Leprosy hijacks body’s cells and reprograms them as stem cells

According to a study published in the journal Cell today, the leprosy mycobacterium can reprogram cells, turning adult cells into stem-like cells that are able to infiltrate the body’s muscle and nervous system. This mechanism explains one of the great mysteries of leprosy — how it spreads throughout the body–and could pave the way for early intervention […]

RIP Ernest McCulloch, Stem Cell Pioneer

Ernest McCulloch, who was part of the scientific duo that first identified a stem cell, died Jan. 20 at the age of 84. The New York Times‘s obit was full of amusing personal details (his nickname was Bun) while The Washington Post’s obit (whose link is m.i.a.) did a nice job conveying the eureka moment […]