ELISA detection cytokine in human serum (common dilution fold)?

Hi everyone, I'm gonna try to detect the IL-10, IFN-y, TGF-beta1 level in the human serum by ELISA. I bought the ELISA set from the BD contain Capture Ab, Detection Ab, Enzyme reagent, Standards....

09 December 2020 3,369 5 View

How to calculate the Water Stress Index for a basin?

Water Stress Index (WSI) and Environmental water requirements (EWR). Thank you.

06 December 2020 904 3 View

What is a popular and standard model for quantifying land change drivers/determinants?

I'm looking for a standard model to quantify the land change drivers (e.g., forest to agriculture or vs). Actually, it depends on the data that I have and the specific location, but I would like...

22 November 2020 7,736 3 View

Which book should be best as a text book for Health Psychology in university?

Hi everyone. I have read some recommendations about the book of Health Psychology for teaching this topic at university. These were posted in 2013, thus, I ask this question again if there is any...

07 October 2020 1,290 7 View

Multinomial (Logistic) Regression in SEM in R?

I was wondering there is a way to carry out multinomial logistic regression within a structural equation model in R? I am currently using the lavaan package, and so far have not been able to find...

28 June 2020 4,813 3 View

How to modelling a Mass-spring-damper system of two-body Point absorbed Wave energy converter using Ansys Aqua?

Dear Colleague, I would like to simulate a two-body FPA wave energy converter using Ansys Aqwa. Unfortunately, I have no idea to simulate a mass-spring-damper system that represents a PTO system...

05 June 2020 8,959 1 View

Which are the offline tools which can support the pre-processing steps in text mining without using the code?

There are many source code (R, Python...) which can support the text pre-processing. However, I am wondering that is there any tools (software) to do that?

10 December 2019 8,639 3 View

I added Akaline Phosphatase and ligase buffer into my linearized plasmid without ligase but there are a lot of colonies after transformation.how come?

I am trying to find out what are the problems in my ligations. The first test: linearized Plasmid+ AP+ ligase buffer, after transformation, it gives a lot of colonies ! The second test:...

28 July 2019 8,550 3 View

How to combine fold change in microarray meta-analysis?

Hello, I would like to calculate the foldchange of differentially expressed genes after I meta-analyzed 9 datasets. I have calculated the fold change of those genes in each datasets but I wonder...

30 May 2019 459 3 View

Convert .py file to .exe using pyinstaller .exe just blink. How to fix it?

I am new to python and am making a web scraping program to automatic collect information about scholarship for me and I want to share it with my friends. It has few dependencies. It run...

09 April 2019 7,524 3 View

error in running a model in Abaqus

Excessive rotation of nodes in node set ErrNodeExcessRotation-Step1

17 August 2021 0 0 View

error in modelling model in Abaqus

Excessive rotation of nodes in node set ErrNodeExcessRotation-Step1

17 August 2021 0 0 View

MD MOE RMSD

How to calculate the RMSD values for a MD simulation using MOE?

07 August 2021 0 0 View

MD MOE RMSD

How to calculate the RMSD values for a MD simulation using MOE?

07 August 2021 0 0 View

MGL tools

20 June 2021 0 0 View

fatal error

When I tried to energy minimization my system, I got fatal error as below. Fatal error: Atomtype opls_116 not found Although I've already added this line: ; include water #include "oplsaa.ff/spc.itp" to [molecultype] directive in my topology.

16 June 2021 0 0 View

fatal error

When I tried to energy minimization my system, I got fatal error as below. Fatal error: Atomtype opls_116 not found Although I've already added this line: ; include water #include "oplsaa.ff/spc.itp" to [molecultype] directive in my topology.

16 June 2021 0 0 View

fatal error

When I tried to energy minimization my system, I got fatal error as below. Fatal error: Atomtype opls_116 not found Although I've already added this line: ; include water #include "oplsaa.ff/spc.itp" to [molecultype] directive in my topology.

16 June 2021 0 0 View

fatal error

When I tried to energy minimization my system, I got fatal error as below. Fatal error: Atomtype opls_116 not found Although I've already added this line: ; include water #include "oplsaa.ff/spc.itp" to [molecultype] directive in my topology.

16 June 2021 0 0 View

flexibility of polymers chain

effect of double bond on the flexibility of polymers

07 April 2021 0 0 View