One way cells can control the activities of their genes is by adding small chemical modifications to the DNA that determine which genes are turned on or off. Methyl groups are one of these chemical modifications or tags. ...
Molecular & Computational biology
Jul 1, 2022
0
100
A recent publication from researchers at the University of Kentucky explains the importance of identifying and understanding how differences between tissues and cells alter gene expression without changing the underlying ...
Molecular & Computational biology
Jun 29, 2022
0
271
When heat waves hit, they don't just take a toll on people—the plants we depend on for food suffer too. That's because when temperatures get too high, certain plant defenses don't work as well, leaving them more susceptible ...
Ecology
Jun 29, 2022
0
21
An international group of geneticists and archaeologists, led by the Francis Crick Institute, have found that the ancestry of dogs can be traced to at least two populations of ancient wolves. The work moves us a step closer ...
Evolution
Jun 29, 2022
0
459
Over the years, the domestication of grasses like wheat, rice, barley, and sorghum for consumption has resulted in certain modifications to their morphology. One such modification is the partial or complete elimination of ...
Molecular & Computational biology
Jun 14, 2022
0
9
In almost every human cell, 2 meters of DNA has to fit within a nucleus that is just 8 millionths of a meter wide. Like wool around a spool, the extreme space challenge requires DNA to wrap around structural proteins called ...
Evolution
Jun 9, 2022
0
47
Mustelids are the most ecologically and taxonomically diverse family within the order Carnivora. From the tayra in the neotropics to the wolverine in the subarctic, they inhabit a variety of ecological niches and developed ...
Ecology
May 24, 2022
0
139
Organisms such as plants, mammals and insects undergo a carefully orchestrated developmental program as they transition from single-celled embryos to their multicellular adult forms. In a paper that appeared May 4, 2022 in ...
Molecular & Computational biology
May 4, 2022
0
123
Wake Forest Institute for Regenerative Medicine (WFIRM) scientists working on CRISPR/Cas9-mediated gene editing technology have developed a method to increase efficiency of editing while minimizing DNA deletion sizes, a key ...
Biotechnology
May 2, 2022
0
44
A study investigating samples of the superbug Clostridioides difficile across 14 pig farms in Denmark finds the sharing of multiple antibiotic-resistance genes between pigs and human patients, providing evidence that that ...
Diseases, Conditions, Syndromes
Apr 24, 2022
0
72
