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Identification of calcium stress induced genes in amaranth leaves through suppression subtractive hybridization
Hugo Sergio Aguilar Hernández
MARTHA LETICIA SANTOS MARTINEZ
Ma. Fabiola León Galván
Alberto Barrera Pacheco
Eduardo Espitia Rangel
Antonio de León Rodríguez
Ramón Gerardo Guevara González
Ana Paulina Barba de la Rosa
Acceso Abierto
Atribución-NoComercial-SinDerivadas
https://doi.org/10.1016/j.jplph.2011.06.006
Amaranthus hypochondriacus
Calcium stress
Subtractive cDNA libraries
Zinc finger protein
"Calcium (Ca2+) is a critical ion for the growth and development of plants and plays an important role in signal transduction pathways in response to biotic and abiotic stresses. We investigated the Ca2+ stress responsive-genes in amaranth leaves by using the suppression subtractive hybridization technique. Screening of the libraries generated 420 up-regulated transcripts and 199 down-regulated transcripts. The differentially expressed transcripts were associated with general stress response, transcription factors, gene regulation, signal transduction, and some other with unknown function. Selected genes were used to study their differential regulation by sqRT-PCR. Among the up-regulated transcripts, a fragment containing the motif of C3HC4-type RING-Zinc family was further characterized. The ORF of amaranth zinc finger protein (AhZnf) has a closer relationship with its ortholog from Ricinus communis while is distantly related to the Arabidopsis thaliana C3HC4-type ortholog. We have identified a novel putative zinc finger protein along with other novel proteins such as the wall associated kinase, phosphoinositide binding protein, and rhomboid protease involved in response to Ca2+ stress in amaranth leaves."
Elsevier B.V.
2011-11
Artículo
Hugo S. Aguilar-Hernández, Leticia Santos, Fabiola León-Galván, Alberto Barrera-Pacheco, Eduardo Espitia-Rangel, Antonio De León-Rodríguez, Ramón G. Guevara-González, Ana P. Barba de la Rosa, Identification of calcium stress induced genes in amaranth leaves through suppression subtractive hybridization, Journal of Plant Physiology, Volume 168, Issue 17, 2011, Pages 2102-2109.
BIOLOGÍA VEGETAL (BOTÁNICA)
Versión aceptada
acceptedVersion - Versión aceptada
Aparece en las colecciones: Publicaciones Científicas Biología Molecular

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