Columbia neuroscientists have identified brain-cell circuitry in fruit flies that converts waves of light entering the eye into color perceptions in the brain.
A 24-hour fast followed by feeding rejuvenates the blood-forming stem cells in old mice, a finding that may lead to new ways to help people live healthier lives as they age.
Each year, several medical students work for 12 months as dean’s research fellows. An increase in applications shows more students are interested in learning the fundamental tools of research.
A study led by Columbia researchers finds that deficiency of taurine, a molecule produced in our bodies, drives aging, and taurine supplements can improve health and increase lifespan in animals.
Some transplant centers routinely skip their highest-ranking candidate to give a donated kidney to a lower-ranked patient, Columbia researchers have found.