Chlorinated organic formation in odor control scrubbers using hypochlorite?

I'm involved in a study of odor control technologies for municipal wastewater treatment plant. One of the control options involves a chemical 2-stage (acid/alkaline) packed bed scrubber. The...

03 March 2021 3,661 2 View

No title

02 January 2021 7,172 4 View

How to run a correlation matrix for mixed variable types to determine regression covariates?

I have a large and broad dataset with many possible covariates that are both categorical and continuous. I planned to run a correlation matrix with the DV and all possible IVs to determine the...

23 November 2020 2,593 4 View

Is there a way to write a regression table from R with coeffecients, se, p, odds ratio, and CIs?

I have rather robust data and would like to write my regression outputs to a "journal ready" format from R. At the moment, I have gotten the outreg package to work in getting the coefficients,...

17 November 2020 973 3 View

How do we use adjusted prevalence rate (aPR) in a meta-analysis?

Hi, I am doing a meta-analysis using Review manager determining association between increase in pollutant concentration and the risk of a particular disease. Majority of outcomes are reported as...

20 October 2020 10,012 3 View

Can you run a hierarchical regression on a linear mixed model?

I am trying to determine which would be the best model type to run on my data. After reading through this chapter's introduction, it seems I would be best suited to run a hierarchical regression...

18 October 2020 3,853 3 View

What do you think are the factors affecting the Online Collaborative Approach of the teachers in today's situation?

This is research-related question.

05 October 2020 4,606 4 View

How can I run a Gaussian 09 calculation with a non-default functional (BP86)?

What keywords should I use to run a Gaussian calculation with a functional other than the default ones? Specifically, I would like to run the calculation using the BP86 functional, rather than...

23 July 2020 3,892 5 View

How do I make LDPE film from LDPE powder (or pellets)?

I am studying microbial biodegradation of polyethylene and I want to make some pure PE films so there is not risk of other carbon sources from plasticizers. I have LDPE powder already and would...

02 February 2020 201 3 View

Ethically, what are your views on publicly revealing reviewer status after publication of the journal article?

I generally was taught that reviewers should keep their reviews confidential forever. I was invited to review an article that was recently published. It was then picked up by a major news source...

19 December 2019 9,463 5 View

Chlorinated organic formation in odor control scrubbers using hypochlorite?

I'm involved in a study of odor control technologies for municipal wastewater treatment plant. One of the control options involves a chemical 2-stage (acid/alkaline) packed bed scrubber. The...

03 March 2021 3,661 2 View

How do I increase the yield of my PCR product?

Hello, We would like to increase the yield of our PCR product. We are running a series of PCR reactions that is targeting ~1.1kb sequence. We begin each reaction with ~400pg of template DNA...

02 March 2021 4,029 3 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

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

Ester cleavage conditions?

Hi all, I need to cleave the ester in Ethyl 2-amino-1H-imidazole-5-carboxylate to make the carboxylic acid and retrieve the product from solution to use in downstream applications of linking to...

01 March 2021 8,766 3 View

How to address this issue in the analysis of Real-Time PCR results?

To dear Researchers, I was analyzing a series of concentration for estimation of Real-Time PCR efficiency. The concentration was 1:10. I used MS-excel to evaluate Slope. The result of slope was -8...

01 March 2021 8,683 4 View

How to remove DCU and HOBT from my reaction?

I am doing a acid and a chiral amino alcohol reaction using DCC and HOBT in DCM or THF? Can anyone suggest me how to remove DCU and HOBT from a reaction mixture??

28 February 2021 2,153 1 View

What is the most common number of epitopes in an multi-epitope Vaccine?

hi everyone, I'm interested in the field of vaccine design specifically multi-epitope cancer vaccines , I want to know if there is a minimum and maximum number of epitopes we could use in a...

27 February 2021 3,882 3 View

Runs of nucleotides in Sanger sequencing?

I performed site directed mutagenesis, transformation, and then I sent out plasmids for Sanger sequencing and found out that there is extension of DNA just before the stop codon. I am not sure...

27 February 2021 547 3 View

Can thermal cycler machines be problematic during PCR?

Hi, my question is about the heating of thermal cycler machines and I hope some of you had experienced a similar thing previously. There are two thermal cycler machines in the lab(BioRad) and for...

26 February 2021 4,777 4 View