Figure 4From: Silencing of human T-cell leukemia virus type I gene transcription by epigenetic mechanismsSequential analyses of the DNA methylation in seroconverters and a cell line. DNA methylation was analyzed by COBRA in sequential samples from seroconverters (A) and in a cell line, ATL-21C, (B) cultured in vitro for more than 9 years. DNA methylation was analysed by COBRA three times, and each bar indicates mean ± SD.Back to article page