PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 33428991-5 2021 This phenomenon might be explained by an inhibition of the DN-to-DP-cell transition and stimulation of DP cell conversion into CD4+ /CD8+ SP thymocytes. dp 103-105 CD4 antigen Mus musculus 127-130