Cholesterol and phytosterol are sterols, fatty compounds essential for many biological processes such as the functioning of cell membranes. Up to now, it has been assumed that phytosterols are characteristic for plants, and ...
Plants & Animals
May 4, 2023
0
29
Transmissible cancers, which occur only rarely in the animal kingdom, are spread by the transfer of living cancer cells. In the case of Tasmanian devils, the cells are transferred through biting—a behavior that is common ...
Evolution
Apr 20, 2023
0
57
Fast but sloppy, that's how the transcription of genes changes with age. Six research groups from the University of Cologne Cluster of Excellence on Cellular Stress Responses in Age-Associated Diseases (CECAD), the Max Planck ...
Cell & Microbiology
Apr 12, 2023
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19
A team affiliated with multiple institutions in Japan has identified a peptide that signals feeding suppression in jellyfish. In their study, reported in Proceedings of the National Academy of Sciences, the group dissected ...
Using cryo-electron microscopy and mass spectrometry, researchers from PSI have deciphered the structure of an ion channel found in the eye while it interacts with the protein calmodulin—a structure that has eluded scientists ...
Cell & Microbiology
Apr 3, 2023
0
117
Scientists at Bristol's School of Biological Sciences have observed that group safety was improved when animals paid attention to the behaviors of each other.
Ecology
Mar 2, 2023
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438
For a nervous horror fan, an evening watching HBO's hit post-apocalyptic television show The Last of Us might be followed by a restless night under the duvet. The silhouette of a coat slung over the back of a chair or even ...
Evolution
Mar 2, 2023
0
3
A new paper in Annals of Botany indicates that watching nature documentaries makes people more interested in plants, potentially provoking an involvement in botany and ecology.
Plants & Animals
Feb 16, 2023
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139
Fish, the most biodiverse vertebrates in the animal kingdom, present evolutionary biologists a conundrum: The greatest species richness is found in the world's tropical waters, yet the fish groups that generate new species ...
Evolution
Feb 13, 2023
0
72
Difference in body size (or sexual dimorphism) between males and females is common across the animal kingdom. One of the most extreme examples of sexual dimorphism is found in the cichlid fish species Lamprologous callipterus ...
Evolution
Feb 9, 2023
0
28
