PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 28943528-6 2017 Scopoletin-mediated increase of intracellular melanin and tyrosinase expression were significantly attenuated by protein kinase A (PKA) inhibitors (H-89 and KT5720), while a protein kinase C (PKC) inhibitor (Ro-32-0432) had no effect and a p38 MAPK inhibitor (SB203580) partially blocked the scopoletin-induced intracellular melanin and tyrosinase expression. KT 5720 157-163 tyrosinase Mus musculus 58-68