Does early COVID 19 treatment matter ?

The SARS-CoV-2 virus spreading across the world has led to surges of COVID-19 illness, hospitalizations, and death. The complex and multifaceted pathophysiology of life-threatening COVID-19...

29 December 2020 7,446 4 View

Is there a paper summarising optimisation techniques and their properties such as convergence speeds ?

I am looking for a document that summarises mathematical results for optimisation techniques : steepest descent, newton and quasi-Newton, their convergence speed in different settings...

19 December 2020 2,908 8 View

What part of heart ?

Hello You can see a transversal slice of a mouse heart in microscopie with blue coloration. My question : what part of the heart is it ? how i can recognize difference between histology of...

01 December 2020 1,000 3 View

How to estimate magnetic permeability of composite materials (Fe and paramagnetic materials)?

Do works exist about magnetic permeability calculation of ferromagnetic composite materials such as SMC or mixe of iron powder and epoxy at lower density of iron than SMC?

14 September 2020 5,591 1 View

Hi. I am doing a western blotting investigation, and found in different cell lines bands with different weights... Why this hapenned?

I am using anti-fibronectin antibodies in western blotting experiments, and in one breast cancer cell line, I found ~230kDa bands, but in other cell line of this cancer, I found bands of ~35kDa...

02 July 2020 10,015 3 View

What are the current best options to deplete rRNA in Arabidopsis?

I am interested in mRNAs only (also the ones from chloroplast). RNA input x RNA yielded approximately? Additional Kit used to concentrate RNAs + to get rid of other RNAs (tRNAs, etc...)? Thank...

01 June 2020 1,002 1 View

What are the best (medical) image processing conferences?

Hi, I am interested in image reconstruction and I mostly go to IEEE NSS-MIC and Fully3D I would like to attend to new conferences about applied mathematics for image processing, with topics such...

09 March 2020 5,978 3 View

High scale periplasmic enzyme extraction - Biopharmaceutical production in E. coli. How is the beast method?

We are developing a process for producing a biopharmaceutical in E. coli. The enzyme is periplasmatic. I would like to know what is the best method for protein periplasma extracting. We use in...

08 September 2019 9,283 3 View

Can I use DFT- B3LYP/LanL2DZ for Pr?

I'm simulating rare earth complexes using Gaussian and DFT. I've been using B3lyp/LanL2DZ for the metal and it should work for any element between La and Bi according to literature and the...

05 September 2019 1,820 3 View

Biodegradable Shape Memory Polymers (SMP) supplier?

Hi all, I am looking for a supplier of Biodegradable and Shape Memory Polymers. Any thoughts? Thank you

01 July 2019 434 2 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

How to manually calculate p value in ANOVA? what is the equation or formula for it?

How to manually calculate p value in ANOVA? what is the equation or formula for it?

03 March 2021 4,928 5 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

Mixed ANOVA - help?

I'm currently working on a piece which asks to conduct an ANOVA - looking at the effect of sporting group (2 levels), and exercise trials (two trials with six levels). I've computed this all...

27 February 2021 9,626 4 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

Has anyone had luck using cell lines other than HEK 293 (such as COS1) to package lentivirus?

I am looking to package lentivirus in endothelial cells but I am opposed to using 293 cells due to personal ethics regarding the source. I have done some reading and saw that COS1, COS7, & CHO...

25 February 2021 3,030 1 View

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25 February 2021 5,713 1 View

How to Interpret Partial Eta Squared Numbers For a Repeated Measures Anova?

I have obtained Partial Eta Squared Numbers through Two-Way Mixed Anova Analysis. My results for different constructs are: .105, .135, .038, .068, .061 respectively. I wanted to know, whether...

24 February 2021 7,122 1 View

Can we proceed to perform Two-way Mixed-ANOVA despite normality violations?

While testing assumptions, Shapiro-Wilk Test failed. However, I proceeded with the analysis and the interaction effect was significant. During our course- lectures, it was mentioned that Anova...

24 February 2021 228 3 View

Sample size determination for non-parametric tests?

How do I run a a priori sample size determination for non-parametric tests, like the Mann-Whitney U-test and the Kruskall-Wallis or other non-parametric tests that accord with the unpaired t-test...

24 February 2021 166 6 View