PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 8124521-8 1993 Although not yet conclusively identified by specific cytochemical markers, the gp120-responsive cells resemble type-2 astrocytes and differ from neurons and type-1 astrocytes both in gross phenotype and in a number of receptor/channel properties: positivity to AMPA and cholinergic agonists; negativity to NMDA, serotonin and high KCl. alpha-Amino-3-hydroxy-5-methyl-4-isoxazolepropionic Acid 261-265 inter-alpha-trypsin inhibitor heavy chain 4 Homo sapiens 79-84