An immature alpha-beta T cell that is located in the thymus and is CD4-positive and CD8-negative. [ GOC:add GOC:tfm http://purl.obolibrary.org/obo/go/references/0000031 https://www.worldcat.org/search?q=bn%3A0781735149 ]

Synonyms: CD4-positive, alpha-beta immature T-cell CD4-positive, alpha-beta immature T-lymphocyte SP CD4 cell CD4-positive, alpha-beta immature T lymphocyte