tokens: Our results indicate that D ( 4 ) and D ( 2L ) receptors activate the ERK kinase cascade by first mobilizing signaling by the PDGF receptor , followed by the subsequent activation of ERK1 / 2 by pathways associated with this receptor tyrosine kinase .
folded_tokens: we result indicate that d ( 4 ) and d ( 2l ) receptor activate the erk kinase cascade by first mobilize signaling by the pdgf receptor , follow by the subsequent activation of erk1 / 2 by pathway associate with this receptor tyrosine kinase .