Cloning and expression vector for Bacillus subtilis....

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Genolist_Subtilist: why it is not accessible?

The web site http://genolist.pasteur.fr/SubtiList/ is one of the important servers for my studies. It was accessible for general usage. But I haven't been able to access to this server for a...

11 December 2013 5,914 3 View

Chip_dna enrichment

Could you explain experimentally what (or how) I should do exactly in the "DNA enrichment" step during Cromatin Immunoprecipitation (ChIP) method. In my experiments, I (think) obtained the DNA...

09 October 2011 2,431 2 View

DNA polyA tail Enzyme for T/A cloning

Hi, Do you have any suggestion about PolyA ADDING ENZYMEs to add polyA to the DNA fragments which obtained at the end of ChIP experiments. I need specific enzyme brand or product number to...

08 September 2011 830 4 View

Dissolving of Phenol...

Hi, I would like anyone to clear using of Phenol. I am about prepare Phenol:Chloroform:isoamylalcohol (25:24:1). But the Phenol I have is crystillazed form and I must dissolve it. As I...

07 August 2011 6,727 12 View

USING FORMALDEHYDE

I am about beginnig to chromotinimmunoprecipitation (ChIP) experiments and it is indicated that to fixation I must use FORMALDEHYDE. I want to your help espacially who is applying the ChIP or...

05 June 2011 5,563 6 View

ChIP Control for Bacteria

Hi, I am studying some different KIT/protocol for ChIP technics. They suggest to use or include positive or negative control for human, mouse or rat. But I research on bacteria and I need...

05 June 2011 1,705 2 View

If we are using snowball sampling technique, how do we justify the true representativeness of the sample statistically? is there any statistical test?

Are there any statistical methods to justify your sampling technique using SPSS or AMOS?

05 August 2024 9,153 4 View

What are possible strategies can be used to analyze data under sequential explanatory mixed method approach?

Better ways to analyze the qualitative and quantitative data in a sequential explanatory mixed method approaches

04 August 2024 2,703 6 View

Why 3 replicates for most biological assays? Is it enough to examine the data fits normal distribution?

Just bounced on me. Before statistically analysing significant difference, shouldn't we see if data fits normal distribution first? Is 3 replicates enough to testify the hypothesis of normal...

31 July 2024 8,141 13 View

Request for Advice: Starch Metabolism Research Project?

I am currently considering a research project focusing on a comparative analysis of starch metabolism in orchids and roses. I am particularly interested in identifying the types and quantities of...

30 July 2024 4,267 2 View

Can the limit of quantification (LOQ) of an analytical method fall outside its linear dynamic range, or must it always be within it?

Can an analytical method's limit of quantification (LOQ) be outside its linear dynamic range, or is it always required to be within it? Please provide a thorough explanation supported by verified...

29 July 2024 7,198 9 View

Pragmatic inquiry research design?

Employing a pragmatic inquiry research design, looking for published research using this method, employing qualitative research data collection methods of semi-structured interview and focus...

28 July 2024 540 2 View

Can i apply a public questionnaire but analyse it with a different data analysis method?

First, thanks for taking the time to read my puzzle 🥹! I am currently working on the methodology part of my dissertation, and I have chosen a questionnaire as the instrument for my quantitative...

27 July 2024 3,457 3 View

How to determine method detection limit in an analytical method?

I know the difference between instrumental LOD and method LOD but my query is - in case of any sample whose concentration is zero or not detected by the instrumental LOD, is it possible to get...

24 July 2024 6,592 5 View

Do we put respondents data in research methods or findings section of a qualitative study?

Are both ways acceptable, or is there any convention to them? Thanks.

22 July 2024 6,988 4 View

Restaurant research, methods of quantitative and qualitative statistics?

Greetings! I am looking for materials on quantitative and qualitative research. What are the methods of collecting information and the principles of their implementation? I would like to make an...

20 July 2024 2,033 7 View