under the microscope

Lifespan on a small Greek island.

The island of Ikaria is a Blue Zone where people regularly live to 100. “But not all Ikariots enjoy the same degree of longevity. Data from the ongoing study shows that people living in the northern part of the island […]

under the microscope

Junk DNA may not be “junk” after all.

“The study, led by researchers at the University of California, Berkeley, and Washington University in St. Louis, found at least one family of transposons that affected the viability of test mice. They believe the transposon could play a similar role […]

under the microscope

New cells discovered in the heart.

The fact that we’re still discovering new cells in an organ that scientists have been studying forever is both exciting and a bit scary. “The cells, now named nexus glia, seem to help regulate heart rate and rhythm, and the […]

under the microscope

Evolution-proofing antibiotics.

“Part of the problem lies precisely in the very effective way in which antibiotics work. Most inhibit essential components of the cellular machinery, efficiently killing susceptible pathogens but also members of our commensal microbiota. This exerts a massive selection pressure, […]

under the microscope

Anti-aging research uncovers new role for telomeres.

“What’s most surprising is that, before really entering senescence, the cells divide one last time,” says Francis Rodier, corresponding author of the study. “In fact, the cell division caused by telomere dysfunction is so unstable that it ends up creating […]