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Pioneer factors are a special class of transcription factor that can associate with compacted chromatin to facilitate the binding of additional transcription factors. This Progress article discusses the importance of pioneer factors in breast cancer and prostate cancer.
The primary role for small nucleolar RNAs (snoRNAs) has typically been considered to be the guiding of the post-transcriptional modifications of particular RNAs. This Progress article discusses the intriguing recent findings that various snoRNAs, and the host genes that encode them, could have previously unsuspected and varied roles in cancer.