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
9.1 years ago svlachavas ▴ 830
2
votes
5
replies
3.0k
views
miRNA expression analysis : annotation
miRNA annotation affymetrixchip
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
742
views
How to extract probe level intensity after rma() normalization
MicroarrayData AffymetrixChip
updated 24 months ago by 65k • written 24 months ago by • 0
0
votes
4
replies
369
views
Unable to annotate ExpressionSet object from hugene11st chip
oligo limma hugene11stprobeset.db AffymetrixChip
5 weeks ago • updated 4 weeks ago Efra • 0
1
vote
4
replies
657
views
How to annotate mir4.1 arrays?
AffymetrixChip miRNA oligo
11 months ago • updated 8 months ago richardallenfriedmanbrooklyn ▴ 20
2
votes
2
replies
554
views
2-Way Repeated Measures ANOVA - Affymetrix
AffymetrixChip MicroarrayData Anova
18 months ago evan.j.williams ▴ 10
2
votes
2
replies
857
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
22 months ago Yang Shi ▴ 10
2
votes
2
replies
650
views
Question about transforming log expression values to antilog values in limma
IlluminaChip limma AffymetrixChip Normalization Microarray
12 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 8.9 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 8.4 years ago by 65k • written 8.4 years ago by • 0
1
vote
2
replies
480
views
Affymetrix analysis Chiptype hgu133plus2hsentrezg.db vs hgu133plus2.db
hgu133plus2hsentrezg.db chiptype chipster hgu133plus2.db AffymetrixChip
10 months ago alexia.brunel • 0
0
votes
1
reply
863
views
Microarray: Build annotation for HT MG430PM affymetrix
AffymetrixChip Microarray affymetrix
updated 3.0 years ago by ★ 3.9k • written 3.0 years ago by • 0
1
vote
1
reply
751
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
468
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 ★ 4.0k • written 9 months ago by ▴ 10
2
votes
2
replies
976
views
Subscript out of bounds while normalising using affy::rma()
Normalization affy AffymetrixChip
3.0 years ago geoffrey ▴ 10
0
votes
4
replies
904
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 • updated 22 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
9.1 years ago svlachavas ▴ 830
0
votes
0
replies
504
views
Volcano plot
limma AffymetrixChip
11 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 ...
Replies
Comment: How to retrieve gene ontology GO class from gene list? by bandconductor • 0
Thanks, this is potentially a much faster way than parsing BiomRt. However, it is only returning one GO term right now (biomaRt returns a f…
Comment: Batch/method effect correction on a cohort of patients with RUVseq and DESeq2 by James W. MacDonald 65k
Both `RUVseq` and `sva` are meant to be used to remove technical variability. The problem is the identification of variability that is tech…
Comment: Batch/method effect correction on a cohort of patients with RUVseq and DESeq2 by Alexandre • 0
Hello James, Thank you very much for your answer and taking the time to read my post. I understand your remark, but isn't the approach o…
Comment: PCA plot suggestions by JKim • 0
cross post: https://www.biostars.org/p/9593486/
Answer: Batch/method effect correction on a cohort of patients with RUVseq and DESeq2 by James W. MacDonald 65k
You cannot correct for technical variability due to batch if samples are nested in batch. The technical and biological differences are comp…
Votes
Answer: Batch/method effect correction on a cohort of patients with RUVseq and DESeq2
Answer: Use of negative binomial model for exponential decay rate estimation using DESeq
C: null model and DEXSeqDataSet object in DEXSEQ
A: Are published RNA seq data analyses often wrong in calculating p-values and FDR?
A: How to explain how DESeq2 works to someone with zero bioinformatics background?
Awards • All
Scholar to James W. MacDonald 65k
Supporter to JKim • 0
Popular Question to Gordon Smyth 50k
Popular Question to Chris • 0
Supporter to Jonathan ▴ 10
Locations • All
United Kingdom, 2 minutes ago
United States, 3 minutes ago
Melbourne, Australia, 12 minutes ago
Germany, 15 minutes ago
France, 17 minutes ago
Traffic: 1100 users visited in the last hour
Content Search
Users
Tags
Badges
Help About
FAQ
Access RSS
API
Stats

Use of this site constitutes acceptance of our User Agreement and Privacy Policy.

Powered by the version 2.3.6