Reproductive phasiRNAs: At the core of small RNA-mediated male fertility in monocots
Muhammad Waseem · 2026
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Description
Muhammad Waseem reviews a class of small RNAs that guard male fertility in grasses in a 2026 paper. In maize, rice, and related monocots, these phased small RNAs build up only in the anther, the pollen-making part of the flower. They resemble animal piRNAs in their abundance, germline focus, and timing.
The review traces how they are made: a microRNA trigger cuts a precursor, a copying enzyme builds a double strand, and cutting enzymes release 21- and 24-unit pieces. Those pieces then join Argonaute proteins to steer development, silence jumping genes, and respond to stress. The piece maps what is known, what varies across grass species, and which steps still need direct tests in breeding work.
Catalog record
| CREATOR | Muhammad Waseem |
|---|---|
| YEAR | 2026 |
| COLLECTION | PAPERS |
| FORMAT | TXT |
| FILE SIZE | 13 KB |
| VERSION | 1.0 |
| LICENSE | CC BY 4.0 |
| RIGHTS | CC BY |
| SOURCE | Europe PMC |