How to find the mean, SD and CI in SPSS?

Hi, I hope that someone can help me with this task: I have 5 groups of participants which are numbered in SPSS from 1 to 5 (according to their group number) and are all under the variable group....

03 March 2021 506 3 View

Can cells be reused after using WST 8/ CCK 8 from Sigma Aldrich?

Hi all, Can cells be reused after I have seed them onto 96 well plates and test them with cell counting kit at OD450 (CCK8) at 12 hours, wash them with PBS x3 and add new media and let them...

24 February 2021 5,072 1 View

How do I change a preprint to published?

I want to know how to change the status of an article.

21 February 2021 1,536 2 View

What buffer to use for biotinylation as alternative to PBS?

I'm looking to biotinylate a protein that precipitates in PBS. The recommended reconstitution buffer for the protein is urea/Tris buffer, pH 7,5 (7 M urea, 5 mM EDTA, 15 mM mercaptoethanol, 20 mM...

04 January 2021 7,681 5 View

Absolute Quantification: Serial dilution resulted in same CT values?

Hello, we are currently working on absolute quantification with SYBR Green qPCR. We excised from a plasmid containing the cDNA, a fragment, which will be amplified by the primers we used in our...

10 November 2020 769 4 View

What would cause Cell Titre Glo assay wells to luminesce less than the media only wells?

Hi all, I'm doing a bunch of Cell Titre Glo assays to assess the effects of several inhibitors on 2 cell lines. Problem is, for some of the wells they seem to be luminescing less than the...

30 October 2020 1,513 2 View

Can you recommend a reliable AMH ELISA for rat serum/plasma?

I am looking for a reliable and sensitive AMH ELISA for use with rat serum (and potentially plasma). Recommendations are welcomed! Thank you in advance.

08 July 2020 3,207 2 View

To what extend do you agree with this proposition on sustainable procurement??

" Picture a world where every product and appliance is environmentally friendly, where every supermarket item is fair trade, where corruption is an urban myth and poverty a long-distant memory....

19 May 2020 1,933 3 View

How Do You Incubate Microfluidic Chips with Cells?

Hello, I am interested in this research field. I have the prototype of my microfluidic chips, but I am having a hard time finding literature that says exactly how they incubate their chips (with...

21 April 2020 3,277 5 View

Meta-analysis on prognostic studies: How to reach an optimal cut-off value?

I'm doing a meta-analysis on prognostic studies. The studies I have included present the following values: AUC, 95% CI, a cut-off value and associated sensitivity and specificity. Also, is it...

01 March 2020 10,001 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

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

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

Do you know any MR image dataset?

I would like to research on MR images (0.5T and 3T). Can you please suggest some websites that I can download dataset including both 0.5T and 3T MR images? Thank you.

02 March 2021 7,735 3 View

Which is suitable for use with Python? MySQL or SQL Server?

Which is suitable for use with Python? MySQL or SQL Server? What is your suggestion?

01 March 2021 3,422 3 View

How to Eliminate cosine error and abbe error in LASER measurement system(for example Rhenishaw XL80)?

I like to do project in laser measurement system. My objective is to eliminate or reduce the cosine error, abbe error in Laser measurement system. I have Rhenishaw XL80 system. Please tell the...

28 February 2021 4,890 3 View