(PhysOrg.com) -- Scientists of many varied backgrounds have been hard at work in recent years trying to figure out a way to control the intricate processes that go on in cells so as to allow them to manipulate them to do ...
New genes are more likely to appear on the stage of evolution in full-fledged form rather than gradually take shape through successive stages of "proto genes" that become more and more refined over generations. This is the ...
Biotechnology
Apr 26, 2017
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230
Researchers from The Institute for Integrative Systems Biology have discovered a new gene family of antimicrobial peptides (small proteins) –the Blattellicins– in a German cockroach (Blattella germanica). The study, published ...
Plants & Animals
Dec 14, 2020
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862
When stretched out, the genome of a single human cell can reach six feet. To package it all into a tiny nucleus, the DNA strand is tightly wrapped around a core of histone proteins in repeating units—each unit known ...
Cell & Microbiology
Apr 30, 2012
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Some RNA molecules spend time in a restful state akin to hibernation rather than automatically carrying out their established job of delivering protein-building instructions in cells, new research suggests.
Cell & Microbiology
Aug 27, 2012
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In the world of threatened and endangered species conservation, the genomic revolution has raised some complicated questions: How can scientists justify assessing species genetic diversity without consulting entire genomes ...
Evolution
Oct 16, 2023
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136
All organisms must continuously adapt to their environment in order to survive. Such adaptation is brought about by changes in their genetic material. Together with colleagues from New Zealand, Paul Rainey from the Max Planck ...
Evolution
Sep 8, 2017
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196
Two related studies from Northwestern University offer new strategies for tackling the challenges of preventing and treating diseases of protein folding, such as Alzheimer's, Parkinson's and Huntington's diseases, amyotrophic ...
Biotechnology
Jan 6, 2012
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(Phys.org) —When the infectious fungus Histoplasma capsulatum feels the temperature start to rise, it undergoes a transformation. As it shifts its shape from long filaments to oval cells, the pathogen switches on genes ...
Cell & Microbiology
Jul 29, 2013
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For much of her professional life, Dr. Susan Rosenberg has studied the puzzling response of bacteria to stress and the mutations that result. In the current issue of the journal Science, she puts together the pieces of that ...
Cell & Microbiology
Dec 6, 2012
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