Gautam Kumar

ORCID: 0000-0001-9013-3242
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About
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Research Areas
  • Plant Stress Responses and Tolerance
  • Plant responses to water stress
  • Rice Cultivation and Yield Improvement
  • Photosynthetic Processes and Mechanisms
  • Legume Nitrogen Fixing Symbiosis
  • Plant Micronutrient Interactions and Effects
  • Plant Molecular Biology Research
  • Heavy metals in environment
  • Plant-Microbe Interactions and Immunity
  • Plant responses to elevated CO2
  • Plant tissue culture and regeneration
  • GABA and Rice Research
  • Aluminum toxicity and tolerance in plants and animals
  • Peanut Plant Research Studies
  • Plant Genetic and Mutation Studies
  • Plant nutrient uptake and metabolism
  • Nematode management and characterization studies
  • Crop Yield and Soil Fertility
  • Climate change impacts on agriculture
  • Nitrogen and Sulfur Effects on Brassica
  • Genetics and Plant Breeding
  • Moringa oleifera research and applications
  • Plant Disease Resistance and Genetics
  • Coastal wetland ecosystem dynamics
  • Arsenic contamination and mitigation

Jawaharlal Nehru University
2009-2025

Central University of South Bihar
2017-2024

Ranchi University
2024

Central Research Institute for Dryland Agriculture
2015-2022

Osmania University
2021

Abstract Background Metallothioneins (MT) are low molecular weight, cysteine rich metal binding proteins, found across genera and species, but their function(s) in abiotic stress tolerance not well documented. Results We have characterized a rice MT gene, OsMT1e-P , isolated from subtractive library generated stressed salinity tolerant genotype, Pokkali. Bioinformatics analysis of the genome sequence revealed that this gene belongs to multigenic family, which consists 13 genes with 15...

10.1186/1471-2229-12-107 article EN cc-by BMC Plant Biology 2012-07-10

10.1007/s12298-008-0004-4 article EN Physiology and Molecular Biology of Plants 2008-04-01

Abiotic stresses are emerging as a potential threat to sustainable agriculture worldwide. Soil salinity and drought will be the major limiting factors for rice productivity in years come. The Salt Overly Sensitive (SOS) pathway plays key role tolerance by maintaining cellular ion homeostasis, with SOS2, S/T kinase, being vital component. present study investigated of OsSOS2, SOS2 homolog from rice, improving tolerance. Transgenic plants either overexpression (OE) or knockdown (KD) OsSOS2...

10.1111/ppl.13638 article EN Physiologia Plantarum 2022-01-01

Abstract Climate change negatively impacts the global hydrological resources leading to detrimental flood events. Submergence impedes cellular membrane integrity, consequently affecting fluidity. Different abiotic stresses influence lipid composition. Therefore, remodeling of lipids plays a major role in stress adaptation. Submergence‐induced peroxidation is well established plants. However, dynamic changes composition for regulating submergence tolerance rice remain so far unexplored. The...

10.1111/ppl.13387 article EN Physiologia Plantarum 2021-03-10

This article aims to examine the role of affirmative action policies in achieving desired outcomes among India’s Scheduled Castes employment, education, health, and governance. It also addresses how economic criteria are not suitable for it problems associated with policies. The reveals that a significant gap persists castes, caste is an important indicator socio-economic backwardness. Thus, should be maintained enforced order realise dream inclusive society.

10.1177/00490857241303332 article EN Social Change 2025-01-09

10.33545/26648792.2025.v7.i1a.267 article EN International Journal of Research in Management 2025-01-01

Climatic variations along with a rise in temperature during the winter season impose severe heat stress anthesis stage of spring wheat, resulting yield losses. The present study was conducted to evaluate influence on redox homeostasis developing anthers and flag leaves wheat. Five Indian bread wheat genotypes were studied under field conditions dry season, two extreme sowing dates (timely very late sown) explore effect stage. Results showed that elevated caused significant increase reactive...

10.1071/fp19016 article EN Functional Plant Biology 2019-01-01

10.1007/s13562-021-00666-0 article EN Journal of Plant Biochemistry and Biotechnology 2021-03-26

Abstract Drought stress induces the formation of cortical aerenchyma in roots, providing drought tolerance by reducing respiration. However, unrestricted impedes radial transport water through root's central cylinder; thereby decreasing uptake under stress. Therefore, exploring root architectural and anatomical alterations rice is essential for targeting crop improvement. stress‐induced accumulation reactive oxygen species (ROS) plays a key role lysigenous development. influence nitric oxide...

10.1111/ppl.13415 article EN Physiologia Plantarum 2021-04-07

Soil salinity leading to sodium toxicity is developing into a massive challenge for agricultural productivity globally, inducing osmotic, ionic, and redox imbalances in plants. Considering the predicted increase salinization risk with ongoing climate change, applying plant growth-promoting rhizobacteria (PGPR) an environmentally safe method augmenting tolerance. The present study examined role of halotolerant Bacillus sp. BSE01 as promising biostimulant improving salt stress endurance...

10.1111/ppl.14076 article EN Physiologia Plantarum 2023-11-01
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