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  Indian J Med Microbiol
 

Figure 5 (a) Photomicrograph showing oral squamous cell carcinoma (hematoxylin and eosin, 10×). (b) Photomicrograph showing evident keratin pearls (grass-green color) and depth of tumor invasion in oral squamous cell carcinoma (modified Cajal trichrome stain, 10×).

Figure 5 (a) Photomicrograph showing oral squamous cell carcinoma (hematoxylin and eosin, 10×). (b) Photomicrograph showing evident keratin pearls (grass-green color) and depth of tumor invasion in oral squamous cell carcinoma (modified Cajal trichrome stain, 10×).