PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 23242143-8 2013 Moreover, LC3 stains were optimal in neutral-buffered formalin-fixed tissue, immersed in citrate buffer during antigen retrieval. Citric Acid 89-96 microtubule-associated protein 1 light chain 3 alpha Mus musculus 10-13