How we can correct the slide?

i am doing research on E.feacalis that is grown in dentin and after that, we did a gram stain for the sample my Q first does the gram stain consider as reliable tool for testing and seeing the...

14 February 2021 6,697 1 View

Calculating the CFU?

i am constructing research for the antibacterial activity of the medication and I am testing it by %RCC, so my Q after I did 10 serial dilutions for the bacterial suspension can we do plating for...

04 February 2021 5,886 1 View

How to determine the types of gene resistance of beta-lactamase to perform to my samples by PCR?

Greet to everyone. I did antibiotic resistance by vitek2 compact and I found beta-lactamase resistance phenotypically in Gram-negative bacteria. How can I determine types of bet-lactamase genes to...

05 September 2020 8,898 5 View

Hi, I want to run simulation with YASARA for different part of my protein separately but I dont know how to run?

I am working on enzyme engineering and want to run the simulation for my enzyme the open and closed conformation to see the effect of the mutation on my enzyme as its located on the lid. However,...

10 May 2020 2,625 1 View

Are there any guidelines to choose antibiotic genes resistance for beta-lactam to do multiplex PCR?

I isolated some Gram-negative isolates that appear high resistance to most antibiotics. I want to do multiplex PCR to isolates for beta-lactam gene resistance. are there any recommendations to...

22 February 2020 4,842 6 View

Is there a way to transform a function of two variables into one variable?

Hello, Assume that I have Z=f(x)+g(y). Is there a way that I can write Z as a function of one variable w that relates f(w) and g(w)? Thanks in advance for your help,

29 August 2019 3,132 1 View

Does boiling method for extraction of bacterial DNA is suitable to obtain bacterial and plassmid DNA to work on antibiotic resistance genes?

I work on antibiotic resistance genes in bacteria. Resistance genes present on plasmid. I extract DNA using boiling method. Does this method suitable to obtain plasmid DNA to study resistance...

04 April 2019 6,639 15 View

Sample size in experimental probability?

according to the probability theory, suppose that we calculate the experimental probability of students who prefer mathematics and it was .70%from a sample of 20 students (14/20), is that correct...

06 January 2019 3,681 6 View

Is international journal of innovative research in information security a recognized journal? or it is a fake one?

I want to publish a paper at a journal but I am confused where my experience is not too good to differentiate between fake journals or not.

22 December 2018 4,472 2 View

Does Qiazol enables the extraction of proteins and DNA from the same sample along with RNA extraction?

I want to extract proteins and RNA from tissue samples. TRIzol reagent is not available in our labs. We have Qiazol instead? Does it do the same job? Are these products comparable in efficiency?...

13 October 2016 619 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

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

How two melting peaks in DSC of polypropylene can be merged into one crystallization peak?

The figure shows DSC cooling (blue) and 2nd heating (green) curves (step: 10 K/min) for a commercial sample supplied as Atactic Polypropylene (APP). The heating curve illustrates two major...

03 March 2021 5,857 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

Why are the velocities so high in my Boussinesq approximation Fluent simulation?

Hello, I have a mechanism where air rises due to convective flows. In this simulation, nothing is driving the air except this. I understand that the Boussinesq approximation only works for small...

02 March 2021 4,910 3 View