In evolutionary terms, fitness is defined as an organism's ability to survive and reproduce its genes into the next generation.

While this internal rivalry is usually hard to see, it becomes clearer when it involves genes on the X and Y chromosomes, ...

Heidelberg biochemists and structural biologists from Shanghai unravel the roles of two key regulatory factors in mRNA ...

In evolutionary terms, fitness is defined as an organism's ability to survive and reproduce its genes into the next ...

Today, 85% of children with cancer survive to adulthood and about 1 in 3 are left infertile from chemotherapy or radiation.

What if there were a relatively simple dietary approach that could help maintain libido well into later years?

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

At meeting on human embryo editing, CRISPR pioneer says science is a long way from knowing if germline DNA can be safely ...

Seven faculty members at Washington University in St. Louis are among the 471 new fellows selected by the American ...

Inclusion criteria: (1) Participants: Patients diagnosed with UC, UC animal models, or UC-related cell models, regardless of type or race, must adhere to medical ethics. (2) Intervention: Natural ...

The team hypothesized that sperm could be a potential pathway through which early experiences are transmitted ... The team used advanced sequencing techniques to map these features across the sperm ...

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 ...