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022 _a0176-1617
040 _aMSU
_bEnglish
_cMSU
_erda
050 0 0 _aQK711.2 JOU
100 1 _aBettini, Priscilla P.
_eauthor
245 1 0 _aAgrobacterium rhizogenes rolB gene affects photosynthesis and chlorophyll content in transgenic tomato (Solanum lycopersicum L.) plants
_ccreated byPriscilla P. Bettini, Massimiliano Marvasi, Fabiola Fani, Luigi Lazzara, Elena Cosi, Lorenzo Melani and Maria Luisa Mauro
264 1 _aAmsterdam:
_bElsevier GmbH,
_c2016
336 _2rdacontent
_atext
_btxt
337 _2rdamedia
_aunmediated
_bn
338 _2rdacarrier
_avolume
_bnc
440 _aJournal of plant physiology
_vVolume 204
520 3 _aInsertion of Agrobacterium rhizogenes rolB gene into plant genome affects plant development, hormone balance and defence. However, beside the current research, the overall transcriptional response and gene expression of rolB as a modulator in plant is unknown. Transformed rolB tomato plant (Solanum lycopersicum L.) cultivar Tondino has been used to investigate the differential expression profile. Tomato is a well-known model organism both at the genetic and molecular level, and one of the most important commercial food crops in the world. Through the construction and characterization of a cDNA subtracted library, we have investigated the differential gene expression between transgenic clones of rolB and control tomato and have evaluated genes specifically transcribed in transgenic rolB plants. Among the selected genes, five genes encoding for chlorophyll a/b binding protein, carbonic anhydrase, cytochrome b6/f complex Fe-S subunit, potassium efflux antiporter 3, and chloroplast small heat-shock protein, all involved in chloroplast function, were identified. Measurement of photosynthesis efficiency by the level of three different photosynthetic parameters (Fv/Fm, rETR, NPQ) showed rolB significant increase in non-photochemical quenching and a, b chlorophyll content. Our results point to highlight the role of rolB on plant fitness by improving photosynthesis.
650 _aAgrobacterium rhizogenes rolB gene
650 _aPhotosynthesis
650 _aSuppression subtractive hybridization
700 1 _aMarvasi, Massimilian
_eco-author
700 1 _aFani, Fabiola
_eco-author
700 1 _aLazzara, Luigi
_eco-author
700 1 _aCosi, Elena
_eco-author
700 1 _aMelan, Lorenzo
_eco-author
700 1 _aMauro, Maria Luisa
_eco-author
856 _uhttps://doi.org/10.1016/j.jplph.2016.07.010 Get rights and content
942 _2lcc
_cJA
999 _c169081
_d169081