01 January 2018 1 4K Report

for early detection of colon cancer what are the vital sign and the bio markers for this disease?

More Tasneem Harahsheh's questions See All
What is the reason for cyclic voltagram shift to the right then to the left as shown in the attached figure ?

screen printed carbon electrode was characterized using 5 mM Ferricyanide/ 5mM Ferrocyanide with 0.1 M KCL , with scan rate from 10 to 100 mV/s vs Ag/AgCl , why the shift go to the right then to...

03 April 2019 8,806 6 View

How to modify screen printed electrode with AuNPs using thiosalicylic acid ?

I have gold nanoparticles suspension in citrate buffer and i want to modify the WE of screen printed electrode with is particles using thiosalicylic acid , if any one faced similar work, please...

03 April 2019 1,779 3 View

How to deposit gold nanoparticle onto (commercial) disposable screen printed carbon?

i have carbon screen printed electrode and gold nano particles suspension in citrate buffer, how to deposit the particles on the electrode in a way to get uniform distribution?

02 March 2019 8,150 5 View

If i have protein amino acid sequence how to get the 3D structure?

i have amino acid sequence of protein and I am looking for a free tool can predict the 3d structure, also i have the aptamer of this protein and i want to know how they bind with each other ?

01 February 2019 508 6 View

How to perform an electrochemical deposition of gold nanoparticels suspension in citrate buffer on the working electrode of an electrochemical cell?

i have screen printed electrode and i want to deposit gold nanoparticels on the workig electrode , the particles suspension in citrate buffer. how to do that using electrochemistry?

01 February 2019 4,720 1 View

How should I deposit a mono layer of gold nanoparticles on a screen printed carbon electrode (purchased) using Langmuir?

How should I deposit a mono layer of gold nanoparticles (suspension in citrate buffer ) on a screen printed carbon electrode (purchased) using Langmuir?

31 December 2018 4,666 3 View

How to design read out circuit for electrochemical sensor?

hello, iam working on an electrochemical sensor, to detect protein biomarker using DNA prob, i want to design a read out circuit for my sensor, also i want to know what is the differantce between...

10 November 2018 3,954 3 View

What is the basic different between IDA and SPE?

Currently Iam working on amperometric biosensor using SPCE (screen printed carbon electrode) but I still confuse to figure out what is the different between this electrode with Interdigitated...

10 November 2018 9,608 2 View

What is the optimum dimensions for interdigitated amperometric biosensor?

what is the optimum dimensions for interdigitated amperometric Label-free biosensor( Length, width and separation) for detect protein bio-marker ? also what is the best chose for working...

09 October 2018 3,770 2 View

What are the best solvants and surfactants to deposit gold nanoparticles on carbon substrates using langmuir?

Hello everyone! I am going to start depositing GNPs (diameter around 20nm) on a carbon electrode using Langmuir-Blodgett technique, and I would like to know what is the best solution to start...

09 October 2018 1,139 1 View

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