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dc.creatorURBINA,DANIELA C
dc.creatorSILVA,HERMAN
dc.creatorMEISEL,LEE A
dc.date2006-01-01
dc.date.accessioned2019-05-02T21:21:31Z
dc.date.available2019-05-02T21:21:31Z
dc.identifierhttps://scielo.conicyt.cl/scielo.php?script=sci_arttext&pid=S0716-97602006000200011
dc.identifier.urihttp://revistaschilenas.uchile.cl/handle/2250/81647
dc.descriptionThapsigargin, a specific inhibitor of most animal intracellular SERCA-type Ca2+ pumps present in the sarcoplasmic/endoplasmic reticulum, was originally isolated from the roots of the Mediterranean plant Thapsia gargancia L. Here, we demonstrate that this root-derived compound is capable of altering root gravitropism in Arabidopsis thaliana. Thapsigargin concentrations as low as 0.1 µM alter root gravitropism whereas under similar conditions cyclopiazonic acid does not. Furthermore, a fluorescently conjugated thapsigargin (BODIPY FL thapsigargin) suggests that target sites for thapsigargin are located in intracellular organelles in the root distal elongation zone and the root cap, regions known to regulate root gravitropism
dc.formattext/html
dc.languageen
dc.publisherSociedad de Biología de Chile
dc.relation10.4067/S0716-97602006000200011
dc.rightsinfo:eu-repo/semantics/openAccess
dc.sourceBiological Research v.39 n.2 2006
dc.subjectArabidopsis thaliana
dc.subjectCa2+-ATPases
dc.subjectcalcium
dc.subjectgravitropism
dc.subjectthapsigargin
dc.subjectroot
dc.titleThe Ca2+ pump inhibitor, thapsigargin, inhibits root gravitropism in Arabidopsis thaliana


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