Showing : AffymetrixChip • reset
5
votes
9
replies
3.1k
views
Merge different datasets regarding a common number of DE genes in R
bioconductor expresiondataset affymetrixchip differential gene expression
9.2 years ago • updated 9.1 years ago svlachavas ▴ 830
2
votes
5
replies
3.0k
views
miRNA expression analysis : annotation
miRNA annotation affymetrixchip
9.1 years ago • updated 9.0 years ago aswathym ▴ 10
4
votes
10
replies
1.9k
views
Methods for removing unexpressed probes of Affymetrix Human Genome U219 Array
pd.hg.u219 Microarray oligo AffymetrixChip
23 months ago Yang Shi ▴ 10
3
votes
11
replies
3.5k
views
Filtering on present/absent calls methodology and perfect match only arrays
bioconductor mas5 perfectmatch affymetrixchip filter
updated 9.2 years ago by 65k • written 9.2 years ago by ▴ 830
0
votes
2
replies
759
views
How to extract probe level intensity after rma() normalization
MicroarrayData AffymetrixChip
updated 2.0 years ago by 65k • written 2.0 years ago by • 0
0
votes
4
replies
394
views
Unable to annotate ExpressionSet object from hugene11st chip
oligo limma hugene11stprobeset.db AffymetrixChip
6 weeks ago • updated 5 weeks ago Efra • 0
1
vote
4
replies
681
views
How to annotate mir4.1 arrays?
AffymetrixChip miRNA oligo
12 months ago • updated 9 months ago richardallenfriedmanbrooklyn ▴ 20
2
votes
2
replies
566
views
2-Way Repeated Measures ANOVA - Affymetrix
AffymetrixChip MicroarrayData Anova
18 months ago evan.j.williams ▴ 10
2
votes
2
replies
870
views
How to compute P/A calls at gene-level probeset of Human Gene 1.0 ST Array
pd.hugene.1.0.st.v1 oligo AffymetrixChip
23 months ago Yang Shi ▴ 10
2
votes
2
replies
665
views
Question about transforming log expression values to antilog values in limma
IlluminaChip limma AffymetrixChip Normalization Microarray
13 months ago Abdul ▴ 20
0
votes
1
reply
1.9k
views
Having trouble with new brainarray CDF
Microarray Annotation AnnotationData AffymetrixChip hgu133a2 cdf probe graph AnnotationDbi
updated 13.0 years ago by ★ 7.2k • written 13.0 years ago by ▴ 100
0
votes
4
replies
2.3k
views
HUgene 2.0 analyses heatmap
hugene20 heatmap affymetrixchip
updated 9.0 years ago by ▴ 130 • written 9.0 years ago by ▴ 10
3
votes
2
replies
1.5k
views
Trouble getting probe ID info from mouse4302.db annotation package with a specific RefSeq ID.
annotationdbi mouse4302 affymetrixchip annotationdata R
updated 8.5 years ago by 65k • written 8.5 years ago by • 0
1
vote
2
replies
498
views
Affymetrix analysis Chiptype hgu133plus2hsentrezg.db vs hgu133plus2.db
hgu133plus2hsentrezg.db chiptype chipster hgu133plus2.db AffymetrixChip
11 months ago • updated 10 months ago alexia.brunel • 0
0
votes
1
reply
875
views
Microarray: Build annotation for HT MG430PM affymetrix
AffymetrixChip Microarray affymetrix
updated 3.1 years ago by ★ 3.9k • written 3.1 years ago by • 0
1
vote
1
reply
762
views
Strange error with RMA during Affymetrix data analysis
AffymetrixChip RMA
updated 17 months ago by ★ 6.5k • written 17 months ago by ▴ 10
0
votes
1
reply
485
views
Affymetrix hgu133plus2.db: How to best derive an expression value for genes that map to multiple probe ids
affydata hgu133plus2.db AffymetrixChip
updated 9 months ago by ★ 4.1k • written 9 months ago by ▴ 10
2
votes
2
replies
986
views
Subscript out of bounds while normalising using affy::rma()
Normalization affy AffymetrixChip
3.0 years ago geoffrey ▴ 10
0
votes
4
replies
921
views
getProbeInfo and exprs return two different dimensions
CELfile MicroarrayData AffymetrixChip
2.1 years ago Haoran • 0
2
votes
4
replies
1.1k
views
Robust Multi-array Average could get negative value or not?
pd.hg.u219 oligo AffymetrixChip
23 months ago Yang Shi ▴ 10
2
votes
5
replies
1.1k
views
Equivalence between PSDABG and Logarithmic Intensity Error (PLIER) Estimation
pd.hugene.1.0.st.v1 oligo AffymetrixChip
23 months ago Yang Shi ▴ 10
0
votes
0
replies
1.2k
views
Correst use of GeneOverlap R Package
GeneOverlap DEGgenes affymetrixchip bioconductor
9.1 years ago svlachavas ▴ 830
1
vote
3
replies
1.5k
views
BioNet package network analysis important questions for tutorial
BioNet bioconductor affymetrixchip network analysis
9.1 years ago svlachavas ▴ 830
1
vote
4
replies
3.4k
views
GeneChip Human Transcriptome Array 2.0 analysis in R for identifying possible differential exon splicing events
affymetrixchip GenechipHumanTranscriptomeArray2.0 exon array analysis
9.2 years ago svlachavas ▴ 830
0
votes
0
replies
512
views
Volcano plot
limma AffymetrixChip
12 months ago e.gunaut • 0
0
votes
0
replies
2.2k
views
MAplot: Binning grid too coarse for current (small) bandwidth
affy affymetrix affymetrics affymetrixchip
9.3 years ago neverstop • 0
26 results • Page 1 of 1
Recent ...
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Answer: How to use bootRanges to bootstrap small RNA loci (nullranges package) by Poonam • 0
Hi Michael, I think there is something wrong with the generation of nullranges. I was working with small RNA and methylation overlaps. …
Answer: Once again a "Model matrix not full rank" by swbarnes2 ★ 1.3k
Replicate numbers, like the 1 in control_1 are fine in sample names, but never add them to anything else in colData. From the computer's p…
Answer: limma Intercept vs No-intercept models completely changing DMR results? by Gordon Smyth 50k
I'll add a little bit of general advice to James' answer. You seem to have the misunderstanding that you can change the design matrix but …
Answer: package goseq seems to be not available on the latest version of R by Gordon Smyth 50k
It is true that goseq isn't available for Bioc 3.19 (as at 4 May 2024). In the meantime, you could consider using the goana() and kegga() …
Answer: limma Intercept vs No-intercept models completely changing DMR results? by James W. MacDonald 65k
This part: ``` design_intercept <- model.matrix(~Alt+Sex+Age+PC1, data=targets_Sherpa) colnames(design_intercept) <- c("AltSHP_LA","Al…
Votes
Answer: Why does GSEA on edgeR results for randomized samples give highly significant p-
Answer: limma Intercept vs No-intercept models completely changing DMR results?
Answer: CombineArrays for EPIC and EPIC V2
Answer: Too many significant genes when integrating gtex and tcga
Comment: Too many significant genes when integrating gtex and tcga
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