User: LUIS F MENEZES

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Last seen:
10 years, 9 months ago
Joined:
13 years, 9 months ago
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l*******@jhmi.edu

Posts by LUIS F MENEZES

<prev • 6 results • page 1 of 1 • next >
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Comment: C: discrepancy between BeadStudio images and beadarray imageplot
... Thank you for you comments, Mark and Cei. Just another quick question: the number of beads per probe that are detected in the different arrays of the 8-array slide is slightly lower in the the array with the white streaks compared with a "normal" array in the same slide (median:36 vs. 41; min: 9 vs. ...
written 10.8 years ago by LUIS F MENEZES60
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discrepancy between BeadStudio images and beadarray imageplot
... Hello. I have been using beadarray (v. 1.10.0) to analyze some Illumina mouse ref8v2 arrays. When I import the images and expression data using readIllumina() and plot them using imageplot() [either before or after background subtraction], I get an unusual pattern that would suggest some sort of a ...
microarray beadarray written 10.8 years ago by LUIS F MENEZES60 • updated 10.8 years ago by Mark Dunning1.1k
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merging lumibatch objects
... Hello. I have been trying to use the lumi package to analyze illumina array data. However, I have two sets of data that were obtained with different chip versions and that have different number of probeIDs/ rows. Can I combine the two datasets (excluding the nuID's that are not present in both)? Tha ...
lumi written 11.2 years ago by LUIS F MENEZES60 • updated 11.2 years ago by Pan Du1.2k
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Combining multiple GSE datasets
... Hello. I have imported several (35) GSE datasets (many from different platforms, but all from the same species) using GEOquery. I want to combine them into one large dataframe containing the genes that are represented in all the arrays. Is there any package that would do this automatically? If not, ...
geoquery written 11.9 years ago by LUIS F MENEZES60 • updated 11.9 years ago by Christos Hatzis110
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GEOquery
... Hi, I am using version 1.6.0 of GEOquery but GDS2eSet function seems not to be working properly. It tries to use "Table", which does not exist. I replaced it for "table", but it still does not work. I am also not sure if getGEO is retrieving the information in a correct format, because I cannot acce ...
geoquery written 13.4 years ago by LUIS F MENEZES60 • updated 13.4 years ago by Sean Davis21k
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.EXP files
... Hi, I am trying to work with GEO dataset GSE2180, containing time-series experiments including 10 time points for 4 different genotypes. The files include the .CEL and .EXP, these last ones containing the experimental information (genotype and time point). How can I combine the .CEL and .EXP? Thank ...
written 13.8 years ago by LUIS F MENEZES60 • updated 13.8 years ago by Sean Davis21k

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Popular Question 10.8 years ago, created a question with more than 1,000 views. For Combining multiple GSE datasets

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