Steroidogenesis during in vitro maturation of bovine cumulus oocyte complexes and possible effects of tri-butyltin on granulosa cells

2003 ◽  
Vol 84 (2-3) ◽  
pp. 291-300 ◽  
Author(s):  
M. Schoenfelder ◽  
D. Schams ◽  
R. Einspanier
1993 ◽  
Vol 34 (4) ◽  
pp. 431-442 ◽  
Author(s):  
Flora Rabahi ◽  
Danielle Monniaux ◽  
Claudine Pisselet ◽  
Philippe Durand

2011 ◽  
Vol 60 (232) ◽  
pp. 1331-1334
Author(s):  
O.F. Smith ◽  
A.A. Ogunsola ◽  
A.O. Ladokun ◽  
T.A. Ajadi

2013 ◽  
Vol 28 (11) ◽  
pp. 3050-3061 ◽  
Author(s):  
Y. J. Kim ◽  
S.-Y. Ku ◽  
Y. Y. Kim ◽  
H. C. Liu ◽  
S. W. Chi ◽  
...  

2008 ◽  
Vol 88 (3) ◽  
pp. 463-467 ◽  
Author(s):  
A. Marques ◽  
P. Santos ◽  
G. Antunes ◽  
A. Chaveiro ◽  
F. Moreira da Silva

This study determined: the effects of α-tocopherol on apoptotic and necrotic levels of cumulus cells after in vitro maturation of bovine oocytes; whether exposure to α-tocopherol facilitates the development of bovine enclosed oocytes to metaphase II; and the effects of this antioxidant on apoptotic and necrotic levels of granulosa cells cultured in vitro. In conclusion, supplementation with α-tocopherol on in vitro maturation of bovine oocytes has a detrimental effect on the ability of oocytes to reach metaphase II, increasing the number of apoptotic and necrotic cumulus cells of bovine cumulus oocyte complexes (COC). This antioxidant showed a slight improvement in the viability of cultured granulosa cells at a concentration of 100 µM. Key words: Bovine, oocyte maturation in vitro, antioxidant, α-tocopherol


2017 ◽  
Vol 15 (10) ◽  
pp. 649-660
Author(s):  
Malihezaman Monsefi ◽  
Akram Nadi ◽  
Zeinab Alinejad ◽  
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...  

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