Established hyperdiploid hematopoietic cell line with a minute marker chromosome persisting both in culture and in the "normal" donor.
D000328:Adult; D000782:Aneuploidy; D002460:Cell Line; D002904:Chromosomes, Human, 21-22 and Y; D005260:Female; D006801:Humans; D007621:Karyotyping; D008214:Lymphocytes / Q000166:cytology; D009030:Mosaicism