Updated: Stem-cell clinics face new scrutiny from federal regulators

BEVERLY HILLS, Calif. – In a corner of Mark Berman’s cosmetic-surgery suite is a box labeled the “Time Machine” that is the heart of his stem-cell operation. In mini-liposuction procedures, Berman extracts fat tissue from patients and puts it into the Time Machine box, where a centrifuge separates stem cells from fat. The cells are […]