NACK 1.2 – Name Averaging

NACK 1.2

:: DESCRIPTION

NACK averages data values for a PCL file, but only if the Name (second) column is identical. Intended for averaging data values when multiple spots are present on a single array for a given gene.

::DEVELOPER

Falkow Lab

:: SCREENSHOTS

:: REQUIREMENTS

  • Windows / Mac Os / Linux
  • Perl
  • TK

:: DOWNLOAD

NACK for WinSource Code

:: MORE INFORMATION

The software is copyrighted under the terms of the GNU General Public License. You can view this license at http://www.gnu.org/licenses/gpl.txt.

LACK 4.3 – Lexical Analysis

LACK 4.3

:: DESCRIPTION

LACK addresses whether or not a theme is actually overrepresented in your significant genes list. The program takes a list of significant genes and a list of user-specified search terms, and counts the number of genes which contain one of the search terms. Then, the program takes a random set of genes of the same size as the significant set from a genome annotation file and counts the hits. This process is repeated a user-specified number of times so that statistics regarding the randomness of the frequencies can be calculated. Statistics and histogram data is output to a text file.

::DEVELOPER

Falkow Lab

:: SCREENSHOTS

:: REQUIREMENTS

  • Windows / Mac Os / Linux
  • Perl
  • TK

:: DOWNLOAD

LACK for WinSource Code ; Manual ; Sample files (zipped)

:: MORE INFORMATION

The software is copyrighted under the terms of the GNU General Public License. You can view this license at http://www.gnu.org/licenses/gpl.txt.

If you use LACK, please cite:
Kim CC, Falkow S.
Significance analysis of lexical bias in microarray data.
BMC Bioinformatics. 2003 Apr 3;4(1):12.

HIMACK 1.4 – Histogram Maker

HIMACK 1.4

:: DESCRIPTION

HIMACK takes an input PCL or CDT file and generates a graphical histogram file in JPEG format. Allows rapid stimultaneous viewing of histograms for multiple datasets for quality assessment. Primarily intended for DNA and RNA hybridizations.

::DEVELOPER

Falkow Lab

:: SCREENSHOTS

:: REQUIREMENTS

  • Windows / Mac Os / Linux
  • Perl
  • TK

:: DOWNLOAD

HIMACK for WinSource Code

:: MORE INFORMATION

The software is copyrighted under the terms of the GNU General Public License. You can view this license at http://www.gnu.org/licenses/gpl.txt.

GODACK 1.0 – Good Data

GODACK 1.0

:: DESCRIPTION

GODACK is a simple filtering tool which demands that a certain percentage of datapoints be present in a PCL file. Spots which fail to contain the user-specified percentage of good data points are removed from the dataset.

::DEVELOPER

Falkow Lab

:: SCREENSHOTS

:: REQUIREMENTS

  • Windows / Mac Os / Linux
  • Perl
  • TK

:: DOWNLOAD

GODACK for WinSource Code

:: MORE INFORMATION

The software is copyrighted under the terms of the GNU General Public License. You can view this license at http://www.gnu.org/licenses/gpl.txt.

GACK 3.631 – Genomotyping Analysis

GACK 3.631

:: DESCRIPTION

GACK dynamically chooses cutoffs for grouping into present/divergent genes based on the shape of the distribution.

GACK is written in perl.More resistant to variation in hybridization data than CCACK.

::DEVELOPER

Falkow Lab

:: SCREENSHOTS

:: REQUIREMENTS

  • Windows / Mac Os / Linux
  • Perl
  • TK

:: DOWNLOAD

GACK for WinSource Code ; Manual

:: MORE INFORMATION

The software is copyrighted under the terms of the GNU General Public License. You can view this license at http://www.gnu.org/licenses/gpl.txt.

If you use GACK, please cite:
Kim CC, Joyce EA, Chan K, Falkow S.
Improved analytical methods for microarray-based genome-composition analysis.
Genome Biol. 2002 Oct 29;3(11):RESEARCH0065.

FRICK 1.1 – Filter/Retrieve IDs

FRICK 1.1

:: DESCRIPTION

FRICK loads a list of IDs, and filter or retrieve the associated data from a .pcl or .cdt file. FRICK is written in perl.

::DEVELOPER

Falkow Lab

:: SCREENSHOTS

:: REQUIREMENTS

  • Windows / Mac Os / Linux
  • Perl
  • TK

:: DOWNLOAD

FRICK for WinSource Code

:: MORE INFORMATION

The software is copyrighted under the terms of the GNU General Public License. You can view this license at http://www.gnu.org/licenses/gpl.txt.

FLICK 1.1 – PCL File Linker

FLICK 1.1

:: DESCRIPTION

FLICK takes multiple PCL files and creates a single aggregate PCL file.FLICK is written in perl.

Intended for joining datasets which have been created on separate occassions, and which may have different ID values (normally requiring the creation of a database to join the data fields).

::DEVELOPER

Falkow Lab

:: SCREENSHOTS

:: REQUIREMENTS

  • Windows / Mac Os / Linux
  • Perl
  • TK

:: DOWNLOAD

FLICK for WinSource Code

:: MORE INFORMATION

The software is copyrighted under the terms of the GNU General Public License. You can view this license at http://www.gnu.org/licenses/gpl.txt.

CCACK 1.0 – Constant Cutoff Analysis

CCACK 1.0

:: DESCRIPTION

CCACK takes an input PCL or CDT (pre- or post-clustering) file and converts all values to a binary scale. CCACK is written in perl. The cutoff is user-defined. Primarily intended for genomotyping analysis. Also see GACK below.

::DEVELOPER

Falkow Lab

:: SCREENSHOTS

:: REQUIREMENTS

  • Windows / Mac Os / Linux
  • Perl
  • TK

:: DOWNLOAD

CCACK for Win ; Source Code

:: MORE INFORMATION

The software is copyrighted under the terms of the GNU General Public License. You can view this license at http://www.gnu.org/licenses/gpl.txt.

AACK 1.0 – Add Annotation

AACK 1.0

:: DESCRIPTION

AACK adds annotation from a file to a PCL (pre-clustering) data file. AACK is written in perl.

The annotation file requires an ID and Name column. The ID’s are read from the first column of the PCL file, and the annotations are added to the second column. Does not affect the data. Intended for situations in which a different annotation is desired, such as when an annotation is published for a microarray constructed pre-annotation.

::DEVELOPER

Falkow Lab

:: SCREENSHOTS

:: REQUIREMENTS

  • Windows / Mac Os / Linux
  • Perl
  • TK

:: DOWNLOAD

AACK for Win ;  Source Code

:: MORE INFORMATION

The software is copyrighted under the terms of the GNU General Public License. You can view this license at http://www.gnu.org/licenses/gpl.txt.

NIA Array Analysis Tool 2.0 – Statistical Significance Analysis of Microarray Data

NIA Array Analysis Tool 2.0

:: DESCRIPTION

NIA Array Analysis Tool is designed to test statistical significance of gene microarray data, visualize the results, and provide links to clone information and gene index.

  • Evaluate the statistical significance of differential gene expression based on microarray data
  • Make log-ratio plots and scatter-plots
  • Find clusters of tissues with similar expression patterns and identify specific genes for each cluster
  • Find major patterns of variability in gene expression using Principal Component Analysis (PCA) and biplot
  • Cluster genes according to their contribution to principal components
  • Find genes whose expression matches a given pattern (pattern matching)
  • Plot the dendrogram for replications to check abnormal arrays
  • Plot the error function (SD vs. expression level)
  • Make a correlation matrix
  • Normalize input data
  • Import principal components from an earlier analysis to overlay 2 sets of results
  • Save results of analysis for personal or public access

Arrayjoin Tool is designed for compiling an input file from multiple scanner files.

ANOVA Tool – Statistical analysis is based on the single-factor ANalysis Of VAriance

Hierarchical clustering of tissues is done using the average distance method.

Principal component analysis (PCA) is done using the Singular Value Decomposition (SVD) method that generates eigenvectors both for rows and columns of the log-transformed data matrix (Gabriel 1971.

Pattern matching can be used to find genes with expression pattern similar to some other gene (or group of genes).

Gene list analysis – Getting information on selected genes is one of most important components of microarray analysis.

::DEVELOPER

Laboratory of Genetics, National Institute on Aging,  NIH

:: SCREENSHOTS

:: REQUIREMENTS

:: DOWNLOAD

NIA Array Analysis Tool

:: MORE INFORMATION

Reference:
Sharov, A.A., Dudekula, D.B., Ko, M.S.H. 2005. A web-based tool for principal component and significance analysis of microarray data. Bioinformatics, 21(10): 2548-9. Epub 2005 Feb 25. PMID: 15734774

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