DNA damage is occurring in our cells all the time due to external agents, such as exposure to sun, or internal agents, like reactive oxygen species. To detect and repair DNA lesions, cells have evolved DNA damage response. ...
Cell & Microbiology
Feb 27, 2019
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4
Researchers can now explain how a cell that is being attacked by bacteria or viruses specifically manages to 'sound the alarm' among its neighbouring cells so they can react with a quick response.
Cell & Microbiology
Feb 26, 2019
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133
Feathers evolved in dinosaurs and are a key characteristic of birds today. They are arranged in a precise hexagonal pattern in a bird's skin, but it has been unclear how this happens. According to a new study published February ...
Cell & Microbiology
Feb 21, 2019
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135
Tiny pores on the leaves of plants, called stomata, have a huge influence on the state of our planet. Through the stomata, plants absorb carbon dioxide, which is incorporated into carbohydrates, and release oxygen. But they ...
Plants & Animals
Feb 21, 2019
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4
"The winner takes it all, the loser standing small"—that's not just true in the famous ABBA song, but also in animal development. Frequently, a group of cells starts out all being the same. But then one cell puts the brake ...
Cell & Microbiology
Feb 15, 2019
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5
How are chemicals distributed in a cell? Chinese scientists have developed a combined mass spectrometry and biological imaging device that enables direct, label-free detection, and high-resolution mapping of chemicals inside ...
Analytical Chemistry
Feb 7, 2019
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58
There are many times when our cells need to move. Mobile cells guide our body's formation (embryonic development). Immune cells roam to capture unwanted intruders. And healing cells (fibroblasts) migrate to mend wounds. But ...
Bio & Medicine
Jan 11, 2019
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255
A recent study from the Laxman lab elucidates how a small metabolite and amino acid, methionine, acts as a growth signal for cells by setting into motion a metabolic program for cell proliferation.
Cell & Microbiology
Jan 7, 2019
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4
Zebrafish aren't just surrounded by liquid, but turn liquid—in part—during their development. As the zebrafish embryo develops from a ball of cells to a fully-formed fish, a region of the embryo switches its phase from ...
Cell & Microbiology
Dec 17, 2018
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16
A research group from Kumamoto University, Japan, has discovered a new neurogenic mechanism responsible for brain development. By applying proprietary technology to detect trace proteins in living organisms, they found that ...
Cell & Microbiology
Nov 2, 2018
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21
