Fig. 8From: The immunofluorescence techniques in the diagnosis of endocrine autoimmune diseasesIndirect IF on human unfixed parathyroid tissue. Pattern produced by a serum of a patient with chronic hypoparathyroidism: this serum stains the cytoplasm of cells of parathyroid (a, b). This reaction is not against chief cells of the parathyroid gland but against oxyphil cells rich in mitochondria and it recognizes a human mitochondria antigen of 46 kDBack to article page