Archive for aging
Tracking an organism’s development, cell by cell
A new mouse model allows scientists to track every cell in the body — from the embryo stage until adulthood. The system is the first of its kind and should yield a greater understanding of development, aging, and disease. Scientists described it last week in the journal Cell. “The dream of many developmental biologists for ... Read More
A drug treatment for telomere diseases?
For years, Donna Martin carried a piece of scrap paper with the words “dyskeratosis congenita,” which she believed might explain her son Brad’s sudden, mysterious affliction. A routine blood test had revealed Brad’s bone marrow was failing, unable to keep up with his need for healthy blood cells. His condition, Donna knew, would worsen over ... Read More
Seeking a way to keep organs young
The wear and tear of life takes a cumulative toll on our bodies. Our organs gradually stiffen through fibrosis, which is a process that deposits tough collagen in our body tissue. Fibrosis happens little by little, each time we experience illness or injury. Eventually, this causes our health to decline. “As we age, we typically accumulate ... Read More