When comparing a patients past lab value to their present lab values, how is that data analyzed statistically? What kind of study design is this?

Hi! I have to write a proposal for my research class and I'm a little confused. I'm considering proposing a study that would require a comparison between a select group of patients KT/V lab...

14 March 2018 9,307 3 View

Multiple eukaryotic genes under the same promoters?

16 March 2017 4,419 3 View

Are dyes good labelling marker to differentiate between two cell types in coculture using confocal and flow cytometry?

22 November 2015 5,413 3 View

Does anyone know a data base where I can catch a list of anaerobic and/or aerobic-tolerant animal organisms?

I want to compare protein sequences of proteins shared between aerobic and anaerobic organisms

20 September 2015 9,640 1 View

TreeFix problem

I am facing a problem with TreeFix and I was wondering if you can help me. I found out your corresponding address into TrreFix web page.When I try to launch TreeFix I receive an error message;...

11 January 2015 870 1 View

Can anyone advise me books dealing with phylogenetic reconstruction, mostly in its practical aspects?

I am interested in learning more in depth this topic whereby I have been already introduced and I have a limited experience.

04 December 2014 3,209 16 View

Any experience in transfecting Daoy cells?

Hi all, I'm starting to use Daoy cells (medulloblastoma), and I would need to transfect them. In literature seems that there is no info on that...Has anyone tried that? thanks

23 October 2014 5,671 4 View

Does anyone know a protocol for a native PAGE gel?

I have to analyze a protein whose pI=8.8. I need to check the difference in electrophoretic motility with and without a ligand; I was wondering about the high pI, if someone know a good...

31 August 2014 7,112 3 View

Does anyone know of organisms that lack catalase?

I was wondering if there are organisms lacking catalase. I know that Plasmodia and Schistosoma species do not possess this enzyme. Thanks.

26 June 2014 334 8 View

Comparison of results from BET and mercury porosimetry - any thoughts?

Are data obtained with these techniques comparable? There are some limits (instrumental or due to the sample) that don't allow us to compare the results. I've data for a low density material...

25 May 2014 2,497 3 View

How to compare two groups with only two measurements?

Hiiiii everyone! I have an enquiry on statistical analysis. I was looking for many forum and it's still cannot solve my problem. I want to compare means of two groups of data but only with two...

03 March 2021 8,796 3 View

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10?

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10? Since, the growth curve from day 2 to 10 won't be like the "Logistic curve" it might not follow logistic...

03 March 2021 1,401 3 View

How to increase a model accuracy ?

dear community, my model is based feature extraction from non stationary signals using discrete Wavelet Transform and then using statistical features then machine learning classifiers in order to...

03 March 2021 6,994 5 View

1. What is the impact of having different scales in a survey? and how can we solve this problem before and after data collection (Literature)?

1. What is the impact of having different scales in a survey? and how can we solve this problem before and after data collection (Literature-based reflection)? Thank you for your time and for...

03 March 2021 2,870 3 View

What degree of missing data in a particular case/participant results in Expectation-Maximisation no longer working?

I'm dealing with a mediation model and am using the PROCESS module in SPSS. Due to SPSS and PROCESS being limited in the imputation methods - being unable to handle multiple imputation - the other...

02 March 2021 4,362 1 View

How do I determine the degree of polymerization of PEG 400 based on NMR integration?

Hello, I am working on the photocatalytic degradation of PEG 400. I would like to know if it's possible to determine the degree on polymerization based on NMR integration, or by the MW of the...

02 March 2021 6,186 3 View

Can NFL theorem be valid in infinite search space in ML?

NFL theorem is valid for algorithms training in fixed training set. However, the general characteristic of algorithms in expanded or open dataset has not been proved yet. Could you show your...

01 March 2021 1,189 3 View

Does anyone know how to plot my station to a section plot on Ocean Data View (ODV)?

I made a vertical section plot with WOA .nc file on ODV, and now I want to plot my stations (csv. file) in it. Does anyone know how to import my points to the section? They are two different...

01 March 2021 3,610 1 View

How to address this issue in the analysis of Real-Time PCR results?

To dear Researchers, I was analyzing a series of concentration for estimation of Real-Time PCR efficiency. The concentration was 1:10. I used MS-excel to evaluate Slope. The result of slope was -8...

01 March 2021 8,683 4 View

How to arrange coordinates and extract climate dataset out of MPI-ESM-MR netcdf files?

Have a nice day everyone, I'm stuck in extracting datasets out of MPI-ESM-MR netcdf files because the latitude ranges from -3*10^6 to 3*10^6 and longitude ranges -5,9*10^6 to 5,9*10^6. Plus, the...

28 February 2021 912 3 View