{"database":"biostudies-literature","file_versions":[],"scores":null,"additional":{"submitter":["Xiang J"],"funding":["the Improved Varieties Joint Research (Rice) Project of Anhui Province (the 14th five-year plan)","the Science and Technology Major Project of Anhui Province","the National Natural Science Foundation of China"],"pagination":["4386-4405"],"full_dataset_link":["https://www.ebi.ac.uk/biostudies/studies/S-EPMC9601093"],"repository":["biostudies-literature"],"omics_type":["Unknown"],"volume":["44(10)"],"pubmed_abstract":["Root architecture is a determinant factor of drought resistance in rice and plays essential roles in the absorption of water and nutrients for the survival of rice plants. Dissection of the genetic basis for root structure can help to improve stress-resistance and grain yield in rice breeding. In this study, a total of 391 rice (<i>Oryz asativa</i> L.) accessions were used to perform a genome-wide association study (GWAS) on three root-related traits in rice, including main root length (MRL), average root length (ARL), and total root number (TRN). As a result, 13 quantitative trait loci (QTLs) (<i>qMRL1.1</i>, <i>qMRL1.2</i>, <i>qMRL3.1</i>, <i>qMRL3.2</i>, <i>qMRL3.3</i>, <i>qMRL4.1</i>, <i>qMRL7.1</i>, <i>qMRL8.1</i>, <i>qARL1.1</i>, <i>qARL9.1</i>, <i>qTRN9.1</i>, <i>qTRN9.2</i>, and <i>qTRN11.1</i>) significantly associated with the three traits were identified, among which three (<i>qMRL3.2</i>, <i>qMRL4.1</i> and <i>qMRL8.1</i><i>)</i> were overlapped with <i>OsGNOM1</i>, <i>OsARF12</i> and <i>qRL8.1</i>, respectively, and ten were novel QTLs. Moreover, we also detected epistatic interactions affecting root-related traits and identified 19 related genetic interactions. These results lay a foundation for cloning the corresponding genes for rice root structure, as well as provide important genomic resources for breeding high yield rice varieties."],"journal":["Current issues in molecular biology"],"pubmed_title":["Genome-Wide Association Study Reveals Candidate Genes for Root-Related Traits in Rice."],"pmcid":["PMC9601093"],"funding_grant_id":["U21A20214, 32101768","bers 31971927","2021d06050002"],"pubmed_authors":["Wang N","Zhenzhen Z","Liang Z","Xiang J","Liang L","Zhang C","Yuan H","Shi Y"],"additional_accession":[]},"is_claimable":false,"name":"Genome-Wide Association Study Reveals Candidate Genes for Root-Related Traits in Rice.","description":"Root architecture is a determinant factor of drought resistance in rice and plays essential roles in the absorption of water and nutrients for the survival of rice plants. Dissection of the genetic basis for root structure can help to improve stress-resistance and grain yield in rice breeding. In this study, a total of 391 rice (<i>Oryz asativa</i> L.) accessions were used to perform a genome-wide association study (GWAS) on three root-related traits in rice, including main root length (MRL), average root length (ARL), and total root number (TRN). As a result, 13 quantitative trait loci (QTLs) (<i>qMRL1.1</i>, <i>qMRL1.2</i>, <i>qMRL3.1</i>, <i>qMRL3.2</i>, <i>qMRL3.3</i>, <i>qMRL4.1</i>, <i>qMRL7.1</i>, <i>qMRL8.1</i>, <i>qARL1.1</i>, <i>qARL9.1</i>, <i>qTRN9.1</i>, <i>qTRN9.2</i>, and <i>qTRN11.1</i>) significantly associated with the three traits were identified, among which three (<i>qMRL3.2</i>, <i>qMRL4.1</i> and <i>qMRL8.1</i><i>)</i> were overlapped with <i>OsGNOM1</i>, <i>OsARF12</i> and <i>qRL8.1</i>, respectively, and ten were novel QTLs. Moreover, we also detected epistatic interactions affecting root-related traits and identified 19 related genetic interactions. These results lay a foundation for cloning the corresponding genes for rice root structure, as well as provide important genomic resources for breeding high yield rice varieties.","dates":{"release":"2022-01-01T00:00:00Z","publication":"2022 Sep","modification":"2025-06-01T01:13:53.634Z","creation":"2025-06-01T01:13:53.634Z"},"accession":"S-EPMC9601093","cross_references":{"pubmed":["36286016"],"doi":["10.3390/cimb44100301"]}}