In an advance for treating male infertility, researchers transplanted a patient with his own sperm-forming stem cells that ...

Spermatogonia are the self-renewing, mitotic germ cells of the testis from which sperm arise by means of the differentiation pathway known as spermatogenesis 1. By contrast with hematopoietic and ...

All new babies start as an egg and a sperm, but where do those two cells come from in the first place? Your reproductive organs produce the sex cells that make a baby. Sperm cells begin their life ...

(Pic courtesy: iStock) "From solvable simple models to biological flagellar waveforms for Chlamydomonas and sperm cells, we studied the odd-bending modulus to decipher the nonlocal, nonreciprocal ...

WASHINGTON (AP) — A man who battled childhood cancer has received the first known transplant of sperm-producing stem cells, in a study aimed at restoring the fertility of cancer’s youngest ...

A Yale-led research team has uncovered how a naturally occurring biological mechanism found in mammals is able to prevent sperm cells from interacting ... offers a new path for scientific research ...

The discovery, identified in rodent models, offers a new path for scientific research ... mechanism found in mammals is able to prevent sperm cells from interacting with an egg, preventing ...

But while the embryo is still snug in the womb, its bipotent cells commit to one path or another and once they cross that threshold, they cannot go back. Defining the gene targets of ZBTB16.

The discovery, identified in rodent models, offers a new path for scientific research ... a protein on the surface of sperm cells, and JUNO, a receptor on the egg. The IZUMO1-JUNO connection ...