Plants have the unique ability to regenerate entirely from a somatic cell, i.e., an ordinary cell that does not typically participate in reproduction. This process involves the de novo (or new) formation of a shoot apical ...
Plants & Animals
Jul 7, 2023
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351
Jumping genes, or transposons, are sections of DNA that can copy themselves and jump between different parts of the genome, and might help plants adapt to stressful, changing conditions, according to a study published in ...
Plants & Animals
Jun 15, 2023
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12
The little skate's dance on the ocean floor is graceful: Its massive frontal fins undulate as it skims beneath a layer of sand. With its mottled sand-colored camouflage, the animal is easy to miss.
Evolution
Apr 12, 2023
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23
If one imagines the genome as an instruction manual for the functioning of a cell, every page of this manual is covered with annotations, highlights, and bookmarks. The role of some of these marks remains mysterious—do ...
Cell & Microbiology
Feb 20, 2023
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110
Nearly every cell in our body contains pairs of each of our chromosomes, and these pairs are identical in all but one case: that of our sex chromosomes. Males typically have one X and one Y sex chromosome, while females typically ...
Cell & Microbiology
Feb 9, 2023
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129
Many life-saving drugs directly interact with DNA to treat diseases such as cancer, but scientists have struggled to detect how and why they work—until now.
Biotechnology
Jan 23, 2023
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77
A fundamental principle of molecular biology governs how proteins are made within the cell, which happens in two stages called transcription and translation. During transcription, information stored in DNA is copied into ...
Cell & Microbiology
Dec 22, 2022
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29
Scientists at the Helmholtz Institute for RNA-based Infection Research (HIRI) and the Institute for Molecular Infection Biology (IMIB) in Würzburg want to better understand how the oral cavity germ Fusobacterium nucleatum ...
Cell & Microbiology
Nov 3, 2022
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14
Recent studies have shown that liquid-liquid phase separation—akin to how oil droplets form in water—leads to formation of diverse types of membraneless organelles, such as stress granules and nucleoli, in living cells. ...
Cell & Microbiology
Oct 21, 2022
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17
For four decades, Specificity Protein 1 (Sp1) has been cast solely as a transcription factor, a type of protein that binds DNA and turns genes on. But a Donnelly Center study has now revealed that Sp1 plays another unexpected ...
Cell & Microbiology
Sep 6, 2022
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