Removing cellular bookmarks smooths the path to stem cells

In reading, a bookmark tells where you stopped. Cells use bookmarks too, specific proteins that help the cell remember what collection of genes needs to be turned on again after the brief halt of gene expression during cell ...

Induced pluripotent stem cells at risk for rejection

(PhysOrg.com) -- Biologists at UC San Diego have discovered that an important class of stem cells known as "induced pluripotent stem cells," or iPSCs, derived from an individual's own cells, could face immune rejection problems ...

Stem cells develop best in 3-D

Scientists from The Danish Stem Cell Center (DanStem) at the University of Copenhagen are contributing important knowledge about how stem cells develop best into insulin-producing cells. In the long term this new knowledge ...

Value of iPS cells proved in two studies

(PhysOrg.com) -- One of the biggest questions confronting the field of stem cell science is whether iPS cells — stem cells created by reprogramming adult cells — are the equal of the field’s gold standard, ...

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