作者: David M. Prescott
DOI: 10.1007/978-1-4615-6820-9_2
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摘要: Cells undergo various stable changes in structural and functional properties a variety of situations. Several chapters this volume discuss such the circumstances mechanisms associated with their occurrence. Stable cells are generally based on modifications at level DNA. Five kinds known: (1) elimination DNA sequences; (2) amplification selected (3) rearrangement segments, no loss or gain sequence; (4) methylation DNA; (5) transcriptional activity mediated by transcription factors.