title: Long-term lymphocyte cultures--cytogenetics.
mesh_terms: D002478:Cells, Cultured; D002875:Chromosomes; D002999:Clone Cells; D003582:Cytogenetics; D004171:Diploidy; D006801:Humans; D006822:Hybrid Cells; D008214:Lymphocytes / Q000166:cytology*; D013194:Staining and Labeling; D013997:Time Factors