Yoonkang Hur

ORCID: 0000-0002-2325-2249
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About
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Research Areas
  • Plant Molecular Biology Research
  • Photosynthetic Processes and Mechanisms
  • Plant Gene Expression Analysis
  • Plant Stress Responses and Tolerance
  • Plant Reproductive Biology
  • Plant tissue culture and regeneration
  • Plant Disease Resistance and Genetics
  • Plant biochemistry and biosynthesis
  • Plant nutrient uptake and metabolism
  • Chromosomal and Genetic Variations
  • Plant Virus Research Studies
  • Plant-Microbe Interactions and Immunity
  • Garlic and Onion Studies
  • Genomics and Phylogenetic Studies
  • Phytochemicals and Antioxidant Activities
  • Food Quality and Safety Studies
  • Nitrogen and Sulfur Effects on Brassica
  • Light effects on plants
  • Transgenic Plants and Applications
  • Lipid metabolism and biosynthesis
  • Microbial Metabolism and Applications
  • Molecular Biology Techniques and Applications
  • RNA Research and Splicing
  • Antioxidant Activity and Oxidative Stress
  • Toxin Mechanisms and Immunotoxins

Chungnam National University
2013-2022

University of Minnesota
2012-2015

Electronics and Telecommunications Research Institute
2008

Rutgers, The State University of New Jersey
1992-1997

Rutgers Sexual and Reproductive Health and Rights
1997

MADS-box transcription factors (TFs) are important in floral organ specification as well several other aspects of plant growth and development. Studies on stress resistance-related functions genes very limited no such functional studies Brassica rapa have been reported. To gain insight into this gene family to elucidate their roles development resistance, we performed genome-wide identification, characterization expression analysis B. rapa.

10.1186/s12864-015-1349-z article EN cc-by BMC Genomics 2015-03-13

Genome wide transcription analysis in response to stresses is essential provide the basis of effective engineering strategies improve stress tolerance crop plants. In order perform transcriptome Brassica rapa, we constructed a B. rapa oligo microarray, KBGP-24K, using sequence information from approximately 24,000 unigenes and analyzed cold (4°C), salt (250 mM NaCl), drought (air-dry) treated Among represented on 417 (1.7%), 202 (0.8%), 738 (3.1%) were identified as responsive genes that...

10.1016/s1016-8478(23)14042-8 article EN cc-by-nc-sa Molecules and Cells 2008-12-01

Brassica rapa is an important crop species that produces vegetables, oilseed, and fodder. Although many studies reported quantitative trait loci (QTL) mapping, the genes governing most of its economically traits are still unknown. In this study, we report QTL mapping for morphological yield component in B. comparative map alignment between rapa, napus, juncea, Arabidopsis thaliana to identify candidate conserved blocks them. A total 95 were identified different crucifer genome. Through...

10.1093/dnares/dss029 article EN cc-by-nc DNA Research 2012-12-07

Water-soluble anthocyanin pigments are important ingredients in health-improving supplements and valuable for the food industry. Although great attention has been paid to breeding production of crops containing high levels anthocyanin, genetic variation red or purple cabbages (Brassica oleracea var. capitata F. rubra) not yet characterized at molecular level. In this study, we identified mechanism responsible establishment color cabbages.BoMYBL2-1 is one regulatory genes biosynthesis pathway...

10.1186/s12870-018-1290-9 article EN cc-by BMC Plant Biology 2018-05-08

Simple Sequence Repeats (SSRs) represent short tandem duplications found within all eukaryotic organisms. To examine the distribution of SSRs in genome Brassica rapa ssp. pekinensis, from different genomic regions representing 17.7 Mb sequence were surveyed. appear more abundant non-coding (86.6%) than coding (13.4%). Comparison SSR densities demonstrated that density was greatest 5'-flanking predicted genes. The proportion repeat motifs varied between regions, with trinucleotide prevalent...

10.1016/s1016-8478(23)10725-4 article EN cc-by-nc-sa Molecules and Cells 2007-06-01

To identify genes associated with genic male sterility (GMS) that could be useful for hybrid breeding in Chinese cabbage (Brassica rapa ssp. pekinensis), floral bud transcriptome analysis was carried out using a B. microarray 300,000 probes (Br300K). Among 47,548 clones deposited on Br300K seven of 60 nt length within the 3' 150 bp region, total 10,622 were differentially expressed between fertile and sterile buds; 4,774 5,848 up-regulated over 2-fold buds, respectively. However, expression...

10.1371/journal.pone.0072178 article EN cc-by PLoS ONE 2013-09-11

Genome-wide dissection of the heat stress response (HSR) is necessary to overcome problems in crop production caused by global warming. To identify HSR genes, we profiled gene expression two Chinese cabbage inbred lines with different thermotolerances, Chiifu and Kenshin. Many genes exhibited >2-fold changes upon exposure 0.5- 4 h at 45°C (high temperature, HT): 5.2% (2,142 genes) 3.7% (1,535 The most enriched GO (Gene Ontology) items included 'response heat', reactive oxygen species (ROS)',...

10.1371/journal.pone.0130451 article EN cc-by PLoS ONE 2015-06-23

MicroRNAs (miRNAs) are recently discovered, noncoding, small regulatory RNA molecules that negatively regulate gene expression. Although many miRNAs identified and validated in plant species, they remain largely unknown Brassica rapa (AA 2n =, 20). B. is an important crop with wide genetic morphological diversity resulting several subspecies grown for vegetables, oilseeds, fodder production. In this study, we 186 belonging to 55 families by using comparative genomics. The lengths of mature...

10.1007/s10059-011-2313-7 article EN cc-by-nc-sa Molecules and Cells 2011-06-06

Glycoside hydrolase family 1 (GH1) β-glucosidases (BGLUs) are encoded by a large number of genes, and involved in many developmental processes stress responses plants. Due to their importance plant growth development, genome-wide analyses have been conducted model plants (Arabidopsis rice) maize, but not Brassica species, which important vegetable crops. In this study, we systematically analyzed B. rapa BGLUs (BrBGLUs), demonstrated the involvement several genes pollen development....

10.3390/ijms20071663 article EN International Journal of Molecular Sciences 2019-04-03

Pokeweed antiviral protein (PAP), a 29-kDa isolated from Phytolacca americana inhibits translation by catalytically removing specific adenine residue the 28S rRNA of eukaryotic ribosomes. PAP has potent activity against many plant and animal viruses, including human immunodeficiency virus. We describe here development positive selection system to isolate mutants with reduced toxicity. In vitro in presence or absence microsomal membranes shows that is synthesized as precursor undergoes at...

10.1073/pnas.92.18.8448 article EN Proceedings of the National Academy of Sciences 1995-08-29

Using molecular cytogenetic DNA markers, C-banding, pachytene analysis, and fluorescence in situ hybridization (FISH), a high-resolution karyotype was established the cucumber. C-banding showed distinct hetero chro matic bands on pericentromeric, telomeric, intercalary regions of chromosomes. The patterns were also consistent with morphology 4'-6-diamino-2-phenylindole dihydrochloride (DAPI)-stained mosomes. Two repetitive fragments, CsRP1 CsRP2, obtained by PCR localized mitotic metaphase...

10.1139/g04-128 article EN Genome 2005-06-01
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