FOOD SCIENCE ›› 2006, Vol. 27 ›› Issue (9): 236-241.

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Catechin Microcapsule on Podocin Expression in Rats with Nephrotic Syndrome Induced-adriblastine

HE  Xiao-Jie,   Yi-Zhu-Wen,   Bai-Hai-Tao, MO  Shuang-Hong,   Zhang-Hui-Qiong,   Geng-Wen-Mao,   Dang-Xi-Qiang   

  1. Laboratory of Pediatric Nephrology, The Institute of Pediatrics, The Second Xiangya Hospital of Central South University, Hunan Province Clinic Central of Pediatric Nephrology, Changsha 410011, China
  • Online:2006-09-15 Published:2011-10-20

Abstract:
【Abstract】 Objective: To observe the effects of catechin microcapsulation on WT1 expression in rats with nephrotic syndrome induced-adriblastine. Methods: 112 female SD rat are randomly distributed respectively in control group, nephrotic syndrome group, dexamethason group, VE group, catechin group and microcapsule group. Catechin microcapsule is made by the way of mist spray dehydration and nephrotic syndrome rats are caused by injecting adriblastine. Before rats killed, we collect blood and kidney tissue, Podocin expression in kidney is observed by indirect immunofluorescence. Podocin mRNA expression in kidney is observed with RT-PCR. Results: Expressions of Podocin on foot process in the other groups are all lower than that of the control, while by the the 6th, there is no significant difference between that of the Dexamethason and the control, and it was higher in the catechin group and the catechin microcapsulation -treated group compared with that of the VE group. When the former two groups were compared, that in catechin microcapsulation -treated group was higher than that in catechin -treated group. Podocin mRNA expression were accord with Podocin protein expression. Conclusion: Catechin microcapsulation could up-regulate Podocin expression of protein and gene in rats with nephrotic syndrome induced-adriblastine, the technology of microencapusulation could help to upgrade the biologic effect of catechin.

Key words: microcapsulation, catechin, nephrotic syndrome, Podocin, rat