scholarly journals Expression of Heat Shock Protein HSP90 in Genomic-DNA of Chickpea (Cicer arietinum L.) Callus by Heat Shock Treatment

2022 ◽  
Vol 3 (33) ◽  
pp. 121-139
Author(s):  
Anwaar F AL-Taee ◽  
◽  
Jamella H Rasheed ◽  

This study was able to detect of the expression activity of heat shock proteins HSP90 and heat transcription factors HSFs for the first time in callus cultures of chickpea, Cicer arietinum L., that exposed to abiotic shocks, grown on MS medium supplemented with 1.0 mg L-1 naphthalene acetic acid (NAA) and 2.0 mg L-1 benzyl adenine (BA). Heat shock proteins HSPs were constructed for increase of withstand long-term physical shocks, and production of resistant to heat chickpeas plants, this shock was enhancement of tolerance of chickpea callus to abiotic stresses (high - temperatures). Results enhanced the ability of chickpea callus to abiotic stresses bearing and induce of HSF genes to heat shock proteins HSP90 production quickly to removing denatured proteins, avoid apoptosis, thus, supporting tolerance to the sudden action of these shocks. Expression activity of heat shock genes and transcription factors by determined based on polymerase chain reaction qPCR, that explained the gene activity increasing at shocks intensity increased

2019 ◽  
Vol 20 (21) ◽  
pp. 5321 ◽  
Author(s):  
ul Haq ◽  
Khan ◽  
Ali ◽  
Khattak ◽  
Gai ◽  
...  

Due to the present scenario of climate change, plants have to evolve strategies to survive and perform under a plethora of biotic and abiotic stresses, which restrict plant productivity. Maintenance of plant protein functional conformation and preventing non-native proteins from aggregation, which leads to metabolic disruption, are of prime importance. Plant heat shock proteins (HSPs), as chaperones, play a pivotal role in conferring biotic and abiotic stress tolerance. Moreover, HSP also enhances membrane stability and detoxifies the reactive oxygen species (ROS) by positively regulating the antioxidant enzymes system. Additionally, it uses ROS as a signal to molecules to induce HSP production. HSP also enhances plant immunity by the accumulation and stability of pathogenesis-related (PR) proteins under various biotic stresses. Thus, to unravel the entire plant defense system, the role of HSPs are discussed with a special focus on plant response to biotic and abiotic stresses, which will be helpful in the development of stress tolerance in plant crops.


2013 ◽  
Vol 14 (1) ◽  
pp. 135-148 ◽  
Author(s):  
Margarida Rocheta ◽  
Jörg D. Becker ◽  
João L. Coito ◽  
Luísa Carvalho ◽  
Sara Amâncio

2008 ◽  
Vol 71 (4) ◽  
pp. 391-411 ◽  
Author(s):  
Anna Maria Timperio ◽  
Maria Giulia Egidi ◽  
Lello Zolla

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