A rare, small RNA turns a gene-splicing machine into a switch that controls the expression of hundreds of human genes. Howard Hughes Medical Institute Investigator and professor of Biochemistry Gideon Dreyfuss, PhD, and his ...
Cell & Microbiology
Aug 21, 2013
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An international collaboration including researchers from the NIST Center for Nanoscale Science and Technology and the Universidad San Francisco de Quito, Ecuador have fabricated a self-assembled nanofiber from a DNA building ...
Bio & Medicine
Jul 24, 2013
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(Phys.org) —Scientists at A*STAR's Genome Institute of Singapore (GIS) have developed a revolutionary method to quickly cut through noise and generate a unified and simplified analysis of high-throughput biological data ...
Biotechnology
Jun 17, 2013
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Architect genes are responsible for organizing structures of the body during embryonic development. Some of them, namely the Hox genes, are involved in the formation of forelimbs. They are activated in two successive waves, ...
Biotechnology
Jun 6, 2013
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RNA molecules, made from DNA, are best known for their role in protein production. MicroRNAs (miRNAs), however, are short (~22) nucleotide RNA sequences found in plants and animals that do not encode proteins but act in gene ...
Cell & Microbiology
Apr 25, 2013
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New research explains how certain traits can pass down from one generation to the next – at least in plants – without following the accepted rules of genetics.
Biotechnology
Mar 26, 2013
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(Phys.org) —The discovery of the Rosetta Stone resolved a longstanding puzzle, permitting the translation of Egyptian hieroglyphs into Ancient Greek. John Chaput, a researcher at Arizona State University's Biodesign Institute ...
Biochemistry
Mar 21, 2013
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Analysis of DNA extracted from a fossil tooth recovered in southern Siberia confirms that the tooth belonged to one of the oldest known ancestors of the modern dog, and is described in research published March 6 in the open ...
Archaeology
Mar 6, 2013
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(Phys.org)—Machines don't always run smoothly – phone calls drop, computers crash and cars stall.
Cell & Microbiology
Mar 1, 2013
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(Phys.org)—Multiple RNA sequences can code for the same amino acid, but differences in their respective "optimality" slow or accelerate protein translation. Stanford biologists find optimal and non-optimal codons are consistently ...
Cell & Microbiology
Jan 31, 2013
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