How can I determine superoxide radical (O2 -) and hydrogen peroxide (H2O2)? Assay available?

More Aileen Santini Santiago's questions See All

In the context of leadership and management theories, how do organizational leadership and corporate leadership differ?

May differ in their approaches to strategic decision-making, stakeholder engagement, and sustainability initiatives.

02 June 2024 1,559 9 View

In South Africa, how do environmentally conscious consumers perceive the product innovation strategies of plastic converters?

Has anyone perhaps got any information on how environmentally conscious consumers perceive the product innovation strategies of plastic manufacturers?

19 April 2024 1,734 3 View

What are the impacts of regional variations in antibiotic resistance patterns on patient outcomes, and what can be done to address these variations?

This question was asked to understand how variations in antibiotic resistance across different regions affect the way patients are treated and how their health outcomes are affected. The inquiry...

22 February 2024 3,339 2 View

Besides Rietveld refinement is there another methodology to do a quantitative analysis with XRD data?

i just want to know if there are more options to do a quantitative analysis with xrd data

02 February 2024 2,458 2 View

Economics ,prices and privatisation as a solution for water sector management?

Economic market implementation for water and involvement of private sector in water management

11 January 2024 6,972 1 View

Any interesting work about pulmonary vascular resistance and pulmonary total resistance among high-altitude dwellers?

I am interested in different techniques assessment through the years (i.e., 50´s and nowadays) and clear definitions of both terms, as well. Thanks in advance!

15 November 2023 2,398 1 View

Conversion of Odd Ratio of log-transformed variable to OR of original variable in logistic regression?

I have retrieved a study that reports a logistic regression, the OR for the dichotomous outcome is 1.4 for the continuous variable ln(troponin) . This means that the Odds increase 0.4 every...

14 November 2023 8,513 3 View

Convert odds ratio of a regression with a continuous variable, to OR of a dichotomous variable?

I have the OR of a logistic regresion that used the independent variable as continuous. I also have the ORs of 2x2 tables that dichotomized the variable (high if >0.1, low if < 0.1). Is...

13 November 2023 8,230 4 View

Is there any defined and scientifically accepted range of relative frequency of myeloid suppressor cells (MDSC) in healthy people?

Good afternoon. I'm trying to research about MDSC in humans. Certainly there's a lot of research about frequency of MDSC (measured by flow cytometry) positively correlated with the progression...

11 August 2023 4,922 1 View

In calculating viscosity binary mixtures, what is the scientific basis for using the mole fraction or volume fraction of each of the two components?

For example, when calculating the viscosity of a mixture of hydrocarbons using the Arrhenius, McAllister or Grunberg and Nissan equations.

03 August 2023 1,613 0 View

Why results of ROS flurescence are negative as there was no bacteria within?

Hello. I am working on ROS production of two systems: system A is cerium oxide and hydrogen peroxide, system B is cerium oxide nanoparticle, hydrogen peroxide and potassium bromide. I did some...

04 August 2024 5,974 3 View

How to Transform my handy-wavy explanation of why group I/II metals oxides in aqueous solution are basic into a rigorous argument?

I heard an explanation about something being a better proton acceptor or lone pair donor but that doesn't make sense. I couldn't explain in in terms of acid-base theory. The hand-waving way I saw...

03 August 2024 9,918 0 View

What is the ionic radius of Hydrogen anion? And how to know the exact ionic radii of the elements?

I'm trying to calculate the tolerance factors of the hydride perovskite and the value calculated by me and the reported values are contradictory. Need more clarity in using the correct ionic radii...

01 August 2024 2,614 1 View

How to make the concentration measurements for the hydrogen absorption/desorption in the metal hydride?

Hello Everyone! I am trying to create a metal hydride system where I am trying to create a temperature control with the emphasis on measuring the concentration of the hydrogen with the hydrogen...

29 July 2024 7,577 2 View

What change would occur in physics if the three different sizes of the proton and the two sizes of the deuteron accepted as new physical constants?

For people today, the enigma of the size of the proton still remains enigmatic. However, being myself a researcher in new physical theory which makes it possible to extend the different standard...

28 July 2024 7,823 1 View

What is the right voltage sweep direction for characterization of HER kinetics?

In general, when performing a Tafel analysis for corrosion resistance measurements, a line voltage scan is performed from say -250 to +250 mV vs. OCV at low scan speed around 0.125 mV/s. However,...

25 July 2024 7,982 3 View

How to saturate steel samples with hydrogen?

I have tried to saturate ferritic steel with hydrogen using the electrolytic method and H2SO4. However, the effect was very poor even after 3 days of "saturation". Can anybody help in choosing a...

24 July 2024 4,393 2 View

When I am trying to distill triethyl amine while drying it over calcium hydride. How do I design the setup to let hydrogen escape without losing NEt3?

I am new to research. The boiling point of triethyl amine (NEt3) is 89 degrees centigrade. I am skeptical that when I will let the hydrogen escape which is getting generated in situ, I will also...

21 July 2024 7,284 4 View

How do i go about my research which is about the integration of solar and wind power to produce green hydrogen?

Let me say I have a solar plant in operation and I want to build up a wind power plant, and later make a hybrid so that I could power the electrolyser as load for green hydrogen production.

14 July 2024 9,547 4 View

How to convert a potential collected with reference to Saturated calomel electrode to Reversible Hydrogen Electrode?

I have collect a LSV data by taking SCE as the reference electrode. But I want to convert this one to Potential with respect to Reversible Hydrogen Electrode. Please suggest me the required...

13 July 2024 7,841 2 View

Willibald Wonisch

An evaluated peroxide method is the TOC (total oxidant capacity) from LDN (Labor Diagnostic Nord) - Nordhorn, Germany. This method was published 2003 in Analytical Biochemistry 316:147-153 by Tatzber et al.

Stephen Fôn Hughes

Hi Aileen

This may be of use: Mild episodes of tourniquet-induced forearm ischaemia-reperfusion injury results in leukocyte activation and changes in inflammatory and coagulation markers. J Inflamm 4, 12 (2007). https://doi.org/10.1186/1476-9255-4-12

Stephen