… status of ZP2 confirm the sperm binding ability of aged oocytes. … fluorescent signals were
hardly detected in control oocytes, … fuses with the ZP-penetrated sperm to complete fertilization […

… Moreover, a negative correlation between leukocyte and ROS levels in semen and … As
sperm apoptosis has been associated with an impaired sperm-oocyte penetration capacity and …

… the penetration of the oocyte and the survival of sperm in the … sperm apoptosis has
demonstrated that apoptotic markers in … the production of mitochondrial apoptotic signals [113]. In …

… , penetrating the zona pellucida, form the cumulus-oocyte … Protect oocyte and cumulus cells
from induction of apoptosis … -inducing signal that acts on the oocyte to bring about GVB [28]. …

… reduced sperm-egg penetration rates and also affected sperm … wait to stabilize the luminescent
signal. The luminescence was … was used to determine sperm apoptotic cells according to …

… spermatozoon to penetrate the zona pellucida and fertilize the oocyte) are essential to
understand how the spermatozoon … induction of apoptotic-like changes that can lead to sperm cell …

… waits for a signal to re-enter meiosis. Early studies confirmed … When the sperm penetrates
the oocyte, the spindle rotates, … oocyte quality, reduce ROS levels, and inhibit apoptosis by …

… elimination of apoptotic germ cells and mechanical shearing of the sperm nucleus … signal
transduction pathways. However, if an excess of H 2 O 2 is produced, its strong penetration into …

… the quality of the fertilized sperm and oocyte as well as the type … , to adapt their numbers to
Sertoli cell-supporting capacity [32… The activity of apoptotic signals in both semen and sperm …

… integrity and apoptosis of bovine sperm, 2) oocyte fertilization, and … and total sperm penetrated
(1 PN + 2PN + >2 PN). … processes, alteration of its signal leads to pathological effects such …