PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 18625474-5 1977 Examination under the electron microscope of mature intracellular Ad2 or Ad5 DNA molecules extracted with Sarkosyl showed the presence of a majority of circular unit-length molecules. sarkosyl 106-114 apolipoprotein E Homo sapiens 66-69