How to use protein A G beads to purify antibody?

Secretory universal influenza antibody CR9114 were successfully expressed by adenovirus vector ,then we used protein A G beads purify CR9114.But the molecular weight of the purified antibody under...

22 February 2021 4,318 2 View

Amorphous silica XRD peak at around 10 degree?

21 February 2021 3,417 5 View

How could I get the P-value from the mean, SEM, and n of different groups in the t-test?

How could I get the P-value from the mean, SEM, and n of different groups in the t-test without the original data? For detail, I would like to know the P-value between BMP-2: 50ng/ml group and the...

06 February 2021 6,539 4 View

What mechanism is involved when chitosan is coated on magnetic nanoparticles?

Hello! I am currently working on coating of chitosan on magnetic Fe3O4 nanoparticles. I am wondering how this coating process happened? i.e. through what mechanism that chitosan can be coated on...

13 January 2021 5,657 5 View

The impact of different poisson's ratios when analysising field vibration?

The Poisson's ratio of soil is quite difficult for us geo-engineers to obtain. I came across a problem when I tried to determine the parameters in a FEM model. For the saturated clay in...

02 January 2021 8,971 3 View

Is it possible to deposition a large area dielectric layer(mm scale) on the wet transferred graphene?

I want to deposition a dielectric layer on top of the CVD wet transferred graphene. The purpose of the dielectric layer is to uniformly cover the graphene and enable the top-gate modification of...

14 December 2020 7,693 2 View

Is the fluorescent protein must be totally photobleached in FRAP assay?

Hi I have tried to measure the mobility of a protein of interest by the FRAP assay. The protein was fused with GFP. I overexpressed the fusion protein in Hela cells. However, when the area of the...

14 December 2020 6,567 1 View

Is there some effective transfection reagents or methods for transfecting plasmids to ExpiCHO-S cells?

Dear all, We want to transfect pCDH plasmid or other plasmids to suspension ExpiCHO-S cells and express our target proteins, and we used the transfection reagents PEI. Unfortunately, there...

26 November 2020 8,323 3 View

No title

The cell I used is 293T.I want to it can grow on the biocompatible materials,like agarose or alginate gels.But the shape of the cells is not good.In the T25 flask you will find the cell like...

26 November 2020 1,009 2 View

Again, what are the bands of extracted plasmid?

I used Trans1-T1 phage resistant chemically competent cells to extracted lentiviral gRNA expression vectors. And there were bands near 2000bp and smear on 1% argrose gel. Did the smear come from...

25 November 2020 858 2 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

MGL tools

20 June 2021 0 0 View

what is the simplest definition of ion exchange capacity

What this unit identifies for the ion exchange capacity ca. 0.92 meq. g-1. I am a newcomer in the membrane area. I just started. I highly appreciate your help

08 May 2021 0 0 View

what is the simplest definition of ion exchange capacity

What this unit identifies for the ion exchange capacity ca. 0.92 meq. g-1. I am a newcomer in the membrane area. I just started. I highly appreciate your help

08 May 2021 0 0 View

i have some problem with chtMultiRegionSimpleFoam

--> FOAM FATAL ERROR: Maximum number of iterations exceeded From function Foam::scalar Foam::species::thermo::T(Foam::scalar, Foam::scalar, Foam::scalar, Foam::scalar (Foam::species::thermo::*)(Foam::scalar, Foam::scalar) const, Foam::scalar (Foam::species::thermo::*)(Foam::scalar, Foam::scalar) const, Foam::scalar (Foam::species::thermo::*)(Foam::scalar) const) const [with Thermo = Foam::hConstThermo >; Type = Foam::sensibleEnthalpy; Foam::scalar = double; Foam::species::thermo = Foam::species::thermo >, Foam::sensibleEnthalpy>] in file /home/ubuntu/OpenFOAM/OpenFOAM-4.1/src/thermophysicalModels/specie/lnInclude/thermoI.H at line 66. FOAM aborting #0 Foam::error::printStack(Foam::Ostream&) at ??:? #1 Foam::error::abort() at ??:? #2 Foam::heRhoThermo >, Foam::sensibleEnthalpy> > > >::calculate() at ??:? #3 Foam::heRhoThermo >, Foam::sensibleEnthalpy> > > >::correct() at ??:? #4 ? at ??:? #5 __libc_start_main in "/lib/x86_64-linux-gnu/libc.so.6" #6 ? at ??:?

24 March 2021 0 0 View

Can we classify HV and LV lines based on line length?

I have dataset which shows the length of power lines. I need to classify the lines based on the line length. Is there a rule to classify the High voltage (HV) and low voltage (LV) lines based on...

03 March 2021 4,116 4 View

What is the production process of CaFe ferroalloys?

I looking for ferro calcium production process

03 March 2021 1,755 4 View

Resistor definition in Piezoelectric bimorph with ANSYS workbench

Hello, good day! I am trying to simulate similar bimorph piezoelectric harvester with below commands. However, the output power doesn't change with resistor value. Please help to find the reason. ET,10,CIRCU94,0 !SET UP RESISTOR R,1,100000 !RESISTANCE VALUE TYPE,10 !SET ELEMENT TYPE E,1,2 !CREATE RESISTOR BETWEEN NODES 1 AND 2 Thanks in advance Regards,

02 March 2021 0 0 View

How the parameters (such as Mw, Chemical bonds, polymer bland and so on) affect the mechanic property of polymer (such as storage, loss modulus) ?

Anyone can recommend any books on such topics? Thanks in advance.

02 March 2021 8,457 2 View