Expression cloning by using cDNA,do I need to modify the cDNA first?

I am going to have a expression cloning of mammalian gene by using shuttle plasmid to transforming the E.coli However I don't know I should only inserting the Coding sequence ,or I can...

28 February 2021 5,440 3 View

How does climate change affect birds (shorebirds)?

I m recently investigating the impact of climate change on shorebird population trends, I would like to know what is the impact of fluctuations in variables such as sea surface temperature, global...

10 November 2020 9,293 15 View

Can I use the EPIC-Oxford FFQ for free?

Designing my PhD project and need to use an FFQ, but we don't have any funding for this part of the project.

09 November 2020 4,541 1 View

Is there a survey tool (similar to REDCap) through which we can send an anonymous survey and restrict respondents to one survey each?

I am working on a research survey where I need to send it out to a group of users and track in (anonymous) responses. I need to restrict users to completing the survey only once. I do not think...

06 August 2020 918 2 View

Western Blot Transfer Band Smearing?

Anyone have any insight? It's becoming a recurring issue. I make fresh transfer buffer each time.

29 July 2020 9,331 9 View

How many users can i put in the same vsat broadband plan?

sorry if i wasn't able to explain very well for example, i am in a country that doesn't have satellite internet service, and would like to be the first provider for this service. lets say i have a...

05 July 2020 4,637 1 View

Failed gateway cloning?

Hi everyone, I am having a few doubts about gateway cloning. We are using gateway cloning for protein expression using pDEST15 as our destination vector. I attached a picture of the pDEST15...

10 March 2020 7,472 2 View

Inrush control when Transformers are Energized at Solar Renewable is best achieved how?

Increasing use of solar renewable resources or farms on weak remote locations are causing significant power quality and voltage notch issues with connecting utilities. High penetration of these...

17 August 2019 7,097 2 View

Glass microballoons from sodium silicate solution?

I once produced microballoons from sodium silicate solution (water glass). does anyone have experience in manufacturing these, are articles you could point me in the direction of? thanks

01 July 2019 8,764 1 View

Are there any Excel lookup functions that return more than one value?

Hi, I'm looking to incorporate a formula into a database I'm building in Excel that returns the identification of a chemical based on it's linear retention index (LRI). Some of these chemicals...

26 April 2018 1,779 2 View

Dear all, I was wondering if anyone knows whether MGLtools and Autodock can run on Mac OS?

I have tried to download the 64-bit version of MGLtools however, as many times as I have downloaded and uninstall the programs, an error arises that the app needs to be updated. Thank you.

03 March 2021 5,997 2 View

I got 02 moderator values defining Johnson-Neyman significance regions. Is it an error?

Hi everyone, I am conducting research for my Master's thesis. I am using PROCESS by Johnson-Neyman to analyze my Moderator model. I test the relationship between Public Service Motivation and...

03 March 2021 2,350 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

Do I need to strip the PVDF membrane before staining it with colloidal gold?

Dear Colleagues, After running Western blot on PVDF membrane and detection using ECL, I would like to stain my PVDF with colloidal gold to be able to allign the ECL image with total proteins on...

02 March 2021 7,829 3 View

PACYC PCR not working after several attempts. Would anyone have any suggestions?

So, I have been trying to run a pACYC PCR which will be used later on for a Gibson Assembly. However the PCR is not working. I have already tried gradient PCR and changing extension time; however...

02 March 2021 1,146 2 View

What SPSS analysis should I run with one IV (with two levels) and two DVs?

Hi, I am trying to figure out which test would be most appropriate to run for the following question: Is there a difference in task blood pressure between smokers and non-smokers? There are two...

01 March 2021 8,235 2 View

OpenBCI eeg--has anyone used them?

I'm looking to try out an off-the-shelf EEG set for some exploratory work. Curious if anyone has used the OpenBCI, and how much set-up work is required. I've heard they are more difficult to get...

01 March 2021 4,128 3 View

Is there any expert in Smart PLS who can help me?

Dear colleagues, I have a manuscript that needs an expert in smart PLS to run the analysis, Is there anyone expert and ready to help me, please?

01 March 2021 8,212 3 View

Why initial concentration of Pb not the same as calculated one when testing using AAS?

I am currently doing research on the adsorption of heavy metal using magnetic reduce graphene oxide. I use AAS to determine the concentration of the heavy metal. I prepare the Pb solution with...

26 February 2021 9,580 4 View

How to run Cross-lagged panel Design on AMOS?

25 February 2021 3,126 1 View