Researchers Grow Sperm Nursery Cells from Mice
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U.S. researchers said on Thursday they had found sperm nursery cells in mice, grown them in lab dishes and used them to father baby mice.
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UK researchers say the discovery of a new type of "missing link" stem cell in rodents could boost research.
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Three teams of scientists said today they had coaxed ordinary mouse skin cells to become what are effectively embryonic stem cells without creating or destroying embryos in the process -- an advance that, if it works with human cells, could revolutionize stem cell research and defuse one of the...
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Scientists in Australia have developed a  sperm-sorting machine which may help infertile men to become  fathers.
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As competition increases, sperm banks reveal more and more about donors.
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Active people have cells that look younger on a molecular level than those of couch potatoes.
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The growth of cervical and womb cancers may be fuelled by a  molecule in semen, a study suggests.
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Stem cells have been used to save mice embryos from a lethal heart defect.
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A treatment for muscular dystrophy may be within view after US scientists reported Sunday they used stem cell transplants to improve muscle function in mice afflicted with the disease.
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Scientists in Hong Kong and China  have identified for the first time a protein in sperm from  humans and from mice that could be responsible for many  unexplained cases of male infertility.
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Scientists say they have produced embryos that are clones of two men, a potential step toward developing scientifically valuable stem cells.
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Scientists have transplanted into infertile mice sperm stem cells grown in a laboratory, thus allowing the mice to reproduce -- an approach that one day might be used to cure infertility in men -- according to a study published in the November issue of
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New methods to reprogram adult cells could create novel models of disease.
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Scientists find a way to grow hair follicles on furless mice using stem cells. Now, they hope to extend the research to humans. By Kristen Philipkoski.
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Researchers have found individual cells in the pancreas of adult mice that are capable of producing insulin, a discovery that might lead to a cure for diabetes.
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Scientists in California say they have produced embryos that are clones of two men, a potential step toward developing scientifically valuable stem cells.
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Individual cells in the pancreas that are capable of producing insulin-producing beta cells have been identified in adult mice by University of Toronto scientists.