PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 8702584-3 1996 Deacylated SP-C (dSP-C), unchanged in composition and sequence from SP-C but having a decreased alpha-helical content in films with dipalmitoyl phosphatidylcholine (DPPC) of 52 versus 70%, was obtained by treatment with 0.1 M sodium carbonate buffer at pH 10. sodium carbonate 226-242 surfactant protein C Bos taurus 11-15