Human cells have a finite lifespan: They can only divide a certain number of times before they die. However, that lifespan is reset when reproductive cells are formed, which is why the children of a 20-year-old man have the ...
Biotechnology
Jun 24, 2011
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Researchers have identified a new class of lab-engineered stem cells-cells capable of transforming into nearly all forms of tissue-and have dubbed them F-class cells because they cluster together in "fuzzy-looking" colonies.
Cell & Microbiology
Dec 11, 2014
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(PhysOrg.com) -- High hopes rest on stem cells: one day, they may be used to treat many diseases. To date, embryos are the main source of these cells, but this raises ethical problems. Scientists at the Max Planck Institute ...
Cell & Microbiology
Nov 19, 2010
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All animals have evolved thanks to the fact that certain viruses infected primitive organisms hundreds of millions of years ago. Viral genetic material was integrated into the genome of the first multi-cellular beings and ...
Evolution
Jan 24, 2024
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215
In a scientific first, researchers at the Gladstone Institutes turned skin cells from mice into stem cells by activating a specific gene in the cells using CRISPR technology. The innovative approach offers a potentially simpler ...
Biotechnology
Jan 18, 2018
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800
(Phys.org) —Since the discovery of human embryonic stem cells, scientists have had high hopes for their use in treating a wider variety of diseases because they are pluripotent, which means they are capable of differentiating ...
Cell & Microbiology
Jan 29, 2014
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Like fine chefs, scientists are seemingly approaching a day when they will be able to make nearly any type of tissue from human embryonic stem cells. You need nerves or pancreas, bone or skin? With the right combination of ...
Biotechnology
Aug 14, 2011
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In a laboratory first, Duke researchers have grown human skeletal muscle that contracts and responds just like native tissue to external stimuli such as electrical pulses, biochemical signals and pharmaceuticals.
Biotechnology
Jan 13, 2015
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As any weekend warrior understands, cartilage injuries to joints such as knees, shoulders, and hips can prove extremely painful and debilitating. In addition, conditions that cause cartilage degeneration, like arthritis and ...
Cell & Microbiology
Nov 30, 2022
0
1289
Researchers at Sana Biotechnology, Inc., in California, have made a significant breakthrough in realizing the promise of stem cell therapy: stem cells that do not trigger an immune response from an immunologically incompatible ...
