MAPK14 regulation of signal transduction TP53 response to UV myogenesis fate senescence response to DNA damage DNA protection apoptotic body ladder mRNA splicing immune response mortality transduction permeation G1-S transition pathogenesis immunoreactivity mitosis s phase conjugation contraction g2-m transition oncogenesis regenerate DNA damage recognition necrosis g1 phase polymerize axis RNA localization G2 phase relaxation inflammation shape cell survival shrinkage transformation reorganize dna fragmentation invasion proteolysis assemble death damage angiogenesis synthesis repair maturation remodeling proliferation mitogenesis focal contact apoptosis motility accumulation differentiation secretion WASPIP