PDGFRB and Hepatic fibrosis: Recently, many efforts have been focused on the effects of long non-coding RNA maternally expressed gene 3 (lncMEG3) on angiogenesis,31, 32, 33 but whether lncMEG3 was involved in the modulation of PDGFR-β in BMSCs and liver fibrosis-associated angiogenesis was still unclear.