The gonad is well known to be important for reproduction but also affects animal life span. Removal of germ cells – the sperm and egg producing cells – increases longevity of the roundworm Caenorhabditis elegans. However, ...
Cell & Microbiology
Dec 17, 2012
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The plague-causing bacteria Yersinia pestis evades detection and establishes a stronghold without setting off the body's early alarms. New discoveries reported this week help explain how the stealthy agent of Black Death ...
Cell & Microbiology
Dec 13, 2012
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Newly-crowned Nobel laureate Shinya Yamanaka on Monday cautioned that stem cells could still spur sharp debate, despite his achievement in creating cells that are not derived from embryos.
Cell & Microbiology
Nov 12, 2012
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Harvard scientists have solved the long-standing mystery of how some insects form the germ cells – the cellular precursors to the eggs and sperm necessary for sexual reproduction – and the answer is shedding new light ...
Cell & Microbiology
Nov 1, 2012
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Powerful antibiotics that scientists and physicians thought stop the growth of harmful bacteria by completely blocking their ability to make proteins actually allow the germs to continue producing certain proteins—which ...
Cell & Microbiology
Oct 25, 2012
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Microbes corrode sewer pipes from the inside, a process that can lead to spills, bad odors, disease outbreaks, and the need for costly repairs. In a first step towards reducing the corrosion, researchers have identified the ...
Cell & Microbiology
Oct 23, 2012
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(Phys.org)—Researchers at the University of Texas have found that a certain type of bacteria that lives in the mammalian gut creates a virus to kill off competitors. In their paper published in the Proceedings of the National ...
NASA's future plans to explore Mars may end up using astronauts as space messengers.
Space Exploration
Sep 26, 2012
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Using a stepwise trans-differentiation process, Whitehead Institute researchers have turned skin cells into embryonic Sertoli-like cells.
Cell & Microbiology
Sep 6, 2012
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Phosphorus is a vital nutrient for pig growth, but pigs do not always digest it well. Research conducted at the University of Illinois has determined how adding various levels of the enzyme phytase to the diet improves how ...
Plants & Animals
Jul 17, 2012
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