Regulatory mechanism and molecular genetic dissection of rice (Oryza sativa L.) grain size

With the sharp increase of the global population, adequate food supply is a great challenge. Grain size is an essential determinant of rice yield and quality. It is a typical quantitative trait controlled by multiple genes. In this paper, we summarized the quantitative trait loci (QTL) that have bee...

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Main Authors: Yuntao Yan, Xiaoya Zhu, Hui Qi, Haiqing Zhang, Jiwai He
Format: Article
Language:English
Published: Elsevier 2024-03-01
Series:Heliyon
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S2405844024031700
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author Yuntao Yan
Xiaoya Zhu
Hui Qi
Haiqing Zhang
Jiwai He
author_facet Yuntao Yan
Xiaoya Zhu
Hui Qi
Haiqing Zhang
Jiwai He
author_sort Yuntao Yan
collection DOAJ
description With the sharp increase of the global population, adequate food supply is a great challenge. Grain size is an essential determinant of rice yield and quality. It is a typical quantitative trait controlled by multiple genes. In this paper, we summarized the quantitative trait loci (QTL) that have been molecularly characterized and provided a comprehensive summary of the regulation mechanism and genetic pathways of rice grain size. These pathways include the ubiquitin-proteasome system, G-protein, mitogen-activated protein kinase, phytohormone, transcriptional factors, abiotic stress. In addition, we discuss the possible application of advanced molecular biology methods and reasonable breeding strategies, and prospective on the development of high-yielding and high-quality rice varieties using molecular biology techniques.
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spelling doaj.art-fca1ba27113b4b7ea66d7e67a5980eb62024-03-17T07:57:28ZengElsevierHeliyon2405-84402024-03-01105e27139Regulatory mechanism and molecular genetic dissection of rice (Oryza sativa L.) grain sizeYuntao Yan0Xiaoya Zhu1Hui Qi2Haiqing Zhang3Jiwai He4College of Agronomy, Hunan Agricultural University, Changsha 420128, ChinaCollege of Agronomy, Hunan Agricultural University, Changsha 420128, ChinaCollege of Agronomy, Hunan Agricultural University, Changsha 420128, China; Hunan Institute of Nuclear Agricultural Science and Space Breeding, Hunan Academy of Agricultural Sciences, Changsha 410125, ChinaCollege of Agronomy, Hunan Agricultural University, Changsha 420128, ChinaCollege of Agronomy, Hunan Agricultural University, Changsha 420128, China; Corresponding author.With the sharp increase of the global population, adequate food supply is a great challenge. Grain size is an essential determinant of rice yield and quality. It is a typical quantitative trait controlled by multiple genes. In this paper, we summarized the quantitative trait loci (QTL) that have been molecularly characterized and provided a comprehensive summary of the regulation mechanism and genetic pathways of rice grain size. These pathways include the ubiquitin-proteasome system, G-protein, mitogen-activated protein kinase, phytohormone, transcriptional factors, abiotic stress. In addition, we discuss the possible application of advanced molecular biology methods and reasonable breeding strategies, and prospective on the development of high-yielding and high-quality rice varieties using molecular biology techniques.http://www.sciencedirect.com/science/article/pii/S2405844024031700RiceGrain sizeQTLGeneRegulatory mechanisms
spellingShingle Yuntao Yan
Xiaoya Zhu
Hui Qi
Haiqing Zhang
Jiwai He
Regulatory mechanism and molecular genetic dissection of rice (Oryza sativa L.) grain size
Heliyon
Rice
Grain size
QTL
Gene
Regulatory mechanisms
title Regulatory mechanism and molecular genetic dissection of rice (Oryza sativa L.) grain size
title_full Regulatory mechanism and molecular genetic dissection of rice (Oryza sativa L.) grain size
title_fullStr Regulatory mechanism and molecular genetic dissection of rice (Oryza sativa L.) grain size
title_full_unstemmed Regulatory mechanism and molecular genetic dissection of rice (Oryza sativa L.) grain size
title_short Regulatory mechanism and molecular genetic dissection of rice (Oryza sativa L.) grain size
title_sort regulatory mechanism and molecular genetic dissection of rice oryza sativa l grain size
topic Rice
Grain size
QTL
Gene
Regulatory mechanisms
url http://www.sciencedirect.com/science/article/pii/S2405844024031700
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