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metamicrobiomeR (version 1.1)

Analysis of Microbiome Relative Abundance Data using Zero Inflated Beta GAMLSS and Meta-Analysis Across Studies using Random Effects Model

Description

Generalized Additive Model for Location, Scale and Shape (GAMLSS) with zero inflated beta (BEZI) family for analysis of microbiome relative abundance data (with various options for data transformation/normalization to address compositional effects) and random effects meta-analysis models for meta-analysis pooling estimates across microbiome studies are implemented. Random Forest model to predict microbiome age based on relative abundances of shared bacterial genera with the Bangladesh data (Subramanian et al 2014), comparison of multiple diversity indexes using linear/linear mixed effect models and some data display/visualization are also implemented. The reference paper is published by Ho NT, Li F, Wang S, Kuhn L (2019) .

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install.packages('metamicrobiomeR')

Monthly Downloads

210

Version

1.1

License

GPL-2

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Maintainer

Nhan Ho

Last Published

September 3rd, 2019

Functions in metamicrobiomeR (1.1)

meta.taxa

Meta-analysis of taxa/pathway abundance comparison.
meta.niceplot

Nice meta-analysis plots.
taxcomtab.show

Display abundance comparison results.
taxtab6

Taxonomic relative abundance data.
read.multi

Read multiple files
alphadat

Alpha diversity data.
alpha.compare

Compare multiple alpha diversity indexes between groups
taxa.compare

Compare taxa relative abundance
tabsex4

Combined data for meta-analysis.
gtab.3stud

Test datasets for microbiome age prediction.
taxa.filter

Filter relative abundance data
kegg.12

Pathway abundance data.
taxa.mean.plot

Plot mean taxa abundance
asum4

Combined alpha diversity data for meta-analysis.
metatab.show

Display meta-analysis results.
covar.rm

Covariate data.
microbiomeage

Predict microbiome age.
pathway.compare

Compare (kegg) pathway abundance
taxa.meansdn

Summarize abundance by group