Fig. 1From: Evidence for a pre-malignant cell line in a skin biopsy from a patient with Nijmegen breakage syndromeKaryotype of the aberrant NBS line 94P0496 after G-banding. The arrows point to the derivate chromosome and the one chromosome 13. The chromosomal preparation was performed after cloning, i.e. after about 40 cell divisions. The Y chromosome has been lost during cultivationBack to article page