As with most steps in your beauty routine, consistency is key to quicker, more noticeable results. "Real changes occur over months, not weeks," says dermatologist Jessie Cheung. "You’ll notice your ...
Freezing medium: 90% fetal calf serum, 10% DMSO (sterilized, 0.22-μm filter) HSF-6 freezing medium: 90% fetal bovine serum (heat-inactivated; HyClone), 10% DMSO (sterilized, 0.22-μm filter) 2% ...