What corporate social responsibilities do social media companies have in relation to the use of psychographic profiling in advertising ?

What are the responsibilities of CSR ? What social media companies have done to protect the privacy or information of their users ?

12 October 2020 433 5 View

Tissue Digestion with proteinase k gives "invisible" globule"?

I'm digesting a few different mammalian tissues with a spin kit and proteinase k. Some tissues (esp. testis and pituitary gland) look fully digested and clear. But once the lysis buffer is added,...

09 August 2020 4,443 2 View

Can I use a spin column kit to extract DNA from bull testis?

I'm extracting DNA from various bull tissues and there are some that don't work with a spin column kit, like brain tissue that contains a lot of lipids. For those, we do Phenol-chloroform...

05 August 2020 2,126 2 View

In what cases does blood pass through implants according to the Darcy law?

Hello! I would like to understand in what cases blood or some other biological liquid passes through implant or graft with some porous microstructure according the Darcy law (thanks to the...

26 March 2020 8,670 14 View

K10/K6 and PHQ9 comparison?

Hi Is anyone aware of a publication or article discussing the convergent validity or crosswalk of the K10 and PHQ9 for a measure of depression? Many thanks

03 March 2020 8,601 1 View

Whats the difference between chitosan -tpp and sodium alginat-cacl2 in the making of nanoparticle?

why most people use chitosan tpp instead of alginat-cacl2 as a nanoencapsulation?

13 February 2020 251 3 View

How to measure adolescents' career maturity / vocational training maturity?

I found literature of and about J. O. Crites' Career Maturity Inventory. I cannot find the inventory tool /items. May someone shares their experiences and ideas on this topic with me? Which...

11 February 2020 1,387 3 View

HEK 293 MSR cells die/detach after transfection?

We have used TransIT-X2 (Mirus) for years to transfect different cell lines, but suddenly I am having a lot of trouble with my HEK 293 MSR cells becoming very round and dying/detaching soon after...

07 February 2020 6,375 3 View

Is it really necessary the clean-up step after PCR for digesting with DpnI?

I've read different protocols, starting for the QuikChange one, and there's no call for cleaning up after PCR. However, I did clean up as suggested by other researchers, so the polymerase doesn't...

12 November 2019 9,677 5 View

Should postgraduate students be required to transcribe research interviews or can they be allowed to analyse the aural (recorded) data?

Should postgraduate students be required to transcribe research interviews or can they be allowed to analyse their aural (recorded) data? I have a postgraduate student who wants to analyse her...

24 October 2019 2,006 6 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

How to compare two groups with only two measurements?

Hiiiii everyone! I have an enquiry on statistical analysis. I was looking for many forum and it's still cannot solve my problem. I want to compare means of two groups of data but only with two...

03 March 2021 8,796 3 View

Enhanced Yellow Fluorescent Protein (Aequorea victoria) DNA sequence?

I am on the lookout for the Enhanced Yellow Fluorescent Protein (Aequorea victoria) DNA sequence. Does anyone know where I can find it? Thank you in advance

03 March 2021 3,568 1 View

What kind of fluid could I use for a pitfall trap that also does not invalidate molecular testing?

Hi, I want to start testing pitfall trap to obtain ants samples, but I need to conduct molecular analysis on those insects. So, what kind of fluid can I use? Ethanol expires too early and I need...

03 March 2021 5,978 5 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

After a reference from Int J Body Compos Res, can any body help?

Hi, I am after the reference below, my library says it cannot obtain a copy either locally or internationally, any help appreciated! Chris Wang ZM, Heshka S, Wielopolski L, Pi-Sunyer FX, Pierson...

03 March 2021 6,193 1 View

Do we need to write protocol for a second study of a systematic review that has been registered and published?

I have conducted and published a systematic review and meta-analysis research with the topic related to public health and health pomotion (protocol was registed in PROSPERO). Now we want to...

03 March 2021 8,920 3 View