• Title/Summary/Keyword: Cat kidney

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Morphological study on abdominal organs of healthy cats using omnidirectional radiography and fluoroscopy (다각도 방사선촬영 및 투시법을 이용한 정상 고양이 장기의 형태학적 연구)

  • Shin, Sa-kyeng;Hirose, Tsuneo;Sato, Motoyoshi;Miyahara, Kazuro
    • Korean Journal of Veterinary Research
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    • v.36 no.4
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    • pp.949-966
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    • 1996
  • To establish the method for the most effective radiography and fluoroscopy, the abdominal organs of cats were investigeted using omnidirectional angles with the center of the body as the axis using an omnidirectional protective shielding X-ray system and a $360^{\circ}$ rotary restraint unit for use in small animals. The organs examined were the diaphragm, liver, stomach, colon, spleen and kidney. The results obtained in the present study were as follows: 1. Regardless of gas in the stomach present or not, it was feasible to distinguish the left and right crura in the lumbar portion of diaphragm in the oblique projection inclined over $30^{\circ}$ and under $90^{\circ}$ from the lateral projection. 2. Outlines of the exterior left lobe and the interior right lobe of the liver were observed in the oblique image inclined up to $60^{\circ}$ from the lateral image, while that of the exterior right lobe was noted in the oblique image inclined up to $60^{\circ}$ from the ventrodorsal-dorsoventral images. 3. It was necessary to have gas present in the stomach for detailed morphological observations of the stomach. It was most clearly observed in the right $30^{\circ}$ ventral-left dorsal oblique projection($120^{\circ}$ image) and the left $60^{\circ}$ dorsal-right ventral oblique projection($300^{\circ}$ image). 4. Morphology of the colon was observable in detail by the oblique projection inclined over $30^{\circ}$ from the lateral projection. 5. To observe the whole spleen it was required to have images from the ventrodorsal projection ($90^{\circ}$ image) to the right $60^{\circ}$ ventral-left dorsal oblique projection ($150^{\circ}$ image) as well as those from the dorsoventral projection ($270^{\circ}$ image) to the left-right lateral projection $0^{\circ}$ image). 6. Dorsal and ventral sides of the kidney were observable in the oblique images inclined $30^{\circ}$ from the lateral image. 7. Considering above findings collectively, it was thought that the results of present study might be useful for the analysis of abnormalies in each organ of cat.

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In vivo Study of the Renal Protective Effects of Capsosiphon fulvescens against Streptozotocin-induced Oxidative Stress (스트렙토조토신 유발 당뇨 쥐의 산화스트레스에 대한 매생이 추출물의 신장 보호 효과)

  • Nam, Mi-Hyun;Koo, Yun-Chang;Hong, Chung-Oui;Yang, Sung-Yong;Kim, Se-Wook;Jung, Hye-Lim;Lee, Hwa;Kim, Ji-Yeon;Han, Ah-Ram;Son, Won-Rak;Pyo, Min-Cheol;Lee, Kwang-Won
    • Korean Journal of Food Science and Technology
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    • v.46 no.5
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    • pp.641-647
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    • 2014
  • In this study, we evaluated the effect of Capsosiphon fulvescens extract (CFE) and its active compound, pheophorbide A (PhA), on diabetic kidney failure. Diabetes mellitus (DM) was induced by a single intraperitoneal injection of streptozotocin (STZ; 40 mg/kg body weight (BW)). After a week, the rats were orally administered CFE (4 and 20 mg/kg BW) or PhA (0.2 mg/kg BW) once a day for 9 weeks. After scarification, renal tissue samples were collected for biochemical and histochemical analyses. Our study showed that the treatment with CFE and PhA significantly decreased lipid peroxidation level and the activities of glutathione peroxidase and glutathione-S-transferase (p<0.05), but it increased glutathione level and the activities of glutathione reductase, superoxide dismutase, and catalase in the renal tissues (p<0.05). The CFE- and PhA-treated rats with DM showed improved histochemical appearance and decreased abnormal glycogen accumulation. Therefore, we suggest that PhA-containing CFE could exert renal protective effects against STZ-induced oxidative stress.