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Article
Mitigation of Water-Deficit Stress, Physio-morphological Adaptation, and Elevation of Andrographolide in Andrographis paniculata using Foliar Glycine Betaine
Glycine betaine (GlyBet) is a low-molecular-weight organic metabolite, which plays a crucial role in ameliorating the adverse effects of various abiotic stresses including drought stress. The aim of this inves...
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Article
Physio-morphological and biochemical responses of dixie grass (Sporobolus virginicus) to NaCl or Na2SO4 stress
Salinity, one of the most detrimental abiotic stresses, reduces growth, development, biomass, and yield of economically important plant species. Dixie grass (Sporobolus virginicus) is a halophytic, perennial C4 g...
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Article
Transcriptional expression of Na+ homeostasis-related genes and physiological responses of rice seedlings under salt stress
Being a salt-sensitive crop, the growth, development and productivity of rice is severely affected by saline soil. In the present study, Na+ homeostasis, physiological and morphological responses in both the root...
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Article
Expression level of Na+ homeostasis-related genes and salt-tolerant abilities in backcross introgression lines of rice crop under salt stress at reproductive stage
Salt stress in the rice field is one of the most common abiotic stresses, reducing crop productivity, especially at reproductive stage, which is very sensitive to salt stress. The aim of this investigation was...
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Article
Expression levels of vacuolar ion homeostasis-related genes, Na+ enrichment, and their physiological responses to salt stress in sugarcane genotypes
Sugarcane is a sugar-producing crop widely grown in tropical regions in over 120 countries of the world. Salt-affected soil is one of the most significant abiotic constraints that inhibit growth and crop produ...
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Article
Functional characterization of aminotransferase involved in serine and aspartate metabolism in a halotolerant cyanobacterium, Aphanothece halophytica
Aminotransferases catalyze the reversible pyridoxal phosphate–dependent transfer of amino groups from amino acids to oxo acids and play important roles for the balance between carbon and nitrogen metabolism. I...
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Chapter
Proline, Glycinebetaine, and Trehalose Uptake and Inter-Organ Transport in Plants Under Stress
Proline, glycinebetaine, and trehalose function as compatible solutes and are upregulated in plants under abiotic stress. The uptake and inter-organ transport in plants are largely unknown. We review the curre...
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Article
Isolation, expression, and functional analysis of developmentally regulated plasma membrane polypeptide 1 (DREPP1) in Sporobolus virginicus grown under alkali salt stress
The plant specific DREPP proteins have been shown to bind Ca2+ and regulate the N-myristoylation signaling and microtubule polymerization in Arabidopsis thaliana. The information about DREPP proteins in other pla...
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Article
Isolation, functional characterization and stress responses of raffinose synthase genes in sugar beet
Raffinose (sucrosylgalactoside oligosaccharide) is a water soluble carbohydrate and accumulates in response to abiotic stresses in plants. Plant raffinose synthases are poorly characterized, and the genes invo...
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Article
Isolation and functional characterization of 3-phosphoglycerate dehydrogenase involved in salt responses in sugar beet
The present study investigated the significance of serine biosynthetic genes for salt stress in sugar beet (Beta vulgaris). We isolated a total of four genes, two each encoding D-3-phosphoglycerate dehydrogenase ...
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Article
Overexpression of halophilic serine hydroxymethyltransferase in fresh water cyanobacterium Synechococcus elongatus PCC7942 results in increased enzyme activities of serine biosynthetic pathways and enhanced salinity tolerance
Serine hydroxymethyltransferase (SHMT) catalyzes the conversion of serine to glycine and provides activated one-carbon units required for synthesis of nucleic acids, proteins and numerous biological compounds....
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Article
Elucidation of salt-tolerance metabolic pathways in contrasting rice genotypes and their segregating progenies
Differentially expressed antioxidant enzymes, amino acids and proteins in contrasting rice genotypes, and co-location of their genes in the QTLs mapped using bi-parental population, indicated t...
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Article
Expression of developmentally regulated plasma membrane polypeptide (DREPP2) in rice root tip and interaction with Ca2+/CaM complex and microtubule
The cytoplasmic free Ca2+ could play an important role for salt tolerance in rice root (Oryza sativa L.). Here, we compared the expression profiles of two putative developmentally regulated plasma membrane polype...
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Article
Improved Alkane Production in Nitrogen-Fixing and Halotolerant Cyanobacteria via Abiotic Stresses and Genetic Manipulation of Alkane Synthetic Genes
Cyanobacteria possess the unique capacity to produce alkane. In this study, effects of nitrogen deficiency and salt stress on biosynthesis of alkanes were investigated in three kinds of cyanobacteria. Intracel...
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Article
Open AccessFunctional and expression analyses of two kinds of betaine aldehyde dehydrogenases in a glycinebetaine-hyperaccumulating graminaceous halophyte, Leymus chinensis
Glycinebetaine (GB) is an important compatible solute for salinity tolerance in many plants. In this study, we analyzed the enzymatic activity and the expression level of betaine aldehyde dehydrogenase (BADH),...
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Article
Expression and functional analysis of putative vacuolar Ca2+-transporters (CAXs and ACAs) in roots of salt tolerant and sensitive rice cultivars
Vacuolar Ca2+-transporters could play an important role for salt tolerance in rice (Oryza sativa L.) root. Here, we compared the expression profiles of putative vacuolar cation/H+ exchanger (CAX) and calmodulin-r...
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Article
Regulation of some carbohydrate metabolism-related genes, starch and soluble sugar contents, photosynthetic activities and yield attributes of two contrasting rice genotypes subjected to salt stress
Soluble carbohydrates play a key role as osmolytes and significantly contribute in salt defence mechanism, especially in halophyte species. The objective of this study is to investigate the transcriptional exp...
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Article
Anabaena sp. PCC7120 transformed with glycine methylation genes from Aphanothece halophytica synthesized glycine betaine showing increased tolerance to salt
Photosynthetic, nitrogen-fixing Anabaena strains play an important role in the carbon and nitrogen cycles in tropical paddy fields although they are salt sensitive. Improvement in salt tolerance of Anabaena cells...
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Article
Engineering of betaine biosynthesis and transport for abiotic stress tolerance in plants
Drought and salinity are the major factors that decrease crop yield. Organisms thriving in osmotic stress environments need adaptive mechanisms for adjusting their intracellular environment to external osmotic...
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Article
Electron transfer from cytochrome c to cupredoxins
Electron transfer (ET) through and between proteins is a fundamental biological process. The activation energy for an ET reaction depends upon the Gibbs energy change upon ET (ΔG 0) and th...
