Bio-Rad IQ5 Calibration

I would like to do PCR array on IQ5 instrument. This machine has previously done calibration files. Do I need to do calibration again?

07 August 2017 5,564 1 View

Protein Pellet Resuspension with how much DTT?

I have extracted my protein using isopropanol from Tri-reagent LS extracted cell culture. I found the pellet is difficult to dissolve in 1% SDS. I have read through some articles saying that...

31 December 2016 2,722 3 View

How can I analyse gene expression time course study by qPCR?

I am doing time course study for gene expression in cell culture. I am doing 0, 1, 2, 4, 8, 16, 24 hours. Each time point I have treated and untreated (control). I should normalised my individual...

11 December 2015 4,659 7 View

Do gene expression real time RT-PCR study have a big biological replicate differences?

I am doing real time RT-PCR of human cell line. May I know if the gene expression in different biological replicates will be different or almost the same?

10 November 2015 9,494 3 View

How do I perform a SPSS one way ANOVA test with post hoc test significant value?

I am doing on cell culture and I have done 3 biological replicates (n=3) to get my data. I treated my cells with cytokines with five different doses and is compared to control (untreated). I get...

04 May 2015 6,271 9 View

How can I combine 3 biological replicates qPCR result (in 3 diferent plates) using CFX manager Gene Study?

I have done my 3 plates for 3 biological replicates for my control and the samples. May I know how to combine all these 3 results into one? I know this can be done through CFX manager Gene Study...

04 May 2015 6,651 2 View

How can I narrow broad melt peak in qRT-PCR?

I am doing 1 step qRT-PCR using quantifast SYBR RT-PCR and using the recommended protocol by Qiagen. I get pretty narrow peak for positive control (HepG2) but not really for THP-1 induced...

01 February 2015 4,493 2 View

Any advice on Primer Design?

I have designed a set of primers with the amplicon length of 137bp, I have done my qRT-PCR but it is not specific . I have done the sequencing but the result is only showing the 23bp which is the...

11 December 2014 6,093 10 View

Can I optimize dose and time in different cell lines?

I am doing dose and time response in animal cell culture. Do I have to optimize the dose and time in one particular cell line first, then use the optimized dose for another 2 cell lines? Or, do I...

10 November 2014 5,532 2 View

Will the secondary structure of PCR products affect the mobility in agarose gel electrophoresis?

08 September 2014 9,528 7 View

How to compare two groups with only two measurements?

Hiiiii everyone! I have an enquiry on statistical analysis. I was looking for many forum and it's still cannot solve my problem. I want to compare means of two groups of data but only with two...

03 March 2021 8,796 3 View

Enhanced Yellow Fluorescent Protein (Aequorea victoria) DNA sequence?

I am on the lookout for the Enhanced Yellow Fluorescent Protein (Aequorea victoria) DNA sequence. Does anyone know where I can find it? Thank you in advance

03 March 2021 3,568 1 View

What kind of fluid could I use for a pitfall trap that also does not invalidate molecular testing?

Hi, I want to start testing pitfall trap to obtain ants samples, but I need to conduct molecular analysis on those insects. So, what kind of fluid can I use? Ethanol expires too early and I need...

03 March 2021 5,978 5 View

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10?

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10? Since, the growth curve from day 2 to 10 won't be like the "Logistic curve" it might not follow logistic...

03 March 2021 1,401 3 View

Do we need to write protocol for a second study of a systematic review that has been registered and published?

I have conducted and published a systematic review and meta-analysis research with the topic related to public health and health pomotion (protocol was registed in PROSPERO). Now we want to...

03 March 2021 8,920 3 View

How to increase a model accuracy ?

dear community, my model is based feature extraction from non stationary signals using discrete Wavelet Transform and then using statistical features then machine learning classifiers in order to...

03 March 2021 6,994 5 View

What solvent can I used for Paal Knorr reaction between 6-amino hexanoic acid and 2.5 hexanedione?

I am try to make the Paal Knorr reaction between 2.5 hexnedione and 6-amino hexanoic acid, my problem is type of solvent to use, because 6-hexaminohexanoic acid is soluble in water but I am not...

02 March 2021 4,443 2 View

Do I need to do linear regression before running mediation analysis using PROCESS MACRO by Hayes ?

I just wanted to check if I need to run a linear regression separately if I am using PROCESS MACRO to run mediation analysis. Thank you.

02 March 2021 4,359 3 View

Sample dilution for quantitative analysis using ELISA?

If the detection range is in ng/ml but the reference range is in ug/ml for a molecule or protein in serum or plasma .how to dilute and what is the initial volume to be taken for quantitative analysis

02 March 2021 7,670 3 View

Is There Any Feasible Method To Test Fluorescent Compounds Other Than Fluorescence Spectrometers ??

Is There Any Feasible Method To Test The Efficiency Of Fluorescent Compounds Other Than UV Spectrometers ? Suggestions Would Be Appreciated !

02 March 2021 5,785 3 View