AgNOR

(redirected from Argyrophilic Nucleolar Organizer Region)
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AgNOR

Argyrophilic Nucleolar Organizer Region. A loop of nucleolar DNA which encodes rRNA. AgNORs reflect proliferation; the number of AgNORs may correlate with tumour behaviour. In Kaposi sarcoma, AgNOR staining in tissue increases as the tumours become more aggressive.
References in periodicals archive ?
Correlation of Mean Argyrophilic Nucleolar Organizer Regions and Agnor Proliferation Index with Estrogen Receptor Status in Carcinoma of breast.
Patterns of Argyrophilic nucleolar organizer regions in pleural and peritoneal effusions.
PROLIFERATION MARKERS, -AgNORs, CORRELATION WITH GRADE OF INVASIVE DUCTAL CARCINOMA OF BREAST
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