Comments Senescence: Senesces at ~36 PDL (ATCC=CRL-2122). Derived from site: In situ; Breast, skin; UBERON=UBERON_8480030. Cell type: Fibroblast of skin; CL=CL_0002620. Species of origin Homo sapiens (Human) (NCBI Taxonomy: 9606) Sex of cell Female Age at sampling 37Y Category Finite cell line