For DISCUSSION AND CONCLUSION, you should discuss the results from the experiments which were delivered to you online in RESULTS section. Your discussion could reflect: 1) Are the results in each

image expected or not according to the experimental design? If not, what could have possibly gone wrong in the experiment? 2) Are there any weaknesses in the results? How can they be improved? 3) Contrast the cellular and tissue morphology between normal and suspected liver tissue; 4) Based on your experimental design, can you perform pairwise comparisons of your results? 5) Overall conclusions 6) Using 3 recent references in Harvard Referencing Style to critically evaluate the biomarker PCNA used in this IHC method for liver cancer diagnosis, and propose an alternative biomarker that may be better; 7) This section should NOT exceed 500 words in total (excluding references).