Over the last few decades, scientists have drawn upon a powerful arsenal of biotechnology techniques to establish a wide variety of genetically engineered mouse strains. These animals represent invaluable resources for studying ...
Biotechnology
Aug 16, 2013
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Biologists at Brown University have found a way to measure the effects of aging by watching the ebb and flow of chromatin, a structure along strands of DNA that either silences or permits gene expression. In several newly ...
Biotechnology
Nov 20, 2013
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Of all the electricity produced in Switzerland, 56 percent comes from hydropower. The life span of hydroelectric plants, which are massive and expensive to build and maintain, is measured in decades, yet the rivers and streams ...
Energy & Green Tech
Oct 19, 2017
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The ability to combat some age-related diseases, such as cancer and diabetes, may rest with scientists unlocking clues about the molecular and cellular processes governing aging. The underlying theory is that if the healthy ...
Biotechnology
Jul 7, 2010
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In recent years, studies have revealed that the now-arid region of northern Arabia was once much wetter and greener, providing Neolithic human populations with access to both water and game. The present aridity of the region, ...
Archaeology
Oct 4, 2023
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(PhysOrg.com) -- Collaborations between Johns Hopkins and National Taiwan University researchers have successfully manipulated the life span of common, single-celled yeast organisms by figuring out how to remove and restore ...
Cell & Microbiology
Nov 22, 2011
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For years, researchers have been investigating how mutations of a gene called Indy (for "I'm Not Dead Yet") affect metabolism, life span, and reproductive fitness in both mammals and fruit flies. So far mutations in Indy ...
Biotechnology
Feb 5, 2014
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(Phys.org)—Smaller ant colonies tend to live faster, die younger and burn up more energy than their larger counterparts, as do the individual ants that make up those colonies, according to new research that views the colonies ...
Plants & Animals
Dec 19, 2012
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The story of why we are all so different goes well beyond the endless mixing and matching of DNA through breeding. A new study in the journal Nature Communications, for instance, reports a new molecular mechanism of individual ...
Biotechnology
Nov 8, 2013
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Research led by Oak Ridge National Laboratory's Marti Checa and Liam Collins has pioneered a groundbreaking approach, described in the journal Nature Communications, toward understanding the behavior of an electric charge ...
Nanophysics
Feb 6, 2024
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