115 results on '"Castan-Laurell I"'
Search Results
2. Effect of endurance training on skeletal muscle myokine expression in obese men: identification of apelin as a novel myokine
- Author
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Besse-Patin, A, Montastier, E, Vinel, C, Castan-Laurell, I, Louche, K, Dray, C, Daviaud, D, Mir, L, Marques, M-A, Thalamas, C, Valet, P, Langin, D, Moro, C, and Viguerie, N
- Published
- 2014
- Full Text
- View/download PDF
3. Apelin receptors: From signaling to antidiabetic strategy
- Author
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Chaves-Almagro, C., Castan-Laurell, I., Dray, C., Knauf, C., Valet, P., and Masri, B.
- Published
- 2015
- Full Text
- View/download PDF
4. The therapeutic potentials of apelin in obesity-associated diseases
- Author
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Castan-Laurell, I., primary, Dray, C., additional, and Valet, P., additional
- Published
- 2021
- Full Text
- View/download PDF
5. Effets métaboliques de l’apeline sur le tissu adipeux humain
- Author
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Attané, C., Valet, P., and Castan-Laurell, I.
- Published
- 2011
- Full Text
- View/download PDF
6. Adipokines: quelles nouvelles ?
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Dray, C., Valet, P., and Castan-Laurell, I.
- Published
- 2008
- Full Text
- View/download PDF
7. Caffeine reduces TNFα up-regulation in human adipose tissue primary culture
- Author
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Dray, C., Daviaud, D., Guigné, C., Valet, P., and Castan-Laurell, I.
- Published
- 2007
- Full Text
- View/download PDF
8. Expanding role for the apelin/APJ system in physiopathology
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Carpéné, C., Dray, C., Attané, C., Valet, P., Portillo, M. P., Churruca, I., Milagro, F. I., and Castan-Laurell, I.
- Published
- 2007
- Full Text
- View/download PDF
9. Fonctions métaboliques de l’apeline
- Author
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Castan-Laurell, I., primary, Dray, C., additional, Knauf, C., additional, and Valet, P., additional
- Published
- 2013
- Full Text
- View/download PDF
10. ENDURANCE TRAINING ENHANCES APELIN EXPRESSION IN HUMAN SKELETAL MUSCLE: RELATIONSHIP WITH INSULIN SENSITIVITY: 489 accepted poster
- Author
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Besse-Patin, A., Dray, C., thalamas, C., Louche, K., Daviaud, D., Castan-Laurell, I., Crampes, F., Langin, D., Valet, P., Moro, C., and viguerie, N.
- Published
- 2012
11. NEW ANTITHROMBOTIC FUNCTION OF APELIN PRESERVED IN METABOLIC SYNDROME: 166 accepted oral
- Author
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Adam, F., vatier, C., Lopez, J., Muscat, A., Turpin, S., Castan-Laurell, I., Bobe, R., Valet, P., Féve, B., and Siegfried, G.
- Published
- 2012
12. Insulin-mimetic actions of adipokines
- Author
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Castan-Laurell, I, Dray, C, Attané, C, Carpéné, C, Saulnier-Blache, J S, Knauf, C, and Valet, P
- Published
- 2008
13. Identification of apelin and APJ in adipocytes: potential role in white adipose tissue development
- Author
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BOUCHER, J., MASRI, B., CASTAN, LAURELL I., REY, A., DAVIAUD, D., KNIEBIEHLER, B., SAULNIER-BLACHE, J S., AUDIGIER, Y., and VALET, P.
- Published
- 2003
14. P 144 Un traitement chronique à l’apeline chez la souris obèse et résistante à l’insuline améliore le métabolisme lipidique à la fois dans le muscle squelettique et dans le foie
- Author
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Bertrand, C., Attané, C., Wanecq, E., Louche, K., Le-Gonidec, S., Moro, C., Valet, P., and Castan-Laurell, I.
- Published
- 2012
- Full Text
- View/download PDF
15. CA-002: Un traitement chronique à l'apeline diminue la stéatose hépatique chez des souris obèses et résistantes à l'insuline
- Author
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Castan-laurell, I., primary, Bertrand, C., additional, Deleryelle, S., additional, Batut, A., additional, Geoffre, N., additional, Louche, K., additional, Pradère, J., additional, Chaves-Almagro, C., additional, Masri, B., additional, Moro, C., additional, and Valet, P., additional
- Published
- 2016
- Full Text
- View/download PDF
16. Stéatose et résistance à l’insuline : implication des hépatokines
- Author
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Bertrand, C., primary, Valet, P., additional, and Castan-Laurell, I., additional
- Published
- 2015
- Full Text
- View/download PDF
17. L’administration d’apeline améliore la sensibilité à l’insuline : preuve de concept chez le volontaire sain en surpoids
- Author
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Gourdy, P., primary, Cazals, L., additional, Thalamas, C., additional, Emmanuelle, L., additional, Sommet, A., additional, Calvas, F., additional, Galitzky, M., additional, Castan-Laurell, I., additional, and Valet, P., additional
- Published
- 2015
- Full Text
- View/download PDF
18. O42 L’administration d’apeline améliore la sensibilité à l’insuline: preuve de concept chez le volontaire sain en surpoids
- Author
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Gourdy, P., primary, Cazals, L., additional, Thalamas, C., additional, Lami, E., additional, Sommet, A., additional, Galitzky, M., additional, Calvas, F., additional, Castan-Laurell, I., additional, and Valet, P., additional
- Published
- 2015
- Full Text
- View/download PDF
19. [Effect of treatment of chronic icv apelin in mice on carbohydrate metabolism]
- Author
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UCL - SSS/LDRI - Louvain Drug Research Institute, Duparc, T., Colom, A., Cani, Patrice D., Delzenne, Nathalie M., de Mota, N., Llorens-Cortes, C., Valet, P., Castan-Laurell, I., Knauf, C., UCL - SSS/LDRI - Louvain Drug Research Institute, Duparc, T., Colom, A., Cani, Patrice D., Delzenne, Nathalie M., de Mota, N., Llorens-Cortes, C., Valet, P., Castan-Laurell, I., and Knauf, C.
- Published
- 2010
20. [Role of cerebral apelin in maintaining carbohydrate homeostasis]
- Author
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UCL, Duparc, T., Colom, A., Cani, Patrice D., Rastrolli, S., Valet, P., Castan-Laurell, I., Knauf, C., UCL, Duparc, T., Colom, A., Cani, Patrice D., Rastrolli, S., Valet, P., Castan-Laurell, I., and Knauf, C.
- Published
- 2009
21. Effect of endurance training on skeletal muscle myokine expression in obese men: identification of apelin as a novel myokine
- Author
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Besse-Patin, A, primary, Montastier, E, additional, Vinel, C, additional, Castan-Laurell, I, additional, Louche, K, additional, Dray, C, additional, Daviaud, D, additional, Mir, L, additional, Marques, M-A, additional, Thalamas, C, additional, Valet, P, additional, Langin, D, additional, Moro, C, additional, and Viguerie, N, additional
- Published
- 2013
- Full Text
- View/download PDF
22. The intestinal glucose-apelin cycle controls carbohydrate absorption in mouse
- Author
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Dray, D., primary, Sakar, Y., additional, Vinel, C., additional, Daviaud, D., additional, Valet, P., additional, Castan-Laurell, I., additional, and Ducroc, R., additional
- Published
- 2012
- Full Text
- View/download PDF
23. Nouvelle fonction antiagrenante de l’apeline, conservée au cours de l’obésité
- Author
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Adam, F., primary, Lopez-Barba, J.J., additional, Vatier, C., additional, Turpin, S., additional, Muscat, A., additional, Lalou, M.C., additional, Aries, A., additional, Jardin, I., additional, Stepanian, A., additional, De Prost, D., additional, Castan-Laurell, I., additional, Valet, P., additional, Khatib, A.M., additional, Bobe, R., additional, Fève, B., additional, and Siegfried, G., additional
- Published
- 2012
- Full Text
- View/download PDF
24. Apelin stimulates glucose uptake but not lipolysis in human adipose tissue ex vivo
- Author
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Attane, C., primary, Daviaud, D., additional, Dray, C., additional, Dusaulcy, R., additional, Masseboeuf, M., additional, Prevot, D., additional, Carpene, C., additional, Castan-Laurell, I., additional, and Valet, P., additional
- Published
- 2010
- Full Text
- View/download PDF
25. Sunday, 18 July 2010
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Schuchardt, M., primary, Toelle, M., additional, Huang, T., additional, Wiedon, A., additional, Van Der Giet, M., additional, Mill, C., additional, George, S., additional, Jeremy, J., additional, Santulli, G., additional, Illario, M., additional, Cipolletta, E., additional, Sorriento, D., additional, Del Giudice, C., additional, Anastasio, A., additional, Trimarco, B., additional, Iaccarino, G., additional, Jobs, A., additional, Wagner, C., additional, Kurtz, A., additional, De Wit, C., additional, Koller, A., additional, Suvorava, T., additional, Weber, M., additional, Dao, V., additional, Kojda, G., additional, Tsaousi, A., additional, Lyon, C., additional, Williams, H., additional, Barth, N., additional, Loot, A., additional, Fleming, I., additional, Keul, P., additional, Lucke, S., additional, Graeler, M., additional, Heusch, G., additional, Levkau, B., additional, Biessen, E., additional, De Jager, S., additional, Bermudez-Pulgarin, B., additional, Bot, I., additional, Abia, R., additional, Van Berkel, T., additional, Renger, A., additional, Noack, C., additional, Zafiriou, M., additional, Dietz, R., additional, Bergmann, M., additional, Zelarayan, L., additional, Hammond, J., additional, Hamelet, J., additional, Van Assche, T., additional, Belge, C., additional, Vanderper, A., additional, Langin, D., additional, Herijgers, P., additional, Balligand, J., additional, Perrot, A., additional, Neubert, M., additional, Posch, M., additional, Oezcelik, C., additional, Waldmuller, S., additional, Berger, F., additional, Scheffold, T., additional, Bouvagnet, P., additional, Ozcelik, C., additional, Lebreiro, A., additional, Martins, E., additional, Lourenco, P., additional, Cruz, C., additional, Martins, M., additional, Bettencourt, P., additional, Maciel, M., additional, Abreu-Lima, C., additional, Pilichou, K., additional, Bauce, B., additional, Rampazzo, A., additional, Carturan, E., additional, Corrado, D., additional, Thiene, G., additional, Basso, C., additional, Piccini, I., additional, Fortmueller, L., additional, Kuhlmann, M., additional, Schaefers, M., additional, Carmeliet, P., additional, Kirchhof, P., additional, Fabritz, L., additional, Sanchez, J., additional, Rodriguez-Sinovas, A., additional, Agullo, E., additional, Garcia-Dorado, D., additional, Lymperopoulos, A., additional, Rengo, G., additional, Gao, E., additional, Zincarelli, C., additional, Koch, W., additional, Morgan, P., additional, Diez, A., additional, Perez, N., additional, Cingolani, H., additional, Zahradnikova, A., additional, Polakova, E., additional, Zahradnik, I., additional, Fluschnik, N., additional, Sossalla, S., additional, Ort, K., additional, Neef, S., additional, Hasenfuss, G., additional, Maier, L., additional, Weinert, S., additional, Poitz, D., additional, Herold, J., additional, Schmeisser, A., additional, Strasser, J., additional, Braun-Dullaeus, R., additional, Nazari-Jahantigh, M., additional, Weber, C., additional, Schober, A., additional, Leuner, A., additional, Eichhorn, B., additional, Ravens, U., additional, Morawietz, H., additional, Babes, E., additional, Babes, V., additional, Popescu, M., additional, Ardelean, A., additional, Rus, M., additional, Bustea, C., additional, Gwozdz, P., additional, Csanyi, G., additional, Luzak, B., additional, Gajda, M., additional, Mateuszuk, L., additional, Chmura-Skirlinska, A., additional, Watala, C., additional, Chlopicki, S., additional, Kierzkowska, I., additional, Sulicka, J., additional, Kwater, A., additional, Strach, M., additional, Surdacki, A., additional, Siedlar, M., additional, Grodzicki, T., additional, Olieslagers, S., additional, Pardali, L., additional, Tchaikovski, V., additional, Ten Dijke, P., additional, Waltenberger, J., additional, Renner, M., additional, Redwan, B., additional, Winter, M., additional, Panzenboeck, A., additional, Jakowitsch, J., additional, Sadushi-Kolici, R., additional, Bonderman, D., additional, Lang, I., additional, Toso, A., additional, Tanini, L., additional, Pizzetti, T., additional, Leoncini, M., additional, Maioli, M., additional, Tedeschi, D., additional, Oliviero, C., additional, Bellandi, F., additional, Casprini, P., additional, Amato, M., additional, Molins, B., additional, Pena, E., additional, Badimon, L., additional, Ferreiro Gutierrez, J., additional, Ueno, M., additional, Alissa, R., additional, Dharmashankar, K., additional, Capodanno, D., additional, Desai, B., additional, Bass, T., additional, Angiolillo, D., additional, Chabielska, E., additional, Gromotowicz, A., additional, Szemraj, J., additional, Stankiewicz, A., additional, Zakrzeska, A., additional, Mohammed, S., additional, Molla, F., additional, Soldo, A., additional, Russo, I., additional, Germano, G., additional, Balconi, G., additional, Staszewsky, L., additional, Latini, R., additional, Lynch, F., additional, Austin, C., additional, Prendergast, B., additional, Keenan, D., additional, Malik, R., additional, Izzard, A., additional, Heagerty, A., additional, Czikora, A., additional, Lizanecz, E., additional, Rutkai, I., additional, Boczan, J., additional, Porszasz, R., additional, Papp, Z., additional, Edes, I., additional, Toth, A., additional, Colantuoni, A., additional, Vagnani, S., additional, Lapi, D., additional, Maroz-Vadalazhskaya, N., additional, Koslov, I., additional, Shumavetz, V., additional, Glibovskaya, T., additional, Ostrovskiy, Y., additional, Koutsiaris, A., additional, Tachmitzi, S., additional, Kotoula, M., additional, Giannoukas, A., additional, Tsironi, E., additional, Darago, A., additional, Orosz, P., additional, Megyesi, Z., additional, Schudeja, S., additional, Matschke, K., additional, Deussen, A., additional, Castro, M., additional, Cena, J., additional, Walsh, M., additional, Schulz, R., additional, Poddar, K., additional, Rha, S., additional, Ramasamy, S., additional, Park, J., additional, Choi, C., additional, Seo, H., additional, Park, C., additional, Oh, D., additional, Almeida, J., additional, Pimenta, S., additional, Bernardes, J., additional, Machado, J., additional, Sabatasso, S., additional, Laissue, J., additional, Hlushchuk, R., additional, Brauer-Krisch, E., additional, Bravin, A., additional, Blattmann, H., additional, Michaud, K., additional, Djonov, V., additional, Hirschberg, K., additional, Tarcea, V., additional, Pali, S., additional, Korkmaz, S., additional, Loganathan, S., additional, Merkely, B., additional, Karck, M., additional, Szabo, G., additional, Pagliani, L., additional, Faggin, E., additional, Rattazzi, M., additional, Puato, M., additional, Presta, M., additional, Grego, F., additional, Deriu, G., additional, Pauletto, P., additional, Kaiser, R., additional, Albrecht, K., additional, Schgoer, W., additional, Theurl, M., additional, Beer, A., additional, Wiedemann, D., additional, Steger, C., additional, Bonaros, N., additional, Kirchmair, R., additional, Kharlamov, A., additional, Cabaravdic, M., additional, Breuss, J., additional, Uhrin, P., additional, Binder, B., additional, Fiordaliso, F., additional, Maggioni, M., additional, Biondi, A., additional, Masson, S., additional, Cervo, L., additional, Francke, A., additional, Soenke, W., additional, Strasser, R., additional, Hecht, N., additional, Vajkoczy, P., additional, Woitzik, J., additional, Hackbusch, D., additional, Gatzke, N., additional, Duelsner, A., additional, Tsuprykov, O., additional, Slavic, S., additional, Buschmann, I., additional, Kappert, K., additional, Massaro, M., additional, Scoditti, E., additional, Carluccio, M., additional, Storelli, C., additional, Distante, A., additional, De Caterina, R., additional, Barandi, L., additional, Harmati, G., additional, Simko, J., additional, Horvath, B., additional, Szentandrassy, N., additional, Banyasz, T., additional, Magyar, J., additional, Nanasi, P., additional, Kaya, A., additional, Uzunhasan, I., additional, Yildiz, A., additional, Yigit, Z., additional, Turkoglu, C., additional, Doisne, N., additional, Zannad, N., additional, Hivert, B., additional, Cosnay, P., additional, Maupoil, V., additional, Findlay, I., additional, Virag, L., additional, Kristof, A., additional, Koncz, I., additional, Szel, T., additional, Jost, N., additional, Biliczki, P., additional, Papp, J., additional, Varro, A., additional, Bukowska, A., additional, Skopp, K., additional, Hammwoehner, M., additional, Huth, C., additional, Bode-Boeger, S., additional, Goette, A., additional, Workman, A., additional, Dempster, J., additional, Marshall, G., additional, Rankin, A., additional, Revnic, C., additional, Ginghina, C., additional, Revnic, F., additional, Yakushev, S., additional, Petrushanko, I., additional, Makhro, A., additional, Segato Komniski, M., additional, Mitkevich, V., additional, Makarov, A., additional, Gassmann, M., additional, Bogdanova, A., additional, Rutkovskiy, A., additional, Mariero, L., additional, Stenslokken, K., additional, Valen, G., additional, Vaage, J., additional, Dizayee, S., additional, Kaestner, S., additional, Kuck, F., additional, Piekorz, R., additional, Hein, P., additional, Matthes, J., additional, Nurnberg, B., additional, Herzig, S., additional, Hertel, F., additional, Switalski, A., additional, Bender, K., additional, Kienitz, M.-C., additional, Pott, L., additional, Fornai, L., additional, Angelini, A., additional, Erika Amstalden Van Hove, E., additional, Fedrigo, M., additional, Heeren, R., additional, Kruse, M., additional, Pongs, O., additional, Lehmann, H., additional, Martens-Lobenhoffer, J., additional, Roehl, F., additional, Radicke, S., additional, Cotella, C., additional, Sblattero, D., additional, Schaefer, M., additional, Wettwer, E., additional, Santoro, C., additional, Seyler, C., additional, Kulzer, M., additional, Zitron, E., additional, Scholz, E., additional, Welke, F., additional, Thomas, D., additional, Karle, C., additional, Schmidt, K., additional, Dobrev, D., additional, Houshmand, N., additional, Menesi, D., additional, Cotella, D., additional, Szuts, V., additional, Puskas, L., additional, Kiss, I., additional, Deak, F., additional, Tereshchenko, S., additional, Gladyshev, M., additional, Kalachova, G., additional, Syshchik, N., additional, Gogolashvili, N., additional, Dedok, E., additional, Evert, L., additional, Wenzel, J., additional, Brandenburger, M., additional, Bogdan, R., additional, Richardt, D., additional, Reppel, M., additional, Hescheler, J., additional, Dendorfer, A., additional, Terlau, H., additional, Wiegerinck, R., additional, Galvez-Monton, C., additional, Jorge, E., additional, Martinez, R., additional, Ricart, E., additional, Cinca, J., additional, Bagavananthem Andavan, G., additional, Lemmens Gruber, R., additional, Brack, K., additional, Coote, J., additional, Ng, G., additional, Daimi, H., additional, Haj Khelil, A., additional, Neji, A., additional, Ben Hamda, K., additional, Maaoui, S., additional, Aranega, A., additional, Chibani, J., additional, Franco Jaime, D., additional, Tanko, A.-S., additional, Daniel, J.-M., additional, Bielenberg, W., additional, Stieger, P., additional, Tillmanns, H., additional, Sedding, D., additional, Fortini, C., additional, Toffoletto, B., additional, Fucili, A., additional, Beltrami, A., additional, Fiorelli, V., additional, Francolini, G., additional, Ferrari, R., additional, Beltrami, C., additional, Castellani, C., additional, Ravara, B., additional, Tavano, R., additional, Vettor, R., additional, De Coppi, P., additional, Papini, E., additional, Gunetti, M., additional, Fagioli, F., additional, Suffredini, S., additional, Sartiani, L., additional, Stillitano, F., additional, Mugelli, A., additional, Cerbai, E., additional, Krausgrill, B., additional, Halbach, M., additional, Soemantri, S., additional, Schenk, K., additional, Lange, N., additional, Saric, T., additional, Muller-Ehmsen, J., additional, Kavanagh, D., additional, Zhao, Y., additional, Yemm, A., additional, Kalia, N., additional, Wright, E., additional, Farrell, K., additional, Wallrapp, C., additional, Geigle, P., additional, Lewis, A., additional, Stratford, P., additional, Malik, N., additional, Holt, C., additional, Raths, M., additional, Zagallo, M., additional, Luni, C., additional, Serena, E., additional, Cimetta, E., additional, Zatti, S., additional, Giobbe, G., additional, Elvassore, N., additional, Zaglia, T., additional, Zambon, A., additional, Gordon, K., additional, Mioulane, M., additional, Foldes, G., additional, Ali, N., additional, Harding, S., additional, Gorbe, A., additional, Szunyog, A., additional, Varga, Z., additional, Pirity, M., additional, Rungaruniert, S., additional, Dinnyes, A., additional, Csont, T., additional, Ferdinandy, P., additional, Iqbal, A., additional, Schneider, M. D., additional, Khodjaeva, E., additional, Ibadov, R., additional, Khalikulov, K., additional, Mansurov, A., additional, Astvatsatryan, A., additional, Senan, M., additional, Nemeth, A., additional, Lenkey, Z., additional, Ajtay, Z., additional, Cziraki, A., additional, Sulyok, E., additional, Horvath, I., additional, Lobenhoffer, J., additional, Bode-Boger, S., additional, Li, J., additional, He, Y., additional, Yang, X., additional, Wang, F., additional, Xu, H., additional, Li, X., additional, Zhao, X., additional, Lin, Y., additional, Juszynski, M., additional, Ciszek, B., additional, Jablonska, A., additional, Stachurska, E., additional, Ratajska, A., additional, Atkinson, A., additional, Inada, S., additional, Sleiman, R., additional, Zhang, H., additional, Boyett, M., additional, Dobrzynski, H., additional, Fedorenko, O., additional, Hao, G., additional, Yanni, J., additional, Buckley, D., additional, Anderson, R., additional, Ma, Y., additional, Ma, X., additional, Hu, Y., additional, Yang, Y., additional, Huang, D., additional, Liu, F., additional, Huang, Y., additional, Liu, C., additional, Jedrzejczyk, T., additional, Balwicki, L., additional, Wierucki, L., additional, Zdrojewski, T., additional, Agarkova, I., additional, Vogel, J., additional, Korybalska, K., additional, Pyda, M., additional, Witowski, J., additional, Ibatov, A., additional, Sozmen, N., additional, Seymen, A., additional, Tuncay, E., additional, Turan, B., additional, Chen, B., additional, Houston-Feenstra, L., additional, Chiong, J. R., additional, Jutzy, K., additional, Furundzija, V., additional, Kaufmann, J., additional, Meyborg, H., additional, Fleck, E., additional, Stawowy, P., additional, Ksiezycka-Majczynska, E., additional, Lubiszewska, B., additional, Kruk, M., additional, Kurjata, P., additional, Ruzyllo, W., additional, Driesen, R., additional, Coenen, T., additional, Fagard, R., additional, Sipido, K., additional, Petrov, V., additional, Aksentijevic, D., additional, Lygate, C., additional, Makinen, K., additional, Sebag-Montefiore, L., additional, Medway, D., additional, Schneider, J., additional, Neubauer, S., additional, Gasser, R., additional, Holzwart, E., additional, Rainer, P., additional, Von Lewinski, D., additional, Maechler, H., additional, Gasser, S., additional, Roessl, U., additional, Pieske, B., additional, Krueger, J., additional, Kintscher, U., additional, Podramagi, T., additional, Paju, K., additional, Piirsoo, A., additional, Roosimaa, M., additional, Kadaja, L., additional, Orlova, E., additional, Ruusalepp, A., additional, Seppet, E., additional, Auquier, J., additional, Ginion, A., additional, Hue, L., additional, Horman, S., additional, Beauloye, C., additional, Vanoverschelde, J., additional, Bertrand, L., additional, Fekete, V., additional, Zvara, A., additional, Pipis, J., additional, Konya, C., additional, Csonka, C., additional, Kraigher-Krainer, E., additional, Von Lewinksi, D., additional, Gonzalez-Loyola, A., additional, Barba, I., additional, Fernandez-Sanz, C., additional, Ruiz-Meana, M., additional, Forteza, M., additional, Bodi Peris, V., additional, Monleon, D., additional, Mainar, L., additional, Morales, J., additional, Moratal, D., additional, Trapero, I., additional, Chorro, F., additional, Leszek, P., additional, Sochanowicz, B., additional, Szperl, M., additional, Kolsut, P., additional, Piotrowski, W., additional, Rywik, T., additional, Danko, B., additional, Kruszewski, M., additional, Stanley, W., additional, Khairallah, R., additional, Khanna, N., additional, O'shea, K., additional, Kristian, T., additional, Hecker, P., additional, Des Rosiers, R., additional, Fiskum, G., additional, Fernandez-Alfonso, M., additional, Guzman-Ruiz, R., additional, Somoza, B., additional, Gil-Ortega, M., additional, Attane, C., additional, Castan-Laurell, I., additional, Valet, P., additional, Ruiz-Gayo, M., additional, Denissevich, T., additional, Schrepper, A., additional, Schwarzer, M., additional, Amorim, P., additional, Schoepe, M., additional, Mohr, F., additional, Doenst, T., additional, Chiellini, G., additional, Ghelardoni, S., additional, Saba, A., additional, Marchini, M., additional, Frascarelli, S., additional, Raffaelli, A., additional, Scanlan, T., additional, Zucchi, R., additional, Van Den Akker, N., additional, Molin, D., additional, Kolk, F., additional, Jeukens, F., additional, Olde Engberink, R., additional, Post, M., additional, Verbruggen, S., additional, Schulten, H., additional, Rochais, F., additional, Kelly, R., additional, Aberg, M., additional, Johnell, M., additional, Wickstrom, M., additional, Siegbahn, A., additional, Dimitrakis, P., additional, Groppalli, V., additional, Ott, D., additional, Seifriz, F., additional, Suter, T., additional, Zuppinger, C., additional, Kashcheyeu, Y., additional, Mueller, R., additional, Wiesen, M., additional, Gruendemann, D., additional, Falcao-Pires, I., additional, Fontes-Sousa, A., additional, Lopes-Conceicao, L., additional, Bras-Silva, C., additional, Leite-Moreira, A., additional, Bukauskas, F., additional, Palacios-Prado, N., additional, Norheim, F., additional, Raastad, T., additional, Thiede, B., additional, Drevon, C., additional, Haugen, F., additional, Lindner, D., additional, Westermann, D., additional, Zietsch, C., additional, Schultheiss, H.-P., additional, Tschoepe, C., additional, Horn, M., additional, Graham, H., additional, Hall, M., additional, Richards, M., additional, Clarke, J., additional, Dibb, K., additional, Trafford, A., additional, Cheng, C.-F., additional, Lin, H., additional, Eigeldiger-Berthou, S., additional, Buntschu, P., additional, Frobert, A., additional, Flueck, M., additional, Tevaearai, H., additional, Kadner, A., additional, Mikhailov, A., additional, Torrado, M., additional, Centeno, A., additional, Lopez, E., additional, Lourido, L., additional, Castro Beiras, A., additional, Popov, T., additional, Srdanovic, I., additional, Petrovic, M., additional, Canji, T., additional, Kovacevic, M., additional, Jovelic, A., additional, Sladojevic, M., additional, Panic, G., additional, Kararigas, G., additional, Fliegner, D., additional, Regitz-Zagrosek, V., additional, De La Rosa Sanchez, A., additional, Dominguez, J., additional, Sedmera, D., additional, Franco, D., additional, Medunjanin, S., additional, Burgbacher, F., additional, Han, W., additional, Zhang, J., additional, Gao, X., additional, Bayliss, C., additional, Song, W., additional, Stuckey, D., additional, Dyer, E., additional, Leung, M.-C., additional, Monserrat, L., additional, Marston, S., additional, Fusco, A., additional, Paillard, M., additional, Liang, J., additional, Strub, G., additional, Gomez, L., additional, Hait, N., additional, Allegood, J., additional, Lesnefsky, E., additional, Spiegel, S., additional, Zuchi, C., additional, Coiro, S., additional, Bettini, M., additional, Ciliberti, G., additional, Mancini, I., additional, Tritto, I., additional, Becker, L., additional, Ambrosio, G., additional, Adam, T., additional, Sharp, S., additional, Opie, L., additional, Lecour, S., additional, Khaliulin, I., additional, Parker, J., additional, Halestrap, A., additional, Kandasamy, A., additional, Osterholt, M., additional, Miro-Casas, E., additional, Boengler, K., additional, Menazza, S., additional, Canton, M., additional, Sheeran, F., additional, Di Lisa, F., additional, Pepe, S., additional, Borchi, E., additional, Manni, M., additional, Bargelli, V., additional, Giordano, C., additional, D'amati, G., additional, Nediani, C., additional, Raimondi, L., additional, Micova, P., additional, Balkova, P., additional, Kolar, F., additional, Neckar, J., additional, Novak, F., additional, Novakova, O., additional, Schuchardt, M., additional, Pruefer, N., additional, Pruefer, J., additional, Jankowski, V., additional, Jankowski, J., additional, Su, Y., additional, Zervou, S., additional, Seidel, B., additional, Radovits, T., additional, Barnucz, E., additional, Aggeli, I., additional, Kefaloyianni, E., additional, Beis, I., additional, Gaitanaki, C., additional, Lacerda, L., additional, Somers, S., additional, Paur, H., additional, Nikolaev, V., additional, Lyon, A., additional, Silva, S., additional, Gomes, M., additional, Ferreira, P., additional, Capuano, V., additional, Ferron, L., additional, Ruchon, Y., additional, Ben Mohamed, F., additional, Renaud, J.-F., additional, Goncalves, N., additional, Gavina, C., additional, Pinho, S., additional, Moura, C., additional, Amorim, M., additional, Pinho, P., additional, Christ, T., additional, Molenaar, P., additional, Kaumann, A., additional, Kletsiou, E., additional, Giannakopoulou, M., additional, Bozas, E., additional, Iliodromitis, E., additional, Anastasiou-Nana, M., additional, Papathanassoglou, E., additional, Chottova Dvorakova, M., additional, Mistrova, E., additional, Slavikova, J., additional, Hynie, S., additional, Sida, P., additional, Klenerova, V., additional, Zakrzewicz, A., additional, Hoffmann, C., additional, Hohberg, M., additional, Chlench, S., additional, Maroski, J., additional, Drab, M., additional, Siegel, G., additional, Pries, A., additional, Schrot, G., additional, Wilck, N., additional, Fechner, M., additional, Arias, A., additional, Meiners, S., additional, Baumann, G., additional, Stangl, V., additional, Stangl, K., additional, Ludwig, A., additional, Christ, A., additional, Eijgelaar, W., additional, Daemen, M., additional, Penfold, M., additional, Schall, T., additional, Hintenberger, R., additional, Kaun, C., additional, Pfaffenberger, S., additional, Maurer, G., additional, Huber, K., additional, Wojta, J., additional, Demyanets, S., additional, Titov, V., additional, Chin-Dusting, J., additional, Vaisman, B., additional, Khong, S., additional, Remaley, A., additional, Andrews, K., additional, Hoeper, A., additional, Khalid, A., additional, Fuglested, B., additional, Aasum, E., additional, Larsen, T., additional, Diebold, I., additional, Petry, A., additional, Djordjevic, T., additional, Belaiba, R., additional, Fratz, S., additional, Hess, J., additional, Kietzmann, T., additional, Goerlach, A., additional, Chess, D., additional, Walsh, K., additional, Van Der Velden, J., additional, Moreira-Goncalves, D., additional, Paulus, W., additional, Niessen, H., additional, Perlini, S., additional, Azibani, F., additional, Tournoux, F., additional, Fazal, L., additional, Polidano, E., additional, Merval, R., additional, Chatziantoniou, C., additional, Samuel, J., additional, Delcayre, C., additional, Mgandela, P., additional, Brooksbank, R., additional, Maswanganyi, T., additional, Woodiwiss, A., additional, Norton, G., additional, Makaula, S., additional, Bucciantini, M., additional, Spinelli, V., additional, Coppini, R., additional, Russo, E., additional, Stefani, M., additional, Sukumaran, V., additional, Watanabe, K., additional, Ma, M., additional, Thandavarayan, R., additional, Azrozal, W., additional, Sari, F., additional, Shimazaki, H., additional, Kobayashi, Y., additional, Roleder, T., additional, Golba, K., additional, Deja, M., additional, Malinowski, M., additional, Wos, S., additional, Grebe, M., additional, Preissner, K., additional, Ercan, E., additional, Guven, A., additional, Asgun, F., additional, Ickin, M., additional, Ercan, F., additional, Kaplan, A., additional, Yavuz, O., additional, Bagla, S., additional, Kuka, J., additional, Vilskersts, R., additional, Vavers, E., additional, Liepins, E., additional, Dambrova, M., additional, Duerr, G., additional, Suchan, G., additional, Heuft, T., additional, Klaas, T., additional, Zimmer, A., additional, Welz, A., additional, Fleischmann, B., additional, Dewald, O., additional, Voelkl, J., additional, Haubner, B., additional, Kremser, C., additional, Mayr, A., additional, Klug, G., additional, Reiner, M., additional, Pachinger, O., additional, Metzler, B., additional, Pisarenko, O., additional, Shulzhenko, V., additional, Pelogeykina, Y., additional, Khatri, D., additional, Studneva, I., additional, Bencsik, P., additional, Kocsis, G., additional, Shamloo, M., additional, Woodburn, K., additional, Szucs, G., additional, Kupai, K., additional, Csont, C., additional, Kocsisne Fodor, G., additional, Monostori, P., additional, and Turi, S., additional
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- 2010
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26. P277 Effet d’un traitement icv chronique d’apeline chez la souris sur le métabolisme glucidique
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Duparc, T., primary, Colom, A., additional, Cani, P.D., additional, Delzenne, N.M., additional, de Mota, N., additional, Llorens-Cortes, C., additional, Valet, P., additional, Castan-Laurell, I., additional, and Knauf, C., additional
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- 2010
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27. O19 Rôle de l’apeline cérébrale dans le maintien de l’homéostasie glucidique
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Duparc, T., primary, Colom, A., additional, Cani, P.D., additional, Rastrelli, S., additional, Valet, P., additional, Castan-Laurell, I., additional, and Knauf, C., additional
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- 2009
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28. P.303 Caractérisation des tissus adipeux mésentérique et rampant après induction d’une colite expérimentale chez la souris
- Author
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Olivier, I., primary, Theodorou, V., additional, Valet, P., additional, Castan-Laurell, I., additional, Ferrier, L., additional, and Eutamene, H., additional
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- 2009
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29. O58 Un traitement chronique à l’apeline stimule l’oxydation des acides gras dans le muscle de souris normopondérales et insulino-résistantes
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Attané, C., primary, Guzman-Ruiz, R., additional, Bézaire, V., additional, Daviaud, D., additional, Dray, C., additional, Ruiz-Gayo, M., additional, Valet, P., additional, and Castan-Laurell, I., additional
- Published
- 2009
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- View/download PDF
30. P74 L’apeline améliore la tolérance au glucose en régulant l’absorption intestinale du glucose
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Dray, C., primary, Sakar, Y., additional, Daviaud, D., additional, Valet, P., additional, Castan-Laurell, I., additional, and Ducroc, R., additional
- Published
- 2009
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31. Apelin/APJ signaling system: a potential link between adipose tissue and endothelial angiogenic processes
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Kunduzova, O., primary, Alet, N., additional, Delesque‐Touchard, N., additional, Millet, L., additional, Castan‐Laurell, I., additional, Muller, C., additional, Dray, C., additional, Schaeffer, P., additional, Herault, J. P., additional, Savi, P., additional, Bono, F., additional, and Valet, P., additional
- Published
- 2008
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32. The latest on adipokines
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Dray, C., primary, Valet, P., additional, and Castan-Laurell, I., additional
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- 2008
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33. O38 L’apeline stimule l’utilisation de glucose chez les souris normales et les souris obèses et insulino-résistantes
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Dray, C., primary, Knauf, C., additional, Daviaud, D., additional, Buleon, M., additional, Boucher, J., additional, Cani, P.D., additional, Waget, A., additional, Guigne, C., additional, Carpene, C., additional, Burcelin, R., additional, Castan-Laurell, I., additional, and Valet, P., additional
- Published
- 2008
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34. Adipokine Expression Profile in Adipocytes of Different Mouse Models of Obesity
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Boucher, J., primary, Castan-Laurell, I., additional, Daviaud, D., additional, Guigné, C., additional, Buléon, M., additional, Carpéné, C., additional, Saulnier-Blache, J. S., additional, and Valet, P., additional
- Published
- 2005
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35. Human alpha 2A-adrenergic receptor gene expressed in transgenic mouse adipose tissue under the control of its regulatory elements
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Boucher, J, primary, Castan-Laurell, I, additional, Le Lay, S, additional, Grujic, D, additional, Sibrac, D, additional, Krief, S, additional, Lafontan, M, additional, Lowell, BB, additional, Dugail, I, additional, Saulnier-Blache, JS, additional, and Valet, P, additional
- Published
- 2002
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36. Développement d'une obésité nutritionnelle chez des souris transgéniques ayant une réceptivité adrénergique du tissu adipeux comparable à celle de l'homme
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Castan-Laurell, I., primary, Boucher, J., additional, Rey, A., additional, Sibrac, D., additional, Gesta, S., additional, Pagès, C., additional, Daviaud, D., additional, Simon, M.F., additional, Lafontan, M., additional, Saulnier-Blachet, J.S., additional, and Valet, P., additional
- Published
- 2002
- Full Text
- View/download PDF
37. Human α2A-adrenergic receptor gene expressed in transgenic mouse adipose tissue under the control of its regulatory elements
- Author
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Boucher, J, Castan-Laurell, I, Lay, S Le, Grujic, D, Sibrac, D, Krief, S, Lafontan, M, Lowell, B B, Dugail, I, Saulnier-Blache, J-S, and Valet, P
- Abstract
Catecholamines regulate white adipose tissue function and development by acting through
β - andα 2-adrenergic receptors (ARs). Human adipocytes express mainlyα 2A- but few or noβ 3-ARs while the reverse is true for rodent adipocytes. Our aim was to generate a mouse model with a human-likeα 2/β -adrenergic balance in adipose tissue by creating transgenic mice harbouring the humanα 2A-AR gene under the control of its own regulatory elements in a combined mouseβ 3-AR−/− and humanβ 3-AR+/+ background. Transgenic mice exhibit functional humanα 2A-ARs only in white fat cells. Interestingly, as in humans, subcutaneous adipocytes expressed higher levels ofα 2-AR than perigonadal fat cells, which are associated with a better antilipolytic response to epinephrine. High-fat-diet-induced obesity was observed in transgenic mice in the absence of fat cell size modifications. In addition, analysis of gene expression related to lipid metabolism in isolated adipocytes suggested reduced lipid mobilization and no changes in lipid storage capacity of transgenic mice fed a high-fat diet. Finally, the development of adipose tissue in these mice was not associated with significant modifications of glucose and insulin blood levels. Thus, these transgenic mice constitute an original model of diet-induced obesity forin vivo physiological and pharmacological studies with respect to theα 2/β -AR balance in adipose tissue.- Published
- 2002
38. The Tyrosine Phosphatase SHP2: A New Target for Insulin Resistance?
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Saint-Laurent C, Mazeyrie L, Tajan M, Paccoud R, Castan-Laurell I, Valet P, Edouard T, Pradère JP, Dray C, and Yart A
- Abstract
The SH2 containing protein tyrosine phosphatase 2(SHP2) plays essential roles in fundamental signaling pathways, conferring on it versatile physiological functions during development and in homeostasis maintenance, and leading to major pathological outcomes when dysregulated. Many studies have documented that SHP2 modulation disrupted glucose homeostasis, pointing out a relationship between its dysfunction and insulin resistance, and the therapeutic potential of its targeting. While studies from cellular or tissue-specific models concluded on both pros-and-cons effects of SHP2 on insulin resistance, recent data from integrated systems argued for an insulin resistance promoting role for SHP2, and therefore a therapeutic benefit of its inhibition. In this review, we will summarize the general knowledge of SHP2's molecular, cellular, and physiological functions, explaining the pathophysiological impact of its dysfunctions, then discuss its protective or promoting roles in insulin resistance as well as the potency and limitations of its pharmacological modulation.
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- 2022
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39. Nuclear HMGB1 protects from nonalcoholic fatty liver disease through negative regulation of liver X receptor.
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Personnaz J, Piccolo E, Dortignac A, Iacovoni JS, Mariette J, Rocher V, Polizzi A, Batut A, Deleruyelle S, Bourdens L, Delos O, Combes-Soia L, Paccoud R, Moreau E, Martins F, Clouaire T, Benhamed F, Montagner A, Wahli W, Schwabe RF, Yart A, Castan-Laurell I, Bertrand-Michel J, Burlet-Schiltz O, Postic C, Denechaud PD, Moro C, Legube G, Lee CH, Guillou H, Valet P, Dray C, and Pradère JP
- Abstract
Dysregulations of lipid metabolism in the liver may trigger steatosis progression, leading to potentially severe clinical consequences such as nonalcoholic fatty liver diseases (NAFLDs). Molecular mechanisms underlying liver lipogenesis are very complex and fine-tuned by chromatin dynamics and multiple key transcription factors. Here, we demonstrate that the nuclear factor HMGB1 acts as a strong repressor of liver lipogenesis. Mice with liver-specific Hmgb1 deficiency display exacerbated liver steatosis, while Hmgb1 -overexpressing mice exhibited a protection from fatty liver progression when subjected to nutritional stress. Global transcriptome and functional analysis revealed that the deletion of Hmgb1 gene enhances LXRα and PPARγ activity. HMGB1 repression is not mediated through nucleosome landscape reorganization but rather via a preferential DNA occupation in a region carrying genes regulated by LXRα and PPARγ. Together, these findings suggest that hepatocellular HMGB1 protects from liver steatosis development. HMGB1 may constitute a new attractive option to therapeutically target the LXRα-PPARγ axis during NAFLD.
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- 2022
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40. Plasma Apelin and Risk of Type 2 Diabetes in a Cohort From the Community.
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Castan-Laurell I, El Boustany R, Pereira O, Potier L, Marre M, Fumeron F, Valet P, Gourdy P, Velho G, and Roussel R
- Published
- 2020
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41. The apelin/APJ system as a therapeutic target in metabolic diseases.
- Author
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Castan-Laurell I, Masri B, and Valet P
- Subjects
- Animals, Apelin Receptors metabolism, Drug Development, Humans, Metabolic Diseases physiopathology, Molecular Targeted Therapy, Apelin metabolism, Apelin Receptors drug effects, Metabolic Diseases drug therapy
- Abstract
Introduction: Apelin, a bioactive peptide, is the endogenous ligand of APJ, a G protein-coupled receptor which is widely expressed in peripheral tissues and in the central nervous system. The apelin/APJ system is involved in the regulation of various physiological functions and is a therapeutic target in different pathologies; the development of APJ agonists and antagonists has thus increased. Area covered: This review focuses on the in vitro and in vivo metabolic effects of apelin in physiological conditions and in the context of metabolic diseases. Expert opinion: In experimental models, novel APJ agonists are efficient in vivo, to treat metabolic diseases and associated complications. However, more clinical trials are necessary to determine whether molecules that target APJ could become an alternative therapeutic strategy in the treatment of metabolic diseases and associated complications.
- Published
- 2019
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42. Chronic apelin treatment improves hepatic lipid metabolism in obese and insulin-resistant mice by an indirect mechanism.
- Author
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Bertrand C, Pradère JP, Geoffre N, Deleruyelle S, Masri B, Personnaz J, Le Gonidec S, Batut A, Louche K, Moro C, Valet P, and Castan-Laurell I
- Subjects
- Animals, Energy Metabolism drug effects, Fatty Liver metabolism, Hepatocytes drug effects, Hepatocytes metabolism, Liver metabolism, Male, Mice, Triglycerides metabolism, Apelin pharmacology, Insulin Resistance physiology, Lipid Metabolism drug effects, Liver drug effects, Obesity metabolism
- Abstract
Purpose: Apelin treatment has been shown to improve insulin sensitivity in insulin resistant mice by acting in skeletal muscles. However, the effects of systemic apelin on the hepatic energy metabolism have not been addressed. We thus aimed to determine the effect of chronic apelin treatment on the hepatic lipid metabolism in insulin resistant mice. The apelin receptor (APJ) expression was also studied in this context since its regulation has only been reported in severe liver pathologies., Methods: Mice were fed a high-fat diet (HFD) in order to become obese and insulin resistant compared to chow fed mice (CD). HFD mice then received a daily intraperitoneal injection of apelin (0.1 µmol/kg) or PBS during 28 days., Results: Triglycerides content and the expression of different lipogenesis-related genes were significantly decreased in the liver of HFD apelin-treated compared to PBS-treated mice. Moreover, at this stage of insulin resistance, the beta-oxidation was increased in liver homogenates of HFD PBS-treated mice compared to CD mice and reduced in HFD apelin-treated mice. Finally, APJ expression was not up-regulated in the liver of insulin resistant mice. In isolated hepatocytes from chow and HFD fed mice, apelin did not induce significant effect., Conclusions: Altogether, these results suggest that systemic apelin treatment decreases steatosis in insulin resistant mice without directly targeting hepatocytes.
- Published
- 2018
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43. Apelin administration improves insulin sensitivity in overweight men during hyperinsulinaemic-euglycaemic clamp.
- Author
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Gourdy P, Cazals L, Thalamas C, Sommet A, Calvas F, Galitzky M, Vinel C, Dray C, Hanaire H, Castan-Laurell I, and Valet P
- Subjects
- Adolescent, Adult, Anti-Obesity Agents administration & dosage, Anti-Obesity Agents adverse effects, Apelin adverse effects, Apelin blood, Apelin therapeutic use, Apelin Receptors metabolism, Body Mass Index, Cross-Over Studies, Dose-Response Relationship, Drug, Double-Blind Method, Glucose Clamp Technique, Humans, Hypoglycemic Agents administration & dosage, Hypoglycemic Agents adverse effects, Infusions, Intravenous, Intercellular Signaling Peptides and Proteins administration & dosage, Intercellular Signaling Peptides and Proteins adverse effects, Intercellular Signaling Peptides and Proteins pharmacokinetics, Male, Overweight blood, Overweight metabolism, Peptide Fragments administration & dosage, Peptide Fragments adverse effects, Peptide Fragments pharmacokinetics, Peptide Fragments therapeutic use, Proof of Concept Study, Young Adult, Anti-Obesity Agents therapeutic use, Apelin analogs & derivatives, Apelin Receptors agonists, Hypoglycemic Agents therapeutic use, Insulin Resistance, Intercellular Signaling Peptides and Proteins therapeutic use, Overweight drug therapy
- Abstract
Aims: Apelin is a recently identified adipokine known to improve glucose tolerance and insulin sensitivity in murine models. This study was dedicated to the proof of concept that apelin administration also enhances insulin sensitivity in humans., Materials and Methods: Healthy overweight men were enrolled in this randomized, double-blind, placebo-controlled, cross-over study that successively considered the efficacy and the tolerance of 2 doses of (pyr1)-Apelin-13. A first group of subjects received 9 nmol/kg (n = 8) of (pyr1)-Apelin-13 and, after examination of safety data, a second group received 30 nmol/kg (n = 8). Each volunteer underwent 2 hyperinsulinaemic-euglycaemic clamps where the basal level of glucose infusion rate (GIR) was measured from the 90th to the 120th minute (level 1). Continuous intravenous administration of apelin or placebo was ongoing for 2 hours and GIR was finally evaluated from the 210th to the 240th minute (level 2). Primary evaluation endpoint was the difference in GIR between level 2 and level 1 (ΔGIR)., Results: A slight increase in ΔGIR was observed with the low apelin dose (0.65 ± 0.71 mg/kg/min, P = .055) whereas the highest dose significantly improved insulin sensitivity (0.82 ± 0.71 mg/kg/min, P = .033). Cardiovascular monitoring and safety reports did not reveal any side effect of apelin administration., Conclusion: As the first demonstration of the insulin-sensitizing action of apelin in humans, alongside numerous studies in rodents, this trial confirms that the apelin/APJ pathway should be considered as a new target to design alternative therapeutic strategies to control insulin resistance in type 2 diabetic patients., (© 2017 John Wiley & Sons Ltd.)
- Published
- 2018
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44. Apelin and energy metabolism.
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Bertrand C, Valet P, and Castan-Laurell I
- Abstract
A wide range of adipokines identified over the past years has allowed considering the white adipose tissue as a secretory organ closely integrated into overall physiological and metabolic control. Apelin, a ubiquitously expressed peptide was known to exert different physiological effects mainly on the cardiovascular system and the regulation of fluid homeostasis prior to its characterization as an adipokine. This has broadened its range of action and apelin now appears clearly as a new player in energy metabolism in addition to leptin and adiponectin. Apelin has been shown to act on glucose and lipid metabolism but also to modulate insulin secretion. Moreover, different studies in both animals and humans have shown that plasma apelin concentrations are usually increased during obesity and type 2 diabetes. This mini-review will focus on the various systemic apelin effects on energy metabolism by addressing its mechanisms of action. The advances concerning the role of apelin in metabolic diseases in relation with the recent reports on apelin concentrations in obese and/or diabetic subjects will also be discussed.
- Published
- 2015
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45. [The APJ receptor: a new therapeutic approach in diabetic treatment].
- Author
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Masri B, Dray C, Knauf C, Valet P, and Castan-Laurell I
- Subjects
- Animals, Apelin, Apelin Receptors, Energy Metabolism drug effects, Energy Metabolism genetics, Humans, Intercellular Signaling Peptides and Proteins pharmacology, Intercellular Signaling Peptides and Proteins physiology, Mice, Obesity genetics, Obesity metabolism, Receptors, G-Protein-Coupled agonists, Receptors, G-Protein-Coupled antagonists & inhibitors, Signal Transduction physiology, Diabetes Mellitus therapy, Molecular Targeted Therapy, Receptors, G-Protein-Coupled physiology
- Abstract
The APJ receptor cloned in 1993 found its ligand in 1998 with the discovery of apelin. The presence of APJ in the central nervous system (more particularly in the hypothalamus) and in various tissues (heart, blood vessels, stomach, etc.) makes it a potential pharmacological target. Interest in APJ has allowed the development of peptidic molecules able to stimulate and/or inhibit the receptor and, more recently, to discover another endogenous ligand: apela. Among the functions regulated by the APJ/apelin system, the control of energy metabolism appears today in the forefront. A better understanding of the pharmacology of APJ receptor should allow innovative therapeutic approaches in the treatment of metabolic diseases., (© 2015 médecine/sciences – Inserm.)
- Published
- 2015
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46. Modifications of mesenteric adipose tissue during moderate experimental colitis in mice.
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Olivier I, Theodorou V, Valet P, Castan-Laurell I, Ferrier L, and Eutamène H
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- Animals, Dextran Sulfate toxicity, Dinitrofluorobenzene analogs & derivatives, Dinitrofluorobenzene toxicity, Disease Models, Animal, Inflammation Mediators metabolism, Inflammatory Bowel Diseases physiopathology, Male, Mice, Mice, Inbred BALB C, Proteasome Endopeptidase Complex metabolism, RNA, Messenger metabolism, Reverse Transcriptase Polymerase Chain Reaction, Adiponectin metabolism, Adipose Tissue metabolism, Colitis physiopathology, Inflammation physiopathology, Leptin metabolism
- Abstract
Aims: Adipose tissue secretes various proteins referred to as adipokines, being involved in inflammation. It was recognized that mesenteric adipose tissue (MAT) is altered by inflammation, and pathologies such as inflammatory bowel disease (IBD). The aim of this study was to investigate the alterations of the mesenteric adipose tissue in two experimental colitis models in mice adapted to obtain moderate colonic inflammation., Main Methods: Colonic inflammation was obtained using two models, either DSS dissolved in drinking water or intra-colonic instillation of DNBS. The expression of adipokines (leptin and adiponectin) and inflammatory markers (IL-6, MCP-1, F4/80) was studied by qRT-PCR in the MAT of treated and control mice., Key Findings: Observations of the colon and IL-6 plasma level determination demonstrated that DNBS treatment led to stronger inflammation. Colitis induced a decrease of mRNA encoding to leptin and adiponectin in MAT. In contrast, colonic inflammation led to an increase of mRNA encoding to IL-6, MCP-1 and F4/80, a specific marker of macrophages., Significance: The mesenteric adipose tissue, in two models of moderate colitis, shows a loss of adipose profile and a strong increase of inflammatory pattern, close to the observations made in MAT of IBD patients. These data suggest that these pro-inflammatory modifications of MAT have to be taken into account in the pathophysiology of IBD., (Copyright © 2014 Elsevier Inc. All rights reserved.)
- Published
- 2014
- Full Text
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47. Effects of dietary eicosapentaenoic acid (EPA) supplementation in high-fat fed mice on lipid metabolism and apelin/APJ system in skeletal muscle.
- Author
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Bertrand C, Pignalosa A, Wanecq E, Rancoule C, Batut A, Deleruyelle S, Lionetti L, Valet P, and Castan-Laurell I
- Subjects
- Adipokines, Animals, Apelin, Blood Glucose metabolism, Cell Line, Dietary Fats adverse effects, Male, Mice, Muscle, Skeletal pathology, Obesity metabolism, Obesity pathology, Obesity prevention & control, Dietary Fats pharmacology, Dietary Supplements, Eicosapentaenoic Acid pharmacology, Gene Expression Regulation drug effects, Intercellular Signaling Peptides and Proteins biosynthesis, Muscle Proteins biosynthesis, Muscle, Skeletal metabolism
- Abstract
Various studies have shown that eicosapentaenoic acid (EPA) has beneficial effects on obesity and associated disorders. Apelin, the ligand of APJ receptor also exerts insulin-sensitizing effects especially by improving muscle metabolism. EPA has been shown to increase apelin production in adipose tissue but its effects in muscle have not been addressed. Thus, the effects of EPA supplementation (36 g/kg EPA) in high-fat diet (HFD) (45% fat, 20% protein, 35% carbohydrate) were studied in mice with focus on muscle lipid metabolism and apelin/APJ expression. Compared with HFD mice, HFD+EPA mice had significantly less weight gain, fat mass, lower blood glucose, insulinemia and hepatic steatosis after 10 weeks of diet. In addition, EPA prevented muscle metabolism alterations since intramuscular triglycerides were decreased and β-oxidation increased. In soleus muscles of HFD+EPA mice, apelin and APJ expression were significantly increased compared to HFD mice. However, plasma apelin concentrations in HFD and HFD+EPA mice were similar. EPA-induced apelin expression was confirmed in differentiated C2C12 myocytes but in this model, apelin secretion was also increased in response to EPA treatment. In conclusion, EPA supplementation in HFD prevents obesity and metabolic alterations in mice, especially in skeletal muscle. Since EPA increases apelin/APJ expression in muscle, apelin may act in a paracrine/autocrine manner to contribute to these benefical effects.
- Published
- 2013
- Full Text
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48. The intestinal glucose-apelin cycle controls carbohydrate absorption in mice.
- Author
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Dray C, Sakar Y, Vinel C, Daviaud D, Masri B, Garrigues L, Wanecq E, Galvani S, Negre-Salvayre A, Barak LS, Monsarrat B, Burlet-Schiltz O, Valet P, Castan-Laurell I, and Ducroc R
- Subjects
- Analysis of Variance, Animals, Biological Transport drug effects, Biological Transport physiology, Blotting, Western, Chromatography, Liquid methods, Disease Models, Animal, Glucose pharmacology, Glucose Transporter Type 2 metabolism, Immunohistochemistry, Male, Mass Spectrometry, Mice, Mice, Inbred C57BL, Microscopy, Confocal, Random Allocation, Reference Values, Sodium-Glucose Transporter 1 metabolism, Carbohydrates pharmacokinetics, Glucose metabolism, Intercellular Signaling Peptides and Proteins metabolism, Intestinal Absorption drug effects, Intestinal Absorption physiology
- Abstract
Background & Aims: Glucose is absorbed into intestine cells via the sodium glucose transporter 1 (SGLT-1) and glucose transporter 2 (GLUT2); various peptides and hormones control this process. Apelin is a peptide that regulates glucose homeostasis and is produced by proximal digestive cells; we studied whether glucose modulates apelin secretion by enterocytes and the effects of apelin on intestinal glucose absorption., Methods: We characterized glucose-related luminal apelin secretion in vivo and ex vivo by mass spectroscopy and immunologic techniques. The effects of apelin on (14)C-labeled glucose transport were determined in jejunal loops and in mice following apelin gavage. We determined levels of GLUT2 and SGLT-1 proteins and phosphorylation of AMPKα2 by immunoblotting. The net effect of apelin on intestinal glucose transepithelial transport was determined in mice., Results: Glucose stimulated luminal secretion of the pyroglutaminated apelin-13 isoform ([Pyr-1]-apelin-13) in the small intestine of mice. Apelin increased specific glucose flux through the gastric epithelial barrier in jejunal loops and in vivo following oral glucose administration. Conversely, pharmacologic apelin blockade in the intestine reduced the increased glycemia that occurs following oral glucose administration. Apelin activity was associated with phosphorylation of AMPKα2 and a rapid increase of the GLUT2/SGLT-1 protein ratio in the brush border membrane., Conclusions: Glucose amplifies its own transport from the intestinal lumen to the bloodstream by increasing luminal apelin secretion. In the lumen, active apelin regulates carbohydrate flux through enterocytes by promoting AMPKα2 phosphorylation and modifying the ratio of SGLT-1:GLUT2. The glucose-apelin cycle might be pharmacologically handled to regulate glucose absorption and assess better control of glucose homeostasis., (Copyright © 2013 AGA Institute. Published by Elsevier Inc. All rights reserved.)
- Published
- 2013
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49. Apelin, a promising target for type 2 diabetes treatment?
- Author
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Castan-Laurell I, Dray C, Knauf C, Kunduzova O, and Valet P
- Subjects
- Adipose Tissue metabolism, Apelin, Diabetes Mellitus, Type 2 genetics, Humans, Insulin Resistance genetics, Insulin Resistance physiology, Intercellular Signaling Peptides and Proteins genetics, Models, Biological, Diabetes Mellitus, Type 2 metabolism, Intercellular Signaling Peptides and Proteins metabolism
- Abstract
Insulin resistance is a main feature of obesity and type 2 diabetes mellitus (T2DM). Several mechanisms linking obesity to insulin resistance have been proposed. Adipose tissue modulates metabolism by secreting a variety of factors, which exhibit altered production during obesity. Apelin, a small peptide present in a number of tissues and also produced and secreted by adipocytes, has emerged as a new player with potent functions in energy metabolism, and in insulin sensitivity improvement. In this review, we describe the various metabolic functions that are affected by apelin and we present an integrated overview of recent findings that collectively propose apelin as a promising target for the treatment of T2DM., (Copyright © 2012 Elsevier Ltd. All rights reserved.)
- Published
- 2012
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50. Apelin treatment increases complete Fatty Acid oxidation, mitochondrial oxidative capacity, and biogenesis in muscle of insulin-resistant mice.
- Author
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Attané C, Foussal C, Le Gonidec S, Benani A, Daviaud D, Wanecq E, Guzmán-Ruiz R, Dray C, Bezaire V, Rancoule C, Kuba K, Ruiz-Gayo M, Levade T, Penninger J, Burcelin R, Pénicaud L, Valet P, and Castan-Laurell I
- Subjects
- AMP-Activated Protein Kinases physiology, Adipokines, Animals, Apelin, Cyclic AMP-Dependent Protein Kinases physiology, Diet, High-Fat, Energy Metabolism drug effects, Lipid Metabolism drug effects, Mice, Mice, Inbred C57BL, Oxidation-Reduction, Fatty Acids metabolism, Insulin Resistance, Intercellular Signaling Peptides and Proteins pharmacology, Mitochondria, Muscle metabolism, Muscle, Skeletal metabolism
- Abstract
Both acute and chronic apelin treatment have been shown to improve insulin sensitivity in mice. However, the effects of apelin on fatty acid oxidation (FAO) during obesity-related insulin resistance have not yet been addressed. Thus, the aim of the current study was to determine the impact of chronic treatment on lipid use, especially in skeletal muscles. High-fat diet (HFD)-induced obese and insulin-resistant mice treated by an apelin injection (0.1 μmol/kg/day i.p.) during 4 weeks had decreased fat mass, glycemia, and plasma levels of triglycerides and were protected from hyperinsulinemia compared with HFD PBS-treated mice. Indirect calorimetry experiments showed that apelin-treated mice had a better use of lipids. The complete FAO, the oxidative capacity, and mitochondrial biogenesis were increased in soleus of apelin-treated mice. The action of apelin was AMP-activated protein kinase (AMPK) dependent since all the effects studied were abrogated in HFD apelin-treated mice with muscle-specific inactive AMPK. Finally, the apelin-stimulated improvement of oxidative capacity led to decreased levels of acylcarnitines and enhanced insulin-stimulated glucose uptake in soleus. Thus, by promoting complete lipid use in muscle of insulin-resistant mice through mitochondrial biogenesis and tighter matching between FAO and the tricarboxylic acid cycle, apelin treatment could contribute to insulin sensitivity improvement.
- Published
- 2012
- Full Text
- View/download PDF
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