Cytokinin and drought stress

Author: tdiv

August undefined, 2024

Acetic acid increased under drought stress conditions, and the remarkable increase (~ twofold) in succinic acid content was observed with ABA application under drought stress in MV17 cultivar. In general, drought stress decreased malic acid, pyruvic acid, and citric acid, but CK enhanced them. See more The grain yield and biomass were significantly (P value ≤ 0.05) changed under drought and foliar application of plant regulators in … See more Organic acid contents significantly (P value ≤ 0.05) changed under drought and PGR treatments in MV17 and Pishgam cultivars. Acetic acid … See more Fatty acid profile showed different responses to drought and foliar application. Palmitic acid (C16:0) as a main saturated fatty acid (SFA) in wheat cultivars differed … See more Table 3 show the changes in shoot cations in wheat cultivars under irrigation regimes and foliar application of ABA and CK. The Na+ content … See more

Nitrogen enhances the effect of pre‐drought priming against post ...

WebApr 11, 2024 · Drought priming was applied at the jointing stage and drought stress was applied seven days after anthesis. Drought stress reduced starch content but enhanced protein content in grains. N2 and primed plants kept higher contents of non-structural carbohydrates, fructans, and sucrose; with higher activity of sucrose-phosphate synthase … WebApr 8, 2024 · CKs can affect the growth and development of plant roots under drought stress, cold stress, salt stress, and various chemical element stresses. The influence … inches to bcm

Effect of seedling year stress on future alfalfa yields

WebMay 22, 2024 · CK down-regulation resulted during drought in higher stress tolerance (indicated by relatively low up-regulation of the expression of drought stress marker gene AtRD29B) accompanied with lower leaf water loss. Nevertheless, these plants exhibited slow and delayed recovery after re-watering. WebJan 20, 2015 · Delayed leaf senescence in these plants due to cytokinin biosynthesis was regulated by the activation of SARK promoter in response to drought-induced leaf senescence. Drought stress is known to initiate leaf senescence and early maturation of most annual crop plants. WebDrought stress is a limitation for the agricultural production, having as a primary effect the reduction of plant ... containing auxin, gibberellin and cytokinin. A randomized inches to awg

Natural variation in a type-A response regulator confers maize chilling ...

Roles of cytokinins in root growth and abiotic stress

WebNov 5, 2024 · Drought and salt stresses are common environmental threats that negatively affect rice development and yield. Here we report that the overexpression of AtUGT76C2, a cytokinin glycosyltransferase, in rice modulates cytokinin homeostasis and confers the plants an eminent property in drought and salt tolerance. The transgenic plants exhibit … WebJan 1, 2024 · Under drought stress, phytohormones viz., auxin, cytokinin, abscisic acid, ethylene, and brassinosteroids, and signalling molecules e.g. NO activate downstream signalling pathways, thereby increasing the production of antioxidant enzymes, heat shock proteins, and secondary metabolites ( Fig. 2 ). incompatibility\\u0027s 6WebAlso, drought stress induces the production of reactive oxygen species at the cellular level and is strongly protected by the increase in the enzymatic and non-enzymatic antioxidative system. This chapter/ review provides a glimpse of the effects and tolerance strategies adapted by the plant under drought stress. ... (GA3), cytokinin (Ck ... incompatibility\\u0027s 64

"WebNov 27, 2013 · Environmental stresses, such as drought and high salinity, adversely affect plant growth and productivity. Various phytohormones, such as abscisic acid (ABA), brassinosteroid, and cytokinin (CK), have been shown to cooperatively regulate adaptive responses to these stressors ( 7 – 9 ). " - Cytokinin and drought stress

Cytokinin and drought stress

Role and Regulation of Cytokinins in Plant Response to …

WebOverexpressing the cytokinin (CK)-synthesizing gene, isopentenyl transferase (ipt), is known to elevate endogenous CK levels and positively regulate drought tolerance. ... In addition, ipt-transgenic and WT exposed to drought stress also showed differential expression of genes for receptor kinases, stress defense, protein modification, and ... WebApr 21, 2016 · Drought stress causes an imbalance of the electron-transfer chain and promotes the production of reactive oxygen species (ROS), including superoxide radical (O 2- ), and hydrogen peroxide (H 2 O 2 ), …

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WebHere, we describe a link between cytokinin, protein synthesis, plant growth and osmotic stress tolerance, which was discovered starting from the serendipitous observation that increased cytokinin signaling suppresses … WebApr 11, 2024 · Gibberellic Acid-Stimulated Arabidopsis (GASA) proteins are present in various plants and have a role in plant growth, stress responses, and hormone crosstalk. GASA coding sequences in barley were discovered in this study. We then investigated gene and protein structure, physicochemical characteristics, evolutionary and phylogenetic …

WebMay 22, 2024 · CK down-regulation resulted during drought in higher stress tolerance (indicated by relatively low up-regulation of the expression of drought stress marker gene AtRD29B) accompanied with lower leaf … WebSep 8, 2024 · Cytokinins promote plant growth and development under normal plant growth conditions and also play an important role in plant resistance to stress. Understanding the working mechanisms of …

WebSep 7, 2024 · Therefore, cytokinins interactions, especially with other hormones, play a significant role in counteracting cellular dehydration and turgor pressure losses suffered by plants exposed to drought, salinity, … WebApr 11, 2024 · Highlights. As a major environmental factor impacting the seasonal growth and geographical distribution of plants, temperature change significantly affects crop quality and productivity. Ethylene is a gaseous hormone with an important role in plant growth, development, and multiple stress responses, including heat and cold. Temperature …

WebDrought stress has serious impacts on crop production. Many researchers have studied the influences of drought stress on crop production and plant physiology; however, few …

WebApr 23, 2015 · Decreased cytokinin levels achieved by over-production of the cytokinin-degrading enzyme cytokinin oxidase (CKX) in either a constitutive or root-specific … inches to bar pressure conversionWebAug 1, 2024 · Information is summarized on cytokinin’s effects on plants’ xenobiotic resistance, and its interactions with light, temperature, drought, and salinity signals, and a list of abiotic stress-related genes are compiled and demonstrated that their expression patterns overlap with those of cytokinIn metabolism and signalling genes. Cytokinin is … incompatibility\\u0027s 66WebJan 31, 2024 · Bacteria produced-cytokinin is another hormone that regulates many aspects of plant growth and development, ... Drought stress results in poor plant growth and low yield; however, the ... inches to base 10WebAug 5, 2024 · Similarly, the ectopic expression of the maize MAP kinase gene ZmSIMK1 enhanced tolerance to salt and drought stress 29,30. Cytokinin signal transduction is mediated by a conserved two-component ... inches to bra size converterWebUnderstanding of the role of different hormones could improve the choice of a suitable strategy for enhancement of plant stress tolerance. Cytokinins (CKs) affect multiple processes in plants, including stimulation of cell division, enhancement of sink strength and promotion of photosynthesis. incompatibility\\u0027s 6aWebDrought stress, which causes a decline in quality and quantity of crop yields, has become more accentuated these days due to climatic change. Serious measures need to be taken to increase the tolerance of crop plants to acute drought conditions likely to occur due to global warming. Drought stress causes many physiological and biochemical changes in … inches to barWebApr 14, 2024 · Soybean (Glycine max) is a major protein and oil crop. Soybean basic region/leucine zipper (bZIP) transcription factors are involved in many regulatory pathways, including yield, stress responses, environmental signaling, and carbon-nitrogen balance. Here, we discuss the members of the soybean bZIP family and their classification: 161 … inches to board feet