The nematode worm C. elegans will stay away from dangerous bacteria in its environment when exposed to certain bacterial RNAs—and can transmit that learned behavior to future generations. A team led by Coleen Murphy at ...
Plants & Animals
Mar 28, 2024
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17
The decay of ribonucleic acid (RNA) is a crucial mechanism for controlling gene expression in response to environmental stresses. Researchers from the Helmholtz Institute for RNA-based Infection Research (HIRI) and the Julius-Maximilians-Universität ...
Cell & Microbiology
Mar 28, 2024
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25
G-quadruplexes (G4), which are special structures in DNA and RNA that play a crucial role in cells, have been associated with cancers and neurological diseases. A research team from City University of Hong Kong (CityU) recently ...
Biotechnology
Mar 21, 2024
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0
The bacterium behind tuberculosis is a wily foe, adept at bobbing and weaving around the immune system and antibiotics alike. Mycobacterium tuberculosis (Mtb) has been notoriously difficult to eradicate, often dormant in ...
Cell & Microbiology
Mar 20, 2024
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1
In a typical cell, genes encoded in DNA are used to make messenger RNA (mRNA), which is used to make proteins, and this process of gene expression keeps the cell running. Gene expression is regulated in each cell such that ...
Cell & Microbiology
Mar 11, 2024
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2
Single-celled organisms, such as bacteria and archaea, have developed many ways to communicate with each other. For example, they might use tiny so-called extracellular vesicles (EVs)—membrane-enveloped packages smaller ...
Cell & Microbiology
Feb 27, 2024
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7
The recent approval of a CRISPR-Cas9 therapy for sickle cell disease demonstrates that gene editing tools can do a superb job of knocking out genes to cure hereditary disease. But it's still not possible to insert whole genes ...
Biotechnology
Feb 20, 2024
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148
One of the ways cells in different kinds of tissue communicate is by exchanging RNA molecules. In experiments with roundworms of the species Caenorhabditis elegans, researchers at the State University of Campinas (UNICAMP) ...
Cell & Microbiology
Feb 15, 2024
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68
A technique can determine for the first time how frequently, and exactly where, a molecular event called "backtracking" occurs throughout the genetic material (genome) of any species, a new study shows.
Biotechnology
Feb 9, 2024
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286
In a new Nature Communications study, researchers have explored the construction of genetic circuits on single DNA molecules, demonstrating localized protein synthesis as a guiding principle for dissipative nanodevices, offering ...
