How to separate large amounts of two Riboflavin-based compounds with similar solubilities?

I'm running a reaction in where riboflavin is derivatized with a crosslinker in DMSO. The final reaction mixture contains riboflavin (non reacted) and riboflavin-crosslinker compound (slightly...

13 December 2020 4,865 3 View

Are there studies (dyes or confocal laser scanning microscopy) on depth of penetration of citric acid into dentinal tubules?

are there studies (dyes or confocal laser scanning microscopy) on depth of penetration of citric acid into dentinal tubules?

12 October 2020 8,924 1 View

Can I performe behavioral tests in the same rats at PND30 and PND60?

Hi! Anyone knows whether I can performe behavioral tests in rats at PND30 and then, repeate them at PND60? Or this is not correct? Thanks.

20 July 2020 3,659 3 View

Where can I find an available multimodal biometric dataset?

This dataset will be used in the context of a University Course.

27 June 2020 3,958 2 View

Intrinsic tryptophan fluorescence of protein measured FI using a fluorescence microplater reader based on filter or monochromator?

I was wondering if microplate reader recording filter based flourescence emission spectrum are good to measure protein protein Intrinsic tryptophan fluorescence? How does it compare with...

13 January 2020 6,354 2 View

Can I use a monthly average solar spectrum to represent the spectrum of the month?

I would like to calculate the monthly average of the representative solar spectrum for each month based on minute spectral irradiance measurements. Can I consider this hypothesis? Has anyone made...

02 October 2019 7,380 4 View

Method for Identification of Bacterial Natural products by HPLC and LC-MS-MS using databases?

I would be grateful if you could please indicate public libraries used for the identification of natural products produced by bacterial using LC/MS/MS data and/or HPLC DAD analysis

16 September 2019 7,077 4 View

How I can analyse the lipids, proteins and carbohydrates from estuarine sediment?

will be necessary analyse the nutritional quality of the sediment, if I analyse only the macrofauna?

05 June 2019 270 3 View

When you recommend to cut the heart in a murine models of heart failure?

Good evening everybody, I am working on a model of acute heart failure and I am planning to analyse heat shock proteins (western blot) in the right and the left ventricle. The mouse heart is very...

03 June 2019 7,528 5 View

Do you know successful Agriculture and Rural Credit Guarantee schemes?

Agriculture and Rural Credit Guarantee Schemes face additional challenges if compared with urban SME's Guarantee Schemes, especially related to climate, pricing and insurance issues. I would be...

17 March 2019 2,863 4 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

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

Why does blocking with my immunogenic peptide cause nuclear fluorescence in ICC?

Hi all, I am validating a polyclonal antibody raised against human ANT4, through WB and ICC. In most of my controls, the antibody shows very little off-target binding, but when I pre-incubate the...

03 March 2021 5,999 3 View

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10?

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10? Since, the growth curve from day 2 to 10 won't be like the "Logistic curve" it might not follow logistic...

03 March 2021 1,401 3 View