Emerging roles and functional mechanisms of PIWI-interacting RNAs

X Wang, A Ramat, M Simonelig, MF Liu - Nature Reviews Molecular …, 2023 - nature.com
PIWI-interacting RNAs (piRNAs) are a class of small non-coding RNAs that associate with
proteins of the PIWI clade of the Argonaute family. First identified in animal germ line cells …

The piRNA pathway in Drosophila ovarian germ and somatic cells

K Sato, MC Siomi - Proceedings of the Japan Academy, Series B, 2020 - jstage.jst.go.jp
RNA silencing refers to gene silencing pathways mediated by small non-coding RNAs,
including microRNAs. Piwi-interacting RNAs (piRNAs) constitute the largest class of small …

piRNA‐ and siRNA‐mediated transcriptional repression in Drosophila, mice, and yeast: new insights and biodiversity

R Onishi, S Yamanaka, MC Siomi - EMBO reports, 2021 - embopress.org
Abstract The PIWI‐interacting RNA (piRNA) pathway acts as a self‐defense mechanism
against transposons to maintain germline genome integrity. Failures in the piRNA pathway …

Maternally inherited siRNAs initiate piRNA cluster formation

Y Luo, P He, N Kanrar, KF Toth, AA Aravin - Molecular Cell, 2023 - cell.com
PIWI-interacting RNAs (piRNAs) guide transposable element repression in animal germ
lines. In Drosophila, piRNAs are produced from heterochromatic loci, called piRNA clusters …

A Pandas complex adapted for piRNA-guided transcriptional silencing and heterochromatin formation

K Zhao, S Cheng, N Miao, P Xu, X Lu, Y Zhang… - Nature cell …, 2019 - nature.com
The repression of transposons by the Piwi-interacting RNA (piRNA) pathway is essential to
protect animal germ cells. In Drosophila, Panoramix enforces transcriptional silencing by …

[HTML][HTML] Pathogenic variants in the human m6A reader YTHDC2 are associated with primary ovarian insufficiency

SM McGlacken-Byrne, I Del Valle, PLQ Stabej… - JCI insight, 2022 - ncbi.nlm.nih.gov
Primary ovarian insufficiency (POI) affects 1% of women and carries significant medical and
psychosocial sequelae. Approximately 10% of POI has a defined genetic cause, with most …

Silence at the end: How Drosophila regulates expression and transposition of telomeric retroelements

S Cacchione, G Cenci, GD Raffa - Journal of molecular biology, 2020 - Elsevier
The maintenance of chromosome ends in Drosophila is an exceptional phenomenon
because it relies on the transposition of specialized retrotransposons rather than on the …

Invading viral DNA triggers dsRNA synthesis by RNA polymerase II to activate antiviral RNA interference in Drosophila

IJS de Faria, ERGR Aguiar, RP Olmo, JA da Silva… - Cell reports, 2022 - cell.com
Summary dsRNA sensing triggers antiviral responses against RNA and DNA viruses in
diverse eukaryotes. In Drosophila, Invertebrate iridescent virus 6 (IIV-6), a large DNA virus …

RDC complex executes a dynamic piRNA program during Drosophila spermatogenesis to safeguard male fertility

P Chen, Y Luo, AA Aravin - PLoS genetics, 2021 - journals.plos.org
piRNAs are small non-coding RNAs that guide the silencing of transposons and other
targets in animal gonads. In Drosophila female germline, many piRNA source loci dubbed …

Taming the turmoil within: new insights on the containment of transposable elements

ES Kelleher, DA Barbash, JP Blumenstiel - Trends in Genetics, 2020 - cell.com
Transposable elements (TEs) are mobile genetic parasites that can exponentially increase
their genomic abundance through self-propagation. Classic theoretical papers highlighted …