CGA 300 Regulator for CO2 cylinder?

Has anyone ever tried to deliver CO2 with a CGA 300 regulator? I know that a CGA 320 regulator is standard for CO2. The issue is that I currently do not have any free CGA 320 regulators. I also...

25 February 2021 3,292 3 View

What is the cause of the banding obtained after purifying the PCR product with ExoSAPIT?

Hello We are working on a PCR product with an approximate size between 5000 and 7000 bp, we want to use it as a positive internal control, since we have sequenced it and it corresponds to the...

17 February 2021 2,896 3 View

CAT assay in microplate?

I'd like to know if anyone can provide me with a protocol for traditional catalase enzymatic assay in a 96 well microplate, for cell line and/or C.elegans spectrophotometric measurements. Thanks!

11 February 2021 7,273 3 View

GST assay in microplate?

I'd like to know if anyone can provide me with a protocol for traditional GST enzymatic assay (with GSH and CDNB as substrates) in a 96 well microplate, for cell line and/or C.elegans...

11 February 2021 1,328 3 View

Dear Scientists, do any of You use Cresset software?

I have question about building 3DQSAR model via regression model. I cant achieve r^2 more than 0.6 for 'test set' as well as for 'training CV'-what is this?. I am wondering whether 'training set'...

17 January 2021 3,463 4 View

Any good reference that links economic/industrial policy to changed agent behavior?

Usually industrial policy is interpreted as changing economic structure from in favor of more productive/advanced economic activities. But would like to read something that discusses the...

31 December 2020 3,199 3 View

How to calculate the necessary sample size for a subgroup descriptive analysis?

I want to do a descriptive analysis using the World Values Survey dataset which has an N=1200. However, even thought I have searched a lot, I haven't found the methodology or a tool to calculate...

17 November 2020 1,505 4 View

What is the relationship between plant hormones and plant allometry?

Hi, i'm looking for bibliographic references that explains the relationship between plant hormones and plant allometry (relation between the size of an organism and aspects of its physiology and...

21 September 2020 9,653 6 View

Why does the value of fresh and dry weight change in a plant?

In an experiment I found that the fresh weight of the root was less than that of the stem, however when I found the dry weight, the weight of the stem was less than that of the root. Why are these...

20 September 2020 2,269 16 View

Has anynone successfully used NEB's TtAgo (Thermus Thermophilus Argonaute) for any type of application?

I have been trying to use NEB's TtAgo (https://www.neb.com/products/m0665-ttago) to linearize supercoiled plasmids, following NEB's recommendations, but I haven't had any success yet (19/19 failed...

09 September 2020 2,112 1 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

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