2.6 Drying gas flow controller cannot regulate the requested setting after a fixed amount of time?

We keep getting this error on our Agilent 6470 TQ. We were told it could either be our N2 generator or filter traps. We've called the manufacturer of our generator and they believe it's working...

21 January 2021 2,969 1 View

TRAP staining (rat femur) faids away ovenight?

Hi, does anyone know why TRAP staining faids in FFPE rat femur sections? My protocol: After deparaffination and rehydration i put the slides in Acetat Buffer for 20min, then they go to the...

14 December 2020 3,112 4 View

Can anyone help me regarding the doubling time of JAWS II cells?

Anyone with experience in growing JAWS II cells could give me an idea of its doubling time? I intend to use these cells for transfection protocols. Any tips to help with growing and transfecting...

01 December 2020 855 3 View

Which software, other than NVivo, do you use to code and perform thematic analysis of your interviews?

We undergone so much problems with NVivo (activation, compatibility PC vs MAC) and it is so much expensive.

07 July 2020 8,222 10 View

Is valid this complexity theory technique to solve outstanding problems?

04 June 2020 7,203 2 View

Hello Who can help me with this error of hec hms ERROR 41742: Invalid initial loss for subbasin??

This error apears only in subasins with a value superior than 19, 682 in the initial abstraction in the method SCS Number Curve.

18 May 2020 6,985 3 View

Secondary structure causing late amplification in NTC of TaqMan qPCR?

Hello, Excluding contamination and probe degradation, can anyone suggest a cause of late amplification in the NTC of TaqMan qPCR ? I considered the possibility of primer dimers, but since they...

21 March 2020 8,904 3 View

Are they valid these complexity theory techniques to solve outstanding problem?

03 March 2020 1,035 5 View

What can I do to improve my 260/230 values?

I am experiencing low 260/230 values after using Qiagen's DNeasy PowerSoil Pro Kit. I have been getting values anywhere from around 0.11 to 1.10. After speaking with a Qiagen rep, she recommended...

03 March 2020 4,203 7 View

Can 4% PFA in methanol free PBS fix AND permeabilize cells ?

Dears, I used 4% PFA to stain in vitro cultured cells for protein staining (Cristal Violet). No I would like to stain lipid droplets in the cell with oil-red solution. I thought I will NEED...

06 February 2020 2,010 1 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

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

How to calculate average trend in maximum annual NDVI from MODIS?

I am wanting to calculate the average trend in maximum annual NDVI in Iceland from 2010-2020 using MODIS MYD13Q1 V6. How would I do this? I have currently inserted the NDVI bands from the MODIS...

02 March 2021 752 2 View