Metab: An R Package for a High-Throughput Analysis of Metabolomics Data Generated by GC-MS.


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Documentation for package ‘Metab’ version 1.2.0

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Metab-package Metab processes metabolomics data previously analyzed by the Automated Mass Spectral and Deconvolution System (AMDIS).
buildLib buildLib converts an AMDIS' library into a CSV file in the formated required by Metab.
exampleAMDISReport AMDIS report.
exampleBiomass An example of the biomass data frame to be used in conjunction with the function normalizeByBiomass.
exampleHtest An example of the results obtained using the function htest.
exampleIonLib An example of the ionLib required by Metab.
exampleMetReport An example of the results obtained using the function exampleMetReport.
exampleMSLfile An example of MSL file of an AMDIS library.
htest Function developed to apply t-test or ANOVA on a data frame.
Metab Metab processes metabolomics data previously analyzed by the Automated Mass Spectral and Deconvolution System (AMDIS).
MetReport MetReport cleans and corrects results generated by the Automated Mass Spectral Deconvolution and Identification System (AMDIS).
MetReportNames MetReportNames cleans results obtained with the Automated Mass Spectral Deconvolution and Identification System (AMDIS).
normalizeByBiomass A function to normalize metabolomics data by the biomass associated to each biological sample (e.g. cell number or O.D.)
normalizeByInternalStandard Normalize metabolomics data sets by a specific metabolite defined as internal standard.
removeFalsePositives removeFalsePositives is a function to exclude from a data frame metabolites considered false positives.