Cellular senescence—when a cell can no longer divide—is a programmed stage in a cell's life cycle. Sometimes, as in aging, we wish it didn't happen so much and sometimes, as in cancer, we wish it would happen more. Given ...
Cell & Microbiology
Feb 5, 2016
0
841
Two insect species from Latin America, the dinosaur ant and the red paper wasp, have been used to uncover the molecular mechanisms underpinning queen and worker roles in social insects. The research by an international team ...
Biotechnology
Oct 19, 2015
11
561
(Phys.org)—Many natural systems are described by dynamics of traveling wavefronts. Sharp traveling fronts are employed in countless phenomena, including fluid convection, chemical reactions, and cellular phenomena. Living ...
An international team of scientists led by Duke University researchers has uncovered key structural differences in the brains of parrots that may explain the birds' unparalleled ability to imitate sounds and human speech.
Plants & Animals
Jun 24, 2015
0
1223
One of just two vertebrates without a jaw, sea lampreys that are wreaking havoc in Midwestern fisheries are simultaneously helping scientists understand the origins of two important stem cells that drove the evolution of ...
Plants & Animals
Jul 26, 2024
0
50
RIKEN researchers have uncovered how gradual changes in gene-expression patterns drive a cell-fate switch in neural stem cells (NSCs) in mice.
Cell & Microbiology
Jul 25, 2024
0
15
Researchers have transformed guide RNAs, which direct enzymes, into a smart RNA capable of controlling networks in response to various signals. A research team consisting of Professor Jongmin Kim and Ph.D. candidates Hansol ...
Biotechnology
Jul 23, 2024
0
10
Legumes thrive in low-nitrogen environments by partnering with rhizobia, soil bacteria that convert atmospheric nitrogen into ammonium, a usable form for the plants. These beneficial bacteria are housed in root nodules formed ...
Plants & Animals
Jul 19, 2024
0
59
MicroRNAs can make plants more capable of withstanding drought, salinity, pathogens and more. However, in a study published in Nature Plants, Texas A&M AgriLife Research scientists show just how much we didn't know about ...
Molecular & Computational biology
Jul 19, 2024
0
78
Toxoplasma gondii is a parasite responsible for toxoplasmosis, a lifelong chronic infection prevalent in about 30% of the human population. It poses little harm to healthy individuals, but can result in severe consequences ...
Cell & Microbiology
Jul 11, 2024
0
0
