(PhysOrg.com) -- To make proteins, cells assemble long chains of amino acids, based on genetic instructions from DNA. That construction takes place in a tiny cellular structure called a ribosome, to which amino acids are ...
Cell & Microbiology
Nov 11, 2011
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Nanoparticles that deliver short strands of RNA offer a way to treat cancer and other diseases by shutting off malfunctioning genes. Although this approach has shown some promise, scientists are still not sure exactly what ...
Bio & Medicine
Jun 24, 2013
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The evolution of worms, insects, vertebrates and other "bilateral" animals—those with distinct left and right sides—from less complex creatures like jellyfish and sea anemones with "radial" symmetry may have been facilitated ...
Biotechnology
Sep 30, 2014
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(PhysOrg.com) -- A group of Harvard Stem Cell Institute (HSCI) researchers has made so significant a leap forward in reprogramming human adult cells that HSCI co-director Doug Melton, who did not participate in the work, ...
Biotechnology
Sep 30, 2010
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One of the big questions for which there is still no clear answer in biology is how, based on the four universal letters that make up DNA, it is possible to generate such different organisms as a fly or a human, or the different ...
Cell & Microbiology
Jan 28, 2016
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Scientists at the University of California, Santa Cruz, have trapped the ribosome, a protein-building molecular machine essential to all life, in a key transitional state that has long eluded researchers. Now, for the first ...
Cell & Microbiology
Jun 27, 2013
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Deadly bacteria may be evolving antibiotic resistance by mimicking human proteins, according to a new study by the Translational Genomics Research Institute (TGen).
Biotechnology
Jun 1, 2011
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In Star Trek, characters carry a little handheld device called a tricorder that they can point at objects to analyze and identify them. When the show's writers cooked up the idea in the 1960s, it was purely science fiction, ...
Plants & Animals
Oct 19, 2021
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190
A new technique developed by researchers at the Stanford University School of Medicine allows researchers to identify the exact DNA sequences and locations bound by regulatory RNAs. This information is necessary to understand ...
Cell & Microbiology
Sep 29, 2011
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Researchers who successfully cracked a code that governs infections by a major group of viruses have gone a step further, creating their own artificial code.
Cell & Microbiology
Oct 30, 2017
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