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022 _a0981-9428
022 _a1873-2690 (Online)
024 8 _ahttps://doi.org/10.1016/j.plaphy.2023.108166
040 _aMX-TxCIM
041 _aeng
100 1 _aSingh, D.
_930334
245 1 0 _aZinc oxide nanoparticles alleviate chromium-induced oxidative stress by modulating physio-biochemical aspects and organic acids in chickpea (Cicer arietinum L.)
260 _bElsevier Masson s.r.l.,
_c2024.
_aFrance :
500 _aPeer review
520 _aExtensive chromium (Cr) release into water and soil severely impairs crop productivity worldwide. Nanoparticle (NP) technology has shown potential for reducing heavy metal toxicity and improving plant physicochemical profiles. Herein, we investigated the effects of exogenous zinc oxide NPs (ZnO-NPs) on alleviating Cr stress in Crsensitive and tolerant chickpea genotypes. Hydroponically grown chickpea plants were exposed to Cr stress (0 and 120 mu M) and ZnO-NPs (25 mu M, 20 nm size) twice at a 7-day interval. Cr exposure reduced physiochemical profiles, ion content, cell viability, and gas exchange parameters, and it increased organic acid exudate accumulation in roots and the Cr content in the roots and leaves of the plants. However, ZnO-NP application significantly increased plant growth, enzymatic activities, proline, total soluble sugar, and protein and gas exchange parameters and reduced malondialdehyde and hydrogen peroxide levels, Cr content in roots, and organic acid presence to improve root cell viability. This study provides new insights into the role of ZnO-NPs in reducing oxidative stress along with Cr accumulation and mobility due to low levels of organic acids in chickpea roots. Notably, the Cr-tolerant genotype exhibited more pronounced alleviation of Cr stress by ZnO-NPs. These findings highlight the potential of ZnO-NP in regulating plant growth, reducing Cr accumulation, and promoting sustainable agricultural development.
546 _aText in English
650 7 _aChickpeas
_2AGROVOC
_92846
650 7 _aChromium
_2AGROVOC
_933176
650 7 _aStress
_2AGROVOC
_91277
650 7 _aHeavy metals
_2AGROVOC
_915863
650 7 _aOxidative stress
_2AGROVOC
_911815
650 7 _aZinc
_2AGROVOC
_91315
650 7 _aNanoparticles
_2AGROVOC
_915381
700 1 _aSharma, N.L.
_933177
700 1 _aSingh, D.
_933178
700 1 _aSiddiqui, M.H.
_915421
700 1 _aSarkar, S.K.
_933179
700 1 _aRathore, A.
_8001712937
_97897
_gExcellence in Breeding
700 1 _aPrasad, S.K.
_933180
700 1 _aGaafar, A.R.Z.
_933181
700 1 _aHussain, S.
_933182
773 0 _tPlant Physiology and Biochemistry
_gv. 206, art. 108166
_dFrance : Elsevier Masson s.r.l., 2024.
_x0981-9428
_wu91708
942 _cJA
_n0
_2ddc
999 _c67248
_d67240