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January 31, 2021Caltech Nestled deep in the nucleus of each of your cells is what seems like a magic trick: Six feet of DNA is packaged into a tiny space 50 times smaller than the width of a human hair. Like a long, thin string of genetic spaghetti, this DNA blueprint for your whole body is folded and compacted into structures called chromosomes in order to fit within this space. Also packed into the nucleus are structures called nuclear bodies, which are proteins that act like cellular machinery. And as if DNA and nuclear bodies were not enough to fit into the volume of a cubic micrometer, s...

Date Time “Nuclear Physics”: Imaging into Heart of a Cell Nestled deep in the nucleus of each of your cells is what seems like a magic trick: Six feet of DNA is packaged into a tiny space 50 times smaller than the width of a human hair. Like a long, thin string of genetic spaghetti, this DNA blueprint for your whole body is folded and compacted into structures called chromosomes in order to fit within this space. Also packed into the nucleus are structures called nuclear bodies, which are proteins that act like cellular machinery. And as if DNA and nuclear bodies were not enough to fit in...

By Carla Garnett Dr. Francis Collins convenes the second consecutive ACD meeting virtually via Zoom. For the first day of the December meeting of the advisory committee to the NIH director (ACD), the ACD might well have stood for All-Covid Deliberations. The majority of the agenda was devoted to the novel coronavirus that has wreaked havoc worldwide, isolating people physically if not emotionally from family and friends, and forcing most industries and institutions to operate remotely as much as possible.  Indeed, for the second consecutive meeting (the first was last June), the ACD was held...