https://www.selleckchem.com/pr....oducts/hpk1-in-2.htm
Successful internal fertilization in mammals depends on several mechanisms, including those triggering the so-called "sperm attraction" towards the oocyte, which include some oocyte-derived sperm chemoattractants and interactive protein complexes, such as the cytokine C-X-C motif chemokine 12/C-X-C chemokine receptor type 4 (CXCL12-CXCR4) receptor complex. The presence and precise localization of these crucial proteins was determined hereby, for the first time, in porcine cumulus-oocyte complexes (COCs) and spermatozoa. CXCL12 was ove
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