Allele status of the chromosome 3 markers in the primary uterine cervical lesions. LOH, loss of heterozygosity; MA-1, microsatellite size alteration of one allele; MA-2, microsatellite size alteration of both alleles; LOH/MA, loss of one allele and size alteration of the other; RH, retention of heterozygosity; NI, non-informative; CIN, cervical intraepithelial neoplasia. D3S1297 is 1.9 Mb from chromosome 3p telomere.