Background: Brucella is a zoonotic Gram-negative pathogen that causes abortion and infertility in ruminants and humans. TLR4 is the receptor for LPS which can r
Background: Embryonic mortality during the period of implantation strongly affects litter size in pigs. Progesterone receptor(PGR) paracrine signaling has been
Background:Gonocytes give rise to spermatogonial stem cells,and thereby play an essential role in establishing spermatogenesis.Optimized culture conditions for