Researchers at the Hebrew University of Jerusalem (HUJI), Israel, and the University of California, San Francisco (UCSF), have recently identified a gene that gives stem cells the capability to become any cell type. This unique attribute places stem cells at ...

Scientists in California have discovered a DNA sequence that turns on and off gene expression in the cell. The human genome is a very long molecule composed of repetitions of the four nucleic acids (coded by the letters A, T, ...