alpha: Microarray time series experiment for yeast cell cycle from...

In ptest: Periodicity Tests in Short Time Series

Description

6,178 yeast genes expression measures (log-ratios) with series length 18 from the alpha factor experiment.

Usage

data(alpha)

Format

Matrix with 6178 rows and 18 columns. Some missing data. Rows and columns are labelled. - attr(*, "dimnames")=List of 2 ..$ : chr [1:6178] "YAL001C" "YAL002W" "YAL003W" "YAL004W" ... ..$ : chr [1:18] "alpha0" "alpha7" "alpha14" "alpha21" ...

Source

The data is extracted from the ExpressionSet of the R package yeastCC.

References

Spellman, P. T., Sherlock, G., Zhang, M. Q., Iyer, V. R., Anders, K., Eisen, M. B., ... & Futcher, B. (1998). Comprehensive identification of cell cycle-regulated genes of the yeast Saccharomyces cerevisiae by microarray hybridization. Molecular biology of the cell, 9(12), 3273-3297.

Dudoit S (2016). yeastCC: Spellman et al. (1998) and Pramila/Breeden (2006) yeast cell cycle microarray data. R package version 1.12.0.

Examples

data(alpha)
qqnorm(colMeans(alpha, na.rm=TRUE))
qqnorm(rowMeans(alpha, na.rm=TRUE))

ptest documentation built on May 2, 2019, 5:58 a.m.