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Topics   (List as Individual Messages) Messages Latest Post

Hello, I am still using qbase (hoping to upgrade one of these days) I didn't think I could use the free version of biogazelle since I have 14 runs I wish to...
2 Apr 23, 2009
11:07 am

hellemans_jan
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Dear qBase user qBasePlus is the professional successor of the qBase software that accompanied the real-time PCR quantification framework described in ...
1 Feb 25, 2008
10:10 pm

Jo Vandesompele
jvdesomp
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Hi, We did a analysis on qBASE and we found a problem in set up the proper biological replication. We have four biological replicates for each condition: ...
2 Feb 18, 2008
8:26 am

hellemans_jan
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Hello, I am trying to find a way to compare the relative expression values of multiple genes. I gather from the qBase manual that it can be possible to view...
2 Feb 13, 2008
9:33 pm

jvdesomp@...
jvdesomp
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I have 2 questions regarding elimination of samples: 1. We included 9 endogenous control genes in our qPCR setup (TaqMan low density arrays, 32 genes run i...
1 Feb 7, 2008
1:21 pm

charken46
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Hi Is it possible to use Excel 2007 with qBase. I have problems using the analyzer. Torstein...
2 Feb 7, 2008
7:58 am

hellemans_jan
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I'm using qbase with Excel xp (2002) on a windows machine. I've initialized my data and performed raw data quality control. When I calculate relative...
1 Jan 18, 2008
9:42 pm

vandyyanke
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Dear all, We start a experiment and we planning to analyse it in qBASE. So, we starting reading the qBASE tutorial, 1 Initial experiment. But, we are with some...
2 Jan 17, 2008
9:45 pm

jvdesomp@...
jvdesomp
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Does everyone use qbase with a mastercycler eppendorf?...
1 Jan 11, 2008
12:16 pm

zahnsandy
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Hi, I have 2 questions for problems with qbase ! 1. Is qbase compatible with windows vista ? I have installed qbase on my laptop with windows vista but when I...
1 Dec 23, 2007
3:36 pm

violaine.havelange
violaine.hav...
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Hi, I have an experimental setup where I had to make three cDNA plates to fit all my samples in (duplicate), all have a 5-point dilution curve (triplicate) of...
2 Dec 5, 2007
9:02 am

jvdesomp@...
jvdesomp
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Hello, Firstly, thank you for the opportunity to use qBase. I have just started using it and I am having a problem when I get to the data analysis step. When I...
1 Dec 4, 2007
7:30 am

vinkomi
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Hi, I have 2 questions: 1. I have samples with different quality I want to compare. I used 2 ref genes that are normally very stable in this tissue (we tested...
3 Dec 13, 2007
1:17 pm

Adrian Marius Peres B...
aperesbota
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Hello, I am concerned with difference among NFs for our experimental setup of two groups of tissue pools. The NFs are near 0.3 in one group, and 2.5 in the...
2 Nov 16, 2007
2:02 pm

hellemans_jan
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hi everyone, i m not jst a new user of qbase, and also new in the lab. i did my quantification pcr on the bio-rad icycler and annlysed the data by the qBase....
1 Nov 9, 2007
7:03 am

keavin521
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I was wondering if there are any users that are converting there data to either log base 2 or log base 10 and how they are handling to conversions of the error...
1 Nov 5, 2007
7:48 pm

MonkeyBoy
monkeyboymateo
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Hi, I have started using QBase after the presentations I saw last week and the conference in Rhode Island. I use the 7900HT platform with either 384 well...
4 Nov 1, 2007
12:31 pm

hellemans_jan
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Hi, I have one more question about the inter run calibration performed by qbase. If I decied to only include IRC's for one or two control genes in my analysis...
2 Nov 1, 2007
12:01 pm

hellemans_jan
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Hi I just downloaded qBase earlier this week, but I am having trouble getting the program started. The Excel program freezes everytime I try to analyze an...
3 Oct 23, 2007
1:40 pm

mlaia
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Hi, I have been running real time reactions on ABI-7300. For one particular sample I had 2 replicates and ran both the replicates in duplicates. But both the...
2 Oct 16, 2007
6:21 am

Damon Tumes
damon.tumes
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Hi I was wondering if it would be possible to do biological replicates for each gene instead of doing 2 or 3 replicates of each sample. i.e. give each...
2 Sep 29, 2007
9:08 pm

jvdesomp@...
jvdesomp
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Hi Jo, Hi Jans, I'm trying to analyze some data in qBase but I'm experimenting a problem (runtime error 1004) when I add more than 1 reference gene for ...
1 Sep 27, 2007
9:31 am

grelierg
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Hi, I'm really stuck with the IRC selections in qBase, hope you can help me. I have a large number of samples and genes spread across 7 runs. Aside from the...
1 Sep 23, 2007
8:03 pm

­§­§
hjoyce_tc
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Hi there, I'm using LinReg for calculation of amplification efficiency by averaging across all samples for each gene. Is there a way to calculate the error...
2 Sep 21, 2007
12:37 am

jvdesomp@...
jvdesomp
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We are using samples from human blood which are stimulated with anti CD3CD28. When I tested several of these samples (using the similar startconcentrations), I...
2 Sep 19, 2007
12:24 pm

jvdesomp@...
jvdesomp
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Hi I have ranked my genes with geNORM but when I analyse with qBASE the same set of data the M values and the evaluation of the reference genes is totally...
3 Sep 18, 2007
5:24 pm

ferdinando_pucci
ferdinando_p...
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I have done a real-time-pcr experiment with 2 house keeping genes and two targetgenes of interest. I analysed the data with qBASE. The reference gene quality...
2 Sep 13, 2007
10:27 am

jvdesomp@...
jvdesomp
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Hi, In my study i have run 2 housekeeping genes and 2 genes of interest. Each gene was run on a 384 plate of cDNA samples. My problem is that several samples...
1 Sep 6, 2007
1:55 pm

robyn.carson
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I am using Cepheid and converting run files to qBase file format as described in manual. However, I have a housekeeping gene tested in each sample. Where...
2 Aug 29, 2007
8:53 am

jvdesomp
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I am running into a problem with the run editor view where it is either empty (shows the grid, but no gene/sample names) or shows only the upper left quadrant...
1 Aug 27, 2007
9:28 am

luke.solomon
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