Mai Komatsu

ORCID: 0000-0003-2130-222X
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About
Contact & Profiles
Research Areas
  • Plant Molecular Biology Research
  • Plant Reproductive Biology
  • Plant nutrient uptake and metabolism
  • Chromosomal and Genetic Variations
  • GABA and Rice Research
  • Plant Virus Research Studies
  • Genomics and Phylogenetic Studies
  • Autoimmune and Inflammatory Disorders
  • Date Palm Research Studies
  • Plant Disease Resistance and Genetics
  • Autoimmune Bullous Skin Diseases
  • Hidradenitis Suppurativa and Treatments
  • Genetic Mapping and Diversity in Plants and Animals
  • Plant Taxonomy and Phylogenetics
  • Rice Cultivation and Yield Improvement
  • Plant Gene Expression Analysis

Asahikawa Medical University
2023

Pioneer Hi-Bred
2015-2016

DuPont (United States)
2011

Experimental Station
2011

Zero to Three
2011

Wilmington University
2011

The University of Tokyo
2003-2004

Nara Institute of Science and Technology
1999-2003

University of Tennessee at Knoxville
1999

Inflorescences of grass species have a distinct morphology in which florets are grouped compact branches called spikelets. Although many studies shown that the molecular and genetic mechanisms control floret organ formation conserved between monocots dicots, little is known about pathway leading to spikelet formation. In frizzy panicle (fzp) mutant rice, replaced by sequential rounds branching. Detailed analyses revealed several rudimentary glumes formed each ectopic branch, indicating...

10.1242/dev.00564 article EN Development 2003-06-30

Plant architecture is dictated by precise control of meristematic activity. In the shoot, an imbalance in positive or negative maintenance signals can result a fasciated enlarged meristem phenotype. ear4 (fea4) semidwarfed mutant with ears and tassels as well greatly vegetative inflorescence meristems. We identified FEA4 bZIP transcription factor, orthologous to Arabidopsis thaliana PERIANTHIA. was expressed peripheral zone shoot apical vasculature immature leaves conspicuously excluded from...

10.1105/tpc.114.132506 article EN cc-by The Plant Cell 2015-01-01

Summary The maize ( Zea mays L.) rum1‐R rootless with undetectable meristems 1‐Reference ) mutant does not initiate embryonic seminal roots and post‐embryonic lateral at the primary root. Map‐based cloning revealed that Rum1 encodes a 269 amino acid (aa) monocot‐specific Aux/IAA protein. protein lacks 26 acids including GWPPV degron sequence in domain II part of bipartite NLS (nuclear localization sequence). Significantly reduced root density (approximately 35%) heterozygous plants suggests...

10.1111/j.1365-313x.2011.04495.x article EN The Plant Journal 2011-01-10

Summary To examine whether the maize autonomous transposable element Ac can be used for functional analysis of rice genome, we Southern blot to analyze behaviour in 559 plants four transgenic families through three successive generations. All showed highly active transposition Ac, and 103 (18.4%) contained newly transposed insertions. In nine 12 independent transpositions analyzed, their germinal transmission was detected. Partial sequencing 99 Ac‐ flanking sequences revealed that 21 clones...

10.1046/j.1365-313x.1999.00549.x article EN The Plant Journal 1999-09-01

Here, we report the identification of Karma, a LINE-type retrotransposon plants for which continuous retrotransposition was observed in consecutive generations. The transcription Karma is activated cultured cells rice upon DNA hypomethylation. However, insufficient retrotransposition, because no increase copy number or first generation regenerated from them. Despite that finding, detected next as well later generations, suggesting post-transcriptional regulation development dependent. Our...

10.1105/tpc.011809 article EN The Plant Cell 2003-07-03

10.14841/jspp.2004.0.690.0 article RO 日本植物生理学会年会およびシンポジウム 講演要旨集 第45回日本植物生理学会年会講演要旨集 2004-03-27
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