Do you have suggestions for feed formulation software?

Hi, I am considering buying a feed formulation software that could be used for teaching as well as animal experiments for both ruminants and monogastric species. Do you have any suggestions for...

11 December 2018 5,076 34 View

How to calculate area under curve (AUC) in R?

I would appreciate if you share R codes, information, suggestions etc. regarding calculation of area under curve in R for time-series data. Thanks

08 September 2017 2,755 7 View

Is Picro-Sirius Red staining also applicable to frozen sections?

Picro-Sirius red staining has most frequently been used on paraffin sections and I was wondering if it is possible to use this for cryosections as well. I would appreciate you comments,...

08 September 2017 8,591 2 View

How to compare histograms from different groups in R?

07 August 2017 6,077 24 View

Independent t-test with covariates?

Hi all, I have two independent groups I want to test whether their values differ significantly for a number of parameters studied. Based on my statistical knowledge from early university, the...

01 February 2017 9,817 13 View

How to use lsmeans to make interaction plots in R?

Hello there, I would appreciate if you could provide some tips on how to use lsmeans to make interaction plots in R. Thanks alot

01 February 2017 3,337 11 View

How to deal with two repeated variables (nested) in lme R?

11 December 2016 2,334 5 View

In a repeated mixed model analysis, the repeated variables such as time or week etc. are treated as a factor or continuous variable in the model?

Hello there, I am performing repeated measures analysis where I need to look at changes in blood parameters over a period of time (lets say week). So, should I use week as a factor or continuous...

09 October 2016 5,615 10 View

What is the best way to measure gluconeogenesis in-vivo in mice?

Would you please let me know what would be the best way to measure gluconeogenesis in-vivo in mice, I would appreciate.

09 October 2016 2,209 2 View

What could the best way to preserve mice pancreas to obtain good RNA yield for qPCR?

Hello everyone, I had had a difficulty in obtaining good RNA yield from sheep pancreas samples in the past. This time I am going to try with mice samples. Would you please suggest effective ways...

08 September 2016 7,513 3 View

How to normalise data on OPM package from R Studio ?

Good afternoon, I recently used OmniLog from BIOLOG for my experimentations : I tested the metabolism of different strains on 2 types of plates. I have 16 strains of 3 different groups...

02 March 2021 3,584 1 View

How to plot the probability paper of Gumbel distribution using R programing?

In R-studio, there are many commands of Gumbel package. Arguments are also different. I`m asking about the alpha parameter of the Copula which must be greater than 1. If this is the one used to...

25 February 2021 5,229 3 View

Bayesian decision trees and bayesian regression trees in Python and/or R?

I am looking for implementation of bayesian decision trees and bayesian regression trees in Python and/or R.. Do you know if the existing libraries support this

23 February 2021 6,689 3 View

Are there packages (R or Python) for simple models (bucket?) to assess soil water content?

Hi everyone. I am researching droguht effects on soil water drought. I am looking for already implemented functions in R or Python to estimate soil water content from precipitation,...

21 February 2021 2,084 1 View

ANCOVA controlling baseline in RCT - how to perform power analysis and sample size estimation?

Hi, I have a simple question. I am hoping to perform a power analysis/sample size estimation for an RCT. We will be controlling for baseline symptoms, and using post-treatment or change scores as...

19 February 2021 2,648 23 View

MVN, how to conciliate contradictory results from Multivariate normality and Multivariate outliers test?

Dear colleagues, I'm working with Path analyses in lavaan and MVN packages. There are some results that for me are confusing and features from the MVN that I do not know how to set. My dataset is...

18 February 2021 190 3 View

Would you please recommend a function in R software that could be used with FUNGuild output to merge different rows that have similar guilds?

Dear colleagues, I have an output of FUNGuild tool (ASVs abundance in different samples and assigned to guilds) and would like to merge the ASVs that had similar ecological guilds using R...

16 February 2021 4,292 7 View

How to remove the species data from rda data frame in R (only remain the sites/samples point)?

Dear everyone, When I using the rda function in r, I met this question. As you can see in the figure, there are a lot of deep blue points which refers to the species. But I would like remain...

15 February 2021 8,982 2 View

How to find out or construct(?) the right priors from data of previous experiment to use in a bayesian glm?

I have the following equation, Eating choice (Yes/No)~ Box type (A/B/C). So the question is whether a certain box type affects eating choice in groups of dogs. The eating choice of each member in...

10 February 2021 6,024 9 View

XRPD Quantification - Building a calibration curve of drug excipient?

I am aiming to utilise XRPD to quantify a drug excipient within a drug product and have been having a little trouble building the calibration curve to allow for this quantification up until this...

10 February 2021 6,145 3 View