Researchers at the INM – Leibniz Institute for New Materials have now produced antimicrobial abrasion-resistant coatings with both silver and copper colloids with a long-term effect that kill germs reliably and at the same ...
Nanomaterials
Jun 10, 2014
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We have hundreds of types of cells in our bodies – everything from red blood cells to hair follicles to neurons. But why can't most of them create offspring for us?
Cell & Microbiology
May 22, 2014
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Stem cells made from the skin of adult, infertile men yield primordial germ cells—cells that normally become sperm—when transplanted into the reproductive system of mice, according to researchers at the Stanford University ...
Cell & Microbiology
May 1, 2014
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(Phys.org) —The evidence for what causes aging has typically been limited to the study of a single organism's lifespan; our cells divide many times throughout our lives and eventually cause organs and our bodies to age ...
Cell & Microbiology
Apr 25, 2014
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Johns Hopkins researchers have discovered an unexpected phenomenon in the organs that produce sperm in fruit flies: When a certain kind of stem cell is killed off experimentally, another group of non-stem cells can come out ...
Cell & Microbiology
Apr 17, 2014
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Scientists at The University of Nottingham have published research in the leading academic journal Science that challenges a long held belief about the way certain species of vertebrates evolved.
Evolution
Apr 14, 2014
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The Wnt/β-catenin signaling pathway and microRNA 335 are instrumental in helping form differentiated progenitor cells from stem cells. These are organized in germ layers and are thus the origin of different tissue types, ...
Cell & Microbiology
Jan 23, 2014
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In 2002, Secretary of state Donald Rumsfeld made a statement regarding weapons of mass destruction that today is still well known. He famously parsed the evidence (or lack thereof) into "known knowns, known unknowns, and ...
A protein called Tet1 is partly responsible for giving primordial germ cells a clean epigenetic slate before developing into sperm and egg cells, according to a new study by researchers at Boston Children's Hospital. This ...
Cell & Microbiology
Dec 4, 2013
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The Y chromosome is a symbol of maleness, present only in males and encoding genes important for male reproduction. But live mouse offspring can be generated with assisted reproduction using germ cells from males with the ...
Biotechnology
Nov 21, 2013
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