Research Article

Association between Argyrophilic Proteins of Nucleolar Organizer Regions, Clinicomorphological Parameters, and Survival in Non-Small-Cell Lung Cancer

Figure 1

Argyrophilic proteins associated with nucleolar organizer regions (AgNOR) in nuclei of cells of moderately differentiated squamous cell lung cancer without (a) and with (b) metastases to regional lymph nodes. Silver nitrate staining, original magnification ×1000.
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(a)
891917.fig.001b
(b)