ArticleProtoplasma2019
CaHSP16.4, a small heat shock protein gene in pepper, is involved in heat and drought tolerance.
Article in Protoplasma, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 34 papers.
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Who cites it
34 citing papers in PubMed, 80 citations in OpenAlex.
- Molecular mechanisms and agronomic strategies for thermotolerance in chili pepper (Capsicum annuum L.).Plant cell reports · 2026Review
- Scientific trends and discoveries on heat tolerance in pepper plants (Capsicum spp.): a bibliometric analysis.Biologia futura · 2026Review
- Molecular mechanisms and breeding strategies for heat tolerance in vegetable crops under global warming.Horticulture research · 2026Article
- Heterologous WatermelonCurrent issues in molecular biology · 2025Article
- Exploring the potential of plant astrobiology: adapting flora for extra-terrestrial habitats: a review.Biologia futura · 2025Review
- Surviving a Double-Edged Sword: Response of Horticultural Crops to Multiple Abiotic Stressors.International journal of molecular sciences · 2024Review
- Genome-wide profile analysis of the Hsp20 family in lettuce and identification of its response to drought stress.Frontiers in plant science · 2024Article
- Calcium Signaling and the Response to Heat Shock in Crop Plants.International journal of molecular sciences · 2023Review
- Integrated analysis of HSP20 genes in the developing flesh of peach: identification, expression profiling, and subcellular localization.BMC plant biology · 2023Article
- Interfering small ubiquitin modifiers (SUMO) improves the thermotolerance of apple by facilitating the activity of MdDREB2A.Stress biology · 2023Article
- PMT6 Is Required for SWC4 in Positively Modulating Pepper Thermotolerance.International journal of molecular sciences · 2023Article
- Small Heat Shock Protein (Plants (Basel, Switzerland) · 2023Article
- Transcriptome, proteome and functional characterization reveals salt stress tolerance mechanisms in upland cotton (Frontiers in plant science · 2023Article
- SiHSFA2e regulated expression of SisHSP21.9 maintains chloroplast proteome integrity under high temperature stress.Cellular and molecular life sciences : CMLS · 2022Article
- Phylogenetic and Transcriptional Analyses of theInternational journal of molecular sciences · 2022Article
- Comprehensive Analysis of theInternational journal of molecular sciences · 2022Article
- Article
- Small HSPs play an important role in crosstalk between HSF-HSP and ROS pathways in heat stress response through transcriptomic analysis in lilies (Lilium longiflorum).BMC plant biology · 2022Article
- ZmNAC074, a maize stress-responsive NAC transcription factor, confers heat stress tolerance in transgenicFrontiers in plant science · 2022Article
- Physiological and Proteomic Analysis Responsive Mechanisms for Salt Stress in Oat.Frontiers in plant science · 2022Article
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Authors and funding
8 authors at 2 institutions in 1 country.
Funding
Abstract
Environmental stress affects growth and development of crops, and reduces yield and quality of crops. To cope with environmental stressors, plants have sophisticated defense mechanisms, including the HSF/HSP pathway. Here, we identify the expression pattern of CaHSP16.4 in thermo-tolerant and thermo-sensitive pepper (Capsicum annuum L.) lines. Under heat stress, R9 thermo-tolerant line had higher CaHSP16.4 expression level than the B6 thermo-sensitive line. Under drought stress, expression pattern of CaHSP16.4 was dynamic. Initially, CaHSP16.4 was downregulated then CaHSP16.4 significantly increased. Subcellular localization assay showed that CaHSP16.4 localizes in cytoplasm and nucleus. In the R9 line, silencing of CaHSP16.4 resulted in a significant increase in malonaldehyde content and a significant reduction in total chlorophyll content, suggesting that silencing of CaHSP16.4 reduces heat and drought stresses tolerance. Overexpression of CaHSP16.4 enhances tolerance to heat stress in Arabidopsis. Under heat stress, the survival rate of CaHSP16.4 overexpression lines was significantly higher than wild type. Furthermore, under heat, drought, and combined stress conditions, the CaHSP16.4-overexpression lines had lower relative electrolytic leakage and malonaldehyde content, higher total chlorophyll content, and higher activity levels of superoxide dismutase, catalase, ascorbic acid peroxidase, and glutathione peroxidase compared to wild type. Furthermore, the expression levels of the stress response genes in the overexpression lines were higher than the wild type. These results indicate that the overexpression of CaHSP16.4 enhances the ability of reactive oxygen species scavenging under heat and drought stress.
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Registered trials
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