This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Miscellaneous, Subject name: Biochemistry
Assay for lipid peroxidation is: 
Select and explain. 
A. MTT Assay, B. FOX assay, C. Ame's test, D. Guthrie's test
B: FOX assay
Answer: B: FOX assay 
Explanation: Free radical measurement can be done by : FOX assay - (Ferrous oxidation in Xylenol) Estimation of Dialdehydes (e.g. MDA- Malon dialdehyde) Pentane and methane measurement in exhaled air