What different between DPPH and ABTS assays when it comes to AOA determination?

More Ibrahim Khalifa's questions See All

Ask about the most moderation directions in natural components extraction and identification ?

I want to update my background about isolation of bioactive components ways from plants sources. So if you have any advice or something else, tell me please.

01 January 1970 1,307 3 View

Fingerprint analysis, what about their advantage in chromatography analysis, and what does it mean?

more information, please!!

01 January 1970 488 3 View

What is the relation between hyphal extension inhibition and mycelia yield assay for antifungal determination?

What is the relation between them, and if you know about a paper in this point, please could you recommend it to me me for any fungal strains?

01 January 1970 7,314 3 View

please can you help me for obtained this methods (AACC Method 56-10 ) (AWRC)

(AWRC) in baking products

01 January 1970 5,789 0 View

What about the 3T3-L1 cells and in vivo "animal" studies?

Please give me your suggestions and opinions about the major difference between both of them, and what is the best method and mostly moderately?

01 January 1970 507 0 View

What is the best software for Box-Behnken experimental design?

Please anyone support me with the best software and the free one to design more than three factor experiment.

01 January 1970 1,864 3 View

How can I estimate the soluble dietary fiber and insoluble dietary fiber in flour?

Dietary fiber.

01 January 1970 1,955 5 View

Why the obtained results of antioxidant activity measured by DPPH and ORAC are very similar and vice versa of ABTS?

Asking about the mechanism of ABTS, DPPH and ORAC, due to I found the same results both of DPPH and ORAC, conversely ABTS, so why that happens?

01 January 1970 6,721 2 View

Phytochemicals extraction methods, which is the best?

We can use a lot of methods to phytochemical extraction from different sources, Which is the best? Can any one provide me the suitable answer from your experiments?

01 January 1970 941 12 View

Is the fluorescence of protein related with its solubility or no, and how the solubility affect its fluorescence intensity?

For experts, could u inform me the relationship between the solubility and fluorescence intensity for a protein solution. Thanks in advance....

01 January 1970 1,443 0 View

Which Scopus Journal provides the most affordable fees?

"PUBLISHING IN A SCOPUS JOURNAL" Researchers are now at a cross road. The critical need to publish in a Scopus or ISI, etc journal is ever vital. Journal Publication fees must be submitted....

10 August 2024 8,621 1 View

Seeking Advice on Viability and Execution of Undergraduate Thesis Topic?

Hello everyone, I am currently developing a thesis proposal and would appreciate your input on its viability and how to effectively carry it out. My proposed topic is: "Does the perceived threat...

10 August 2024 8,992 0 View

Who will be moral responsible for the death of thousands of people in the event of an earthquake?

Who will bear moral responsibility for the deaths of thousands of people in the event of an earthquake? Weeks and months remain before the onset of strong earthquakes that bring death to...

08 August 2024 6,134 12 View

Is it possible to plot the atom-projected band structure using GPAW?

Hi, I'm currently working on a project where I need to plot the atom-projected band structure using GPAW. I've been able to calculate the band structure for my material, but I'm having trouble...

07 August 2024 269 3 View

Should I include H atom into C3N5 when i am doing DFT modelling?

Hi all, my experimental XPS results shown that my C3N5 sample consists of N-H bond, hence in this case I should incorporate the N-H bond into my DFT modelling. However, I do notice several papers...

07 August 2024 8,414 2 View

What precautions should be taken while handling S. aureus enterotoxin Type B in the lab?

I would like to understand potential safety concerns while handling SEB in the lab. Especially while working in animal house facility. Would like to know precautions for handling. Sigma MSDS...

07 August 2024 6,034 3 View

How to normalize and take the significance of the MTT OD values with 3 replicates for the same cell-line?

Hi, I have a question about normalizing the MTT OD values for doing the statistical analysis. So, if we have 3 different plates and we call them 3 different replicates, so, first we would...

07 August 2024 8,106 4 View

How can I calculate IC50 in DPPH test by using graph pad prism software?

How can I calculate IC50 in the DPPH test using graph pad prism software? or suggest a manual method and other software to calculate the IC50 value.

06 August 2024 8,848 3 View

Hello Everyone ! I'm looking for a good journal to publish my manuscript with low publication cost?

I am Looking for a Science Journal with good impact factor and low publication cost to publish a review paper. Your suggestions would be appreciated.

06 August 2024 6,796 3 View

Why activated CAR-Jurkat cell could not kill targets?

Previously when I co-coluture anti-CD19(FMC63) CAR-Jurkat with Raji with E:T=5:1, Jurkat can eliminate Raji in 24h. However, when I test another CAR construct, although I can dectect totally CD69...

06 August 2024 641 2 View

Ahmed Mostafa

how are you Dr Ibrahim ? , hope you are fine

check this paper

Comparison of ABTS/DPPH assays to measure antioxidant capacity in popular antioxidant-rich US foods ,

Journal of Food Composition and Analysis

Volume 24, Issue 7, November 2011, Pages 1043–1048

you will find it in fb messages

of course

you are welcome

check your mail inbox on RG

Jerome Roy

Mr Abdo,

could you please send it to me too?

Evren Caglar Eroglu

you can check this paper

Article ABTS and DPPH methods as a tool for studying antioxidant cap...