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Allelic Variation of Hd17 for Rice Heading Date is Caused by Natural Selection

open access: yesRice
Heading date is an important agronomic trait of rice, which directly determines adaptability and yield. Selection for natural variated alleles for heading date genes is an important manifestation of rice domestication that allows rice to spread to more ...
Zifeng Yang   +10 more
doaj   +2 more sources

Molecular Dissection of the Relationships among Tiller Number, Plant Height and Heading Date in Rice

open access: yesPlant Production Science, 2004
Appropriate plant height, tiller number and heading date are important traits for maximizing rice production. In order to understand the genetic basis of the relationships among these three plant traits, we mapped quantitative trait loci (QTLs) using a ...
Kehui Cui   +4 more
doaj   +2 more sources

Genetic Interaction Effects of Heading Date Genes Hd1 and Ghd7 on Photosynthetic Traits at the Heading Stage in Rice

open access: yesPlants
In this study, we dissect the genetic effects of two major rice heading date genes, Heading date 1 (Hd1) and Grain number, plant height, and heading date 7 (Ghd7), in the regulation of six photosynthesis-related traits: the chlorophyll a/b contents, net ...
Jun Shi   +6 more
doaj   +3 more sources

Transcriptional and post‐transcriptional regulation of heading date in rice [PDF]

open access: yesNew Phytologist, 2021
SummaryRice is a facultative short day (SD) plant. In addition to serving as a model plant for molecular genetic studies of monocots, rice is a staple crop for about half of the world’s population. Heading date is a critical agronomic trait, and many genes controlling heading date have been cloned over the last 2 decades.
Shirong Zhou   +11 more
openaire   +2 more sources

Natural variation in HD10.1 promoter causing delayed heading date in rice

open access: yesCurrent Plant Biology
Heading date is a critical agronomic trait in rice (Oryza sativa L.). Utilizing chromosome segment substitution lines (CSSLs) with the indica cultivar “Huanghuazhan” (HHZ) as the recipient parent and “Basmati Surkh 89–15” (BAS) as the donor parent, we ...
Ruoju Yang   +5 more
doaj   +2 more sources

Head Circumference: A Key Sign in Dating Abusive Head Trauma [PDF]

open access: yesAmerican Journal of Neuroradiology, 2015
The article by Wittschieber et al[1][1] offers very interesting insights into subdural hygromas (SDHys) in the particular context of abusive head trauma (AHT). We definitely agree that any pericerebral subdural collections—that is, hygromas or chronic subdural hematomas (true evolution within ...
C, Adamsbaum, C, Rey-Salmon
openaire   +2 more sources

Mutation of the OsGlyRS3 gene affects heading date in rice [PDF]

open access: yesPlant Signaling & Behavior, 2021
Aminoacyl-tRNA synthetases play a critical role in protein synthesis by catalyzing the covalent attachment of amino acids to their cognate tRNAs. However, the role of aminoacyl-tRNA synthetases in the transition from vegetative to reproductive growth in plants remains poorly understood.
Yeon Jeong Kim   +4 more
openaire   +2 more sources

Molecular basis of heading date control in rice

open access: yesaBIOTECH, 2020
Flowering time is of great significance for crop reproduction, yield, and regional adaptability, which is intricately regulated by various environmental cues and endogenous signals. Genetic approaches in Arabidopsis have revealed the elaborate underlying mechanisms of sensing the dynamic change of photoperiod via a coincidence between light signaling ...
Hua Wei, Xiling Wang, Hang Xu, Lei Wang
openaire   +2 more sources

Flowering Time Genes Heading date 1 and Early heading date 1 Together Control Panicle Development in Rice [PDF]

open access: yesPlant and Cell Physiology, 2011
Although flowering time is often associated with plant size, little is known about how flowering time genes affect plant architecture. We grew four rice lines having different flowering time genotypes (hd1 ehd1, hd1 Ehd1, Hd1 ehd1 and Hd1 Ehd1) under distinct photoperiod conditions.
Endo-Higashi, Naokuni, Izawa, Takeshi
openaire   +2 more sources

QTL epistasis plays a role of homeostasis on heading date in rice

open access: yesScientific Reports, 2023
AbstractIf there was no gene interaction, the gene aggregation effect would increase infinitely with the increase of gene number. Epistasis avoids the endless accumulation of gene effects, playing a role of homeostasis. To confirm the role, QTL epistases were analyzed by four single-segment substitution lines with heading date QTLs in this paper.
Lilong Huang   +11 more
openaire   +3 more sources

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