WebThe method is similar to Grocott's modification of Gomori's methenamine silver (GMS) method, but periodic acid is substitutedin place of chromic acid and very dilute ammoniacal silver in place of methenamines silver, suitable for use in a microwave oven. AbstractA staining method for demonstrating Pneumocystis Carinii and fungi in unfixed specimens … Webfor argyrophilic granules using the Churukian Schenk microwave method3 (Fig. 2a). Erythrocytes in the vascular spaces within the tumor and the ste roid hormone-producing cells in the compressed adrenal cortex were consistently negative. Addi tionally, the cytoplasm of neoplastic cells stained consistently positive with moderate intensity for

A comparative study of generic stains for carcinoid secretory

WebHi Terri, I agree, Churukian's Ammoniacal silver method is very good. I assume you are referring to the method given in Churukian, C. J., & Schenk, E. A. (1988). Staining Pneumocystis carinii and fungi in unfixed specimens with ammoniacal silver using a microwave oven. Journal of Histotechnology, 11(1), 19-21. WebMar 1, 1990 · A Warthin-Starry Method for Spirochetes and Bacteria Using a Microwave Oven. C. Churukian, E. Schenk; Chemistry. 1988; TLDR. The method is similar to the Warthin-Starry procedure except that the silver impregnation and reducing steps are done in a microwave oven and an acetic acid-glycine solution is used in place of citric acid. inability to void

Churukian-Schenk Argyrophil Method - University of …

WebJul 22, 2014 · Only a small area of remaining medulla was present. A Churukian-Schenk stain, which highlights argyrophilic neurosecretory granules in the adrenal medulla, did not identify any granules in the neoplastic cells; however, a small piece of remaining adrenal medulla was positive (Figures 2(c) and 2(d)). http://www.nyhisto.com/wp-content/uploads/2011/08/Onstage_V30_I1_1210.pdf WebThe Churukian-Schenk technique demonstrates argyrophil granules, and thus requires a reducing (developing) solution; the Schmorl and Fontana-Masson are argentaffin methods, and the Hall (bile) stain requires oxidation. p. 216. 10. Rhodanine is used to demonstrate: a. ferric iron b. copper in a hurdle race a runner has probability