Jun 2, 2024 | Life Sciences, Non classé
Once upon a time, we were all nothing but a mass of densely packed stem cells. Over time, this mass elongated, sprouted limbs on either side, buttocks at the rear, a stomach in the front and a head on the top. The process by which embryonic stem cells give rise to...
Nov 21, 2016 | Brain & Behavior, Disease, Drugs & Diagnostics, Life Sciences
A method for switching neurons on and off with light helps pinpoint anxiety neurons in the brain. When we encounter stressful situations, the brain sets off a chain reaction – firing up everything from our pulse to our anxiety and fear levels. This is our body’s way...
Nov 21, 2016 | Disease, Drugs & Diagnostics, Life Sciences, Systems Biology
After working for years within the small community of scientists studying rare genetic disorders, Prof. Anthony Futerman today finds himself invited to large scientific meetings. This is because the genetic defects behind Gaucher’s disease, the object of Futerman’s...
Oct 31, 2016 | Drugs & Diagnostics, Evolution and Development, Life Sciences, Molecular and Cell Biology, People and Events, Systems Biology
Why is it that animals such as salamanders can regrow whole new organs – a tail for example – while we humans have limited damage-repair skills? Staff Scientist Dr. Rachel Sarig, who works with Prof. Eldad Tzahor’s group in the Molecular Cell Biology Department, says...
Oct 31, 2016 | Biochemistry, Brain & Behavior, Life Sciences
We might not be aware of our internal “body clocks” until we are jetlagged, but scientists continue to puzzle over what drives them. Now, a study published on October 20 in Cell Metabolism has found that changes in surrounding oxygen levels can reset circadian clocks...
Oct 19, 2016 | Bioinformatics and Computational Biology, Cancer, Life Sciences, Math & Computer Science, Systems Biology
Lab work can be a drag. “Sometimes we need to repeat an experiment over and over, or to try many different approaches until we find what works,” says Dr. Rivka Adar. “If I’m working on a project that has possible applications, I try to remind myself of the good things...
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