In PRIMER, is it possible to downweight certain taxa in multivariate community datasets to reflect uncertainty around identification??

I have a dataset with about 80 different species. As usual, some species are very easy to identify with certainty whereas others are more difficult, which means that I am less certain of my...

03 March 2021 8,066 4 View

Which database would give me this list of chemical components?

Dear colleagues: I would like to know if anyone knows of a database that gives me the parameters pH, K, K, Mg, P, C, N, Zn, Cu, Ni and Cd of common foods. I find a lot of information of proteins,...

26 February 2021 5,525 3 View

When I mix oil and NaOH solution, Why solid layer in the surface is formed?

During my trial for lubricant oil re-refinery process, I use NaOH as coagulant agent. After overnight of gravity settling, a solid layer in the surface was form. what product is that? since the...

22 February 2021 2,116 4 View

Rearranging abbreviation list in LaTeX ?

Hi, I'm trying to rearrange an abbreviation list for a manuscript such that it would be listed in alphabetical order. Is there a function that does this automatically or is manual my only option?...

18 February 2021 4,870 2 View

Person-Codes for questionnaires in longitudinal studies: Is there an easy solution for better matching-rates?

Hi, I have a problem regarding matching of longitudinal data in my field of research (university students). We have a Person-Code for matching data measured in different time points, but 30%+ of...

17 February 2021 3,075 4 View

How to fix weka classification errors?

I have two datasets, one been the training set and the other the supplied test data. I'm trying to predict the rogue clients using the datasets provided. I have classified the data by initializing...

08 February 2021 5,900 6 View

How to measure the concentration of a labeled protein with no tryptophan or tyrosines?

Hey I'm trying to measure the concentration of a protein I've purified and then labeled with Atto 647 flourescent dye. The protein has no tryptophans or tyrosines (although does have...

04 February 2021 4,482 4 View

Is the use of "multivariate " or "multivariable" was correct in multiple responses study ?

In statistics most of the time, we use these two-term exchangeable, but in my opinion, there is a difference between them. Please suggest your opinion

04 February 2021 7,407 7 View

How do microbes tell the presence of an inorganic minaral in the soil?

Due to their ubiquitous nature, there is a tendency of the presence of microbes in a given mineral(s). For instance, if microorganisms that love the of pH less than 6 in the pH value, is isolated...

03 February 2021 4,630 10 View

Do you have any suggestion for multicriteria decision-making software?

I want to compare a set of alternatives by using multicriteria assessment but testing both compensatory and non-compensatory decision rules. At the moment I have in mind Definite...

25 January 2021 2,454 4 View

Is stone a sustainable material? Is it a sustainable approach to use natural stone waste in architecture?

I'm designing a zero-waste restaurant and considering using marble waste to make some tables and a bar countertop. My clients think it's not "sustainable enough" and I would like to have more...

01 March 2021 4,326 7 View

How to threshold an image despite bright lighting, using ImageJ/Fiji?

Hi everyone, I am using Fiji to determine the percentage of the image covered by leaves, branches, or trunk, but i've encountered some difficulty when the sun hits parts of my image like the one...

27 February 2021 1,194 3 View

How the values of errors can be calculated for thermodynamic data?

I have calculated thermodynamic parameters for surfactant solutions in aqueous and mixed alcoholic solvents. I want to calculate the value of errors in the data and represent it in the table along...

22 February 2021 239 2 View

Can i quantify protein concentration in sds page?

I have to quantify a mixture of proteins. But I can not quantify its concentration by any protein detection methods as the values fluctuate. Can i quantify the protein concentration by sds page?

22 February 2021 215 2 View

How to get/count refractive index in gasses?

20 February 2021 8,202 6 View

How to convert 2D stack images to 3D to obtain surface area of nucleus?

I have 15 slices of the nucleus at different z-heights from confocal imaging. I would like to use these slices to reconstruct the 3D nucleus and ultimately estimate the surface area of the...

20 February 2021 6,967 1 View

Can ImageJ software be used to quantify collagen from Masson's-Trichrome stained images?

I am after quantifying the blue stained collagen in a Masson's-Trichrome stained skin section from an immune deficient mice and compared the same with its WT control. I am curious to know can...

17 February 2021 384 3 View

Does anyone know, can i do cryosectioning of whole aorta after oil red O staining and use the cryosection parts for further analysis?

I would like to quantify the lesions on aorta. I want to take image of atherosclerotic plaques formation in aorta by using O red Oil Solution. After the staining, what will be the storage...

16 February 2021 5,876 2 View

Does anyone knows about a really easy but still comprehensive ImageJ tutorial?

I am new to this software. I am in need of analyzing images from ocular ultrasounds (black/white) and find a way to quantify the internal reflectivities from the vitreous cavity in cases of...

16 February 2021 4,238 2 View

Is my GFAP staining in right position?

I was differentiate hESC to astrocyte. In the second week of differentiation, I stained my cell with s100beta and GFAP. I expected that the staining site of GFAP would come from the cytoplasm,...

15 February 2021 8,982 1 View