Bioassay for investigation of auxin transport in single cell layers

Auxin was collected from the cambial region of Pinus sylvestris by applying agar strips to the cut surfaces of stem sections which comprised a single layer of 2 to 4-mm long, mainly intact fusiform cells. Sections of the agar strips were either bioassayed immediately to determine their auxin content...

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Main Authors: Alina B. Wodzicki, Sylwia Gessel, Tomasz J. Wodzicki
Format: Article
Language:English
Published: Polish Botanical Society 2014-01-01
Series:Acta Societatis Botanicorum Poloniae
Subjects:
Online Access:https://pbsociety.org.pl/journals/index.php/asbp/article/view/896
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author Alina B. Wodzicki
Sylwia Gessel
Tomasz J. Wodzicki
author_facet Alina B. Wodzicki
Sylwia Gessel
Tomasz J. Wodzicki
author_sort Alina B. Wodzicki
collection DOAJ
description Auxin was collected from the cambial region of Pinus sylvestris by applying agar strips to the cut surfaces of stem sections which comprised a single layer of 2 to 4-mm long, mainly intact fusiform cells. Sections of the agar strips were either bioassayed immediately to determine their auxin content or stored for several months at -80oC, extracted with 80% MeOH and redissolved in hot agar prior to bioassay. Auxin concentrations were determined by Went's oat coleoptile test, as described by Funke, which was modified considerably to give highly reproducible results. The modifications proved essential for good replication of results and are described in detail together with the use of the bioassay to determine changes in cambial cell polarity during ageing and senescence in P. sylvestris.
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spelling doaj.art-e30681b69631438387863dc05e5d8b812022-12-22T00:23:58ZengPolish Botanical SocietyActa Societatis Botanicorum Poloniae2083-94802014-01-01663-435536410.5586/asbp.1997.044669Bioassay for investigation of auxin transport in single cell layersAlina B. Wodzicki0Sylwia Gessel1Tomasz J. Wodzicki2Agricultural University of WarsawAgricultural University of WarsawAgricultural University of WarsawAuxin was collected from the cambial region of Pinus sylvestris by applying agar strips to the cut surfaces of stem sections which comprised a single layer of 2 to 4-mm long, mainly intact fusiform cells. Sections of the agar strips were either bioassayed immediately to determine their auxin content or stored for several months at -80oC, extracted with 80% MeOH and redissolved in hot agar prior to bioassay. Auxin concentrations were determined by Went's oat coleoptile test, as described by Funke, which was modified considerably to give highly reproducible results. The modifications proved essential for good replication of results and are described in detail together with the use of the bioassay to determine changes in cambial cell polarity during ageing and senescence in P. sylvestris.https://pbsociety.org.pl/journals/index.php/asbp/article/view/896bioassayauxintransport polaritycambiumPinus sylvestris
spellingShingle Alina B. Wodzicki
Sylwia Gessel
Tomasz J. Wodzicki
Bioassay for investigation of auxin transport in single cell layers
Acta Societatis Botanicorum Poloniae
bioassay
auxin
transport polarity
cambium
Pinus sylvestris
title Bioassay for investigation of auxin transport in single cell layers
title_full Bioassay for investigation of auxin transport in single cell layers
title_fullStr Bioassay for investigation of auxin transport in single cell layers
title_full_unstemmed Bioassay for investigation of auxin transport in single cell layers
title_short Bioassay for investigation of auxin transport in single cell layers
title_sort bioassay for investigation of auxin transport in single cell layers
topic bioassay
auxin
transport polarity
cambium
Pinus sylvestris
url https://pbsociety.org.pl/journals/index.php/asbp/article/view/896
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AT sylwiagessel bioassayforinvestigationofauxintransportinsinglecelllayers
AT tomaszjwodzicki bioassayforinvestigationofauxintransportinsinglecelllayers