How to dissolve L-DOPA in saline?

More Mohannad A. Almikhlafi's questions See All

Could you help me to find a research topic or something related to the Islanding detection on smart grid system?

I’m a graduate student and I’m going To start my thesis research , could you help me to find something related to the islanding detection to research about ,thank you at all

06 January 2021 6,694 5 View

DPPH antioxidant assay?

Has anyone experienced an increase in the absorbance reading with increasing concentration of a substance with expected antioxidant effect using the DPPH assay?

10 July 2019 3,734 3 View

Can I use go taq green Master mix for PCR, in adapter ligation method ?

Hi all, I am trying to identify flanking sequence for insertion site, using adapter method, so since I check the protocol, the master mix of the PCR reaction includes: 5x cresol-red glycerol,...

07 January 2018 5,738 4 View

Does seeing boxing and wrestling matches increase or decrease violence in society?

In USA and Europe, wrestling and boxing have a wide popularity, like UFC and WWE. Does watching violence reduce the aggressive in human been ?

29 May 2017 8,074 81 View

Which is better test cylinders or cubes in estimating concrete strength ?

Some specifications recommend testing cylinders, others recommend testing cubes !

28 February 2017 8,154 23 View

Is there any harmful effects of concrete additives on the strands ?

In prestressed concrete, additives always are used. There are different types of them. There effects should be known.

27 February 2017 864 15 View

Any literature comparative between contingency theory and other theories related with management accounting and organisational performance ?

1. comparative contingency theory with other theories. 2. is the contingency theory adequate for management accounting research. 3.can the management accounting practice improve the...

16 February 2016 7,212 4 View

Did anybody sequence UGT 1A1 gene?

I find controversial data on the primers used in amplification and sequencing the promoter and all exons 1-5, can anybody help?

12 July 2015 8,498 1 View

Does anyone have an application for analyzing peptides and amino acids with shimadzu LCMS-8040 LC/MS/MS System ?

Shimadu LCMS-8040 LC/MS/MS System i need an application for analyzing peptides and amino acids for my research

06 July 2015 2,178 9 View

What is the name of the chemical binder used to rebind coal powder?

what is the name of the chemical binder used to rebind coal powder released from coal during package and marketing

21 January 2015 729 4 View

How to calculate CCS for Sodiated adduct ions and Multiply Charged Ions?

I'm currently working on calculating the collision cross section (CCS) for various ions, and I'm facing challenges when dealing with sodiated and multiply charged ions. Most of the resources I’ve...

08 August 2024 8,329 0 View

Methyl jasmonate preparation ?

How do I calculate the stock solution to apply 100 uM MeJA for 1000 ml of plant nutrient medium ?

01 August 2024 723 0 View

Inquiry on Maximum Nucleic Acid Volume for 2.5 mL Liposome Solution?

I am currently working on a project involving liposomes and need to determine the maximum volume of siRNA that can be added to a 2.5 mL liposome solution with a total lipid concentration of 10...

30 July 2024 6,420 1 View

How can I use DFT-D3 correction ( Siesta version 5.0.1)?

Dear Siesta Users, I installed Siesta 5.0.1 and I want to use Grimme's D3 correction. According to the 5.0.1 manual, I could use a few parameters to include the D3 correction in the...

27 July 2024 5,748 0 View

EDC carbodiimide and NHS easter 's half life among different pH?

It has been long known that EDC carbodiimide and NHS easter's half life agains hydrolysis are highly related to pH. However, very surprisingly, not yet found a paper giving a table/chart of their...

25 July 2024 8,738 0 View

Mechanochemistry: ball to powder mass or ball to powder volume?

I run mechanochemical reactions that involves the use of a large amount of catalyst (1:1 molar ratio to the reactant). When I try to understand the effect of amount of catalyst on the reaction, I...

23 July 2024 9,938 1 View

How do you get pure primary macrophage cell culture?

I have been harvesting monocyte-derived macrophages from buffalo and cattle fresh whole blood using the same protocol for years and getting good macrophage cultures. Below is the protocol that I...

23 July 2024 4,074 2 View

How to eliminate the carry-over effect in GC-MS/MS system?

Hi, I am a PhD student working at Jagiellonian University, Faculty of Chemistry. My work is related to the development of new analytical methods for the quantification of short-chain fatty acids...

22 July 2024 5,492 6 View

MDCI module in Orca software?

Dear Researchers, My question is associated with the "MDCI" method in Orca. Please let me clarify my question using a simple example: Suppose we are going to perform CBS extrapolation using "!...

21 July 2024 1,632 0 View

How do I prepare a working stock solution of 14C sodium bicarbonate to get a final activity of 3uCi?

I need to make a stock solution for radioisotopic incubations of freshwater sediments to study dark primary productivity but I have some confusion as to how I calculate the concentration of 14C...

15 July 2024 5,898 0 View