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
0
351
A bacterial protein helps to stop transcription—the process of making RNA copies of DNA to carry out the functions of the cell—by causing the cellular machinery that transcribes the DNA to pause at the appropriate spots ...
Biotechnology
May 7, 2021
0
82
RNA-mediated chromatin regulation is central to gene expression in many organisms but until now the mechanism of how RNA regulates chromatin packaging of DNA, and thereby switches genes on and off, has remained poorly understood.
Plants & Animals
Jun 19, 2020
0
383
Researchers at Arizona State University have made a significant advance in understanding how genes are controlled in living organisms. The new study, published in the journal Nucleic Acids Research, focuses on critical snippets ...
Molecular & Computational biology
Jul 2, 2024
0
86
All 10 trillion cells in the adult human body are genetically identical, but develop into distinct cell types, such as muscle cells, skin cells or neurons, by activating some genes while inhibiting others. Remarkably, each ...
Cell & Microbiology
Dec 12, 2011
0
0
Re-routing anti-cancer drugs to the "power plants" that make energy to keep cells alive is a promising but long-neglected approach to preventing emergence of the drug-resistant forms of cancer—source of a serious medical ...
Biochemistry
May 22, 2013
0
0
Researchers report that they are the first to show in molecular detail how one gene evolved two competing functions that eventually split up – via gene duplication – to pursue their separate destinies.
Biotechnology
Jan 12, 2011
79
0
(PhysOrg.com) -- A major evolutionary biological study, performed partly by researchers at Uppsala University, reveals what has driven the evolution of new forms of life. The study also shows how such a complex life form ...
Evolution
Aug 22, 2011
17
0
Environmental conditions, lifestyle choices, chemical exposure, and foodborne and airborne pathogens are among the external factors that can cause disease. In contrast, internal genetic factors can be responsible for the ...
Molecular & Computational biology
May 21, 2019
0
171
Understanding the evolution of a 400 million-year-old anti-viral protein that first emerged in marine life, is helping researchers get the upper-hand on human immunodeficiency virus (HIV).
Cell & Microbiology
May 24, 2018
0
309
