Just like the body contains lungs, liver, and lymph nodes, so does each of the body's cells contain tiny specialized organs. Perhaps most peculiar among them are lysosomes—bubble-like sacks that act as part recycling bin, ...
Molecular & Computational biology
Jan 23, 2020
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100
Caenorhabditis elegans, a tiny roundworm, spends much of its lifetime searching for soil bacteria to eat. This humble creature possesses 302 neurons, which may not seem like a lot compared to the billions of nerve cells that ...
Cell & Microbiology
Sep 15, 2015
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522
For many living things, a roughly 24-hour internal clock governs the rhythms of life—everything from sleep in animals, to leaf opening in plants and reproduction in bread mold. Scientists have come to understand much about ...
Cell & Microbiology
Dec 2, 2015
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674
(PhysOrg.com) -- In 752, Japanese Empress Koken wrote a short poem about the summertime yellowing of a field in what is thought to be the first account of a viral plant disease. More than 1,250 years later, scientists concluded ...
Oct 30, 2008
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0
The cells under Sanford M. Simon's microscope could easily be mistaken for neurons—they sport the characteristic long branches, and blips of light indicating bursts of calcium traveling from cell to cell. But looks can ...
Cell & Microbiology
Feb 13, 2020
1
8
COVID is not yet under control. Despite a bevy of vaccines, monoclonal antibodies, and antivirals, the virus continues to mutate and elude us. One solution that scientists have been exploring since the early days of the pandemic ...
Bio & Medicine
Mar 14, 2023
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104
Mutations in the nuclear intermediate filament lamin A/C (LMNA) gene are associated with Emery-Dreifuss muscular dystrophy, but cause the disease by unknown mechanisms. Méjat et al. show that one mechanism involves ...
Jan 5, 2009
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0
Life in an ant colony is a symphony of subtle interactions between insects acting in concert, more like cells in tissue than independent organisms bunking in a colony. Now, researchers have discovered a previously unknown ...
Evolution
Nov 30, 2022
1
275
Ribosomes, the molecular factories that produce all the proteins a cell needs to grow and function, are themselves made up of many different proteins and four RNAs. And just as an assembly line must be built before it can ...
Cell & Microbiology
Oct 26, 2015
3
34
We have a symbiotic relationship with the trillions of bacteria that live in our bodies—they help us, we help them. It turns out that they even speak the same language. And new research from The Rockefeller University and ...
Cell & Microbiology
Aug 30, 2017
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