For all animals, eliminating some cells is a necessary part of embryonic development. Living cells are also naturally sloughed off in mature tissues; for example, the lining of the intestine turns over every few days.
Cell & Microbiology
May 5, 2021
0
114
Researchers have engineered "antibody-like" T cell receptors that can specifically stick to cells infected with cytomegalovirus, or CMV, a virus that causes lifelong infection in more than half of all adults by age 40. These ...
Biochemistry
Feb 22, 2019
0
88
Birds and mammals have the largest brains in relation to their body. Apart from that, however, they have little in common, according to scientific opinion since the 19th century: mammalian brains have a neocortex, i.e. a ...
Plants & Animals
Sep 25, 2020
1
45
Researchers at the Francis Crick Institute and UCL (University College London) have found that mice can sense extremely fast and subtle changes in the structure of odors and use this to guide their behavior. The findings, ...
Plants & Animals
May 5, 2021
0
126
Six biological pigments called rhodopsins play well-established roles in light-sensing in the fruit fly eye. Three of them also have light-independent roles in temperature sensation. New research shows that a seventh rhodopsin, ...
Cell & Microbiology
May 10, 2017
0
10
Microbial communities residing within the gut have been implicated in several aspects of health and disease. The mammalian gut microbiome, for example, not only influences metabolic functions and immune responses, but has ...
Plants & Animals
Jan 15, 2019
0
3
