Dear Editor,We identified and cloned the powdery mildew resistance gene Pm52 from wheat cultivars Liangxing 99 and Jimai 22 using map-based cloning.Pm52,encoding an NLR-PRK protein,was introgressed from T.timopheevii ...Dear Editor,We identified and cloned the powdery mildew resistance gene Pm52 from wheat cultivars Liangxing 99 and Jimai 22 using map-based cloning.Pm52,encoding an NLR-PRK protein,was introgressed from T.timopheevii and confers broad-spectrum resistance.In addition,we developed and validated a functional marker,Pm52-FM,providing a reliable tool for marker-assisted selection to accelerate the breeding of wheat cultivars with pow-dery mildew resistance.展开更多
Wheat is a staple food globally.Grain size substantially affects yield by influencing grain weight.Only a few genes associated with grain yield have been cloned in wheat by omics strategies and map-based cloning.Lecti...Wheat is a staple food globally.Grain size substantially affects yield by influencing grain weight.Only a few genes associated with grain yield have been cloned in wheat by omics strategies and map-based cloning.Lectin receptor-like kinases(LecRLKs),a plant-specific RLK subfamily,are involved in plant development,seed germination,hormone signaling,and response to abiotic and biotic stresses[1].A recent study has indicated an association of LecRLKs with grain yield[2].However,the role of wheat LecRLKs in the regulation of grain size remains poorly understood.展开更多
基金supported by the Strategic Priority Research Program of the Chinese Academy of Sciences(XDB1090000)the National Natural Science Foundation of China(32172001 and 31871621 to H.L.+2 种基金32401855 to D.Q.)the STI 2030-Major Projects(2023ZD04070)the Major Program of Agricultural Biological Breeding(2023ZD0402301 to M.L.).
文摘Dear Editor,We identified and cloned the powdery mildew resistance gene Pm52 from wheat cultivars Liangxing 99 and Jimai 22 using map-based cloning.Pm52,encoding an NLR-PRK protein,was introgressed from T.timopheevii and confers broad-spectrum resistance.In addition,we developed and validated a functional marker,Pm52-FM,providing a reliable tool for marker-assisted selection to accelerate the breeding of wheat cultivars with pow-dery mildew resistance.
基金funded by the National Key Research and Development Program(2023YFD1200403)the Henan Natural Science Foundation(24HASTIT055,252300421246,and 25A210020)of China.
文摘Wheat is a staple food globally.Grain size substantially affects yield by influencing grain weight.Only a few genes associated with grain yield have been cloned in wheat by omics strategies and map-based cloning.Lectin receptor-like kinases(LecRLKs),a plant-specific RLK subfamily,are involved in plant development,seed germination,hormone signaling,and response to abiotic and biotic stresses[1].A recent study has indicated an association of LecRLKs with grain yield[2].However,the role of wheat LecRLKs in the regulation of grain size remains poorly understood.
