SAS Macros for Microarray analysis

 

These are SAS macros written in the McIntyre Lab.

 

Name:  find_off

Description:  Uses negative controls to determine spot detection threshold.

Intended Platform:  Agilent (2 dye arrays)

Data Format:  Stacked

Author:  Lisa Bono

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Name:  expression_means

Description:  Calculates the means of the signal intensities for the treatments.

Intended Platform:  Agilent (2 dye arrays)

Data Format:  Stacked

Author:  Lisa Bono

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Name:  fdr

Description:  Labels p-values which have met specific FDR thresholds.

Intended Platform:  Agilent (2 dye arrays)

Data Format:  Stacked

Author:  Lisa Bono

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Name:  normalize

Description:  Normalizes and/or transforms signal intensities.

Intended Platform:  Agilent (2 dye arrays)

Data Format:  Stacked

Author:  Lisa Bono

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Name:  perm_pvalue_multi_probes

Description:  Calculates the p-values from data from real and permuted ANOVA results of multiple probes.

Intended Platform:  Agilent (2 dye arrays)

Data Format:  Stacked

Author:  Lisa Bono

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Name:  QC_slide_macro

Description:  Calculates basic statistics and creates a density plot for the negative controls and genes of both dyes.

Intended Platform:  Agilent (2 dye arrays)

Data Format:  Side by side

Author:  Lisa Bono

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Name:  percent_off

Description:  Calculates the percent of the time a gene or feature is off based on the Affy P,M,A designation.
Intended Platform:  Affymetrix (single dye arrays)

Data Format:  side by side

Author:  Laura A. Higgins, Ph.D.

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Name:   quartile_maker

Description:  Calculates the quartile that a signal is ranked in for a gene or feature.

Intended Platform:  Affymetrix (single dye arrays)

Data Format:  side by side

Author:  Laura A. Higgins, Ph.D.

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Name:   kappa_table

Description:  Creates a table of simple and weighted Kappa statistics based on the percent_off and quartile of a P,M,A or signal values between a pair of chips.

Intended Platform:  Affymetrix (single dye arrays)

Data Format:  side by side

Author:  Laura A. Higgins, Ph.D.

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Name:   stacker

Description:  Takes side by side format data of 2 chips and stacks them on top of one another, producing a “Stacked” data format.

Intended Platform:  Affymetrix (single dye arrays)

Data Format:  side by side

Author:  Laura A. Higgins, Ph.D.

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Definitions for specific terms referred to in the macro files can be found here.