A woman's supply of eggs is finite, so it is crucial that the quality of their genetic material is ensured. New work from Carnegie's Marla Tharp, Safia Malki, and Alex Bortvin elucidates a mechanism by which, even before ...
Biotechnology
Jan 16, 2020
0
172
An international team led by Alexander Suh at Uppsala University has sequenced a chromosome in zebra finches called the germline-restricted chromosome (GRC). This chromosome is only found in germline cells, the cells that ...
Plants & Animals
Dec 2, 2019
0
30
Tadpoles of frogs that can typically regrow amputated tails or limbs lost their ability to regenerate after researchers blocked the expression of a newly identified gene that is one of the drivers for this regrowth. Furthermore, ...
Molecular & Computational biology
Oct 22, 2019
5
1485
Biologists at Johns Hopkins University have uncovered an important clue in the longtime mystery of how long strands of DNA fold up to squeeze into microscopic cells, with each pair of chromosomes aligned to ensure perfect ...
Molecular & Computational biology
Oct 10, 2019
0
42
In the search for new weapons against malaria, most drug development has focused on the parasites that cause the disease. But Duke University researchers are trying a different tack. Instead of targeting the malaria parasite ...
Biochemistry
Jun 27, 2019
0
0
New single-cell omics technology allows scientists to analyse cell development in ways that were not previously possible. Researchers can now identify never-before-seen patterns and phenomena across large quantities of cells—receiving ...
Molecular & Computational biology
May 9, 2019
0
90
As many know, females have two X chromosome while males have one X and one Y chromosome.
Cell & Microbiology
Feb 20, 2019
0
88
If you ever find yourself staring down a manta ray, you'll probably notice two things right away: the massive, flapping fins that produce the shark cousin's 20-foot wingspan and the two fleshy growths curling out of its head ...
Plants & Animals
Nov 30, 2018
0
52
The definitive architecture of the mammalian body is established shortly after implantation of the embryo in the uterus. The antero-posterior, dorso-ventral and medio-lateral axes of the body become organized under the control ...
Cell & Microbiology
Oct 3, 2018
0
34
A team of biologists has discovered that the distinctive genetic processes of early development help explain patterns of animal development in nature and across the evolutionary tree. Its findings point to a largely overlooked ...
Plants & Animals
Oct 2, 2018
0
157
