Does anyone indicates a site or a book of "Meta-analysis for dummies"?

24 February 2021 2,755 4 View

Do you think the people can change his activity behavior just because have a chronic disease?

Along several years specialist study the physical activity, bur why not everybody meke changes.

03 December 2020 2,191 3 View

How to reproduce the sub-grade of pavements without using soil?

Dear colleagues, In order to evaluate the performance of concrete slabs-on-grade, the sub-grade should also be considered in the testing setup. Using soil or sand to reproduce the sub-grade is a...

20 November 2020 7,921 1 View

Has anyone stained pSTAT3 in T cells for FACS?

I am stimulating with IL-27, IL-6, or IL-21 and trying to see pSTAT3 in naive CD4+ T cells. I have tried BD's protocol using the Perm buffer III, I have used Stumhofer et al., 2007, AOH Hall et...

03 November 2020 2,653 3 View

Bioinformatic tools to determine ploidy in microbial genomes?

Looking for tools with proved accuracy to detect ploidy levels in microbial whole-genomes.

14 October 2020 4,273 3 View

How can I determine which dye I'm dealing with?

I am currently analyzing the composition of an unknown solution. It is a blue dye solution, but there are an awful lot of blue dyes. I have already analyzed the UV-VIS spectrum, the wavelength is...

08 October 2020 4,651 4 View

How to protect intellectual property rights in the innovation process?

Not all companies have an R&D area or specialists that supply their need for knowledge and technology, and in this case, they seek solutions external to organizations, through specialists or...

21 September 2020 7,918 30 View

Help with ERROR: Lost atoms in LAMMPS?

Hi, i'm a physics student working in a project of materials science. I'm doing a simulation using LAMMPS. In this case, i have a problem with the error Lost atoms: original 60536 current 56624...

11 June 2020 6,433 4 View

What is the proper statistical test to check if a single time-series is different than a group of multiple time-series of the same variable?

Hello, I have a set of 21 time-series with weekly data of the same variable from years 2000 to 2020 (January to mid-May only). The figure illustrates those 21 time-series. I want to evaluate if...

25 May 2020 863 3 View

Has any one used Deep Learning to forecast fish catch prices?

22 May 2020 4,779 2 View

How to analyze a particular region of my simulation box in GROMACS?

Hi, I am using GROMACS 5.1.4 to simulate water in contact with a surface. I am only interested to calculate some properties of water near the surface. Let's say at a distance of x nm from the...

03 March 2021 9,989 2 View

How can I calculate the rdf of water molecules around 'Na' ions that are closest(adsorbed) to the nanoparticle(solute)?

Hi, I want to calculate the radial distribution function for water molecules around the Na+ ions adsorbed on the surface of a spherical nanoparticle using the gromacs trajectory dynamically? For...

28 February 2021 5,650 1 View

How can I assign a velocity along one direction to CO2 molecules in a molecular dynamics simulation using GROMACS?

Dear all, I am trying to perform a MD simulation about the interaction between CO2 and a polymer. I create my model, solvate it and perform the NVT and NPT equilibration. Now I am not able to...

26 February 2021 10,014 3 View

How does GROMACS calculate the average structure of proteins?

I want to get a average structure from a pdb file containing multiple models. I used the command below: gmx cluster -f input.pdb -s topol.tpr -cutoff 20 -method gromos -av GROMACS...

25 February 2021 6,314 1 View

How to identify or create correct list from GROMACS options during analysis of trajectory ?

During topology preparation using pdb2gmx Protein_chain_A and Protein_chain_B were identified. However, when production MD was completed and I proceeded to do analysis, I find this list : Group...

23 February 2021 5,065 8 View

How to construct different filler shape in MD simulations?

Is there any way to construct different initial filler shapes like triangle, square, rectangle, pillar, and tube in any simulation software.

20 February 2021 1,750 1 View

How to include additional force field in GROMACS?

I have a cellulose model system that is best described by the GLYCAM06 force field according to the literature. However, the set of force fields included in the GROMACS package doesn't include the...

20 February 2021 3,309 3 View

Problem in energy minimization using Gromacs?

I have done energy minimization of DNA using Gromacs with tutorial lysozyme in water. The potential energy curve show a steep drop.

18 February 2021 4,822 2 View

RDF calculation of water inside the Carbon nanotubes?

I am trying to calculate the rdf of water molecules present inside the Carbon nanotube. I tried to do the indexing first using gromacs tool gmx selection. But when it comes to calculating rdf, I...

17 February 2021 1,066 3 View

How to obtain parameters to run a simulation for benzene using CHARMM forcefield in GROMACS?

I have been reading this paper Soft Matter, 2017, 13, 1904 and in this paper, they simulate benzene in GROMACS using CHARMM. They mention that they performed simulations of benzene using the...

15 February 2021 5,561 3 View