Varying levels and types of histone modifications have been ... thereby periodically exposing different regions of DNA to transcription factors and RNA polymerases. The cumulative effects of ...

They next broke up the DNA from each cell type and isolated histones ... these "transcription-friendly" histone patterns were mutually exclusive with a different histone modification (Me/K9 ...

Transposons, so-called jumping genes, are a threat to genomes, so plants work hard to prevent them from mobilizing and ...