Each of us develops from an unspecialized single cell into hundreds of different specific cell types. Stem cells multiply (proliferate) and mature (differentiate) in the womb to become muscle, bone, nerves, etc. Now researchers have discovered that a key protein controls stem cell properties that could make them more useful in regenerative medicine.
Ready to get ripped?
Introducing the BEST SELLING diet and training program to get you beach-ready for summer.