New paper in Nature Plants finds that #siRNAs can act as long-distance communication signals from maternal to male tissue in #Capsella with functional role in #pollen development. Read here: nature.com/articles/s41477-026-02219-6
https://nachrichten.idw-online.de/2026/01/28/mothers-send-text-messages-to-pollen

Divalent #siRNAs are bioavailable in the #lung and efficiently block #SARS-CoV-2 infection https://www.pnas.org/doi/abs/10.1073/pnas.2219523120?af=R