PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 14637099-3 2003 In rats, KW-6002 reversed the shortened motor response produced by chronic levodopa treatment while reducing levodopa-induced hyperphosphorylation at S845 residues on AMPA receptor GluR1 subunits. istradefylline 9-16 glutamate ionotropic receptor AMPA type subunit 1 Rattus norvegicus 181-186