Saturday, June 11, 2011

Stratified squamous epithelium

Stratified squamous epithelium.
1. stratum basale is made of tall cells attached to basement membrane by hemidesmosomes
2. stratum spinosum showing prominent desmosomes
3. stratum granulare showing granular keratin
4. and stratum corneum, after the nucleus is lost

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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...