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3.1. Root Exudates and Organic Composition of Plant Roots

chapter summary


ID Parameter Method

31_Delhaize Aluminium-induced malate exudation Enzymatic assay

31_Eldhuset Low molecular weight organic acids in root exudates and soil solutions Ion exclusion HPLC

31_Englmann Analysis of N-Acylhomoserine Lactones after Alkaline Hydrolysis Anion Exchange Solid Phase Extraction followed by Capillary Zone Electrophoresis Coupled to Mass Spectrometry (CZE-ESI/MS)

31_Frommberger_a Analysis of N-Acylhomoserine Lactone Gas Chromatography Coupled to Mass Spectrometry (GC-MS)

31_Frommberger_b Analysis of N-Acylhomoserine Lactones Partial Filling Micellar Electrokinetic Chromatography coupled to Mass Spectrometry (PF-MEKC-ESI/MS)

31_Frommberger_c Analysis of N-Acylhomoserine Lactones Nano-Liquid Chromatography Coupled to Mass Spectrometry (NanoLC-ESI/MS)

31_Heim_a Organic Acids in Roots and Root Exudate Capillary electrophoresis

31_Heim_b Phenolic Substances in Roots and Root Exudates Total phenolics: colorimetric assay
Root phenolics: Reversed-phase liquid chromatography (RPLC)
Fluorescence of root exudates

31_Hirano Callose concentrations in tree roots Fluorescence spectroscopy

31_Jansa_a Chitin in roots colonized by arbuscular mycorrhizal fungi (AMF) HPLC analysis of hydrolysate

31_Jansa_b Fatty acids Assessment of fatty acid methyl ester (FAME) profiles in roots colonized by arbuscular mycorrhizal fungi (AMF)

31_Jansa_c Isoenzymes and Total proteins Isoenzyme and total protein profiles of plant roots colonized by arbuscular mycorrhizal fungi (AMF)

31_Jones_a Total free amino acids in soil solution and soil extract Fluorometric determination

31_Jones_b Total phenols in soil solution and soil extracts Colorimetric Assay

31_Kraigher Cytokinin analyses in plant tissues, mycorrhizae and fungal cultures HPLC-ELISA - identification and quantification of cytokinins

31_Kuzyakov_a Diffusion of exudates from root surface 14C pulse labeling, root mat technique, and collection of rhizosphere soil by slicing

31_Kuzyakov_b Simultaneous collection of root exudates and measurement of root respiration 14C pulse labeling; elution of root exudates for composition analysis with simultaneous CO2 trapping

31_Morel Mucilages and soluble high-molecular weight exudates Collection and characterization of macromolecular rhizodeposits

31_Neumann_a Collection of Root exudate Localized collection of root exudates by use of sorption media from plants grown in hydroponics

31_Neumann_b Collection of root exudates and rhizosphere soil solution from soil-grown plants Localized collection by use of sorption media

31_Neumann_c Organic acids in root exudates and plant extracts Reversed Phase HPLC with suppressed Ionization

31_Neumann_d Phytosiderophores in root exudates and plant extracts Anion-exchange HPLC

31_Neumann_e In situ detection of root-induced Al complexation Application of gels containing Al chelator

31_Neumann_f In situ detection of root-induced Mn-reduction Application of MnO2-impregnated filter paper

31_Neumann_g In situ detection of phenolic compounds in the rhizosphere Direct UV detection; Collection with filter paper and analysis of the extracted phenolics with colorimetry or RP-HPLC

31_Neumann_h Quantitative determination of sucrose and reducing sugars in root exudates and soil solution Colorimetry

31_Neumann_i In situ detection of root-induced FeIII-reduction Application of agar gels containing Fe redox indicators

31_Neumann_j In situ detection of acid phosphatase in the rhizosphere Application of filter papers soaked with artificial substrates

> Contact: Walter Wenzel, e-mail: walter.wenzel@boku.ac.at, Phone: +43 1 47654 3125

Author: Markus Puschenreiter · last modified: 25.10.2007 22:38:22

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