Sensory cues from the opposite sex can influence how animals age, a University of Otago-led study has found.
Plants & Animals
Feb 28, 2024
0
54
Scientists at the Institute of Molecular Biology (IMB) in Mainz have identified a protein essential for initiating the development of male sex organs. Loss of the gene Gadd45g results in complete sex reversal of male mice, ...
Cell & Microbiology
Nov 27, 2012
0
0
Since the first reports of successful cloning of mammals by somatic cell nuclear transfer, concerns have been raised about the efficiency and repeatability of cloning techniques, and the health of cloned offspring. Although ...
Biotechnology
Apr 1, 2013
0
0
For a mammal's sperm to succeed, it must complete the swim of its life to reach and fertilize an egg. That's easier if it swims through water, not goo.
Biotechnology
Apr 19, 2017
0
100
Like rock stars of the rodent world, the flashiest performers of a Central American mouse species get the most attention from the ladies, a University of Florida study shows.
Plants & Animals
Jun 15, 2011
0
0
Scientists at UC San Francisco (UCSF) have developed a new way of looking at sex-biased diseases that is rooted in evolutionary biology.
Evolution
Oct 20, 2022
0
17
Fertilization is the union of two cells: an egg and a sperm. Before the egg and the sperm fuse, an event known as the "acrosome reaction" needs to occur in the sperm. Now, a team from Osaka University has identified a protein ...
Cell & Microbiology
Jan 25, 2023
0
23
Scientists have shown that sex-specific differences in variability depend on individual physical and physiological features in mice, debunking competing theories that either males or females are more variable.
Plants & Animals
Nov 17, 2020
0
5
Everyone knows that a plate of food doesn't look as delicious after you've already eaten a big meal. But imagine if your internal state actually made you blind to food.
Cell & Microbiology
Jun 4, 2015
1
12
A University of Wyoming researcher and his team have discovered that separating male and female mice, over time, changes the way they smell.
Plants & Animals
Dec 19, 2018
0
48
