A new study delves into the evolution and function of the human growth hormone receptor gene, and asks what forces in humanity's past may have driven changes to this vital piece of DNA.
Molecular & Computational biology
Sep 24, 2021
0
268
When someone is sick, it's natural to want to stay as far from them as possible. It turns out this is also true for mice, according to an MIT study that also identified the brain circuit responsible for this distancing behavior.
Plants & Animals
Mar 31, 2021
0
308
Most female mammals give birth and care for their offspring, while the males often breed with multiple partners and play little role in parenting once the mating is over. Yet researchers have had a hard time pinpointing where, ...
Plants & Animals
Oct 7, 2015
13
1161
Few things are as interesting to a male mouse as the scent of a female. Pheromones released by females draw the attention of male mice and trigger courtship and mating behavior.
Cell & Microbiology
Aug 17, 2016
0
362
According to the Mayo Clinic, about 15% of couples are infertile, and male infertility plays a role in over one-third of these cases. Often, problems with sperm development are to blame. Now, researchers reporting in ACS ...
Bio & Medicine
Oct 21, 2020
0
9
(Phys.org) —In many species, females frequently mate with more than one male. Researchers at the University of Veterinary Medicine in Vienna (Vetmeduni Vienna) aimed to find out why. In experiments on wild house mice, they ...
Plants & Animals
Aug 30, 2013
0
1
A new study from Indiana University provides evidence in mice that males may play a positive role in the development of offspring's brains starting before pregnancy.
Plants & Animals
Jun 30, 2015
1
1278
A team of researchers working at multiple facilities in the San Francisco area has found that male mice exposed to radiation similar to that encountered by humans on long space missions experienced problems with spatial learning ...
Caltech researchers have discovered rare brain cell types that are unique to male mice and other types that are unique to female mice. These sex-specific cells were found in a region of the brain that governs both aggression ...
Cell & Microbiology
Oct 17, 2019
11
609
Researchers from McGill University have identified a form of chemical signaling in mice to defend their offspring. The researchers found that proximity to pregnant and lactating female mice increased stress hormones in males ...
Plants & Animals
May 24, 2022
2
160
