How can we calculate the sample size for rodents for a particular period of time?

How can we calculate the sample size for rodents for a study for one year? Are there any specific protocols to be followed for designing rodent sampling? How long should be the sampling interval...

01 March 2021 1,056 3 View

Can someone help me with tissue histology of mice?

I've been trying to assess the efficacy of a drug that I've purified in mouse model. I've induced mammary tumors in balb/c mice and treated them with my drug. I've harvested the tumors, and other...

16 December 2020 3,515 3 View

Can anyone help to get this research paper on OCB?

Turnipseed, D & Murkison, G (2000). Good Soldiers and Their Syndrome: Organizational Citizenship Behavior and the Work Environment, North American Journal of Psychology 2(2)

11 November 2020 7,488 3 View

What are some landmark texts and papers on agroecology we need to follow for a clear understanding?

We often read a lot about sustainable agriculture or conservation agriculture (or recently, climate-smart agriculture) but it is often difficult (especially for early-stage researchers) to fathom...

08 April 2020 9,212 10 View

Can anyone share me a better image of the attached map? In which book the map was originally published?

The map is reproduced in Eaton, Richard M. The Rise of Islam and the Bengal Frontier, 1204-1760. Berkeley: University of California Press 1993; reference given are: Barrie M. Morrison,...

13 August 2019 1,485 2 View

Does 4T-1 cells induce ascites in mice?

I am new to in vivo research. I have tried to induce solid tumors in mice by injecting 4T-1 cells in the mammary fat pad, which is an established procedure. While i mostly ot solid tumors, 2 or 3...

18 June 2019 973 3 View

How to solve problems arising from choosebank() command in R?

I am using seqinr package in R. But when I am giving the command choosebank() to find out the existing databases or commands like choosebank('swissport") to open any specific database, R is...

15 April 2019 1,541 3 View

What is the scope of Fortran in machine learning?

I intend to use ML for molecular dynamics simulations and want to know of packages available in Fortran. Would it be more efficient to use some other language instead for the long run?

09 January 2019 8,295 2 View

For droplet-based sc-RNA sequecing data, library size varies across cells. How does one tackle this when calculating statistical variance for genes ?

To calculate the statistical quantities like variance or mean expression of a gene across cells, it is unfair to compare expression counts of a say gene A, if we know different cells has not be...

14 July 2018 10,016 2 View

How to model a volumetric reaction rate inside porous media with variable porosity?

27 June 2018 1,770 13 View

What test should i use in comparing the correlation between categorical and continuous variables?

Dear all, I have the variable (Surgery duration) represented by values in minutes and the variable (preoperative neuropraxia cases) represented as (Yes/No) values. I want to compare these two...

03 March 2021 5,427 5 View

New Journal, "Integrative Psychological and Behavioral Science" -- do you not know, and have you not seen, this done before?

Question to you and THEM, the New Journal, "Integrative Psychological and Behavioral Science" -- do you not know, and have you not seen, this done before? There appears to be a core problem for...

02 March 2021 3,024 2 View

Does anyone know HRM channel in a 2 plex QIAGEN Rotor- Gene Q qPCR can be used as a separate channel?

I am going to have 3 different probes in my qPCR work that I am going to do. But I realized that the machine we have in the lab is a Rotor-Gene Q 2plex HRM Platform, saying it has green, yellow,...

01 March 2021 8,544 1 View

How to compare 2 samples recruited with different sampling methods?

If I want to compare characteristics of 2 groups of patients, one group is recruited from a random sample of the general public while another group is from a sample with a fixed gender (male to...

26 February 2021 3,526 3 View

Unknown debris sheets observed in cell culture flasks?

Hi, We culture neural progenitor cells in T175 culture flasks coated with PLO-Laminin. We have successfully grown these cells with our protocol for months. Recently, we observed large sheets...

25 February 2021 3,443 4 View

Can we recognize signs of the "volatility clustering" property of a time series in its time domain plot?

My purpose is to recognize the volatility clustering property without statistical tests such as The Lagrange Multiplier (LM) test.

24 February 2021 4,150 3 View

Must a control group to be in the same semester that a experimental group for a study in education?

Hi everyone, I'm researching about mobile learning in higher education. Due to the small number of the students in the semesters, I cannot have a experimental and control group together. I'm...

22 February 2021 3,653 11 View

How to run repeated measures in mvabund?

I have a dataset of fish species abundances collected from 6 different habitats over the course of 30 years. Fish were collected multiple times per year and environmental variables were recorded...

21 February 2021 3,838 1 View

Is there a method for evaluating nanoparticle adhesion to epithelial tissue in vitro?

I want to measure how well nanoparticles can transfect cells based on NP adhesion properties. In the literature I find people do it in animal studies, and epithelial adhesion helps in transfection...

21 February 2021 7,791 3 View

Can I arbitrarily take a cycle number of 40 for the gene that was not expressed at all in qPCR results calculation?

I ran RT-qPCR for a control and a treated group and it appears that my gene of interest was not expressed at all in any of the subjects in the control group. So I was wondering if I could...

20 February 2021 6,243 10 View