, a preference towards prescribing an FGA was observed with higher scores at the BPRS hostility/suspiciousness subscale. Conclusion: Our study is the first to identify predictors of FGA vs SGA choice in patients treated with off–label LAI antipsychotics. Demographic characteristics, i.e. age, sex, and substance/alcohol use co–morbidities did not appear to influence the choice towards FGAs or SGAs. Despite a lack of evidence, clinicians tend to favour FGA over SGA LAIs in bipolar or personality disorder patients with relevant hostility. Further research is needed to evaluate treatment adherence and clinical effectiveness of these prescriptive patterns.

Published
2022

14. Comparing 1-year effectiveness and acceptability of once-monthly paliperidone palmitate and aripiprazole monohydrate for schizophrenia spectrum disorders: Findings from the STAR Network Depot Study

Author

Francesco Bartoli, A, Daniele Cavaleri, A, Tommaso Callovini, A, Ilaria Riboldi, A, Cristina Crocamo, A, Armando D’Agostino, B, Giovanni Martinotti, C, Federico Bertolini, D, Giovanni Ostuzzi, D, Corrado Barbui, D, Giuseppe Carr`a, A, STAR Network Depot Investigators, Corrado, Barbui, Federico, Bertolini, Filippo, Boschello, Chiara, Gastaldon, Maria Angela Mazzi, Michela, Nos´e, Giovanni, Ostuzzi, Davide, Papola, Giovanni, Perini, Alberto, Piccoli, Michela, Pievani, Marianna, Purgato, Mirella, Ruggeri, Federico, Tedeschi, Samira, Terlizzi, and Giulia Turrini (Verona), Mariarita, Caroleo, Pasquale De Fazio, Fabio, Magliocco, and Gaetano Raffaele (Catanzaro), Simone, Cavallotti, Margherita, Chirico, Armando, D’Agostino, Farida, Ferrato, Ivan, Limosani, Daniele, Mastromo, Emiliano, Monzani, Edoardo Giuseppe Ostinelli, Matteo, Porcellana, and Francesco Restaino (Milano), Pasqua Maria Annese, Simone, Bolognesi, Massimiliano, Cerretini, Alberto De Capua, Sara, Debolini, Maria Del Zanna, Francesco, Fargnoli, Alessandra, Giannini, Livia, Luccarelli, Claudio, Lucii, Elisa, Pierantozzi, and Fiorella Tozzi (Siena), Francesco, Bardicchia, Giuseppe, Cardamone, Edvige, Facchi, Nadia, Magnani, and Federica Soscia (Grosseto), Bruno Biancosino, and Spyridon Zotos (Ferrara), Marzio, Giacomin, Francesco, Pompei, Mariangela, Spano, and Filippo Zonta (Treviso), Buzzi, ALDO EMANUELE, Callegari, Camilla, Roberta, Calzolari, Caselli, Ivano, Marcello, Diurni, Edoardo Luigi Giana, Ielmini, Marta, Anna, Milano, Emanuele, Sani, and Daniele Zizolfi (Varese), Gabrio, Alberini, Paola, Bortolaso, Sara, Cazzamalli, Chiara, Costantini, Angela Di Caro, Chiara, Paronelli, Silvia, Piantanida, and Marco Piccinelli (Varese Verbano), Papalini, Alessandro, Silva Veronica Barbanti, Chiara, D’Ippolito, Mauro, Gozzi, and Valentina Moretti (Reggio Emilia), Ornella, Campese, Mariangela, Corbo, Lucia Di Capro, Massimo di Giannantonio, Federica, Fiori, Marco, Lorusso, Valerio, Mancini, Giovanni, Martinotti, and Daniela Viceconte (Chieti), Carmela, Calandra, Maria, Luca, Maria Salvina Signorelli, and Francesco Suraniti (Catania), Beatrice, Balzarro, Giancarlo, Boncompagni, Valentina, Caretto, Roberta, Emiliani, Pasqualino, Lupoli, Marco, Menchetti, Eugenio, Rossi, Viviana, Storbini, Ilaria, Tarricone, and Laura Terzi (Bologna), Marianna, Boso, Cristina, Catania, Giuseppe De Paoli, and Paolo Risaro (Pavia), Flora, Aspesi, Francesco, Bartoli, Mattia, Bava, Adele, Bono, Giulia, Brambilla, Giuseppe, Carr`a, Gloria, Castagna, Sara, Lucchi, Roberto, Nava, Milena, Provenzi, Tommaso, Tabacchi, Martina, Tremolada, and Enrica Verrengia (Monza), Michela Barchiesi and Maria Ginevra Oriani (Ancona), Monica Pacetti (Forlì), Andrea, Aguglia, Maurizio, Ferro, and Lucio Ghio (Genova), Rossella, Beneduce, Laura, Laffranchini, Laura Rosa Magni, Giuseppe, Rossi, and Giovanni Battista Tura (Brescia), Lelio, Addeo, Giovanni, Balletta, Elisa De Vivo, Rossella Di Benedetto, and Vincenzo Fricchione Parise (Avellino), Bernardo Carpiniello and Federica Pinna (Cagliari), Damiano Pecile (Mantova), Chiara Mattei (Fermo), Tommaso, Bonavigo, Elisabetta Pascolo Fabrici, Sofia, Panarello, Giulia, Peresson, and Claudio Vitucci (Trieste), Francesco Gardellin, and Stefania Strizzolo (Vicenza), Edoardo, Cossetta, Carlo, Fizzotti, and Daniele Moretti (Savona), Luana Di Gregorio and Francesca Sozzi (Trento), Giuseppe Colli and Daniele La Barbera (Palermo), and Sabrina Laurenzi (Civitanova, Marche)., Bartoli, F, Cavaleri, D, Callovini, T, Riboldi, I, Crocamo, C, D'Agostino, A, Martinotti, G, Bertolini, F, Ostuzzi, G, Barbui, C, Carra, G, and Bartoli, F., Cavaleri, D., Callovini, T., Riboldi, I., Crocamo, C., D'Agostino, A., Martinotti, G., Bertolini, F., Ostuzzi, G., Barbui, C., Carrà, G., Boschello, F., Gastaldon, C., Mazzi, M.A., Nosé, M., Papola, D., Perini, G., Piccoli, A., Pievani, M., Purgato, M., Ruggeri, M., Tedeschi, F., Terlizzi, S., Turrini, G., Caroleo, M., De Fazio, P., Magliocco, F., Raffaele, G., Chirico, M., Ferrato, F., Limosani, I., Mastromo, D., Monzani, E., Ostinelli, E.G., Porcellana, M., Restaino, F., Annese, P.M., Bolognesi, S., Cerretini, M., De Capua, A., Debolini, S., Del Zanna, M., Fargnoli, F., Giannini, A., Luccarelli, L., Lucii, C., Pierantozzi, E., Tozzi, F., Bardicchia, F., Cardamone, G., Facchi, E., Magnani, N., Soscia, F., Biancosino, B., Zotos, S., Giacomin, M., Pompei, F., Spano, M., Zonta, F., Buzzi, A., Callegari, C., Calzolari, R., Caselli, I., Diurni, M., Giana, E.L., Ielmini, M., Milano, A., Poloni, N., Sani, E., Zizolfi, D., Alberini, G., Bortolaso, P., Cazzamalli, S., Costantini, C., Di Caro, A., Paronelli, C., Piantanida, S., Piccinelli, M., Alessandro, P., Barbanti, S.V., D'Ippolito, C., Gozzi, M., Moretti, V., Corbo, M., Di Capro, L., di Giannantonio, M., Fiori, F., Lorusso, M., Mancini, V., Viceconte, D., Calandra, C., Luca, M., Signorelli, M.S., Suraniti, F., Balzarro, B., Boncompagni, G., Caretto, V., Emiliani, R., Lupoli, P., Menchetti, M., Rossi, E., Storbini, V., Tarricone, I., Terzi, L., Boso, M., Catania, C., De Paoli, G., Risaro, P., Aspesi, F., Bava, M., Bono, A., Brambilla, G., Castagna, G., Lucchi, S., Nava, R., Provenzi, M., Tabacchi, T., Tremolada, M., Verrengia, E., Barchiesi, M., Oriani, M.G., Aguglia, A., Ferro, M., Ghio, L., Beneduce, R., Laffranchini, L., Magni, L.R., Rossi, G., Tura, G.B., Addeo, L., Balletta, G., De Vivo, E., Di Benedetto, R., Parise, V.F., Carpiniello, B., Pinna, F., Pecile, D., Mattei, C., Bonavigo, T., Fabrici, E.P., Panarello, S., Peresson, G., Vitucci, C., Pacetti, M., Gardellin, F., Strizzolo, S., Cossetta, E., Fizzotti, C., Moretti, D., Di Gregorio, L., Sozzi, F., Colli, G., La Barbera, D., Laurenzi, S.

Subjects
Long-acting injectable antipsychotic, Paliperidone palmitate 1-month, Aripiprazole, Aripiprazole monohydrate, Long-acting injectable antipsychotics, Psychiatry and Mental health, Paliperidone Palmitate, Schizophrenia, Humans, Prospective Studies, Settore MED/25 - Psichiatria, Biological Psychiatry, Antipsychotic Agents
Abstract

In this prospective study, we assessed the effectiveness and acceptability of paliperidone palmitate 1-month (PP1M) and aripiprazole monohydrate (AM) over 1-year follow-up. We included 195 subjects (117 treated with PP1M and 78 with AM) with schizophrenia spectrum disorders from real-world settings. We estimated no differences in hospitalization (Odds Ratio=1.59; p = 0.12), symptoms improvement (p = 0.90 adjusted for baseline severity), and discontinuation (Hazard Ratio=0.72; p = 0.20) at study endpoint. Although current evidence suggests the possible superiority of AM over PP1M, our findings showed comparable effectiveness between these drugs. Additional studies in real-world settings with direct comparisons between these two LAIs are needed.

Published
2022

17. Comparison of Early and Late Onset Psoriasis (EOP and LOP) Regarding Systemic Inflammatory Comorbidities: LOP is a More Rapid Subtype of Psoriasis.

Author

Huseynova Terzi L and Dogan Gunaydin S

Abstract

Introduction: Early onset psoriasis (EOP) and late onset psoriasis (LOP) differ regarding genetic background, clinical presentation and course of disease., Objectives: In this study, comparison of EOP and LOP regarding systemic inflammatory comorbidities which are frequently seen in psoriasis and determination of possible differences is aimed., Methods: A total of 160 plaque psoriasis patients (121 with EOP and 39 with LOP) were enrolled for the study. Data was collected with face-to-face questionnaire and patients medical chart evaluation. Collected data included medical and family history, clinical features and parameters indicating severity of psoriasis, results of laboratory work-up, physical and dermatological examination findings, presence of joint and nail involvement and associated inflammatory systemic comorbidities such as cardiovascular diseases (CVD), diabetes mellitus (DM), hypertension (HT), metabolic syndrome (MS), obesity., Results: Nail involvement and PsA occurred more rapidly in LOP compared to EOP (P < 0.01, P < 0.01). Compared frequencies in LOP and EOP were 7.7% versus 0.8% for CVD, 38.5% versus 14% for HT, 33.3% versus 9.9% for DM and 44.7% versus 24.8% for MS, respectively. CVD, HT, DM and MS were significantly more frequent in LOP compared to EOP (P = 0.045, P = 0.001, P < 0.01, P = 0.022). Results of multivariate analysis performed taking into account the age, gender, severity parameters of disease, alcohol consumption, smoking habits and other concurrent systemic comorbidities revealed LOP to be an independent risk factor for CVD and DM (P < 0.01, R 2 : 0.036, P < 0.01, R 2 : 0.077)., Conclusions: LOP seems to interact with systemic comorbidities hence generates more severe inflammatory burden and shows a more rapid course., Competing Interests: Competing interests: None., (©2022 Tognetti et al.)

Published
2022
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18. Data-Driven Assessment of Wind Turbine Performance Decline with Age and Interpretation Based on Comparative Test Case Analysis.

Author

Astolfi D, Pandit R, Celesti L, Vedovelli M, Lombardi A, and Terzi L

Abstract

An increasing amount of wind turbines, especially in Europe, are reaching the end of their expected lifetimes; therefore, long data sets describing their operation are available for scholars to analyze the performance trends. On these grounds, the present work is devoted to test case studies for the evaluation and the interpretation of wind turbine performance decline with age. Two wind farms were studied, featuring widely employed wind turbine models: the former is composed of 6 Senvion MM92 and the latter of 11 Vestas V52 wind turbines, owned by the ENGIE Italia company. SCADA data spanning, respectively, 10 and 7 years were analyzed for the two test cases. The effect of aging on the performance of the test case wind turbines was studied by constructing a data-driven model of appropriate operation curves, selected depending on the working region. For the Senvion MM92, we found that it is questionable to talk about performance aging because there is no evident trend in time: the performance variation year by year is in the order of a few kW and is therefore irrelevant for practical applications. For the Vestas V52 wind turbines, a much wider variability is observed: two wind turbines are affected by a remarkable performance drop, after which the behavior is stable and under-performing with respect to the rest of the wind farm. Particular attention is devoted to the interpretation of the results: the comparative discussion of the two test cases indicates that the observed operation curves are compatible with the hypothesis that the worsening with age of the two under-performing Vestas V52 can be ascribed to the behavior of the hydraulic blade pitch. Furthermore, for both test cases, it is estimated that the gearbox-aging contributes negligibly to the performance decline in time.

Published
2022
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19. Comparison of rituximab and intravenous immunoglobulin in the treatment of autoimmune bullous diseases: Real-life data from a single centre.

Author

Huseynova Terzi L, Akdogan N, Dogan Gunaydin S, and Atakan N

Subjects
Adult, Aged, Female, Humans, Immunologic Factors, Male, Middle Aged, Remission Induction, Retrospective Studies, Treatment Outcome, Immunoglobulins, Intravenous therapeutic use, Pemphigus drug therapy, Rituximab therapeutic use
Abstract

Background/aim: Rituximab (RTX) and intravenous human immunoglobulin (IVIG) have been shown to be effective in the treatment of autoimmune bullous diseases (ABD), mainly pemphigus vulgaris (PV). The present study aimed to assess the clinical response of patients with ABD, mainly PV to RTX, IVIG and combined regimen of both. Whether adding IVIG to RTX therapy affects the achievement of complete remission off therapy (CR off), reduces time to CR off, time to steroid cessation, and decreases relapse rate was also investigated., Methods: Data of 33 patients with ABD [PV (93.9%)], including clinical response to treatment, steroid cessation time, time to CR off and relapse, were recruited from medical charts., Results: CR off and relapse rate, mean time to CR off and relapse was 86.7% (n = 13) vs 60.0% (n = 6) and 53.3% (n = 8) vs 40% (n = 4), 12.77 ± 9.30 vs 11.25 ± 13.40 and 24.1 ± 16.7 vs 13.0 ± 3.6 months in RTX and combination group, respectively. Older age (P = .005), younger age at the time of diagnosis (P = .004), lesser disease duration to the initiation of RTX (P = .004), lesser BMI (P = .026) and female gender (P = .037) were associated factors with CR off., Conclusion: Adding IVIG to RTX did not increase CR off rates; it also did not decrease time to CR off, time to steroid cessation, relapse rates and did not increase time to relapse. Patient and disease characteristics, including age, younger age at the time of diagnosis, lesser disease duration before RTX treatment, lesser BMI and female gender, are factors associated with CR off., (© 2021 John Wiley & Sons Ltd.)

Published
2021
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20. P-Tau as prognostic marker in long term follow up for patients with shunted iNPH.

Author

Migliorati K, Panciani PP, Pertichetti M, Borroni B, Archetti S, Rozzini L, Padovani A, Terzi L, Bruscella S, and Fontanella MM

Subjects
Aged, Aged, 80 and over, Amyloid beta-Peptides cerebrospinal fluid, Cerebrospinal Fluid Shunts, Female, Humans, Male, Middle Aged, Phosphorylation, Prognosis, Spinal Puncture, Biomarkers cerebrospinal fluid, Hydrocephalus, Normal Pressure cerebrospinal fluid, Hydrocephalus, Normal Pressure surgery, tau Proteins cerebrospinal fluid
Abstract

Objective: Diagnosis of idiopathic Normal Pressure Hydrocephalus (iNPH) relies solely on clinical and radiological criteria while, unlike other neurological diseases, the analysis of cerebrospinal fluid markers is not used in clinical practice. Nevertheless, the overlapping of neurodegenerative diseases affects the long-term shunt efficacy and this occurrence should be detected before surgery. Therefore, we performed this study in order to assess the correlation between pre-surgical levels of CSF Beta Amyloid protein, Total Tau protein and Phospho-Tau protein with long-term clinical outcome. Methods: Between March 2012 and May 2016 we prospective evaluated all patients with iNPH according to guidelines criteria and we analysed CSF concentration of these proteins before and during surgery. Two years after surgery we evaluated iNPH score for all patients, grouping them in shunt responders and non-responders. Results: A total of 117 patients were included: Tap Test non-responders were 58 and at two years we had 35 shunt responders and 15 shunt non-responders. We found a significative difference between shunt-responders and shunt non-responders for pre surgical T-Tau (p: 0.02) and for P-Tau (p: 0.01). All the proteins were significantly associated with clinical outcome after surgery with different cut-off values; in particular, having a 'low' value of T-Tau, P-Tau and Aβ1-42 resulted in favourable outcome after surgery. Conclusions: Low level of P-Tau is a useful CSF biochemical prognostic factor for good clinical outcome at least two years after shunt; meanwhile a lower Aβ1-42 might suggest that the pathophysiology of iNPH could have something in common with other neurodegenerative diseases of the elderly.

Published
2021
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21. Radioisotopes demonstrate changes in global atmospheric circulation possibly caused by global warming.

Author

Terzi L, Wotawa G, Schoeppner M, Kalinowski M, Saey PRJ, Steinmann P, Luan L, and Staten PW

Abstract

In this paper, we present a new method to study global atmospheric processes and their changes during the last decade. A cosmogenic radionuclide measured at ground-level, beryllium-7, is utilized as a proxy to study atmospheric dynamics. Beryllium-7 has two advantages: First, this radionuclide, primarily created in the lower stratosphere, attaches to aerosols that are transported downwards to the troposphere and travel around the globe with the general atmospheric circulation. By monitoring these particles, we can provide a global, simple, and sustainable way to track processes such as multi-annual variation of the troposphere, tropopause heightening, position and speed of atmospheric interface zones, as well as the poleward movement and stalling patterns of jet streams. Second, beryllium-7 is a product of cosmic rays which are themselves directly linked to solar activity and the earth magnetic field. This study shows whether beryllium-7 observed concentration changes are correlated with such natural processes or independent of them. Our work confirms that major changes in the atmospheric circulation are currently ongoing, even though timeseries are too short to make climatological assessments. We provide solid evidence of significant and progressive changes of the global atmospheric circulation as well as modifications of tropopause heights over the past decade. As the last decade happened to be the warmest on record, this analysis also indicates that the observed changes are, at least to some extent, attributable to global warming.

Published
2020
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22. How to predict seasonal weather and monsoons with radionuclide monitoring.

Author

Terzi L, Kalinowski M, Schoeppner M, and Wotawa G

Abstract

Monsoon in India is of particular importance for the $2 trillion economy, highly dependent on agriculture. Monsoon rains water two-thirds of India's harvest. However, the monsoon season also causes large-scale flooding, resulting in loss of human life and economic damage estimated around $7 billion annually. Beryllium-7 is a tracer that can be used to monitor the intensity of stratosphere-troposphere exchange, which varies in accordance with the annual cycle of the global atmospheric circulation (Hadley, Ferrel and Polar cells). Based on the beryllium-7 data collected globally as part of the monitoring of the Comprehensive Nuclear-Test-Ban Treaty, the presented empirical method demonstrates the possibility to predict the start, withdrawal and intensity of the Indian monsoon season. Onset can be forecasted with an unprecedented accuracy of ±3 days, 2 months in advance compared to 1-3 weeks in advance by traditional methods. Applying this new method will enable better preparation for economic and natural hazard impacts of the monsoon season in India. This method can also be extended to other regions where the movement of Hadley cells governs monsoon onset and withdrawal.

Published
2019
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23. Mortality Rates and Trends Among Bologna Community Mental Health Service Users: A 13-Year Cohort Study.

Author

Berardi D, Pavarin RM, Chierzi F, Terzi L, Manzo V, Piazza A, Menchetti M, and Fioritti A

Subjects
Adolescent, Adult, Age Factors, Aged, Cause of Death, Community Mental Health Services statistics & numerical data, Female, Humans, Italy epidemiology, Male, Mental Disorders therapy, Middle Aged, Mortality, Personality Disorders mortality, Personality Disorders therapy, Poisson Distribution, Retrospective Studies, Risk Factors, Sex Factors, Young Adult, Mental Disorders mortality
Abstract

The present study aimed to determine mortality rates and trends among community mental health service users in Bologna (Italy) between 2001 and 2013. Standardized mortality ratios (SMRs) were calculated, and Poisson multiple regression analysis was performed. The cohort comprised 42,357 patients, of which 3556 died. The overall SMR was 1.62 (95% confidence interval = 1.57-1.67). SMRs for natural causes of death ranged from 1.25 to 2.30, whereas the SMR for violent deaths was 3.45. Both serious and common mental disorders showed a significant excess of mortality, although higher rates were found in severe mental disorders, especially in personality disorders. Different from most published studies, the overall SMR slightly decreased during the study period. The present study, though confirming that people with mental disorders present a higher risk of mortality, calls for prevention strategies oriented to all psychiatric diagnoses.

Published
2018
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25. Aggressive behavior and self-harm in Borderline Personality Disorder: The role of impulsivity and emotion dysregulation in a sample of outpatients.

Author

Terzi L, Martino F, Berardi D, Bortolotti B, Sasdelli A, and Menchetti M

Subjects
Adult, Affective Symptoms diagnosis, Aggression physiology, Borderline Personality Disorder diagnosis, Cross-Sectional Studies, Female, Humans, Male, Middle Aged, Self Mutilation diagnosis, Self Mutilation psychology, Self Report, Self-Injurious Behavior diagnosis, Affective Symptoms psychology, Aggression psychology, Borderline Personality Disorder psychology, Impulsive Behavior physiology, Outpatients psychology, Self-Injurious Behavior psychology
Abstract

Impulsivity has often been related to aggressive and self-mutilative behavior in Borderline Personality Disorder (BPD). Many authors focused on the key role of emotion dysregulation in explaining vulnerability to dysfunctional behavior in BPD in addition to trait impulsivity. Furthermore, recent works have shed light on a gap in empirical research concerning the specific mechanisms by which a lack of affective regulation produces aggression proneness. The purpose of the study was to investigate the role of impulsivity and emotion dysregulation in determining vulnerability to aggression and deliberate self-harm in a sample of BPD outpatients. Enrolled patients with BPD (N =79) completed a comprehensive assessment for personality disorder symptoms, trait impulsivity, emotional dysregulation, aggressive and self - mutilative behavior. Trait impulsivity significantly predicted both aggressive and self-mutilative proneness. Furthermore, emotion dysregulation was found significantly to account for the vulnerability to aggression and self-injury, in addition to the variance explained by impulsivity. In conclusion, these findings support evidence that emotion dysregulation plays an important role in increasing the risk of dysfunctional behavior in impulsive BPD individuals., (Copyright © 2017 Elsevier Ireland Ltd. All rights reserved.)

Published
2017
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26. Regulation of flowering time by RNA processing.

Author

Terzi LC and Simpson GG

Subjects
Alternative Splicing, Biological Clocks, Flowers growth & development, MicroRNAs physiology, Plant Proteins physiology, Plants genetics, Plants metabolism, Polyadenylation, RNA 3' End Processing, RNA, Messenger metabolism, RNA-Binding Proteins physiology, Gene Expression Regulation, Plant, Plant Development, RNA, Plant metabolism
Abstract

Plants control the time at which they flower by integrating environmental cues such as day length and temperature with an endogenous program of development. Flowering time is a quantitative trait and a model for how precision in gene regulation is delivered. In this review, we reveal that flowering time control is particularly rich in RNA processing-based gene regulatory phenomena. We review those factors which function in conserved RNA processing events like alternative 3' end formation, splicing, RNA export and miRNA biogenesis and how they affect flowering time. Likewise, we review the novel plant-specific RNA-binding proteins identified as regulators of flowering time control. In addition, we add to the network of flowering time control pathways, information on alternative processing of flowering time gene pre-mRNAs. Finally, we describe new approaches to dissect the mechanisms which underpin this control.

Published
2008
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27. Conserved tertiary base pairing ensures proper RNA folding and efficient assembly of the signal recognition particle Alu domain.

Author

Huck L, Scherrer A, Terzi L, Johnson AE, Bernstein HD, Cusack S, Weichenrieder O, and Strub K

Subjects
Base Pairing, Base Sequence, Binding Sites, Evolution, Molecular, Molecular Sequence Data, Mutation, Nucleic Acid Conformation, RNA, Small Cytoplasmic genetics, RNA-Binding Proteins metabolism, Sequence Alignment, Signal Recognition Particle genetics, Alu Elements, RNA, Small Cytoplasmic chemistry, Signal Recognition Particle chemistry, Signal Recognition Particle metabolism
Abstract

Proper folding of the RNA is an essential step in the assembly of functional ribonucleoprotein complexes. We examined the role of conserved base pairs formed between two distant loops in the Alu portion of the mammalian signal recognition particle RNA (SRP RNA) in SRP assembly and functions. Mutations disrupting base pairing interfere with folding of the Alu portion of the SRP RNA as monitored by probing the RNA structure and the binding of the protein SRP9/14. Complementary mutations rescue the defect establishing a role of the tertiary loop-loop interaction in RNA folding. The same mutations in the Alu domain have no major effect on binding of proteins to the S domain suggesting that the S domain can fold independently. Once assembled into a complete SRP, even particles that contain mutant RNA are active in arresting nascent chain elongation and translocation into microsomes, and, therefore, tertiary base pairing does not appear to be essential for these activities. Our results suggest a model in which the loop-loop interaction and binding of the protein SRP9/14 play an important role in the early steps of SRP RNA folding and assembly.

Published
2004
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28. Signal recognition particle Alu domain occupies a defined site at the ribosomal subunit interface upon signal sequence recognition.

Author

Terzi L, Pool MR, Dobberstein B, and Strub K

Subjects
Binding Sites, Conserved Sequence, Cross-Linking Reagents chemistry, Models, Chemical, Models, Molecular, Protein Structure, Tertiary, Ribosomes chemistry, Alu Elements, DNA-Binding Proteins chemistry, Protein Sorting Signals, Protein Subunits chemistry, Ribonucleoproteins chemistry, Ribosomal Proteins chemistry, Signal Recognition Particle chemistry
Abstract

The eukaryotic signal recognition particle (SRP) is essential for cotranslational targeting of proteins to the endoplasmic reticulum (ER). The SRP Alu domain is specifically required for delaying nascent chain elongation upon signal sequence recognition by SRP and was therefore proposed to interact directly with ribosomes. Using protein cross-linking, we provide experimental evidence that the Alu binding protein SRP14 is in close physical proximity of several ribosomal proteins in functional complexes. Cross-linking occurs even in the absence of a signal sequence in the nascent chain demonstrating that SRP can bind to all translating ribosomes and that close contacts between the Alu domain and the ribosome are independent of elongation arrest activity. Without a signal sequence, SRP14 cross-links predominantly to a protein of the large subunit. Upon signal sequence recognition, certain cross-linked products become detectable or more abundant revealing a change in the Alu domain-ribosome interface. At this stage, the Alu domain of SRP is located at the ribosomal subunit interface since SRP14 can be cross-linked to proteins from the large and small ribosomal subunits. Hence, these studies reveal differential modes of SRP-ribosome interactions mediated by the Alu domain.

Published
2004
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