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Zhang,Lei-Yi; Zhou,Yue-Ying; Chen,Fei; Wang,Bing; Li,Jing; Deng,You-Wen; Liu,Wei-Dong; Wang,Zheng-Guang; Li,Ya-Wei; Li,Dong-Zhe; Lv,Guo-Hua; Yin,Bang-Liang. |
Taurine has positive effects on bone metabolism. However, the effects of taurine on osteoblast apoptosis in vitro have not been reported. The aim of this study was to investigate the activity of taurine on apoptosis of mouse osteoblastic MC3T3-E1 cells. The data showed that 1, 5, 10, or 20 mM taurine resulted in 16.7, 34.2, 66.9, or 63.75% reduction of MC3T3-E1 cell apoptosis induced by the serum deprivation (serum-free α-MEM), respectively. Taurine (1, 5, or 10 mM) also reduced cytochrome c release and inhibited activation of caspase-3 and -9, which were measured using fluorogenic substrates for caspase-3/caspase-9, in serum-deprived MC3T3-E1 cells. Furthermore, taurine (10 mM) induced extracellular signal-regulated kinase (ERK) phosphorylation in... |
Tipo: Info:eu-repo/semantics/article |
Palavras-chave: Taurine; Osteoblasts; Apoptosis; Taurine transporter; ERK. |
Ano: 2011 |
URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0100-879X2011000700002 |
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Roşca,A.E.; Stoian,I.; Badiu,C.; Gaman,L.; Popescu,B.O.; Iosif,L.; Mirica,R.; Tivig,I.C.; Stancu,C.S.; Căruntu,C.; Voiculescu,S.E.; Zăgrean,L.. |
Supraphysiological administration of anabolic androgenic steroids has been linked to increased blood pressure. The widely distributed amino acid taurine seems to be an effective depressor agent in drug-induced hypertension. The purpose of this study was to assess the impact of chronic high dose administration of nandrolone decanoate (DECA) and taurine on blood pressure in rats and to verify the potentially involved mechanisms. The study was conducted in 4 groups of 8 adult male Wistar rats, aged 14 weeks, treated for 12 weeks with: DECA (A group); vehicle (C group); taurine (T group), or with both drugs (AT group). Systolic blood pressure (SBP) was measured at the beginning of the study (SBP1), 2 (SBP2) and 3 months (SBP3) later. Plasma... |
Tipo: Info:eu-repo/semantics/article |
Palavras-chave: Anabolic androgenic steroids; Nandrolone decanoate; Taurine; Blood pressure; Angiotensin-converting enzyme; Nitric oxide. |
Ano: 2016 |
URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0100-879X2016000600706 |
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Vincendeau, Marie-laure. |
L'impact de l'excrétion de Mollusques Bivalves cultivés sur la croissance de Diatomées dans les zones conchylicoles est étudié expérimentalement. Les Huîtres et les Palourdes enrichissent les eaux où elles séjournent en ammoniaque, urée, acides aminés et autres substances azotées ainsi qu'en phosphore minéral et organique dissous. En conséquence, la fertilité potentielle des eaux pour trois Diatomées des milieux conchylicoles est améliorée. De plus, les algues bénéficient parfois d'apports complémentaires de vitamines et de métaux de la part des Mollusques. Les Diatomées prélèvent les nitrates simultanément à l'ammoniaque. Elles peuvent de plus utiliser l'azote organique dissouss sous les formes excrétées par les Bivalves. Parmi ces formes, la taurine peut... |
Tipo: Text |
Palavras-chave: Mollusques bivalves; Excrétion; Diatomées; Azote; Phosphore; Taurine; Essais biologiques; Indice de fertilité. |
Ano: 1987 |
URL: http://archimer.ifremer.fr/doc/00443/55477/57007.pdf |
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Brand, G; Horak, R; Le Bris, Nadine; Goffredi, S; Carney, S; Govenar, B; Yancey, P. |
Vesicomyid clams, vestimentiferans, and some bathymodiolin mussels from hydrothermal vents and cold seeps possess thiotrophic endosymbionts, high levels of hypotaurine and, in tissues with symbionts, thiotaurine. The latter, a product of hypotaurine and sulfide, may store and/or transport sulfide non-toxically, and the ratio to hypotaurine plus thiotauririe (Th/[H + Th]) may reflect an animal's sulfide exposure. To test this, we analyzed seep and vent animals with in situ sulfide measurements. Calyptogena kilmeri clams occur at high-sulfide seeps in Monterey Canyon, while C. (Vesicomya) pacifica clams occur at seeps with lower levels but take up and metabolize sulfide more effectively. From one seep where they co-occur, both had gill thiotaurine contents... |
Tipo: Text |
Palavras-chave: Vestimentiferan; Vesicomyid; Thiotaurine; Taurine; Hypotaurine; Bathymodiolin. |
Ano: 2007 |
URL: http://archimer.ifremer.fr/doc/2007/publication-3563.pdf |
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