How to run a mediation analysis with two different samples?

Hi, I tried to run a mediation analysis in which the DV is made up of test scores after a training in the experimental group VS the control group, and in which the mediator is measured by a...

17 November 2020 7,178 3 View

How can I add a chain identifier to a PDB file generated by Phyre2?

I am trying to use DynaMut2 to study stabilizing/destabilizing effects of mutations in a protein. I generated a 3D structure using Phyre2, and it gave me a PDB file without a chain identifier....

22 September 2020 495 11 View

Survey data collection sample purchase - Qualtrics or Dynata?

I am planning for a survey research project (national representative sample for 15 min survey) and am considering which panel/sampling company to use. I have used Dynata before, they are...

22 September 2020 9,334 4 View

Protocol for using Attune NxT Acoustic Focusing Cytometer to detect Ploidy level in leaf tissue?

Hello, I am looking for a detailed protocol to use the Attune NxT Acoustic Flow cytometer to determine ploidy level in plant samples with PI staining. Details for laser, threshold, and...

21 September 2020 8,334 2 View

Can a study have multiple research philosophies ?

I would like to know whether a study can have multiple research philosophy. I am currently studying the influence of ownership on firm performance through regression analysis. I am using case...

19 April 2020 1,073 3 View

How do you define the ontology and epistemology of mixed methods research?

The research which i am doing consists of multiple regression and case studies research. I would like to know whether what i am doing is a mixed methods. Also, what are its ontological and...

08 April 2020 5,457 15 View

Somebody know a fast DNA extraction method for plant for to do in the field?

I am looking found reference about people that has been working the proposed method in this publication: "Nucleic acid purification from plants, animals and microbes in under 30 seconds" from Zou...

10 March 2020 860 2 View

Is there any relevant literature detailing extraction methods of simple sugars from plant material for LC-MS analysis?

For my research, I would like to extract glucose, sucrose, and fructose from the crowns of strawberry plants and quantify these sugars using LC-MS. However, I have not had much luck finding a...

11 February 2020 398 3 View

How do I isolate LC nucleus for cell culture?

I need to isolate LC for primary cell culture? How should I do? What is better: use frozen tissue or fresh tissue?

21 January 2019 9,383 3 View

What happen if I put enzyme on optimum pH and temperature but I did not put any substrate to digest / hydrolyse?

I'm doing BSA test and I need a blank to identify the product of my substrate (which means I can't use water since BSA will read my enzyme as protein as well) ; problem is, once I substract the...

07 November 2018 5,006 3 View

How to access MSCI KLD Stats and Sustainalytics?

Hello all, I'm currently working on my undergraduate thesis and I'm having difficulties trying to access KLD Stats and Sustainalytics because my campus Airlangga University and apparently other...

02 March 2021 8,525 1 View

How to write a scientific report?

We are analysing scientific reports at University in great detail, so I wanted to find a scientific report about how to write a scientific report. Including detail such as what information to put...

02 March 2021 7,602 4 View

Please suggest a good text book for "Research Methodology in Life Sciences". Which book would be good for PhD Scholars?

Please provide Book Title and author name

02 March 2021 9,059 3 View

How does Scientist/RG community evaluates a case study article and the impact of it on a researcher career?

An article that is published as a case study in the SJR listed journal. How much value is added to a researcher career? How it is evaluated by a scientific researcher/University admission...

02 March 2021 9,661 3 View

Tooth extraction and subsequent dental implant placement in Sprague-Dawley rats induce differential changes in anterior digastric myofibre size and ?

01 March 2021 7,254 3 View

What are the most relevant MSc proposal topics for Petroleum Production Engineering at the moment?

I am a Petroleum Production Engg MSc student at Robert Gordon University in Aberdeen and I am in the process of selecting a topic for my MSc Engineering Investigation proposal. I would very much...

01 March 2021 7,396 4 View

Is there an open source free software for text mining and sentiment analysis?

I am looking for a free software for text mining and sentiment analysis for my research on customer review mining (it involves calculating polarity of attributes,opinion oriented information...

25 February 2021 1,920 6 View

Suggest me some trending topics for phd research in text mining/AI/machine learning?

My master's research is in info retrieval and text mining. I would be grateful if you could help me to select a good topic for my phd research proposal.

24 February 2021 393 14 View

Hello, does any one know a free medical text dataset?

a free multi label clinical text dataset , containing text as entry and several labels as classes. Best regards

22 February 2021 5,988 2 View

What is the actual chemistry going on between iodate and ascorbic acid?

I am studying biochemistry at university, as part of the course we do several titration experiments. In our handouts, we were given the following half equations: IO3- + 6H+ + 4e- I+ +...

16 February 2021 8,731 1 View