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Article
Open AccessLong first exons and epigenetic marks distinguish conserved pachytene piRNA clusters from other mammalian genes
In the male germ cells of placental mammals, 26–30-nt-long PIWI-interacting RNAs (piRNAs) emerge when spermatocytes enter the pachytene phase of meiosis. In mice, pachytene piRNAs derive from ~100 discrete aut...
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Article
The evolutionarily conserved piRNA-producing locus pi6 is required for male mouse fertility
Pachytene PIWI-interacting RNAs (piRNAs), which comprise >80% of small RNAs in the adult mouse testis, have been proposed to bind and regulate target RNAs like microRNAs, cleave targets like short interfering ...
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Article
Evolutionarily conserved pachytene piRNA loci are highly divergent among modern humans
In the fetal mouse testis, PIWI-interacting RNAs (piRNAs) guide PIWI proteins to silence transposons but, after birth, most post-pubertal pachytene piRNAs map to the genome uniquely and are thought to regulate...