Is there any formulas or equations to calculate the dose of a drug for transdermal and topical patch preparation?

I want to prepare a topical and a transdermal patch system of a certain drug which is only available orally at the moment. How can I calculate the dose of the drug for the patch system? For...

04 May 2019 8,456 7 View

It is possible to synthesize Procaine from TEA and PABA?

I am trying to develop a simple Organic Chemistry Lab that will teach students on how to conduct Esterification reaction. The catch is that the synthesized molecule should have recognized...

06 July 2018 7,254 2 View

How can I obtain the article by Bauer and Kirby regarding their method of disc diffusion assay?

I am trying to download the original paper by Bauer and Kirby, 1966 regarding their method. But with browsing the journal, it shows articles up to page 492, but the article is at page 493-496. I...

31 December 2017 256 0 View

Is it possible to develop a rudimentary method of estimating gene expression using Normal PCR?

I have no expertise with PCR at all, but I do understand the principle behind PCR, qPCR and RT-PCR. I want to estimate the expression of certain gene in bacteria. But right now, I only need a...

11 December 2017 3,496 6 View

Is there any primer that can be used for molecular identification of E. coli, Staph. aureus, and S. typhi?

I want to confirm the identity of some clinical isolates of E. coli, Staph. aureus, and S. typhi using PCR. I am looking for a single pair of primers which can be used to produce PCR product of...

10 November 2017 8,229 4 View

How to select solvent for stock antibiotic solution preparation?

I am trying to determine MICs for several clinical isolates for Linezolid, Amikacin sulfate, Ciprofloxaxin HCl, Cefixime trihydrate, and Chloramphenicol. But I am having problem preparing the...

10 November 2017 8,465 2 View

How reliable is Toxicity Estimation Software Tool?

I have come across a software called Toxicity Estimation Software Tool (TEST) in the EPA website. They predict mutagenicity, developmental Toxicity etc. I would like to know if anyone here used it...

10 November 2017 1,657 4 View

Is preparation of chromic acid from potassium/sodium dichromate possible?

I want to use chromic acid as an oxidizing agent in an organic reaction, but I don't have chromic oxide. I have potassium dichromate and sodium dichromate in large amount though. So, I started...

08 September 2017 2,664 3 View

How to identify E. coli conclusively?

08 September 2017 2,037 8 View

IsPreparation of Tryptic Soy Agar from TSB and Agar possible?

I have purchased commercial pack of Tryptic Soy Broth. I already have Agar Powder available in my Lab. Now I need TSA for preserving bacteria using Agar slant/Mineral oil method. I don't want to...

08 September 2017 1,568 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

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

Chlorinated organic formation in odor control scrubbers using hypochlorite?

I'm involved in a study of odor control technologies for municipal wastewater treatment plant. One of the control options involves a chemical 2-stage (acid/alkaline) packed bed scrubber. The...

03 March 2021 3,661 2 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

What solvent can I used for Paal Knorr reaction between 6-amino hexanoic acid and 2.5 hexanedione?

I am try to make the Paal Knorr reaction between 2.5 hexnedione and 6-amino hexanoic acid, my problem is type of solvent to use, because 6-hexaminohexanoic acid is soluble in water but I am not...

02 March 2021 4,443 2 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