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윤하식(Ha Sik Youn),정보섭(Bo Sup Chung) 한국생약학회 1987 생약학회지 Vol.18 No.2
3-O-acetyl pomolic acid methyl ester and p-coumaric acid methyl ester were isolated from the root of Spiraea prunifolia var. simpliciflora NAKAI and their structures were identified on the basis of spectral data.
Tonsillar Lymphangiomatous Polyp in a Dog
최완규,이광섭,김낙형,윤하식,정지열,김재훈 한국임상수의학회 2020 한국임상수의학회지 Vol.37 No.6
A 12-year-old female spayed miniature schnauzer with one month history of halitosis had a cylindrical protruding mass about 2 × 2 × 1 cm in size arising from the right palatine tonsil. Histopathologically, tonsillar mass was covered with stratified squamous epithelium and many lymphoid follicles with germinal center were existed in the upper area of submucosa. Numerous variable sized, occasionally cystic dilated vascular channels (thin walled lymphatic channels) lined by flattened, discontinous endothelial cells were widely distributed throughout the core of fibrovascular stroma. According to immunohistochemistry (IHC), lining endothelial cells in vascular channels showed strong immunoreactivities for CD31 and von Willebrand factor. Based on the gross, histopathologic, and IHC findings, the oral mass of dog was diagnosed as tonsillar lymphangiomatous polyp, the second case in a veterinary field.