Study of Collagen Birefringence in Different Grades of Oral Squamous Cell Carcinoma Using Picrosirius Red and Polarized Light Microscopy

Figure 1

Photomicrograph of PSR stained sections under bright field microscope (10x) showing collagen stained deep red. (a) NM. (b) WDSCC. (c) MDSCC. (d) PDSCC.

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