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여포상 갑상선종양에서 신생혈관형성 및 혈관내피성장인자(VEGF)의 발현의 의의
류기선(Ki Sun Ryu),소의영(Euy Young Soh),임현이(Hyun ee Yim),김명욱(Myung Wook Kim) 대한두경부종양학회 1998 대한두경부 종양학회지 Vol.14 No.1
Tumor growth and metastasis depends on angiogenesis. Vascular endothelial growth factor (VEGF) is a potent mitogen for vascular endothelial cells in vitro and promotes neoangiogenesis in vivo. Objective: Follicular thyroid cancers(FTC) are a vascular tumor and traditionally metastasize via blood vessels. Likely other cancers, angiogenesis may playa important role in FTC. We, therefore, investigated the expression of VEGF and microvascular density by immunohistochemistry in FTC and follicular adenoma(FA). Materials and Methods: Findings of immunohistochemical stainings for VEGF and CD31 were measured by grading scale from +1 to 4+(strongest) and by counting the stained microvessels in 14 FTCs and 14 FAs. Results: 1) Expression of VEGF. a) FTCs have stronger expression than FAs in areas of tumor adjacent to capsule(mean±SD3.2±0.9vs2.0±0.9, p 2.3±0.7vs1.3±0.6, p 78.9±27.3vs38.7±15.6, p 75.5±23.3vs27.8±10.7, p 0.05). Conclusion: The higher expression of VEGF and microvascular density in FTC suggests angiogenesis plays an important role in progression of FTC.
劉基善,劉一晟,崔月鳳 최신의학사 1968 最新醫學 Vol.11 No.10
The authors present here the following results showing the effect of horse serum to mast cells in mesentery and gasto-intestinal tract, using adult male mice (D.D.O./Lee System) weighing under 20 gm seized with antibody-formation and anaphylactic shock by a normal horse serum injection. 1. In normal group the must cells counted comparatively 32.6 in mesentery, 64.6 in gastrointestinal tract,. the majority of which -was of deep-stained polygranules. 2. In sensitized group the mast cells counted without significant distinction of number as compared with normal group while 4 slight a-granulocytosis and reduced stain-ability were found. 3. In anaphylactic shock group reduction of granules as well as mast cells in number, vacuolation and extra-cellular phenomenon were remarkably found.
마늘, 고추 및 커피經口投與가 흰쥐 胃腸管 Enterochromaffin Cell에 미치는 영향
劉基善,劉一晟 최신의학사 1968 最新醫學 Vol.11 No.10
The authors present here the following results showing the effect of a tolerable quantity of garlic, cayenne and coffee to the enterod romafTin cells in the gastro-intestinal mucosa of albino rats weighing under 200 g, as well as the histological figure on the above mentioned mucosa. 1. A slight epithelial desquamation and tissue edema were found in the gastric body and pyloric portion of, albino rats. .2. The enterochromaffin cells decreased remarkably in number in cayenne-tested group and tended also to decrease in general in garlic or coffee-tested groups of albino rats