with the possible exception of dermal and some adrenal cortical cells , the immunoreactive cells do not appear to be the primary sites of sm/igf synthesis , because parallel in situ hybridization histochemical studies using sm/igf oligodeoxyribonucleotide probes show that sm/igf mrnas are localized predominantly to fibroblasts and mesenchymal cells .
C0007634
cells
C0016030
fibroblasts