14 October 2012 1 6K Report

What determines an excellent theory in a study?

More Lazarus Ndiku Makewa's questions See All
Is there any source of free climate data for Southern African Countries? If you have any link please help?

I am looking for daily/ monthly / annual temperature and precipitation data for southern African Cities and National parks. If there is anyone with a link, please help and also on how to extract...

10 February 2022 2,329 6 View

Can you perform dose-response meta-analysis with two studies?

Greetings! Currently, I am conducting a meta-analysis on the association between BMI and prognosis. I discovered that the studies used various cut-offs. However, only two studies are eligible for...

20 August 2020 4,702 3 View

How to make Wistar rats eat high-fat diet?

Hi! I'm currently having issues with my experiment. I made high-fat diet consisting of rat chow diet, corn (maize) oil, ghee butter, milk powder, and refined brown sugar powder. Apparently, the...

24 May 2018 8,658 3 View

How authentic is this conference http://scientificfederation.com/earth-science-2018//?

Dear Dr. LazarusChapungu , Good day! On behalf of the Organizing committee, we are delighted to invite you to be a speaker at our upcoming "International Conference on Earth Science & Geo...

05 December 2017 2,697 30 View

Is it possible to calculate reliability estimates for a low base-rate, dichotomous item in MLM? Any suggestions for an appropriate alternative?

I reported within- and between-person reliabilities for the emotion outcomes using the procedures by Cranford and colleagues (2006) but for my dichotomous moderator I get a 0 item variance and am...

21 February 2017 9,437 0 View

For how long can one keep isolated PBMC at -80 degrees before analysis for lymphocyte proliferation test?

Keeping quality for PBMC at ultra low freezing temperature.

01 May 2016 7,260 2 View

What is the best method for lymphocyte proliferation assay? Is it the liquid scintillation count method or the flow cytometry?

We are looking at lympocyte proliferation in animals vaccinated against FMD and would like to know which method will be best for the study.

28 April 2016 573 5 View

Details about mortar and pestle used to grind mouse tissue?

Hi, does anyone use a mortar and pestle to grind mouse tissue under Liquid nitrogen. Is there a specific type of mortar/pestle that you use? Thanks

09 March 2016 8,767 3 View

Is there anyone with recent (less than 5 years) literature about Energy and the Environment, especially energy-environment nexus?

Any type of energy

26 January 2016 4,447 9 View

Where can I get a "Range image" database for edge detection?

Hi all, I am presently working on "Analysis of Edge detection techniques " and I came across "Multi-scale edge detection on range and intensity images" paper. I am unable to get a good database...

06 September 2015 1,493 7 View

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