Mohamad Sofi Abu Hassan

5 Questions 4 Answers 0 Followers

Questions related from Mohamad Sofi Abu Hassan

How to minimize aggregation of green synthesized nanoparticles?

I synthesized gold nanoparticles by using natural resources as a reducing agent. However, I keep getting heterogeneous solutions instead of homogenous solutions. I am conducting a...

21 December 2021 6,202 11 View

What is the negative values from standardized data of Integrated Biomarker Response (IBR) mean for further computation of Z value?

I am computing my biomarker data to compute out the Integrated Biomarker Index (IBR) to compare the integrated responses of multi - biomarker at different sites. As referred to (Devin et al.,...

22 February 2020 7,461 2 View

The Response of Antioxidant System Towards The Oxidants' Origin

Reactive oxygen species (ROS) are produced endogenously and exogenously which indicates they are influenced by both internal and external origin. I was thinking. If we are measuring the stress...

01 January 1970 4,845 3 View

should SOD absorbance be negative?

I was using xanthine oxidase as superoxide generator and cytochrome c as superoxide detector in performing SOD assay. I keep getting negative absorbance for the results. Based on literature, there...

01 January 1970 2,655 1 View

How to determine the 50% inhibition rate of SOD Enzyme?

To measure SOD activity, I am performing a dose inhibition curve with a few series of different sample amount in order to determine the right sample amount that reduces the rate of oxidation of...

01 January 1970 8,426 4 View