neg {metapone}R Documentation

Example negative mode data from the Dorm Room Inhalation to Vehicle Emission (DRIVE) study

Description

Data matrix from negative mode results. It is the test results from the data generated using C18 hydrophobic reversed-phase chromatography with negative ESI.

Usage

data("neg")

Format

A data frame with 3337 observations on the following 4 variables.

m.z

a numeric vector. The mass-to-charge ratio of the features.

retention.time

a numeric vector. The retention time of the features.

p.value

a numeric vector. The p-values of the features.

statistic

a numeric vector. The test statistics of the features.

References

Liang D, Moutinho JL, Golan R, Yu T, Ladva CN, Niedzwiecki M, Walker DI, Sarnat SE, Chang HH, Greenwald R, Jones DP, Russell AG, Sarnat JA (2018) Use of high-resolution metabolomics for the identification of metabolic T signals associated with traffic-related air pollution. Environment International. 120:145-154.

Examples

data(neg)

[Package metapone version 0.99.11 Index]