/Marine_oligosaccharide_data_analysis

Code and data objects used to analyse LC-HRMS and FT-ICR-MS data described in marine oligosaccharide paper

Primary LanguageR

Marine_oligosaccharide_data_analysis

Code used to analyse LC-HRMS data described in marine oligosaccharide paper can be found in the script 'LC-HRMS_data_analysis.R'

The paper: insert link and citation

LC-HRMS data (mzML) format is available on the MassIVE data base: insert DOI.

Data objects:

  • my_own_model_10000-lowlr_016.h5 = NeatMS denoising model trained for the study
  • R data objects from pre-processing (sequential)
    • data.peaks.RData = R data object with picked peaks (output of findChromPeaks)
    • data.peaks.ref.RData = R data object with refined peaks (output of refineChromPeaks)
    • data.peaks.ref.gsub.RData = R data object with initial peak grouping for subset based retention time alignment
    • data.peaks.ref.gsub.rt.RData = R data object with aligned peaks (output of adjustRtime)
    • data.peaks.ref.gsub.rt.grp.RData = R data object with grouped peaks (output of groupChromPeaks)
    • data.peaks.ref.gsub.rt.grp.fill.RData = R data object with filled peaks (output of fillChromPeaks)
  • tables
    • aligned_feature_table_deiso.csv = feature table in NeatMS input format after deisotoping - used as input for NeatMS denoising
    • neatms_export_with_extra_properties.csv = OUTPUT of NeatMS denoising
    • peaks_manually_checked.csv = list of retained peaks after manual review stage