If a genome is the blueprint for life, then the chief architects are tiny slices of genetic material that orchestrate how we are assembled and function, Yale School of Medicine researchers report Feb. 21 in the journal Developmental ...
Cell & Microbiology
Feb 21, 2013
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Scientists have identified protein families expressed during tissue regeneration in newts, providing the groundwork for research into whether particular sets of genes are used for the purpose.
Cell & Microbiology
Feb 19, 2013
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To truly understand the mechanisms of natural selection, evolutionary biologists need to shift their focus from present-day molecules to synthesized, ancestral ones, says Shozo Yokoyama, a biologist at Emory University.
Plants & Animals
Feb 15, 2013
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Double-strand breaks in DNA happen every time a cell divides and replicates. Depending on the type of cell, that can be pretty often. Many proteins are involved in everyday DNA repair, but if they are mutated, the repair ...
Cell & Microbiology
Feb 3, 2013
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Researchers at the University of Florida and Oberlin College have developed a sequencing method that will allow potentially hundreds of plant chloroplast genomes to be sequenced at once, facilitating studies of molecular ...
Biotechnology
Jan 31, 2013
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(Phys.org)—Transposable elements are mobile strands of DNA that insert themselves into chromosomes with mostly harmful consequences. Cells try to keep them locked down, but in a new study, Brown University researchers ...
Cell & Microbiology
Jan 30, 2013
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Nature vs. nurture has long been one of the great debates in science—is behavior hard-wired into the brain, or determined by environment? In at least some cases, Harvard researchers are showing, how animals behave is in ...
Plants & Animals
Jan 16, 2013
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Despite being one of the most genetically analysed groups, the origin of European Jews has remained obscure. However, a new study published online today in the journal Genome Biology and Evolution by Dr Eran Elhaik, a geneticist ...
Evolution
Jan 16, 2013
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Rice University scientists have found that mutations of small effect can turn out to be game changers in the bacterial fight against antibiotic drugs.
Cell & Microbiology
Jan 9, 2013
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Tobacco plants bloom when they are just a few months old – and then they die. Now, researchers have located a genetic switch which can keep the plants young for years and which permits unbounded growth. In short, an ideal ...
Biotechnology
Jan 7, 2013
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