Terminology Service for NFDI4Health

immature single positive thymocyte

Go to external page http://purl.obolibrary.org/obo/CL_0000805


A thymocyte that has the phenotype CD4-negative, CD8-positive, CD44-negative, CD25-negative, and pre-TCR-positive. [ http://purl.obolibrary.org/obo/go/references/0000031 http://www.immgen.org/index_content.html https://www.worldcat.org/search?q=bn%3A0781735149 ]

Term info

Label

immature single positive thymocyte

Synonyms
  • ISP
  • T.ISP.th
  • immature single positive T cell
  • immature single positive T lymphocyte
  • immature single positive T-lymphocyte
comment

Note that this type of thymocyte has passed the beta-selection checkpoint and is rapidly proliferating and rearranging the T cell receptor alpha chain and expressing the CD8 coreceptor. This stage comes between the DN4 and DP stages.