Dear Javed, thank you very much for asking this interesting question. In this context please note that you can check the answers given to numerous related questions which have been posted earlier on RG. Cited below please have a look at all RG questions and answers related to the topic "lipid peroxidation":
Also please go through the following potentially useful reference describing a protocol for the use of 3,3′-diaminobenzidine (DAB) staining:
Detection of Hydrogen Peroxide by DAB Staining in Arabidopsis Leaves
Article Detection of Hydrogen Peroxide by DAB Staining in Arabidopsis Leaves
This article has been posted as public full text on RG so that it can be freely downloaded as pdf file. In this context, also please see the answer given to the following question: