Review Article
Environmental Epigenetics: Crossroad between Public Health, Lifestyle, and Cancer Prevention
| ncRNA | Length (bp) | Function |
| miRNA | 21–23 | mRNA targeting | siRNA | 20–25 | Targeting of specific genes by sequence complementarity | piRNA | 27–30 | Chromatin regulation and transposon silencing | XiRNA | 24–42 | Control X chromosome methylation and inactivation | Long ncRNA | >200 | Various, including targeting of specific genes |
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