
Vijay Pratap SinghC.M.P. Degree College: A Constituent Post Graduate College of University of Allahabad · Botany
Vijay Pratap Singh
M.Sc., D.Phil. (Botany)
About
247
Publications
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Introduction
Regulation of physiological, biochemical and molecular responses in crop plants with an emphasis on reactive oxygen species, nitric oxide and hydrogen sulfide signaling.
Additional affiliations
March 2018 - present
C.M.P. Degree College, University of Allahabad
Position
- Professor (Assistant)
December 2012 - February 2018
Government Ramanuj Pratap Singhdev Post Graduate College
Position
- Professor (Assistant)
December 2005 - December 2012
Education
October 2006 - July 2012
July 2003 - June 2005
Publications
Publications (247)
Based on the research conducted so far, hydrogen sulphide (H 2 S) plays a crucial role in the development and stress resilience of plants. H 2 S, which acts as a signalling molecule, responds to different stresses such as heavy metals, drought, and salinity, and it regulates various aspects of plant growth and development including seed germination...
Senescence-associated genes (SAGs) are identified in Arabidopsis and other plants according to their function. Herein, we identified 23 SAGs containing the senescence domain (PF06911) across four cotton species: G. arboreum (4 GaSAG), G. raimondii (4 GrSAG), G. hirsutum (8 GhSAG), and G. barbadense (7 GbSAG). They were phylogenetically classified i...
The nuclear auxin pathway, although missing in algae, is known to regulate gene expression and growth/development in land plants. A recent study characterized fast auxin-triggered proteome-wide phosphorylation across the plant kingdom facilitated by RAF-like protein kinases. B4 RAF protein kinases play a pivotal role in regulating rapid cellular re...
Auxins play significant roles in plant growth and development. The transporter inhibitor response1/auxin signaling F-box (TIR1/AFB) gene family encodes the auxin receptor proteins and plays an essential role in the auxin signaling pathway. Here we identified and characterized the TIR1/AFB family in Carya cathayensis (Cc) plants (named as CcTIR1/AFB...
Ferric Reductase Oxidase (FRO) genes are pivotal in iron uptake and homeostasis in plants, yet they are not studied in cotton. Here, we identify and analyze 65 FRO homologs (21 GhFRO, 21 GbFRO, 11 GaFRO, 12 GrFRO) across four Gossypium species (G. hirsutum, G. barbadense, G. arboreum, G. raimondii). FRO exhibit conserved ferric reductase activity a...
Crassulaceae plants are valued for their horticultural, ecological, and economic significance, but their genetic improvement is hindered by the absence of efficient and stable genetic transformation methods. Therefore, the development of a tailored genetic transformation method is crucial for enhancing the progress of the genetic improvement of Cra...
The menace of drought has persistently loomed over global crop production, posing a serious threat to agricultural sustainability. Research on drought stress highlights the important role of the phytohormone abscisic acid (ABA) in orchestrating plant responses to drought conditions. ABA regulates various drought/dehydration-responsive genes, initia...
Main conclusion
Silicon application mitigates phosphate deficiency in barley through an interplay with auxin and nitric oxide, enhancing growth, photosynthesis, and redox balance, highlighting the potential of silicon as a fertilizer for overcoming nutritional stresses.
Abstract
Silicon (Si) is reported to attenuate nutritional stresses in plants,...
The current global population is approximately 8 billion. So from a socio-economic point of view, governmental policies are intended to secure at least a minimum of the natural resources like food to the global population to minimize their uneven distribution. However, in the case of plants, the scenario seems different where an uneven distribution...
Plant are sessile organisms that are often subjected to a multitude of environmental stresses, with the occurrence of these events being further intensified by global climate change. Crop species therefore require specific adaptations to tolerate climatic variability for sustainable food production. Plant stress results in excess accumulation of re...
Reactive oxygen species (ROS) are the key players in regulating developmental processes of plants. Plants have evolved a large array of gene families to facilitate the ROS-regulated developmental process in roots and leaves. However, the cellular targets of ROS during the plant evolutionary development are still elusive. Here, we found early evolut...
Autophagy is an evolutionarily conserved process mediated by AuTophaGy (ATG) genes, in which cellular components are degraded and recycled within vacuoles or lysosome. Yeast ATG was extensively studied; their homologs are reported in plants including Arabidopsis. However, they have not been reported in cotton. In the present study, the ATG cascade...
After being infested by aphids, plants trigger a signaling pathway that involves methyl salicylate as an airborne signaling molecule. Thus, the regulation of communication for systemically acquired resistance produced via methyl salicylate is helpful in generating stress resistance among plants against aphid infestation. image
Hydrogen sulfide (H2S), a gasotransmitter, has numerous roles in mitigation of stress in plants. Aluminium (Al) is found in acidic soil where it affects crop yields and their beneficial companion cyanobacteria. In the recent years, the fate of H2S in modulation of metal stress in plants has increasingly been reported, however, its role in cyanobact...
Gamma‐aminobutyric acid (GABA), a ubiquitously present non‐proteinogenic amino acid, has recently emerged as a key regulator of growth and development in plants during normal as well as challenging environmental conditions. GABA biosynthesis has been reported at multiple stages of plant development, particularly during vegetative and reproductive s...
Key message
Recently, a HT1 protein has been identified which causes continuous opening of stomata because of its kinase activity. However, reversible interaction between MAP4/12 and HT1 protein acts as a CO2/bicarbonate sensor and causes the closing of stomata by inhibiting HT1 kinase activity.
The generation of food waste (FW) is increasing at an alarming rate, contributing to a total of 32% of all the waste produced globally. Anaerobic digestion (AD) is an effective method for dealing with organic wastes of various compositions, like FW. Waste valorization into value-added products has increased due to the conversion of FW into biogas u...
Petal is one of the most esthetic and essential parts of a flower that fascinates the pollinators to enhance pollination. Petal senescence is a highly controlled and organized natural phenomenon assisted by phytohormones and gene regulation. It is an inelastically programmed event preceding to which petals give rise to color and scent that captivat...
Elevated atmospheric carbon dioxide (CO 2 ) concentrations have a serious detrimental impact on both plants as well animals (Gojon et al. 2022). In particular, plants grown in high CO 2 concentrations exhibit reduced contents of proteins, minerals, and nutrients (Ebi and Loladze 2019). The adverse effects of elevated CO 2 have been reported on glob...
Drought stress is one of the most serious threats to sustainable agriculture and is predicted to be further intensified in the coming decades. Therefore, understanding the mechanism of drought stress tolerance and the development of drought-resilient crops are the major goals at present. In recent years, noncoding microRNAs (miRNAs) have emerged as...
In this study, the interaction between zinc (Zn) and cadmium (Cd) was investigated in rice roots to evaluate how Zn can protect the plants from Cd stress. Rice seedlings were treated with Cd (100μM) and Zn (100μM) in different combinations (Cd alone, Zn alone, Zn+ Cd, Zn+ Cd+ L-NAME, Zn+ Cd+ L-NAME+ SNP). Rice roots treated with only Zn also displa...
Controlled ROS generation contributes to defense systemic signaling and stress acclimation in plants. Recently, Fichman et al. reported that HPCA1 senses H2O2 and controls the production of ROS by RBOHD, then regulates downstream Ca2+ signaling cascades and thus mediates biotic and abiotic stress resilience in plants. Further, a better understandin...
Anthropogenic activities have exposed the plants to diverse types of abiotic stressors. These stressors restrict the plant growth and their productivity. Recent advances report of gasotransmitters such as nitric oxide and hydrogen sulfide to play alleviatory role against these stressors and restore the physiological normalcy in plants. Techniques s...
Nitric oxide (NO) has multifaceted roles in plants. He et al. report that NO produced in the shoot apex causes S-nitrosation of transcription factor GT-1. This mediator of NO signal perception subsequently regulates the expression of the HEAT SHOCK TRANSCRIPTION FACTOR A2 (HSFA2) gene, thus leading to thermotolerance in Arabidopsis thaliana.
Main conclusion
In this study, we report that peroxynitrite is necessary for ethylene-mediated aerenchyma formation in rice roots under waterlogging conditions.
Abstract
Plants under waterlogging stress face anoxygenic conditions which reduce their metabolism and induce several adaptations. The formation of aerenchyma is of paramount importance fo...
Chromium contamination of the soil is a major scientific concern with reference to crop productivity and human health. In recent years, several approaches are being employed in managing metal toxicity in crop plants. Here, we have investigated about potential and probable crosstalk of nitric oxide (NO) and hydrogen peroxide (H2O2) in mitigating hex...
There are feedforward and feedback loops along the microbiota-root-shoot axis to maintain plant growth or defense under environmental stresses. Here, we highlight a reciprocal interaction between the endodermis and the plant-bacterial community, which stabilizes the diffusion barriers to maintain nutrient homeostasis under nutritional stress.
Abiotic stress is considered as the main culprit for reduction of global food production. Recent studies have reported GABA as a major regulator of abiotic stress and thus opening new avenues in research on emerging roles of GABA in abiotic stress acclimation in plants.
High UV-B exposure due to the presence of a thin ozone during the time of pioneering early land plants indicates about the existence of UV-B tolerance pathways and the search for which leads to the discovery of UV Resistance Locus 8(UVR8) and its associated signalling components. The phylogenetic analysis of UVR8 shows the conservation, versatility...
Genetic modification allows engineering of important traits in crops through expensive and tedious procedures to alter their genetic background. Recently, Thagun et al. developed a nanocarrier-based foliar spray method to translocate bioactive molecules of interest into plant cells to engineer important traits without introducing a transgene.
Developments in the field of nanotechnology over past years have increased the prevalence of silver nanoparticles (AgNPs) in the environment resulting in increased exposure of plants to AgNPs. Recently, various studies have reported the effect of AgNPs on plant growth at different concentrations. However, identifying the mechanisms and signalling m...
Along with the rapidly increasing environmental contamination by heavy metals, the exposure of plants to chromium has also magnified, resulting in a declined productivity. Hexavalent chromium [Cr(VI)], the most toxic form of Cr, brings about changes in plant processes at morpho-physiological and biochemical levels. However, silicon (Si) is known to...
The global increase in nanotechnology applications has been unprecedented and has now moved into the area of agriculture and food production. Applications with promising potential in sustainable agriculture include nanobiosensors, nanofertilizers, nanopesticides, nano-mediated remediation strategies for contaminated soils and nanoscale strategies t...
This study aimed to investigate the phytotoxic effect of copper (Cu) and copper nanoparticles (CuONPs) and ameliorative potential of nitric oxide (NO) against these toxic materials in Sorghum vulgare Pers. seedlings. Data suggested that exposure of Cu and CuONPs significantly reduced growth, chlorophyll, carotenoids and protein in root and shoot, w...
The phytohormone auxin acts as an important signaling molecule having regulatory functions during the growth and development of plants. Reactive oxygen species (ROS) are also known to perform signaling functions at low concentrations, however, over-accumulation of ROS due to various environmental stresses damages the biomolecules, cell structures a...
H2O2 is an essential component of reactive oxygen species (ROS) metabolism and an obligatory side-product of aerobic respiration among plant cells. It is needed for plant growth, development, and stress management along with signalling properties. H2O2 is intricately involved in the stomatal closure during drought stress in conjunction with abscisi...
Ethylene in Plant Biology presents ethylene research from leading laboratories around the globe to allow readers to gain strong foundational coverage of the topic and aid in further ethylene research as it pertains to plant biology. The work covers general ideas as well as more specific and technical knowledge, detailing the overall role of ethylen...
In the interest to assist plant growth and bolster their strength to deal with the environmental cues, priming has been revealed to play a remarkable role through induction of several metabolic and physiological alterations. It can be delineated as a physiological process of prompting plants by treating with biological/chemical priming agents or mi...
Although, silicon – the second most abundant element in the earth crust could not supersede carbon (C) in the competition of being the building block of life during evolution, yet its presence has been reported in some life forms. In case of the plants, silicon has been reported widely to promote the plant growth under normal as well as stressful s...
In this study, we have explored potential of a nitric oxide (NO) donor (SNP, sodium nitroprusside) and hydrogen peroxide (H2O2) in curtailing stress of hexavalent chromium [Cr(VI)] in wheat seedlings. Cr(VI) stress caused a significant decline in growth (30%) and photosynthesis (13%) as a result of enhanced uptake of Cr(VI) and root tips and cell d...
The role of hydrogen sulfide (H2S) is well known in the regulation of abiotic stress such as toxic heavy metal. However, mechanism(s) lying behind this amelioration are still poorly known. Consequently, the present study was focused on the regulation/mitigation of hexavalent chromium (Cr(VI) toxicity by the application of H2S in wheat and rice seed...
Constitutively active immunity against pathogen infection affects the growth and yield of plants. Gao and colleagues recently demonstrated that a Ca²⁺ sensor, RESISTANCE OF RICE TO DISEASES1 (ROD1), regulates an immune suppression network that consolidates reactive oxygen species (ROS) metabolism and Ca²⁺-sensing to equilibrate both defense respons...
The growth and development patterns of crop plants are being seriously threatened by arsenic (As) contamination in the soil, and it also acts as a major hurdle in crop productivity. This study focuses on arsenate As(V) mediated toxicity in rice plant. Further, among the different type of NPs, iron oxide nanoparticles (FeO NPs) display a dose-depend...
The presence of different forms of heavy metals in the earth crust is very primitive and probably associated with the origin of plant life. However, since the beginning of human civilisation, heavy metal use and its contamination to all living systems on earth have significantly increased due to human anthropogenic activities. Heavy metals are non-...
Chromium pollution in soils is a major threat as it reduces crop yields. Hence, researchers seek methods/strategies which could curtail such losses.
We report the role of H 2 S in alleviating hexavalent chromium [Cr(VI)] stress in two cereals crops, i.e . wheat and rice seedlings, by estimating various physiological attributes.
Cr(VI) reduced shoot...
Gamma-aminobutyric acid (GABA), a non-proteinaceous amino acid, is reported in prokaryotes and eukaryotes, since ancient times. However, it has gained attention in the present time because of its rapid accumulation during stressed conditions in plants as well as in the cyanobacteria. In plants, it regulates the number of physiological processes suc...
Chromium toxicity impairs the productivity of rice crops and raises a major concern worldwide and thus, it calls for unconventional and sustainable means of crop production. In this study, we identified the implication of zinc oxide nanoparticles (ZnO NPs) in promoting plant growth and ameliorating chromium-induced stress in seedlings of rice (Oryz...
Arsenite regulates the uptake and detoxification of arsenate in plants under low-phosphate conditions by governing the stability of PHOSPHATE STARVATION RESPONSE 1, as reported in a recent study by Navarro and colleagues. This finding opens new opportunities for research into developing mitigation strategies to deal with arsenic toxicity in plants.
In recent years, gamma-aminobutyric acid (GABA) and nitric oxide (NO) have drawn much attention in reducing/alleviating metal toxicity in plants. Arsenic is a potentially toxic metal that imposes severe toxic effects on crop plants. Therefore, the present study was an attempt to explore the role of GABA and NO in the amelioration of arsenate As(V)...
Abstract
In recent years, gamma-aminobutyric acid (GABA) and nitric oxide (NO) have drawn much attention in reducing/alleviating
metal toxicity in plants. Arsenic is a potentially toxic metal that imposes severe toxic efects on crop plants. Therefore, the
present study was an attempt to explore the role of GABA and NO in the amelioration of arsen...
Aggrandized technological and industrial progression in past decades have occasioned immense depreciation in the quality of environment and ecosystem, majorly due to augmentation in the number of obnoxious pollutants incessantly being released in soil, water or air. Arsenic (As) is one such hazardous metalloid contaminating the environment which ha...
It is a well-established fact that nitric oxide (NO) is a multifaceted signaling molecule, which plays diverse role in organisms. In the past two decades, various pieces of evidence have been documented to address its involvement under various abiotic and biotic stress responses in plant systems. One of the prime consequences of abiotic stress is a...
Nitric oxide (NO), a signaling molecule with diverse physiological functions, improves immunity of the plant against different environmental stresses. Heavy metal stress-induced structural and functional damages in cells are common consequences. Seed germination and seedlings development are crucial phases in the life cycle of a plant. The present...
Reactive oxygen species (ROS) are involved in plant development and stress acclimation. Recently, Li et al. reported that ROS production is controlled by receptor-like cytoplasmic kinase (RLCK)-mediated respiratory burst oxidase homolog D (RBOHD) phosphorylation, which subsequently regulates pathogen-associated molecular pattern (PAMP)-triggered im...
When applied exogenously, silica (Si) can have a beneficial impact on plants under biotic stress conditions, as revealed by its recent application in the form of nanoparticles (SiO2NPs) to induce pathogen resistance (El-Shetehy et al.). This opens up a new window of research into combating the devastating effects of biotic stresses.