What is considered a good binding affinity energy value between macromolecules?

Hi everyone, Does exist any threshold for binding affinity value between macromolecules? E.g. Any value lower than -5.0 Kcal/Mol..... How to determine that the binding affinity among different...

22 September 2020 4,329 3 View

Means and SDs for proportions - How to proceed when we need the inverse data?

Hello all, I have a tricky situation here. I need a % and SDs of drug-negative urine tests across a methamphetamine study for a meta-analysis. However, the study brings the % and SDs of...

30 March 2020 9,494 3 View

How many mice do I need to do qPCR of T cells sorted from B16 TILs?

03 February 2020 9,215 2 View

Should I use a compressive strain-stress test or an oscilatory frequency sweep to obtain modulus of hydrogels in DMA?

Hello, I am working with protein-based soft hydrogels, and I want to characterize the compression behaviour of my material in DMA. However, I have yet to find an adequate comparison of the best...

03 October 2019 2,559 2 View

Did I find a new species of bacteria? How can I confirm based on the ITS, rpoB, gyr and even genomic sequences?

I found a possible new species of bacteria. For the ITS DNA sequence, similarity to other bacteria of the genus ranges from 80 to 91%. Making a Neighboor-Joining tree with the ITS sequence, my...

18 August 2019 8,893 2 View

Can I use ATR FTIR on a hydrated hydrogel sample?

I want to use ATR FTIR to accompany the changes in secondary structure of a protein hydrogel by means of deconvoluting the Amide I peak. I gelled my samples and pressed a small amount between two...

17 July 2019 3,730 3 View

Meta-analysis - what if we have two treatment groups?

Dear all, I'm writing a meta-analysis about treatment of stimulants use disorders. I am pooling data from RCTs using a certain class of medications. However, some of the described studies used...

03 July 2019 5,014 3 View

How do I get RRRs rather than ORs from Multinomial Regression on SAS?

I have run a proc surveylogistic model using link=glogit on sas. The idea is to run a multinomial regression model. However, whenever I run the model with it covariates, SAS provides an output...

18 January 2019 8,977 6 View

What is the best way to combine/merge/concat datasets of different size?

I want to know if have some way to combine datasets with a different number of instances into one so that the final dataset is not biased to larger datasets. For instance: we have the dataset A,...

26 September 2017 9,640 4 View

Is there any way to obtain the old 1980's software called Javelin?

Built by the creators of Visicalc and a competitor of spreadsheet software

03 February 2016 4,829 3 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

How climate change will influences human and animal behavioral change?

The role of climate change influencing the human behavior as well as economics interest

01 June 2021 0 0 View

flexibility of polymers chain

effect of double bond on the flexibility of polymers

07 April 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

Formulation of polymer color flakes

I am writing to request some information for making polymer color flakes. I would appreciate the help.

17 March 2021 0 0 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

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