PTA stain -->
phosphotungstic acid stain
medical dictionary

<technique>

The first general stain used for electron microscopy; a selective stain for extracellular components such as elastin, collagen, and basement membrane mucopolysaccharides; it can be followed by uranyl acetate or lead.

Synonyms: PTA stain.

Acronym: PTA stain

(05 Mar 2000)