26 results on '"Ulubelen A"'
Search Results
2. Contributors
- Author
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Alvarenga, Nelson, primary, Avato, Pinarosa, additional, Banaszek, Anna, additional, Benito, Paulina Bermejo, additional, Bessa, Ana Latourrette, additional, Bouzbouz, Samir, additional, Calixto, João B., additional, Capasso, Anna, additional, Cossy, Janine, additional, Cotelle, Philippe, additional, D'Ursi, Annamaria, additional, Ferreira, Juliano, additional, Ferro, Esteban A., additional, Filho, Valdir Cechinel, additional, Gu, Jian-Qiao, additional, Han, L-K., additional, Hasegawa, Takashi, additional, He, Rong-Qiao, additional, Kimura, Yoshiyuki, additional, Kinghorn, A. Douglas, additional, Kolak, Ufuk, additional, Kozubek, Arkadiusz, additional, Kumamoto, Shoichiro, additional, Li, Li, additional, Liaaen-Jensen, Synnøve, additional, Lutnaes, Bjart Frode, additional, Martínez, María Jose Abad, additional, Mcinnes, L. Alison, additional, Mlynarski, Jacek, additional, Nomoto, Kikuo, additional, Okuda, H., additional, Olmo, Luis Miguel Bedoya Del, additional, Qi, Shu-Ping, additional, Ruiz-Rubio, Manuel, additional, Tachibana, Yoji, additional, Topcu, Gulacti, additional, Tsuji, Masahiro, additional, Tyman, John H.P., additional, Ulubelen, Ayhan, additional, Wu, Jane, additional, Yoshikai, Yasunobu, additional, Yunes, Rosendo A., additional, and Zhao, Jing, additional
- Published
- 2005
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3. Chemical and biological evaluation of genus teucrium
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Ulubelen, Ayhan, primary, Topu, Güolati, additional, and Sönmez, Ufuk, additional
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- 2000
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4. Chemical and biological investigations of Salvia species growing in Turkey
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Ulubelen, Ayhan, primary and Topçu, Gülacti, additional
- Published
- 1997
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5. Contributors
- Author
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Nelson Alvarenga, Pinarosa Avato, Anna Banaszek, Paulina Bermejo Benito, Ana Latourrette Bessa, Samir Bouzbouz, João B. Calixto, Anna Capasso, Janine Cossy, Philippe Cotelle, Annamaria D'Ursi, Juliano Ferreira, Esteban A. Ferro, Valdir Cechinel Filho, Jian-Qiao Gu, L-K. Han, Takashi Hasegawa, Rong-Qiao He, Yoshiyuki Kimura, A. Douglas Kinghorn, Ufuk Kolak, Arkadiusz Kozubek, Shoichiro Kumamoto, Li Li, Synnøve Liaaen-Jensen, Bjart Frode Lutnaes, María Jose Abad Martínez, L. Alison Mcinnes, Jacek Mlynarski, Kikuo Nomoto, H. Okuda, Luis Miguel Bedoya Del Olmo, Shu-Ping Qi, Manuel Ruiz-Rubio, Yoji Tachibana, Gulacti Topcu, Masahiro Tsuji, John H.P. Tyman, Ayhan Ulubelen, Jane Wu, Yasunobu Yoshikai, Rosendo A. Yunes, and Jing Zhao
- Published
- 2005
6. Labiatae Flavonoids and their Bioactivity
- Author
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Ufuk Kolak, Ayhan Ulubelen, and Gulacti Topcu
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Flora ,chemistry.chemical_compound ,Wogonin ,biology ,chemistry ,Traditional medicine ,Genus ,Botany ,Scutellaria ,biology.organism_classification ,Literature survey ,Baicalin ,Baicalein - Abstract
There are about 200 genera in Labiatae family in the world, whereas in Turkish flora 45 genera are present. A literature survey revealed that only 10 genera are extensively investigated for the flavonoidal compounds, some work were done about 23 genera, but the rest had no flavonoidal investigation. The biological activities of flavonoids were also studied together with their structural studies. The most studied genus for the biological activities is Scutellaria. Baicalein, baicalin and wogonin showed a number of important activities.
- Published
- 2005
7. Chemical and biological evaluation of genus teucrium
- Author
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Ufuk Sönmez, Güolati Topu, and Ayhan Ulubelen
- Subjects
biology ,Traditional medicine ,Salvia ,biology.organism_classification ,Teucrium ,Terpene ,chemistry.chemical_compound ,chemistry ,Genus ,Botany ,Natural source ,Medicinal plants ,Abietane ,Biological evaluation - Abstract
The genus Teucrium is represented by about 300 species in the world and 27 species in Turkey, 8 of them being endemic. Teucrium species are rich source of neo-clerodane diterpenoids. Although several furanoid diterpenes with the neo-clerodane skeleton have been isolated from many plants, the genus Teucrium is the most abundant natural source of these compounds, therefore Teucrium species are accepted as chemotaxonomic markers for neo-clerodanes. Chemical investigations on this genus showed that some of the species also contain rearranged neo-clerodane or abietane diterpenes, sesquiterpenes, triterpenes and steroids. Flavonoids and aromatic compounds, although not as abundant as in the genus Salvia from the same family, are also found in the genus Teucrium. In this review, general chemical properties of neo-clerodanes isolated from Teucrium species are given with their stereochemical studies. Teucrium species have been used for more than 2000 years as medicinal plants. They showed diuretic, diaphoretic, antiseptic and antipyretic activities. Antifeedant activities of some species previously studied against Spodeptera littoralis were presented herein. Teucrium species are used as hypoglycemic agents in North Africa and Saudi Arabia. They also possess antispasmolitic activity and used in the treatment of stomach aches. Some of the Teucrium extracts exhibited central nervous system depressant action.
- Published
- 2000
8. Chemical and biological investigations of Salvia species growing in Turkey
- Author
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Ayhan Ulubelen and Gulacti Topcu
- Subjects
Traditional medicine ,biology ,Sclareol ,Salvia ,Antimicrobial ,biology.organism_classification ,Sesquiterpene ,Ferruginol ,chemistry.chemical_compound ,chemistry ,Caryophyllene oxide ,Botany ,Diterpene ,Abietane - Abstract
Publisher Summary This chapter focuses on Salvia species that have been used as folk medicine since ancient times to cure tuberculosis, cancer, diabetes, coronary heart diseases, angina pectoris, myocardial infarction, skin diseases, such as psoriasis and eczema, and have oestrogenic activity. Although sesquiterpenoids are rather rare in Salvia species, three sesquiterpene lactones—an eremophilanolide and two eudesmanolides—as well as caryophyllene oxide and (-)-glechomafiiran have been isolated from S. palaefolia. Turkish Salvia species contain mainly abietane type diterpenoids, while the majority of Salvia from the American continent has clerodane type diterpenoids. A new abietane diterpene heldrichinic acid has been isolated from S. heldreichiana Boiss. Sclareol is an important bioactive diterpene having different pharmacological and microbiological effects. Ferruginol, taxodione, horminone, and their derivatives are very common diterpenes of Salvia species, which have also been also isolated from numerous Turkish Salvia species possessing antimicrobial and antitumour activities.
- Published
- 1997
9. Norditerpene alkaloids from Delphinium linearilobum and antioxidant activity.
- Author
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Kolak U, Oztürk M, Ozgökçe F, and Ulubelen A
- Subjects
- Alkaloids isolation & purification, Chelating Agents chemistry, Chelating Agents isolation & purification, Diterpenes isolation & purification, Free Radical Scavengers chemistry, Free Radical Scavengers isolation & purification, Iron chemistry, Magnetic Resonance Spectroscopy methods, Molecular Structure, Plant Roots chemistry, Plants, Medicinal chemistry, Alkaloids chemistry, Delphinium chemistry, Diterpenes chemistry
- Abstract
From the roots of Delphinium linearilobum (Trautv.) N. Busch two new norditerpene alkaloids linearilobin and linearilin, and the known alkaloids lycoctonine, 14-acetyltalatizamine, browniine, cammaconine, talatizamine, and cochlearenine were isolated. Spectroscopic techniques were used for structure determination. Antioxidant activity was performed by DPPH and metal chelating activity assays.
- Published
- 2006
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10. Cardioactive and antibacterial terpenoids from some Salvia species.
- Author
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Ulubelen A
- Subjects
- Animals, Anti-Infective Agents chemistry, Blood Pressure drug effects, Cardiovascular Agents chemistry, Heart Rate drug effects, Microbial Sensitivity Tests, Terpenes chemistry, Anti-Infective Agents pharmacology, Cardiovascular Agents pharmacology, Salvia chemistry, Terpenes pharmacology
- Abstract
Seven Salvia species were investigated recently for their chemical and biological activities. Some terpenoidal compounds exhibited cardiovascular and antibacterial activities. A number of new diterpenoids were obtained and their structures were established through extensive spectral analysis.
- Published
- 2003
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11. Abietane diterpenoids and triterpenoic acids from Salvia cilicica and their antileishmanial activities.
- Author
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Tan N, Kaloga M, Radtke OA, Kiderlen AF, Oksüz S, Ulubelen A, and Kolodziej H
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- Animals, Inhibitory Concentration 50, Molecular Structure, Plant Roots chemistry, Abietanes, Antiprotozoal Agents pharmacology, Diterpenes chemistry, Diterpenes pharmacology, Leishmania donovani drug effects, Leishmania major drug effects, Salvia chemistry, Triterpenes chemistry, Triterpenes pharmacology
- Abstract
Bioguided-fractionation of an acetone extract of the roots of Salvia cilicica (Lamiaceae) led to isolation of two new diterpenes, 7-hydroxy-12-methoxy-20-nor-abieta-1,5(10),7,9,12-pentaen-6,14-dione and abieta-8,12-dien-11,14-dione (12-deoxy-royleanone), together with oleanolic acid, ursolic acid, ferruginol, inuroyoleanol and cryptanol. Their structures were determined spectroscopically, which included HREIMS and 2D NMR spectroscopic analysis. The new abietane derivatives showed appreciable in vitro antileishmanial activity against intracellular amastigote forms of both Leishmania donovani (IC(50) values of 170 and 120 nM, respectively) and Leishmania major (IC(50) values of 290 and 180 nM, respectively). The triterpenoic acids were found to be potently active against amastigote (IC(50) values of 7-120 nM) and moderately active against promastigote stages (IC(50) values of 51-137 nM) of the two Leishmania species.
- Published
- 2002
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12. Alkaloids from Ruta montana.
- Author
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Touati D, Atta-ur-Rahman, and Ulubelen A
- Subjects
- Alkaloids isolation & purification, Magnetic Resonance Spectroscopy, Molecular Structure, Morocco, Plant Leaves, Plant Roots, Seeds, Alkaloids chemistry, Plants, Medicinal chemistry
- Abstract
Two known and four new quinoline and 4-quinolone type alkaloids were isolated from Ruta montana collected from Rommani (Morocco). The known compounds were 1-methyl-4-methoxy-2-quinolone and evolitrine. The structures of the new compounds were established from 1D and 2D NMR experiments including HMQC, HMBC and MS spectral methods as 2-(nonan-8-one)-(1H)-4-quinolone, 2-(nonan-8-one)-4-methoxy-quinoline, 2-(nonan-8-one)-N-methyl-4-quinolone and 2-(decan-9-one)-N-methyl-4-quinolone.
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- 2000
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13. Terpenoids from Salvia glutinosa.
- Author
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Topcu G, Tan N, Kökdil G, and Ulubelen A
- Subjects
- Animals, Antineoplastic Agents, Phytogenic chemistry, Antineoplastic Agents, Phytogenic toxicity, Cell Survival drug effects, Humans, KB Cells, Leukemia P388, Magnetic Resonance Spectroscopy, Mass Spectrometry, Mice, Sitosterols chemistry, Sitosterols toxicity, Spectrophotometry, Steroids chemistry, Steroids toxicity, Triterpenes chemistry, Triterpenes toxicity, Tumor Cells, Cultured, Turkey, Antineoplastic Agents, Phytogenic isolation & purification, Plants, Medicinal, Sitosterols isolation & purification, Steroids isolation & purification, Triterpenes isolation & purification
- Abstract
A new steroidal compound 1-oxo-7 alpha-hydroxysitosterol was isolated from the whole plant of Salvia glutinosa in addition to 11 known triterpenoids and three steroids. The structures were established by spectral data. Cytotoxic activity of the new compound and 7 alpha-hydroxysitosterol were tested against P-388 and KB systems; only marginal activity was found.
- Published
- 1997
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14. An abietane diterpene and two phenolics from Salvia forskahlei.
- Author
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Ulubelen A, Sönmez U, Topcu G, and Bozok Johansson C
- Subjects
- Anti-Bacterial Agents, Anti-Infective Agents isolation & purification, Anti-Infective Agents pharmacology, Bacillus subtilis drug effects, Candida albicans drug effects, Diterpenes isolation & purification, Diterpenes pharmacology, Enterococcus faecalis drug effects, Escherichia coli drug effects, Klebsiella pneumoniae drug effects, Microbial Sensitivity Tests, Phenols isolation & purification, Phenols pharmacology, Plant Roots, Proteus mirabilis drug effects, Pseudomonas aeruginosa drug effects, Staphylococcus aureus drug effects, Staphylococcus epidermidis drug effects, Streptococcus agalactiae drug effects, Anti-Infective Agents chemistry, Bacteria drug effects, Diterpenes chemistry, Phenols chemistry, Plants, Medicinal
- Abstract
From the roots of Salvia forskahlei a new diterpenoid, forskalinone, two new aromatic compounds, the octanol esters of cis- and trans-4-O-methyl-caffeic acid dimers, were isolated together with the known compounds stigmast-3-one, sitosterol and alpha-amyrin. The structures of the new and the known compounds were established by spectral data. The antimicrobial activity of forskalinone and the dimeric cinnamic acid esters was tested against standard bacterial strains and a yeast, namely Bacillus subtilis ATCC 6633, Staphylococcus aureus 6538P, S. epidermidis ATCC 12228, Proteus mirabilis ATCC 14153, Escherichia coli ATCC 8739, Klebsiella pneumonia ATC 4352, Pseudomonus aeruginosa ATCC 9027, Enterococcus faecalis ATCC 29212, beta-haemolytic Streptococcus and Candida albicans ATCC 10231. Forskalinone showed moderate resistance against S. epidermidis (670 micrograms ml-1) and slight activity against E. faecalis (168 micrograms ml-1). trans-4-O-Methyl-caffeic acid dimer octanol ester was inactive while the cis isomer showed a slight activity against C. albicans (156 micrograms ml-1).
- Published
- 1996
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15. Terpenoids from Salvia sclarea.
- Author
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Ulubelen A, Topcu G, Eriş C, Sönmez U, Kartal M, Kurucu S, and Bozok-Johansson C
- Subjects
- Anti-Infective Agents chemistry, Anti-Infective Agents pharmacology, Magnetic Resonance Spectroscopy, Terpenes chemistry, Terpenes pharmacology, Anti-Infective Agents isolation & purification, Plants chemistry, Terpenes isolation & purification
- Abstract
From an acetone extract of the whole plant Salvia sclarea, seven known diterpenes, sclareol, manool, salvipisone, ferruginol, microstegiol, candidissiol and 7-oxoroyleanone, and two new ones, 2,3-dehydrosalvipisone and 7-oxoferruginol-18-al, as well as two sesquiterpenes, caryophyllene oxide and spathulenol, alpha-amyrin, beta-sitosterol and the flavonoids apigenin, luteolin, 4'-methylapigenin, 6-hydroxyluteolin-6, 7,3',4'-tetramethyl ether, 6-hydroxy apigenin-7,4'-dimethyl ether were obtained. The diterpenoids and the sesquiterpenoids were tested for antimicrobial activity against standard bacterial strains and a yeast. 2,3-Dehydrosalvipisone, sclareol, manool, 7-oxoroyleanone, spathulenol and caryophyllene oxide were found to be active against Staphylococcus aureus, the first and third compound against Candida albicans and the last compound against Proteus mirabilis.
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- 1994
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16. Pharmacokinetics of morphine and its surrogates. VIII: Naloxone and naloxone conjugate pharmacokinetics in dogs as a function of dose and as affected by simultaneously administered morphine.
- Author
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Garrett ER, Shyu WC, and Ulubelen A
- Subjects
- Animals, Bile analysis, Biotransformation, Dogs, Drug Interactions, Enterohepatic Circulation, Kidney metabolism, Kinetics, Morphine metabolism, Naloxone administration & dosage, Naloxone analysis, Morphine administration & dosage, Naloxone metabolism
- Abstract
Reversed-phase HPLC assays with electrochemical detection, developed to quantify naloxone, 6 beta-naloxol, and their hydrolyzed conjugates in biological fluids provided assay sensitivities of 10 to 20 ng/mL in plasma, urine, and bile. These fluids were monitored in dogs after iv bolus administrations of 0.47 and 4.7 mg/kg of naloxone. Plasma concentration-time data were well fitted by the sums of two exponentials with two sequential half-lives of 11 +/- 1 (SEM) and 56 +/- 3 min. Pharmacokinetics were dose-independent; total and renal clearances were 1334 +/- 133 mL/min and 42 +/- 9 mL/min, respectively, with a renal clearance of 65 +/- 5 mL/min for the conjugate. The percentage of the dose excreted in the urine as naloxone was 4.4 +/- 1.0%. There was a possible dose-dependent excretion of conjugate with 46 +/- 1 and 22 +/- 5% of the dose renally excreted at the high and low doses, respectively. In incomplete biliary cannulation, 13 and 18% were collected as conjugate in the bile of two bile-cannulated dogs. There was negligible biliary secretion of unchanged naloxone. Neither 6 beta-naloxol nor its conjugates were metabolites of naloxone in dogs. The simultaneous administration of naloxone does not reverse the dose-dependent pharmacokinetic perturbations of morphine. Morphine significantly lessened its own body, renal, and biliary clearances, as well as those of naloxone, and also lowered their apparent overall volumes of distribution. Plasma levels of naloxone and its conjugate were elevated with simultaneous morphine administration. Urinary flow rates were also greatly lessened and initial renal shut-down was implied at the higher morphine dose. Thus, the established competitive antagonistic action of naloxone on morphine does not extend to the reversal of the biological feedback effects of morphine on the metabolism and excretion of itself and simultaneously administered naloxone.
- Published
- 1986
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17. Carcinogenicity and metabolic activation of hexestrol.
- Author
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Liehr JG, Ballatore AM, Dague BB, and Ulubelen AA
- Subjects
- Animals, Carcinogens metabolism, Cricetinae, Hexestrol analogs & derivatives, Hexestrol metabolism, Kidney Neoplasms chemically induced, Male, Mass Spectrometry, Mesocricetus, Rabbits, Rats, Carcinogens pharmacology, Hexestrol pharmacology
- Abstract
The carcinogenic activity of the synthetic estrogen hexestrol was measured in male Syrian hamsters. Between 90% and 100% of the animals treated with hexestrol or with 3',3",5',5"-tetradeuteriohexestrol, implanted subcutaneously as 25-mg pellets, were found with renal carcinoma after 6-7 months. In vitro hexestrol metabolism, mediated by phenobarbital-induced rat liver microsomes, led to the formation of 3'-hydroxyhexestrol. This metabolite was identified by comparison with authentic reference material synthesized by oxidation of hexestrol with Fremy's salt. Diethylstilbestrol could not be detected as a metabolite. In urine of male Syrian hamsters, 3'-hydroxyhexestrol, 3'-methoxyhexestrol, 1-hydroxyhexestrol, and other hydroxylated and/or methoxylated hexestrol metabolites were identified. Again, diethylstilbestrol was not detectable as a hexestrol metabolite in vivo. The reactivity of 3'-hydroxyhexestrol was then studied to determine if this catechol estrogen played a role in hexestrol carcinogenicity. Horseradish peroxidase catalyzed the oxidation of 3'-hydroxyhexestrol to 3',4'-hexestrol quinone. This oxidation reaction could also be carried out non-enzymatically using silver oxide or silver carbonate on celite as oxidants. The quinone was unstable (t1/2 in methylene chloride: 53 min). It reacted with sulfur-containing compounds such as mercaptoethanol by Michael addition to form 3'-(2-hydroxyethylthio)-5'-hydroxyhexestrol. 3',4'-Hexestrol quinone reacted with simple amines such as ethylamine to form N-ethyl-aminohexestrol. The chemical reactions described above were carried out to test the reactivity of identified or suspected metabolic intermediates of hexestrol. It was concluded that carcinogenicity of hexestrol was not based on its conversion to diethylstilbestrol. Rather, catechol estrogen formation may be necessary for the carcinogenic action of hexestrol in analogy to events observed earlier with estradiol.
- Published
- 1985
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18. Hormonal carcinogenesis: separation of estrogenicity from carcinogenicity.
- Author
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Liehr JG, Stancel GM, Chorich LP, Bousfield GR, and Ulubelen AA
- Subjects
- Animals, Cricetinae, Estradiol analogs & derivatives, Estradiol pharmacology, Estrogens metabolism, Estrogens pharmacology, Female, Male, Mesocricetus, Organ Size drug effects, Pituitary Gland drug effects, Rats, Receptors, Estrogen drug effects, Testis drug effects, Estrogens toxicity, Kidney Neoplasms chemically induced
- Abstract
Estrogens are known to induce tumors in several animal species. To understand the mechanism of hormonal carcinogenesis, estrogen-induced renal carcinoma in male Syrian hamsters was investigated using estradiol and 2-fluoroestradiol. The biological activities of the latter steroid were compared with those of the natural hormone, because of the reduced metabolic conversion of 2-fluoroestradiol to catechol estrogen metabolites. 2-Fluoroestradiol was administered to male Syrian hamsters at three times the dose (60 mg) of estradiol (20 mg, positive control) by s.c. implantation. After 7 months, 75% of the estradiol-treated hamsters had kidney tumors, while in animals exposed to 2-fluoroestradiol renal carcinoma could not be detected. The reduced tumor incidence by the fluorinated steroid is not due to a lack of estrogenic potency. In the test animals, pituitary LH concentrations matched those measured in estradiol-treated hamsters and the reduction in testes weights was comparable. Furthermore, in immature female rats, uterine wet weight increases illustrate that 2-fluoroestradiol is a potent estrogen. The observed increases in uterine weight were shown to be accompanied by increases in protein and DNA synthesis comparable to those observed in estradiol-treated animals. 2-Fluoroestradiol stimulated growth of H-301 cells in vivo. These cells are estrogen-dependent for growth and are derived from the primary hamster kidney tumor. The results indicate that hormonal activity and carcinogenicity of estrogens are separable properties.
- Published
- 1986
- Full Text
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19. Proteinaceous antitumor substances from plants. 3. Caesalpinia gilliesii (Leguminosae).
- Author
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Ulubelen A, McCaughey WF, and Cole JR
- Subjects
- Amino Acids analysis, Chromatography, Paper, Electrophoresis, Plant Proteins analysis, Plants, Medicinal analysis
- Published
- 1967
- Full Text
- View/download PDF
20. Paper chromatographic separation and colorimetric estimation of the glycosides of Digitalis ferruginea seeds.
- Author
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ULUBELEN A
- Subjects
- Colorimetry, Digitalis chemistry, Glycosides, Plant Extracts, Regression Analysis, Seeds
- Published
- 1962
- Full Text
- View/download PDF
21. PREPARATION OF DIGILANIDE-A.
- Author
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GISVOLD O and ULUBELEN A
- Subjects
- Chemistry Techniques, Analytical, Chemistry, Pharmaceutical, Digitalis, Lanatosides, Pharmacy, Plant Extracts, Research
- Published
- 1965
- Full Text
- View/download PDF
22. Isolation of an antitumor proteinaceous substance from Gutierrezia sarothrae (Compositae).
- Author
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Ulubelen A, Caldwell ME, and Cole JR
- Subjects
- Animals, Chromatography, Paper, Electrophoresis, In Vitro Techniques, Mice, Spectrophotometry, Antineoplastic Agents pharmacology, Plant Proteins pharmacology, Sarcoma 180 drug therapy
- Published
- 1965
- Full Text
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23. PRELIMINARY STUDIES ON THE EXTRACTION OF GLYCOSIDES FROM DIGITALIS GRANDIFLORA SEEDS.
- Author
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ULUBELEN A
- Subjects
- Chemistry Techniques, Analytical, Chromatography, Digitalis, Digitalis Glycosides, Glycosides, Plant Extracts, Research, Seeds
- Published
- 1964
- Full Text
- View/download PDF
24. Phytochemical investigation of Abies concolor.
- Author
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Ulubelen A, Caldwell ME, and Cole JR
- Subjects
- Adenocarcinoma drug therapy, Animals, Chromatography, Paper, Chromatography, Thin Layer, Duodenal Neoplasms drug therapy, Plant Extracts analysis, Tannins analysis, Trees analysis
- Published
- 1966
- Full Text
- View/download PDF
25. Anadoline, a new senecio alkaloid from symphytum orientale.
- Author
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Ulubelen A and Doğanca S
- Subjects
- Alkaloids analysis, Chemical Phenomena, Chemistry, Magnetic Resonance Spectroscopy, Plant Extracts, Plants, Toxic, Senecio, Spectrum Analysis, Alkaloids isolation & purification
- Published
- 1970
- Full Text
- View/download PDF
26. A new flavone from Salvia triloba L.f (Labiatae).
- Author
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Ulubelen A, Oztürk S, and Iśildatici S
- Subjects
- Chromatography, Chromatography, Thin Layer, Magnetic Resonance Spectroscopy, Optical Rotatory Dispersion, Spectrum Analysis, Flavonoids analysis, Plants, Medicinal analysis
- Published
- 1968
- Full Text
- View/download PDF
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