The sex of human and all mammalian babies may be determined by a simple modification of a virus that insinuated itself into the mammalian genome as recently as 1.5 million years ago, a new Yale University-led study has found.
Cell & Microbiology
Mar 31, 2016
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253
For two decades, researchers have been using a growing volume of genetic data to debate whether ancestors of Native Americans emigrated to the New World in one wave or successive waves, or from one ancestral Asian population ...
Evolution
Apr 29, 2009
2
0
Duke University biomedical engineers and genome researchers have developed a proof-of-principle approach using light to detect infections before patients show symptoms.
Bio & Medicine
Jun 20, 2013
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An unexpected discovery about fertilization from the University of Virginia School of Medicine reveals new insights on how sperm and egg fuse and could have major implications for couples battling infertility—and may lead ...
Cell & Microbiology
Nov 14, 2019
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485
Two billion people worldwide carry the pathogen that causes tuberculosis (TB), and most of them do not even know they are infected. This is because some 90 percent of people with TB have "latent" infections. They have no ...
Optics & Photonics
Oct 8, 2009
0
0
(Phys.org)—Part of the ancient mystery of the makeup of the modern Western dog has been solved by a team led by researchers at the University of California, Davis, School of Veterinary Medicine.
Plants & Animals
Feb 25, 2013
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A fast, inexpensive yet sensitive technique to detect cancer markers is bringing researchers closer to a "liquid biopsy"—a test using a small sample of blood or serum to detect cancer, rather than the invasive tissue sampling ...
Biochemistry
Dec 18, 2019
0
627
(Phys.org) —Researchers from the University of Kentucky have identified 14 molecular markers in bedbug genes commonly associated with resistance to pyrethroid, the most popular pesticide used to control them. In their paper ...
Scientists are gaining a better understanding of Pierce's disease and how it affects grapevines. The disease, which annually costs California more than $100 million, comes from a bacterium called Xylella fastidiosa. While ...
Biotechnology
Jun 8, 2018
0
46
(Phys.org) -- U.S. Department of Agriculture (USDA) scientists are using molecular tools to help cotton growers cut back on their use of pesticides in controlling one of their worst adversaries: the root-knot nematode (Meloidogyne ...
Biotechnology
Jul 16, 2012
1
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