Tag Archives: Cells

Nobel prize for medicine goes to discovery of how cells sense oxygen

By Jessica Hamzelou Niklas Elmehed The Nobel prize in physiology or medicine has been jointly awarded to William Kaelin of Harvard University, Peter Ratcliffe of Oxford University and Gregg Semenza of Johns Hopkins University, for their discovery of how cells sense and adapt to oxygen availability. Between them, the three discovered the molecular switch that… Read More »

Like racecars and geese, cancer cells draft their way to new tumor sites

by Heidi Hall Finding gives boost to fighting through cell metabolism NASCAR has nothing on cancer cells when it comes to exploiting the power of drafting, letting someone else do the hard work of moving forward while you coast behind. Building on the relatively new discovery that metastatic cancer cells leave tumors and travel in clusters,… Read More »

‘The results were impressive’: Drug to fight aging purges the body of damaged ‘zombie cells’

A drug to fight aging may finally be on the horizon after the first trials in humans showed “impressive” results. For many years, scientists have known that an accumulation of senescent cells in the body is linked to aging symptoms such as frailty and arthritis, as well as diseases such as Alzheimer’s and Parkinson’s. Senescent… Read More »