dark ground illumination

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Related to dark ground illumination: Dark field microscopy
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Noun1.dark ground illumination - a form of microscopic examination of living material by scattered light; specimens appear luminous against a dark background
microscopy - research with the use of microscopes
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References in periodicals archive ?
For patients with Genital ulcers, dark ground illumination (DGI), smear for multinucleated giant cells, Gram's stain, and Giemsa staining of tissue smears were done.