Preferably, the modulation is {HEAD ~ induction} of proliferation or {TAIL ~ differentiation} of a particular cell type 
Preferably , the modulation is { HEAD ~ induction } of proliferation or { TAIL ~ differentiation } of a particular cell type
OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD REL OTH OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH