口服胶原蛋白诱导免疫耐受对大鼠佐剂性关节炎的治疗作用
投药,,投药,口服;免疫耐受;胶原;关节炎,佐剂性;关节炎,类风湿,0引言,1材料和方法,2结果,3讨论,参考文献
关键词 :投药,口服;免疫耐受;胶原;关节炎,佐剂性;关节炎,类风湿摘 要:目的 探讨口服II型胶原蛋白(CII)对大鼠佐剂性关节炎(AA)的治疗作用及给药时间与疗效之间的关系. 方法 在给予完全福氏佐剂(CFA)致关节炎同时及之前或之后2wk开始经口胃饲不同剂量(0.3,3.0,30.0,300.0μg及1.0mg)的CII治疗SD大鼠的AA,疗程均为3mon. 结果 给予CII口服治疗的SD大鼠,AA的关节症状明显减轻(MMAI43.4±21.0vs13.8±15.9,15.1±8.8,19.1±11.4,P<0.01),病程缩短(101.8±14.5vs34.6±31.1,54.3±31.1,45.4±37.3,P<0.01),晚期致肢体畸形比例下降(100.0%vs30.0%,33.3%,40.0%,P<0.01),病程中关节外表现亦减少(80.0%vs26.7%,20.0%,20.0%,P<0.01);其中,似以致关节炎前开始治疗的CII-A组疗效更好. 结论 口服CII诱导免疫耐受对大鼠AA有良好的治疗作用;预防性用药,疗效似更佳.此结果为口服CII用于人类类风湿性关节炎的治疗提供了动物实验依据.
Suppression of adjuvant arthritis in rats by oral ad┐ministration of collagen
LENG Nan,ZHU Ping,WANG Yan-Hong,HAN Jie,WU Zhen-Biao,ZHANG Hui-Qin,XIE Hui,FAN Chun-Mei
Department of Clinical Immunology,Xijing Hospi-tal,Fourth Military Medical University,Xi'an710033,China
Keywords:administration,oral;immune tolerance;collagen;arthritis,adjuvant;arthritis,rheumatoid
Abstract:AIM To investigate the effects of oral administra-tion with type II collagen(CII)in the treatment of SD rats with adjuvant arthritis(AA),and the relationship between the effects and the time to begin giving CII.METHODS Be-fore ......
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