Vishal Singh Negi

ORCID: 0000-0002-7067-5842
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About
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Research Areas
  • Photosynthetic Processes and Mechanisms
  • Phytase and its Applications
  • Plant Disease Management Techniques
  • Nitrogen and Sulfur Effects on Brassica
  • Plant Reproductive Biology
  • Plant tissue culture and regeneration
  • Nematode management and characterization studies
  • Occupational and environmental lung diseases
  • Plant nutrient uptake and metabolism
  • S100 Proteins and Annexins
  • Plant biochemistry and biosynthesis
  • Legume Nitrogen Fixing Symbiosis
  • Advanced Glycation End Products research
  • Plant-Microbe Interactions and Immunity
  • Plant Pathogenic Bacteria Studies
  • Animal Virus Infections Studies
  • Bacteriophages and microbial interactions
  • Seed Germination and Physiology
  • Plant Stress Responses and Tolerance
  • Studies on Chitinases and Chitosanases
  • Polyamine Metabolism and Applications
  • Forest Management and Policy
  • GABA and Rice Research
  • Toxin Mechanisms and Immunotoxins
  • Plant Disease Resistance and Genetics

University of Georgia
2022-2024

Florida Department of Agriculture and Consumer Services
2024

University of Hawaiʻi at Mānoa
2011-2017

University of Hawaii System
2013-2017

University of Hawaii Cancer Center
2013

Cancer Center of Hawaii
2013

Micronesia Conservation Trust
2011

University of Arkansas at Monticello
2011

US Forest Service
2011

Human malignant mesothelioma (MM) is an aggressive cancer linked to asbestos and erionite exposure. We previously reported that High-Mobility Group Box-1 protein (HMGB1), a prototypic damage-associated molecular pattern, drives MM development sustains progression. Moreover, we demonstrated targeting HMGB1 inhibited cell growth motility in vitro, reduced tumor vivo, prolonged survival of MM-bearing mice. Ethyl pyruvate (EP), the ethyl ester pyruvic acid, has been shown be effective inhibitor...

10.18632/oncotarget.15152 article EN Oncotarget 2017-02-07

Abstract The tree legume Leucaena leucocephala contains a large amount of toxic nonprotein aromatic amino acid, mimosine, and also an enzyme, mimosinase, for mimosine degradation. In this study, we isolated 1,520-bp complementary DNA (cDNA) mimosinase from L. characterized the encoded enzyme mimosine-degrading activity. deduced acid sequence coding region cDNA was predicted to have chloroplast transit peptide. nucleotide sequence, excluding peptide, codon optimized expressed in Escherichia...

10.1104/pp.113.230870 article EN cc-by PLANT PHYSIOLOGY 2013-12-18

Leucaena leucocephala (leucaena) is a tropical tree-legume, known for its high level of tolerance to various stress conditions including drought and diseases. We hypothesised that leucaena contains specific set genes abiotic biotic stresses, which may be either absent or not expressed in other legumes are susceptible these conditions. Interspecies suppression subtractive hybridisation (iSSH) was used identify some leucaena-specific using cDNAs from Acacia confusa (acacia) as the tester...

10.1111/j.1744-7348.2011.00506.x article EN Annals of Applied Biology 2011-10-09

The seeds of Jatropha curcas (jatropha), which contain 27-40% oil, are an important source for bio-diesel production. For making production profitable, it is desirable to use the seed meal generated as a byproduct producing animal feed. Although jatropha contains 50-62% protein, not suitable feed without additional processing because one proteins, curcin, toxin that inhibits protein synthesis. A rapid detection method curcin will be useful in determining any remnant processed products....

10.2174/157340112802651167 article EN Current Nutrition & Food Science 2012-08-01

The resistance (R) gene family in plants is a vital component of the plant defense system, enabling host against pathogens through interactions with pathogen effector proteins. These R genes often encode nucleotide-binding (NB-ARC or N) and leucine-rich-repeat (LRR L) domains, collectively forming NLR protein family. proteins have been widely explored crops from Poaceae Brassicaceae, but limited studies are available for other families, including Fabaceae. To address this gap, we conducted...

10.1016/j.heliyon.2024.e34475 article EN cc-by Heliyon 2024-07-01

The soil-borne pathogens, particularly Fusarium oxysporum f. sp. niveum (FON) and southern root-knot nematode (RKN, Meloidogyne incognita) are the major threats to watermelon production in southeastern United States. role of soil micronutrients on induced resistance (IR) plant diseases is well-documented soil-based media. However, media do not allow us determine contribution individual induction IR. In this manuscript, we utilized hydroponics-medium assess effect controlled application...

10.3390/pathogens11101136 article EN cc-by Pathogens 2022-09-30

Abstract High-Mobility Group Box 1 (HMGB1) is a chromatin-associated protein critically involved in nucleosome assembly. During cell necrosis, HMGB1 first translocated from the nucleus to cytoplasm, and then passively released extracellular space, where it initiates propagates inflammatory response. Immune cells (e.g. macrophages) cancer are also able actively secrete HMGB1. Extracellular therefore considered crucial molecule for both chronic inflammation development, promising therapeutic...

10.1158/1535-7163.targ-13-c187 article EN Molecular Cancer Therapeutics 2013-11-01

In plants, the final step of cysteine formation involves addition sulfide to O ‐acetylserine (OAS) and release acetate, catlyzed by (thiol) lyase (OASTL). The purpose this study was isolate characterize recombinant OASTL from Leucaena leucocephala (leucaena), a protein‐rich legume used as fodder. contains toxic, nonprotein amino acid, mimosine, which is also produced OASTL. order understand function enzyme, we first studied synthesis. cDNA for cytosolic obtained through interspecies...

10.1096/fasebj.27.1_supplement.580.3 article EN The FASEB Journal 2013-04-01
Vishal Singh Negi Archana Pal Ratnesh Singh Dulal Borthakur A. Pala and 95 more Vishal Singh Negi Dulal Borthakur Isabel Rushanaedy Tyler Jones Nicklos S. Dudley Dulal Borthakur Jannai T. Yafuso Vishal Singh Negi Dulal Borthakur Kathleen Friday Jacob Sanney Maxson Nithan Rickson Jonathan Erick Waguk Kathleen Friday Uelbil Puanani Michael Omekrael Sadang Kathleen Friday Eugene Eperiam Wendolin Roseo Marquez Kathleen Friday Fa'afa'i Tony Maugalei John Ah Sue Kathleen Friday Tyler Jones Nicklos S. Dudley Brian L. Strom Sheri L. Smith Joseph B. Fischer Tyler Jones Nicklos S. Dudley Dulal Borthakur Aileen Yeh Richard A. Sniezko Philip Cannon Robert L. James Susan Schenck Erin Raboin M. Tracy Johnson Julie S. Denslow Zhanfeng Liu Neil E. Gurr Mark A. Schmaedick Arthur Whistler Lisa Fischer Tyler Jones Nicklos S. Dudley Robert L. James Dulal Borthakur Philip Cannon Richard A. Sniezko Susan Schenck Randall K. Kolka Paul J. Hanson Richard J. Norby Brian J. Palik Stan D. Wullschleger Charles T. Garten Stephen D. Sebestyen Peter Thornton John B. Bradford Pat Mulhollend D.L. Todd Colleen M. Iversen J. M. Warren Kristin Peterson Ayami Shiraishi J. Y. Uchida Michelle F. Tacconelli Edward F. Loewenstein Conor K. Bell Kenneth Kettler Michael Premer Kara Oikarinen Eric Dunnack James B. Pickens Marilynn Burkowski Rico M. Gazal Sean Dugan Brian P. Oswald Randy G. Balice Daniel Unger Melissa M. Kreye Taylor V. Stein Holly K. Ober Leda N. Kobziar Kimberly K. Bohn Douglas Carter Nancy Peterson Paul F. Doruska Giorgio Vacchiano Roberta Berretti Renzo Motta Christy Michaels Brian P. Oswald

Abstract Leucaena leucocephala (leucaena) is an important agroforestry tree of tropics and subtropics due to its protein rich foliages, ability grow on poor soils, high level tolerance various stresses including drought diseases. We hypothesized that leucaena have a unique set genes which confer abiotic biotic these are either absent or not expressed in other legumes susceptible stress conditions. Interspecies suppression subtractive hybridization (iSSH) was performed identify some from...

10.1093/jof/109.8.557 article EN Journal of Forestry 2011-12-01

The soil-borne pathogens, particularly Fusarium oxysporum f. sp. niveum (FON) and southern root-knot nematode (RKN, Meloidogyne incognita) are the major threat to watermelon production in south-eastern United States. role of soil micronutrients on induced resistance (IR) plant diseases is well-documented soil-based mediums. However, mediums limit determination role(s) individual IR. In this manuscript, we utilized hydroponics assess effect controlled application micronutrient, including iron...

10.20944/preprints202208.0291.v1 preprint EN 2022-08-16
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