Please use this identifier to cite or link to this item: https://olympias.lib.uoi.gr/jspui/handle/123456789/7880
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dc.contributor.authorKarabourniotis, G.en
dc.contributor.authorKyparissis, A.en
dc.contributor.authorManetas, Y.en
dc.date.accessioned2015-11-24T16:34:58Z-
dc.date.available2015-11-24T16:34:58Z-
dc.identifier.issn0098-8472-
dc.identifier.urihttps://olympias.lib.uoi.gr/jspui/handle/123456789/7880-
dc.rightsDefault Licence-
dc.subjectchlorophyll fluorescenceen
dc.subjectleaf hairsen
dc.subjectolea-europaeaen
dc.subjectuv-b radiationen
dc.subjectuv-ben
dc.subjectphotosystem-iien
dc.subjectultraweak luminescenceen
dc.subjectfluorescence inductionen
dc.subjecthigher-plantsen
dc.subjectlighten
dc.subjectphotosynthesisen
dc.subjectinhibitionen
dc.subjectleavesen
dc.subjectchloroplastsen
dc.titleLeaf Hairs of Olea-Europaea Protect Underlying Tissues against Ultraviolet-B Radiation-Damageen
heal.typejournalArticle-
heal.type.enJournal articleen
heal.type.elΆρθρο Περιοδικούel
heal.identifier.secondary<Go to ISI>://A1993LN67200001-
heal.languageen-
heal.accesscampus-
heal.recordProviderΠανεπιστήμιο Ιωαννίνων. Σχολή Επιστημών και Τεχνολογιών. Τμήμα Βιολογικών Εφαρμογών και Τεχνολογιώνel
heal.publicationDate1993-
heal.abstractThe photochemical efficiency of photosystem II, as measured by chlorophyll fluorescence induction, was not affected in de-haired olive leaves kept in the dark or intact leaves irradiated with a moderate (3.75 W m-2) ultraviolet-B (UV-B) intensity. In de-haired, UV-B-irradiated leaves, however, the ratio of variable to maximum (F(v)/F(m)) chlorophyll fluorescence declined significantly and irreversibly. Reduction in F(v)/V(m) was associated with an increase in instantaneous and a decrease in maximum (F(m)) fluorescence, indicating perturbation by the UV-B exposure of more than one photosynthetic site. Extensive epidermal browning in de-haired, UV-B irradiated leaves was also observed, indicating possible damage to cell membranes. The results strengthen the hypothesis that leaf hairs protect the underlying tissues against UV-B radiation damage.en
heal.journalNameEnvironmental and Experimental Botanyen
heal.journalTypepeer reviewed-
heal.fullTextAvailabilityTRUE-
Appears in Collections:Άρθρα σε επιστημονικά περιοδικά ( Ανοικτά)

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