Evaluation of correct endogenous reactive oxygen species content for human sperm capacitation and involvement of the NADPH oxidase system
Author(s) -
Gabriella Donà,
Cristina Fiore,
Alessandra Andrisani,
Guido Ambrosini,
Anna Maria Brunati,
Eugenio Ragazzi,
Decio Armanini,
Luciana Bordin,
Giulio Clari
Publication year - 2011
Publication title -
human reproduction
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 2.446
H-Index - 226
eISSN - 1460-2350
pISSN - 0268-1161
DOI - 10.1093/humrep/der321
Subject(s) - capacitation , nadph oxidase , reactive oxygen species , apocynin , sperm , acrosome reaction , endogeny , tyrosine phosphorylation , phosphorylation , microbiology and biotechnology , chemistry , biochemistry , andrology , biology , medicine
Generation of controlled amounts of reactive oxygen species (ROS) and phosphorylation of protein tyrosine residues (Tyr) are two closely related changes involved in sperm capacitation. This study investigated the effect of altered endogenous ROS production on Tyr-phosphorylation (Tyr-P), acrosome reaction (AR) and cell viability during sperm capacitation. The possible origin of the altered ROS production was also evaluated by apocynin (APO) or oligomycin (Oligo) addition.
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