02 March 2018 4 7K Report

when I apply an electric field over my polymer solution it tries to move toward the negative electrode (the distance between the two electrodes is very low) this local movement is different every time it does not happen always at the same point

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Which transfection reagent is the best for plasmid transfection of MDA-MB-231 cell line, Lipofectamine based or other reagent suggestion?

I try to transfect MDA MB 231 cell line with a plasmid by PEI, unfortunately, the rate of transfection is low, and now I wanna find and order the best transfection reagent for this cell line and...

19 February 2021 828 6 View

Could you suggest how can I count the floating point operations(flops) in the MATLAB codes?

Computational costs are important in numerical methods, as if they were obtained by counting the number of operations(flops). The order to count this number has been asked by MATLAB that I have...

22 August 2019 3,046 8 View

Calculating Potential of mean force (PMF) using SMD trajectories!?

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25 February 2019 4,297 1 View

How to interpret the surface roughness trend in PES/GO membrane?

adding graphene oxide / rGO / graphene have shown conflicting surface roughness changes in Polyethersulfone. for rGO in specific, why do we have roughness decrease whilst porosity has increased?

11 February 2019 1,354 4 View

Compatible forcefield with charmm to simulate a protein containing Trimethyllysin!?

Hi all, I am trying to simulate a protein containing a modified Lysin : Trimethyllysine. I am a NAMD user and I couldn't find a proper forcefield (topology and parameter files) with charmm yet....

02 December 2018 4,619 8 View

How should I define "non protein" parts of PDB in Parameter file(charmm)?

Hi, I need help with performing a simulation of a ligand and a protein. I am using psfgen code and add a ligand as the second segment but my parameter file couldnt recognize the new molecule...

20 September 2018 2,681 5 View

What is the best alghorithm to superpose two protein? Same in sequence vary in shape?

these two algorithms seems fast and efficient for aligning (superpose) two proteins: Acta Chrystallogr. Sect. A 61 (2005) 478 [doi: 10.1107/S0108767305015266] J. Comput. Chem. 31 (2010)...

18 September 2018 2,024 1 View

Does anyone know that can i use sudan black b instead of sudan 4 in En-face staining of whole aorta?

I don't have Sudan 4 hence I want to know I can use Sudan Black instead of Sudan 4

09 June 2018 5,028 3 View

Temperature control (via langevin) in Steered Molecular Dynamics!?

Dear all, I would like to know about the temperature control in Steered Molecular Dynamics. should I turn off langevin control in steered molecular dynamic? Thank you

05 June 2018 9,862 3 View

What are the techniques for adherence improvement between polymer thin film (water soluble ones) and metal surfaces?

I need to cover a metal surface with a thin layer of a water soluble polymer and this layer should adhere very well and not separate , also no-toxic ... what are the feasible methods?please...

30 January 2018 6,040 9 View

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Why is my platinum counter electrode getting dirty during electrodeposition?

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Can impedance of antenna be less than 50 ohms?

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Should we reduce the standard unit of length to 0.31951540592 meter ?

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