Joon Ki Hong

ORCID: 0000-0001-7082-9680
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About
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Research Areas
  • Plant Molecular Biology Research
  • Plant Reproductive Biology
  • Plant tissue culture and regeneration
  • Photosynthetic Processes and Mechanisms
  • Plant Stress Responses and Tolerance
  • Phytase and its Applications
  • Light effects on plants
  • Seed Germination and Physiology
  • Pineapple and bromelain studies
  • Plant Gene Expression Analysis
  • Plant Disease Resistance and Genetics
  • Transgenic Plants and Applications
  • Plant Genetic and Mutation Studies
  • Legume Nitrogen Fixing Symbiosis
  • Plant pathogens and resistance mechanisms
  • Nitrogen and Sulfur Effects on Brassica
  • Genomics, phytochemicals, and oxidative stress
  • Plant Pathogens and Fungal Diseases
  • Genomics and Phylogenetic Studies
  • Plant-Microbe Interactions and Immunity
  • Leaf Properties and Growth Measurement
  • Endoplasmic Reticulum Stress and Disease
  • Plant and animal studies
  • Plant Virus Research Studies
  • CRISPR and Genetic Engineering

Rural Development Administration
2014-2023

Korea Research Institute of Bioscience and Biotechnology
2019

National Institute of Agricultural Science and Technology
2019

National Academy of Agricultural Science
2009-2017

National Academy of Agricultural Sciences
2016

National Institute of Biological Resources
2016

National Institute of Fisheries Science
2015

Gyeongsang National University
2002-2010

Glucosinolates play important roles in plant defense against herbivores and microbes, as well human nutrition. Some glucosinolate‐derived isothiocyanate nitrile compounds have been clinically proven for their anticarcinogenic activity. To better understand glucosinolate biosynthesis Brassica rapa , we conducted a comparative genomics study with Arabidopsis thaliana identified total 56 putative biosynthetic regulator genes. This established high colinearity the pathway between B. ....

10.1111/j.1742-4658.2009.07076.x article EN FEBS Journal 2009-05-18

The phytocystatins of plants are members the cystatin superfamily proteins, which potent inhibitors cysteine proteases. Arabidopsis genome encodes seven phytocystatin isoforms (AtCYSs) in two distantly related AtCYS gene clusters. We selected AtCYS1 and AtCYS2 as representatives for each cluster then generated transgenic expressing GUS reporter under control promoter. These were used to examine expression at various stages plant development response abiotic stresses. Histochemical analysis...

10.1007/s00299-010-0876-y article EN cc-by-nc Plant Cell Reports 2010-06-04

The species Brassica rapa includes important vegetable and oil crops. It also serves as an excellent model system to study polyploidy-related genome evolution because of its paleohexaploid ancestry close evolutionary relationships with Arabidopsis thaliana other larger genomes. Therefore, sequence will be used accelerate both basic research on applied across the cultivated species.We have determined analyzed B. chromosome A3. We obtained 31.9 Mb sequences, organized into nine contigs, which...

10.1186/gb-2010-11-9-r94 article EN cc-by Genome biology 2010-09-27

Phytocystatins are cysteine proteinase inhibitors in plants that implicated the endogenous regulation of protein turnover and defense mechanisms against insects pathogens. A cDNA encoding a phytocystatin called AtCYS6 (Arabidopsis thaliana phytocystatin6) has been isolated. We show is highly expressed dry seeds seedlings it also accumulates flowers. The persistence expression was promoted by abscisic acid (ABA), seed germination post-germination inhibitory phytohormone. This finding made...

10.1007/s00299-009-0762-7 article EN cc-by-nc Plant Cell Reports 2009-08-18

The VERNALIZATION1 (VRN1) gene is a crucial transcriptional repressor involved in triggering the transition to flowering response prolonged cold. To develop Chinese cabbage (Brassica rapa L. ssp. pekinensis) plants with delayed time, we designed multiplex CRISPR/Cas9 platform that allows co-expression of four sgRNAs targeting different regions endogenous BrVRN1 delivered via single binary vector built using Golden Gate cloning system. DNA sequencing analysis revealed site-directed mutations...

10.3390/agriculture11121286 article EN cc-by Agriculture 2021-12-17

A cDNA encoding RARF1 ( r ice DP‐ ibosylation f actor 1 ) was isolated from fungal elicitor‐treated rice suspension culture cells by mRNA differential display. transcripts accumulated in response to hydrogen peroxide (H 2 O and salicylic acid (SA) rapidly inoculated with an avirulent pathogen. Constitutively over‐expressed under the control of cauliflower mosaic virus 35S promoter (CaMV 35S) triggered spontaneous induction lesion mimics, induced array pathogenosis‐related (PR) genes, reduced...

10.1046/j.1399-3054.2003.00215.x article EN Physiologia Plantarum 2003-11-12

Other SectionsAbstractIntroductionMaterial and MethodsResults DiscussionConclusionAcknowledgmentsSupplementary Table 1Supplementary 2Reference

10.5010/jpb.2017.44.3.271 article EN Journal of Plant Biotechnology 2017-09-30

Maize seeds harvested in the field have higher vitality than those greenhouses but contamination rates terms of fungal or bacterial infection. It is important to disinfect maize before sowing because are a source infection and damage crop production. In this study, we aimed provide an efficient seed sterilization method manage infections field-harvested seeds. The optimized protocol was set up according disinfectant liquid immersion time, inverting RPM (rotations per minute), number seeds,...

10.3390/agriculture13112147 article EN cc-by Agriculture 2023-11-14

Abies koreana is an endemic and rare species from Korea classified as endangered by the International Union for Conservation of Nature.Although genetic diversity assessment current population A. needs to be performed urgently, no microsatellite markers have been developed this species.In present study, we 22 novel polymorphic loci characteristics these were determined in well nephrolepis, most closely related species, compared with previously reported genus.Genomic sequence (161 Mbp; 325,776...

10.4238/gmr.15027542 article EN Genetics and Molecular Research 2016-01-01
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