Saturday, June 11, 2011

Sinonasal papilloma with squamous differentiation

Nasal mucosa; look at the squamous metaplasia
The classical inverted papilloma showing both squamous and pseudostratified columnar cells.
Here is another, more characteristic squamous differentiation

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Column chromatography

 A jar of snacks (namkeens) demonstrate the principles of column chromatography to a fairly accurate extent. In a column consisting of diffe...