How to calculate a standard deviation of multimodal distribution?

I made an experiment where I measure certain parameter a number of times. The result is over a 100 samples which distribution is not really normal. Due to properties of my specimens, results tend...

17 November 2019 318 3 View

Should I amplify fluorescent signal with an antibody for my virus-based tracing study?

15 October 2019 2,292 1 View

Lithium nitrate presence in gel?

I'm trying to synthesize Li2FeSiO4 using sol-gel method. The substrates are lithium acetate, iron nitrate, TEOS and citric acid. Lithium acetate and iron nitrate are mixed in water solution with...

08 November 2018 8,953 1 View

How to compare two groups with multiple measurements?

Hello everyone! I have a theoretical problem with a statistical analysis. I was looking a lot at different fora but I could not find an easy explanation for my problem. I want to compare means...

10 May 2018 3,514 15 View

Do you know of any labs or researchers interested in analyzing EEG data from a small study (10 subjects, 4 conditions) collected via EMOTIV EPOC+?

I have difficulties navigating through the MATLAB and could use some help with the data analysis. I am happy to compensate for the help.

01 May 2018 5,706 3 View

Climate refugees and international humanitarian law. Is it possible?

I asked about this six months ago and I didn't receive any answers. But, I still believe the question is important and mabye this time will be possible to start discussion. I know, probably it's...

05 December 2017 5,617 8 View

Problems with Newick files during submission - Evise submission tool

Dear All, does anyone had problems with the Newick file during submission to the Molecular Phylogenetics and Evolution (Evise submission tool)? The system is rejecting my .nwk/.new files. I've...

19 June 2017 6,330 1 View

How to quench glutaraldehyde fluorescence?

Hello everyone! I would like to ask, how to quench autofluorescence of glutaraldehyde fixed specimen. I always perform standard fixation for immunocytochemistry (4%FA and 0,5%GA) but this time I...

28 February 2017 2,068 5 View

Are banana plantations good sites for mist-netting of passerine migrants in the Middle East and Africa?

I have good experience in other habitats, but have never tried this one - could it be reasonable to try?

22 April 2014 3,225 3 View

Errors in DNA sequences?

I am trying to better understand the scope of DNA replication and sequencing errors, e.g. 1. I have seen similar error rates of 10e4 to 10e5 for cell & instrumental DNA replication,...

24 February 2021 4,397 3 View

Are ZnS nanoparticles moisture sensitive?

Hello Everyone, I tried to form ZnS nanoparticles using the hot injection method and was able to form the same (confirmed by XRD). When I centrifuged, after the reaction I got a kind of white...

17 February 2021 1,709 3 View

Pile-Raft connection?

Greetings, I was wondering what is the optimal way to connect the reinforcement at the top of the pile (the part that connects to the raft foundation): -The pile bars are left straight and...

16 February 2021 2,007 3 View

Best protocol for immunogold using araldite resin ?

Hello, We perfom Tokuyasu method (ultrathin cryo sectionning) very often to make immunogold experiments. This time, we need to make a PLT technique with K4M or LR white resin. Our results were...

14 February 2021 4,959 1 View

Resume Book UEP2013 Asian Edition, dis somebodey has it?

I am looking for a copy of the resume book of UEP2013 Asian Edition (Urban Environmental Pollution 2013 Asian Edition) held in Beijing. If somebody has it, please I would like to obtain an...

11 February 2021 2,247 2 View

Does anyone have a stack of images of action potentials or abnormal brain scans?

I need a stack of black and white .jpeg/.tiff/.jpg/.png images across time of either action potentials, neurons firing, or brain scans (comparing disease and normal brain, disease progression,...

09 February 2021 2,648 3 View

Any reference paper with detailing on how to hybradize Q-Learning algorithm with Genetic Algorithm, especially for a variable optimization problem?

I am planning to hybradize Q-Learning algorthm with Genetic algorithm at the population initialization stage, crossover stage and mutation stage. The problem under consideration is a...

07 February 2021 3,123 8 View

Seeds harvest from white clover by selfing?

I tried to get seeds from white clover by self-fertilization but I could not get the seeds. As you know the white clover is generally fertilized by crossing. I wanna get the seeds by...

04 February 2021 9,152 4 View

How to compare expected and counted values statistically with different p values for each genotype?

Hey there, I am currently working on the statistics of counted and expected genotypes in mice litter of a mutant mouse model. I have two different mutated genes, both alone and in combination, one...

03 February 2021 6,408 2 View

After transformation of Dh5alpha competent cells I found a cloudy white ppt before plating. Can anyone explain this?

After transformation of Dh5alpha cells by heat shock I grew them at 37 in 200microlitre Terrific Broth (because I had it at hand) and then before plating I found cloudy white ppt in the cell...

03 February 2021 7,867 3 View