Starting with normal skin cells, scientists from The Scripps Research Institute have produced the first stem cells from endangered species. Such cells could eventually make it possible to improve reproduction and genetic ...
Cell & Microbiology
Sep 4, 2011
4
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People can develop new technologies and animals may migrate to other regions. However, plants are tied to their location. Nevertheless, they have found ways to ensure their survival. This is the case for the plant Arabidopsis ...
Biotechnology
Aug 28, 2011
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Without altering the genetic code in the DNA, epigenetic modifications can change how genes are expressed, affecting an organism's health and development. The once radical idea that such changes in gene expression can be ...
Cell & Microbiology
Sep 26, 2022
0
374
Forget Jurassic Park. By successfully sequencing the DNA of a long-extinct species, Stephan Schuster and Webb Miller have helped push back the boundaries of molecular biology.
Molecular & Computational biology
Jan 26, 2010
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(PhysOrg.com) -- Humans might not be walking the face of the Earth were it not for the ancient fusing of two prokaryotes -- tiny life forms that do not have a cellular nucleus. UCLA molecular biologist James A. Lake reports ...
Cell & Microbiology
Aug 19, 2009
37
0
Jean-Baptiste Lamarck would have been delighted: geneticists no longer dismiss out of hand his belief that acquired traits can be passed on to offspring. When Darwin published his book on evolution, Lamarck's theory of transformation ...
Evolution
Sep 20, 2011
2
0
The type of salamander called axolotl, with its frilly gills and widely spaced eyes, looks like an alien and has other-worldly powers of regeneration. Lose a limb, part of the heart or even a large portion of its brain? No ...
Plants & Animals
Jan 28, 2020
5
1338
With the genetics of so many organisms that have different traits yet to study, and with the techniques for gathering full sets of genetic information from organisms rapidly evolving, the "forest" of evolution can be easily ...
Evolution
Feb 24, 2011
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From obesity to substance abuse, from anxiety to cancer, genetically modified mice are used extensively in research as models of human disease. Researchers often spend years developing a strain of mouse with the exact genetic ...
Biotechnology
Jun 26, 2013
1
0
From protozoans to mammals, evolution has created more and more complex structures and better-adapted organisms. This is all the more astonishing as most genetic mutations are deleterious. Especially in small asexual populations ...
Evolution
Aug 10, 2012
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