PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 3711662-12 1986 Additionally NH4Cl, a weak lysosomotropic base that impairs MFR recycling, decreased macrophage ingestion of promastigotes by 38.2% (p less than 0.03, 30 mM NH4Cl). Ammonium Chloride 13-18 signal regulatory protein alpha Homo sapiens 60-63