Characterization and Functional Dissection of Stress-Responsive Genes in Plants

A special issue of Plants (ISSN 2223-7747). This special issue belongs to the section "Plant Physiology and Metabolism".

Deadline for manuscript submissions: closed (30 August 2022) | Viewed by 2154

Special Issue Editor


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Guest Editor
Department of Life Sciences, National Central University, Taoyuan 32001, Taiwan
Interests: plant physiology; stress physiology; stress protein structure; regulation of stress transcription factors; proteolytic mechanism; cross tolerance of heat shock proteins; interaction among heat shock proteins

Special Issue Information

Dear Colleagues,

Plants are normally immobile. They cannot escape their growing environments and constantly experience extremes in environmental factors, which result in stressful conditions to injure plant growth and development. Unraveling the molecular mechanisms by which the plants respond to detrimental environmental stresses has been an important topic for many scientists. So far, although a large number of genes with potential roles in stress responses have been identified using genome-wide genetic approaches, there are many unsolved questions and pressing challenges, e.g., the interactions between biotic and abiotic stresses, the differential regulation for multiple stresses, and the physiological roles for multiple stress responsive genes.

Therefore, in this Special Issue, articles (original research papers, perspectives, reviews, modeling approaches, and methods) that focus on deciphering novel functions and regulations of stress responsive genes at all levels comprising transcriptome, proteome, stress signal factors, cross tolerance, protein processing and folding, removal of damaged proteins, interactions among multiple stresses, whole plant studies, field trials, and agronomics in model plants, crop plants, and native plants are most welcome.

Dr. Chinghui Yeh
Guest Editor

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Keywords

  • abiotic stress
  • biotic stress
  • cross tolerance
  • damaged proteins
  • gene regulation
  • multiple stresses
  • stress responsiveness
  • stress tolerant
  • stress sensitive
  • stress signal
  • proteome
  • transcriptome

Published Papers (1 paper)

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Research

14 pages, 2269 KiB  
Article
Transcriptome Profiling in Leaves of Wheat Genotype under Heat Stress
by Kavita Lamba, Mukesh Kumar, Vikram Singh, Lakshmi Chaudhary, Rajat Sharma, Samita Yadav, Shikha Yashveer, Mohinder Singh Dalal, Vijeta Gupta, Shreya Nagpal, Manuj Saini, Navreet Kaur Rai, Rutuparna Pati and Karuna Malhotra
Plants 2022, 11(22), 3100; https://doi.org/10.3390/plants11223100 - 15 Nov 2022
Cited by 1 | Viewed by 1906
Abstract
Hexaploid wheat is the main cereal food crop for most people but it is highly influenced by climatic variations. The influence of these climatic variations was studies in wheat genotype WH -1184 in field conditions under two different environments (normal and late sown) [...] Read more.
Hexaploid wheat is the main cereal food crop for most people but it is highly influenced by climatic variations. The influence of these climatic variations was studies in wheat genotype WH -1184 in field conditions under two different environments (normal and late sown) and it was found that the genotype is less yielding under late sown conditions. To study the effects of heat stress at transcript level, it was grown under two different conditions (WH-1184 control and heat treated) in pots and transcriptome analysis based on Illumina Novoseq 6000 was carried out for the identification of the differentially expressed genes (DEGs) and metabolic processes or gene regulations influenced by heat stress which lead to a reduction in both quality and quantity of wheat production. These DEGs were utilized to set up a subsequent unigene assembly and GO analysis was performed using unigenes to analyze functions of DEGs which were classified into three main domains, i.e., biological process, cellular component, and molecular function. KEGG (Kyoto Encyclopedia of Genes and Genomes) ontology was used to visualize the physiological processes or to identify KEGG pathways that provide plants their ability to shield in adverse conditions of heat stress. From KEGG ontology, it was reported that genes which encoded protein detoxification and ABC1 domain-containing protein were upregulated while genes thatencoded glutathione transferase (GST), peroxidase, and chitinase enzymes were downregulated. Downregulation of these enzymes during heat stress causes oxidative damages in plants while upregulated proteins play a main role in detoxification to protect plants from heat stress. It was hypothesized that the yield of WH-1184 decreased 44% under heat stress due to the downregulation of genes that encoded GST, peroxidase, and chitinase enzymes which can protect plants from oxidative damage. Hence, upregulation of these genes might be helpful for the adaptation of this genotype under heat stress condition. Full article
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