Researchers of the Department of Ethology, Eötvös Loránd University (ELTE) have been investigating dogs' reactions to wolf howls. Are there dogs that are more prone to reply with howling? Are these dogs genetically closer ...
Ecology
Feb 6, 2023
3
1671
Male and female mouse brains differ in important ways, according to a new study led by Stanford Medicine investigators.
Plants & Animals
Jan 21, 2022
10
298
Micropollutants in water often are hormones that accumulate in the environment and may have negative impacts on humans and animals. Researchers of Karlsruhe Institute of Technology (KIT) and Leibniz Institute of Surface Engineering ...
Nanomaterials
Apr 21, 2022
0
75
A new Northwestern University study suggests sex hormones differentiate hearing in male versus female brains.
Plants & Animals
Nov 26, 2021
0
128
When it comes to determining how women and men store fat differently, it turns out fruit flies may hold the key.
Plants & Animals
Jan 28, 2020
0
173
Coral bleaching is a well-known consequence of climate change. What is less widely known is that sea anemones suffer the same fate, and this reduces the fertility of clownfish living in these anemones, as researchers from ...
Environment
Oct 10, 2017
0
24
Sex-changing fish exhibit differences in androgen receptor (AR) expression in muscles that are highly sensitive to androgens (male sex hormones) and essential for male courtship behavior, according to a Georgia State University ...
Plants & Animals
Jun 8, 2017
0
6
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
Indiana University researchers have discovered a hormonal mechanism in hamsters that connects short winter days with increased aggression in females, and that it differs from the mechanism that controls this same response ...
Plants & Animals
Nov 18, 2015
0
1069
For animals, prevailing in a fight affects their likelihood of winning future conflicts. The opposite is true of losing a fight. The sex hormone testosterone is often believed to mediate this "winner effect". Researchers ...
Plants & Animals
Apr 5, 2013
6
0
Sex steroids, aka gonadal steroids, are steroid hormones that interact with vertebrate androgen or estrogen receptors. Their effects are mediated by slow genomic mechanisms through nuclear receptors as well as by fast nongenomic mechanisms through membrane-associated receptors and signaling cascades. The term sex hormone is nearly always synonymous with sex steroid.
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