Toward sustainable control of phyto-nematodes: integrating lessons from crops to advance genetic modification in tomato
Monday, 27-04-2026 | 09:25
Root-knot nematodes (RKN, Meloidogyne spp.) continue to challenge tomato production by disrupting root architecture, impairing nutrient uptake, and reducing yields. Recent advances in plant biotechnology provide multiple avenues to enhance nematode resistance beyond conventional resistance (R)-gene utilization. This review discusses molecular and transgenic strategies investigated for RKN resistance across diverse plant systems, including the transfer or engineering of R-genes, expression of anti-feedant proteins and nematotoxic peptides, host-induced gene silencing targeting essential nematode genes, and CRISPR/Cas-mediated modification of host susceptibility factors,
Scientific news
Tasmania Revises Gene Technology Policy
Tasmania Revises Gene Technology Policy
The Tasmanian Government revised its gene technology policy to allow farmers to get access to products of site-directed nuclease-1 (SDN-1) technology. SDN-1 technology is a precision breeding technique that introduces traits such as abiotic stress tolerance and high yield. According to Minister for Primary Industries and Water, Gavin Pearce, SDN-1 products do not contain foreign genes, so they are not classified as genetically modified organisms (GMOs), which are in moratorium in Tasmania until 2029.
Toward sustainable control of phyto-nematodes: integrating lessons from crops to advance genetic modification in tomato
Toward sustainable control of phyto-nematodes: integrating lessons from crops to advance genetic modification in tomato
Root-knot nematodes (RKN, Meloidogyne spp.) continue to challenge tomato production by disrupting root architecture, impairing nutrient uptake, and reducing yields. Recent advances in plant biotechnology provide multiple avenues to enhance nematode resistance beyond conventional resistance (R)-gene utilization. This review discusses molecular and transgenic strategies investigated for RKN resistance across diverse plant systems, including the transfer or engineering of R-genes, expression of anti-feedant proteins and nematotoxic peptides, host-induced gene silencing targeting essential nematode genes, and CRISPR/Cas-mediated modification of host susceptibility factors,
Breakthrough Gene Editing Trims Wheat Chromosomes for Faster Breeding
Breakthrough Gene Editing Trims Wheat Chromosomes for Faster Breeding
In a world-first achievement, researchers at the Leibniz Institute of Plant Genetics and Crop Plant Research (IPK) Gatersleben have successfully used CRISPR-Cas9 technology to significantly shrink or entirely remove specific chromosomes in wheat. By targeting satellite DNA, the team has demonstrated that even the massive, complex genome of wheat can be precision-engineered at a structural level. This breakthrough, published in Plant Communications, provides scientists with a powerful new toolkit to manipulate crop genetics with unprecedented accuracy.

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