Ecophysiological responses of endemic Cephalaria duzceensis to drought and salt stress

dc.contributor.authorTorun, Hülya
dc.contributor.authorAydın, Harun
dc.date.accessioned2023-07-26T11:57:47Z
dc.date.available2023-07-26T11:57:47Z
dc.date.issued2022
dc.departmentDÜ, Ziraat Fakültesi, Biyosistem Mühendisliği Bölümüen_US
dc.description.abstractEndemic plants attract attention for their increasing potential for genetic biodiversity, an important phenomenon in all aspects of science. Little is known about the ability of the endangered Turkish endemic plant Cephalaria duzceensis to generate/remove reactive oxygen species or to adapt its biochemical responses in drought and saline environments. Consequently, changes in growth, relative water content (RWC), chlorophyll fluorescence (Fv/Fm), osmotic potential, hydrogen peroxide (H2O2) and proline contents, lipid peroxidation, and antioxidant enzymes were measured under drought (0, 5, 10, 15% PEG 6000) and salt (0, 75, 150, 225 mM NaCl) stresses. Salt-induced RWC, Fv/Fm, osmotic potential reduction, and lipid peroxidation were enhanced, suggesting that C. duzceensis is more sensitive to salinity than to drought. However, interestingly, growth increased under both. Although the increase in H2O2 content was greater under drought stress, aside from ascorbate peroxidase, no antioxidant enzyme activity increase was observed under salt stress. Conversely, the increase in peroxidase, ascorbate peroxidase, and catalase activity observed under drought may be related to the better growth performance, less Fv/Fm reduction, better water maintenance, and lower osmotic potential of C. duzceensis. These results strongly suggest that this endemic plant exhibits moderate drought tolerance and that salt stress has a more detrimental effect on C. duzceensis than drought stress.en_US
dc.description.sponsorshipDuzce University Research Foundation [2018.11.01.724]en_US
dc.description.sponsorshipThe authors would like to thank Nuriye Peaci for her corrections and suggestions for the English grammar in this manuscript. This work was supported by funding from the Duzce University Research Foundation (2018.11.01.724).en_US
dc.identifier.doi10.1007/s11756-022-01079-7
dc.identifier.endpage2447en_US
dc.identifier.issn0006-3088
dc.identifier.issn1336-9563
dc.identifier.issue9en_US
dc.identifier.scopus2-s2.0-85128690349en_US
dc.identifier.scopusqualityQ3en_US
dc.identifier.startpage2435en_US
dc.identifier.urihttps://doi.org/10.1007/s11756-022-01079-7
dc.identifier.urihttps://hdl.handle.net/20.500.12684/13307
dc.identifier.volume77en_US
dc.identifier.wosWOS:000784597800005en_US
dc.identifier.wosqualityQ4en_US
dc.indekslendigikaynakWeb of Scienceen_US
dc.indekslendigikaynakScopusen_US
dc.institutionauthorTorun, Hülya
dc.language.isoenen_US
dc.publisherSpringeren_US
dc.relation.ispartofBiologiaen_US
dc.relation.publicationcategoryMakale - Uluslararası Hakemli Dergi - Kurum Öğretim Elemanıen_US
dc.rightsinfo:eu-repo/semantics/closedAccessen_US
dc.snmz$2023V1Guncelleme$en_US
dc.subjectAntioxidant Defense; Drought; Endemic Species; Reactive Oxygen Species; Salinityen_US
dc.subjectAntioxidant Responses; Hydrogen-Peroxide; Superoxide-Dismutase; Salicylic-Acid; Water-Deficit; Abscisic-Acid; Nitric-Oxide; Salinity; Tolerance; Ascorbateen_US
dc.titleEcophysiological responses of endemic Cephalaria duzceensis to drought and salt stressen_US
dc.typeArticleen_US

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