Creating large EMS populations for functional genomics and breeding in wheat

Wheat germplasm is a fundamental resource for basic research, applied studies, and wheat breeding, which can be enriched normally by several paths, such as collecting natural lines, accumulating breeding lines, and introducing mutagenesis materials. Ethyl methane sulfonate (EMS) is an alkylating age...

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Main Authors: Wenqiang Wang, Xizhen Guan, Yong Gan, Guojun Liu, Chunhao Zou, Weikang Wang, Jifa Zhang, Huifei Zhang, Qunqun Hao, Fei Ni, Jiajie Wu, Lynn Epstein, Daolin Fu
Format: Article
Language:English
Published: Elsevier 2024-02-01
Series:Journal of Integrative Agriculture
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S2095311923001648
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author Wenqiang Wang
Xizhen Guan
Yong Gan
Guojun Liu
Chunhao Zou
Weikang Wang
Jifa Zhang
Huifei Zhang
Qunqun Hao
Fei Ni
Jiajie Wu
Lynn Epstein
Daolin Fu
author_facet Wenqiang Wang
Xizhen Guan
Yong Gan
Guojun Liu
Chunhao Zou
Weikang Wang
Jifa Zhang
Huifei Zhang
Qunqun Hao
Fei Ni
Jiajie Wu
Lynn Epstein
Daolin Fu
author_sort Wenqiang Wang
collection DOAJ
description Wheat germplasm is a fundamental resource for basic research, applied studies, and wheat breeding, which can be enriched normally by several paths, such as collecting natural lines, accumulating breeding lines, and introducing mutagenesis materials. Ethyl methane sulfonate (EMS) is an alkylating agent that can effectively introduce genetic variations in a wide variety of plant species. In this study, we created a million-scale EMS population (MEP) that started with the Chinese wheat cultivars 'Luyan 128', 'Jimai 38', 'Jimai 44', and 'Shannong 30'. In the M1 generation, the MEP had numerous phenotypical variations, such as >3,000 chlorophyll-deficient mutants, 2,519 compact spikes, and 1,692 male sterile spikes. There were also rare mutations, including 30 independent tillers each with double heads. Some M1 variations of chlorophyll-deficiency and compact spikes were inheritable, appearing in the M2 or M3 generations. To advance the entire MEP to higher generations, we adopted a single-seed descendent (SSD) approach. All other seed composites of M2 were used to screen other agronomically important traits, such as the tolerance to herbicide quizalofop-P-methyl. The MEP is available for collaborative projects, and provides a valuable toolbox for wheat genetics and breeding for sustainable agriculture.
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spelling doaj.art-60dd249195314f0e87d9a9be0b135c652024-02-04T04:44:12ZengElsevierJournal of Integrative Agriculture2095-31192024-02-01232484493Creating large EMS populations for functional genomics and breeding in wheatWenqiang Wang0Xizhen Guan1Yong Gan2Guojun Liu3Chunhao Zou4Weikang Wang5Jifa Zhang6Huifei Zhang7Qunqun Hao8Fei Ni9Jiajie Wu10Lynn Epstein11Daolin Fu12Spring Valley Agriscience Co., Ltd., Jinan 250300, China; College of Life Sciences, Zaozhuang University, Zaozhuang 277160, ChinaSpring Valley Agriscience Co., Ltd., Jinan 250300, ChinaNational Key Laboratory of Wheat Improvement, College of Agronomy, Shandong Agricultural University, Tai'an 271018, ChinaNational Key Laboratory of Wheat Improvement, College of Agronomy, Shandong Agricultural University, Tai'an 271018, ChinaSpring Valley Agriscience Co., Ltd., Jinan 250300, ChinaSpring Valley Agriscience Co., Ltd., Jinan 250300, ChinaSpring Valley Agriscience Co., Ltd., Jinan 250300, ChinaSpring Valley Agriscience Co., Ltd., Jinan 250300, ChinaCollege of Life Sciences, Zaozhuang University, Zaozhuang 277160, ChinaNational Key Laboratory of Wheat Improvement, College of Agronomy, Shandong Agricultural University, Tai'an 271018, ChinaNational Key Laboratory of Wheat Improvement, College of Agronomy, Shandong Agricultural University, Tai'an 271018, ChinaDepartment of Plant Pathology, University of California, Davis, CA 95616, USASpring Valley Agriscience Co., Ltd., Jinan 250300, China; National Key Laboratory of Wheat Improvement, College of Agronomy, Shandong Agricultural University, Tai'an 271018, China; Correspondence Daolin Fu, Tel: +86-531-88766999Wheat germplasm is a fundamental resource for basic research, applied studies, and wheat breeding, which can be enriched normally by several paths, such as collecting natural lines, accumulating breeding lines, and introducing mutagenesis materials. Ethyl methane sulfonate (EMS) is an alkylating agent that can effectively introduce genetic variations in a wide variety of plant species. In this study, we created a million-scale EMS population (MEP) that started with the Chinese wheat cultivars 'Luyan 128', 'Jimai 38', 'Jimai 44', and 'Shannong 30'. In the M1 generation, the MEP had numerous phenotypical variations, such as >3,000 chlorophyll-deficient mutants, 2,519 compact spikes, and 1,692 male sterile spikes. There were also rare mutations, including 30 independent tillers each with double heads. Some M1 variations of chlorophyll-deficiency and compact spikes were inheritable, appearing in the M2 or M3 generations. To advance the entire MEP to higher generations, we adopted a single-seed descendent (SSD) approach. All other seed composites of M2 were used to screen other agronomically important traits, such as the tolerance to herbicide quizalofop-P-methyl. The MEP is available for collaborative projects, and provides a valuable toolbox for wheat genetics and breeding for sustainable agriculture.http://www.sciencedirect.com/science/article/pii/S2095311923001648wheatgermplasmethyl methane sulfonategenetics and breeding
spellingShingle Wenqiang Wang
Xizhen Guan
Yong Gan
Guojun Liu
Chunhao Zou
Weikang Wang
Jifa Zhang
Huifei Zhang
Qunqun Hao
Fei Ni
Jiajie Wu
Lynn Epstein
Daolin Fu
Creating large EMS populations for functional genomics and breeding in wheat
Journal of Integrative Agriculture
wheat
germplasm
ethyl methane sulfonate
genetics and breeding
title Creating large EMS populations for functional genomics and breeding in wheat
title_full Creating large EMS populations for functional genomics and breeding in wheat
title_fullStr Creating large EMS populations for functional genomics and breeding in wheat
title_full_unstemmed Creating large EMS populations for functional genomics and breeding in wheat
title_short Creating large EMS populations for functional genomics and breeding in wheat
title_sort creating large ems populations for functional genomics and breeding in wheat
topic wheat
germplasm
ethyl methane sulfonate
genetics and breeding
url http://www.sciencedirect.com/science/article/pii/S2095311923001648
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