For the first time, researchers have found a particular kind of molecular switch in the food poisoning bacteria Salmonella Typhimurium under infection-like conditions. This switch, using a process called S-thiolation, appears ...
Biochemistry
May 27, 2013
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The brain mechanisms that cause aggressive behavior have been well studied. Far less understood are the processes that tell the body when it's time to stop fighting. Now, a new study by Salk scientists identifies a gene and ...
Molecular & Computational biology
Sep 7, 2022
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706
In a critical breakthrough in unraveling how molecular "motors" ferry proteins and nutrients through cells, Harvard scientists have produced high-resolution images that show how the "foot" of dynein—one of the most complex, ...
Cell & Microbiology
Oct 23, 2012
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Northwestern scientists have conducted a new study to see if living near green spaces, like parks and areas with a lot of plants, can affect how our bodies age and contribute to overall healthy aging.
Social Sciences
Jul 3, 2023
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37
Scientists have long known that control mechanisms known collectively as "epigenetics" play a critical role in human development, but they did not know precisely how alterations in this extra layer of biochemical instructions ...
Cell & Microbiology
May 9, 2013
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Cryptic comments seem to have an ambiguous, obscure or hidden meaning. In biology, cryptic species are outwardly indistinguishable groups whose differences are hidden inside their genes.
Ecology
Mar 12, 2013
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University of Queensland virologists are a step closer to understanding a mysterious AIDS-like virus that is impacting koala populations differently across state lines.
Ecology
Nov 29, 2022
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50
For the first time, Penn State researchers have identified a gene that controls flowering in cacao, a discovery that may help accelerate breeding efforts aimed at improving the disease-ridden plant, they suggested.
Biotechnology
May 17, 2021
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55
The return of the American robin to back yards across the country is a lovely sign of coming spring. But the little songbird with the orange-red breast and bright blue eggs has some not-so-lovely relatives: the crocodile ...
Archaeology
Feb 6, 2013
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0
When politicians talk about reaching "net zero" emissions, they're often counting on trees or technology that can pull carbon dioxide out of the air. What they don't mention is just how much these proposals or geoengineering ...
Environment
Jul 20, 2022
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