当前位置: 首页 > 期刊 > 《沈阳药科大学学报》 > 1999年第3期
编号:10234887
合成鱼腥草素对小鼠免疫功能的影响
http://www.100md.com 《沈阳药科大学学报》 1999年第3期
     作者:邵兰 于庆海 吴红艳 李霞

    单位:沈阳药科大学中药系, 沈阳 110015

    关键词:合成鱼腥草素;脾切除;免疫增强

    沈阳药科大学学报990315 摘 要 对于脾切除致免疫功能低下小鼠,合成鱼腥草素(HOU)60 mg/kg,120 mg/kg灌胃给药均能增强其腹腔巨噬细胞的吞噬功能(P<0.001);迟发型超敏反应强度(P<0.001);明显提高血清溶血素水平(P<0.05;P<0.001);外周血淋巴细胞ANAE阳性百分率(P<0.001);HOU60 mg/kg还能明显提高脾切小鼠腹股沟淋巴结中淋巴细胞个数(P<0.01),表明HOU对脾切除致免疫功能低下小鼠的特异性、非特异性免疫功能均有明显增强作用.

    分类号 R96

    The Effects of Houttuyninum on Immunologic Function of Splenectomized Mice
, http://www.100md.com
    Shao Lan,Yu Qinghai,Wu Hongyan,Li Xia

    Department of Traditional Chinese Medicines,Shenyang Pharmaceutical University,Shenyang 110015

    Abstract For the immunodeficiency mice following splenectomy,houttuyninum ig 60 mg/kg,120 mg/kg strikingly strengthened the phagocytosing function of the peritoneal macrophage system (P<0.001),delayed the type hypersensitivity (DTH)reaction (P<0.001);significantly enhanced the level of serumhemolysin(P<0.05;P<0.01),and ANAE(+) cell percentage of peripheral blood lymphocytes(P<0.001)furthermore,60 mg/kg remarkably raised the amount of lymphocytes of groin lymph node(P<0.05).These experimental results of hottnyninum were suggested that houttuyninum could obviously strengthen the nonspecific and sepecific immune function in splenectomized mice.
, 百拇医药
    Key words houttuyninum;splenectomy;immunoenhancement

    合成鱼腥草素(HOU)为中药鱼腥草的有效成分鱼腥草素的亚硫酸钠加成物,具有抑菌、抗炎等方面的药理作用,本室在进行抗炎研究中发现,其对免疫功能低下小鼠具有较好的调节作用.脾为机体最大的免疫器官,脾切除势必造成免疫功能的紊乱.本实验以HOU为供试药物,利用脾切除造成免疫功能低下小鼠模型,对HOU免疫调节机制进行了研究.

    1 实验方法

    1.1 脾切除方法

    用乙醚麻醉小鼠,小鼠俯卧位,左背后部肋缘下切口长约0.5 cm,将脾拉出切口,结扎脾蒂血管,去脾,缝合肌层和皮肤,假手术组同样方法只是不去脾,缝合.术后常规饲养2周,第2周给药.

    1.2 分组及给药方法
, 百拇医药
    实验分5组进行,假手术组,脾切除模型组,HOU低剂量组,HOU高剂量组,阳性对照药组.HOU低剂量组,HOU高剂量组分别给予HOU60,120 mg/kg,连续7天,假手术组,脾切除模型组给予等容量的1% CMC,阳性对照药组在最后3天给予盐酸左旋咪唑18 mg/kg,末次给药1 h,按文献方法〔1~6〕进行各种药理指标的测定.

    腹腔巨噬细胞的吞噬鸡红细胞能力测定〔1〕,DNCB诱导的迟发型超敏反应强度测定〔2〕,外周血淋巴细胞ANAE阳性百分率测定〔3,4〕,血清溶血素测定〔5,6〕,腹股沟淋巴结中淋巴细胞计数〔6〕见文献.

    2 实验结果

    2.1 HOU对腹腔巨噬细胞吞噬鸡红细胞能力的影响
, 百拇医药
    如表1所示,脾切除后小鼠腹腔巨噬细胞吞噬鸡红细胞的功能明显降低,HOU60,120 mg/kg均能明显增强脾切除致兔疫功能低下小鼠腹腔巨噬细胞的吞噬功能.

    Tab.1 The effect of HOU on phagocytosing function of peritoneal macrophage in splenectomized mice/±S Group

    Dose/mg.kg-1

    Number

    Phagocytosing percentage/%

    Phagocytosing index
, http://www.100md.com
    Sham-Operated

    —

    10

    54.6±6.5

    4.5±0.6

    Operated

    —

    10

    21.3±3.9△△△

    1.8±0.2△△△

    HOU+Operated

    60
, http://www.100md.com
    10

    38.7±7.3***

    3.3±0.4***

    120

    10

    42.6±6.5***

    3.2±0.5***

    LMS+Operated

    18

    10

    52.4±5.2***
, 百拇医药
    4.6±0.6***

    Compared with sham-operated group △△△ P<0.001;compared with operated group * * * P<0.001

    2.2 HOU对DNCB诱导的迟发型超敏反应强度的影响

    如表2所示,脾切除能明显降低DNCB诱导的迟发型超敏反应强度,HOU60,120 mg/kg均能明显增强脾切除致免疫功能低下小鼠迟发型超敏反应强度.Tab.2 The effect of HOU on delayed type hypersensitivity reaction in splenectomized mice/±S Group

    Dose/mg.kg-1
, http://www.100md.com
    Number

    Ear Swelling/mg

    Sham-Operated

    —

    10

    2.791±0.933

    Operated

    —

    11

    1.209±0.526△△△

    HOU+Operated

    60
, http://www.100md.com
    11

    2.873±0.983* * *

    120

    12

    2.592±0.825* * *

    LMS+Operated

    18

    11

    3.173±1.199* * *

    Compared with sham-operated group △△△ P<0.001;compared with operated group * * * P<0.001
, 百拇医药
    2.3 HOU对外周血淋巴细胞ANAE阳性百分率的影响

    如表3所示,脾切除能明显降低外周血淋巴细胞ANAE阳性百分率,HOU60,120 mg/kg均能明显增强脾切除致免疫功能低下小鼠外周血淋巴细胞ANAE阳性百分率.Tab.3 The effect of HOU on ANAE(+) cell percentage of peripheral blood lymphocytes in splenectomized mice/±S Group

    Dose/mg.kg-1

    Number

    ANAE(+)cell per/%

    Sham-Operated
, 百拇医药
    —

    11

    68.3±4.8

    Operated

    —

    12

    26.8±7.9△△△

    HOU+Operated

    60

    12

    70.4±6.3* * *

    120
, 百拇医药
    12

    67.9±9.7* * *

    LMS+Operated

    18

    12

    70.1±7.4* * *

    Compared with sham-operated group △△△ P<0.001;compared with operated group ***P<0.001

    2.4 HOU对血清溶血素的影响

    如表4所示,脾切除能明显降低小鼠血清溶血素的水平,HOU60,120 mg/kg均能明显增强脾切除致免疫功能低下小鼠血清溶血素的水平,且呈剂量依赖关系.Tab.4 The effect of HOU on serum hemolytic concentration in splenectomized mice/±S Group
, http://www.100md.com
    Dose/mg.kg-1

    Number

    A

    CH50

    Sham-Operated

    —

    12

    0.147 4±0.119 3

    117.73±95.29

    Operated

    —

    12
, 百拇医药
    0.012 2±0.008 5△△△

    9.744±6.797△△△

    HOU+Operated

    60

    10

    0.803±0.110 3*

    64.14±88.10*

    120

    10

    0.095 0±0.090 0* *
, 百拇医药
    75.88±71.88* *

    LMS+Operated

    18

    10

    0.081 1±0.944* *

    64.78±75.40* *

    Compared with sham-operated group △△△ P<0.001;compared with operated group * P<0.05,* * P<0.01

    2.5 HOU对腹沟淋巴结中淋巴细胞计数的影响

    如表5所示,脾切除后,小鼠淋巴结中淋巴细胞个数明显增加,HOU60 mg/kg能进一步提高小鼠淋巴细胞个数,HOU120 mg/kg则无明显影响.Tab.5 The effect of HOU on the amount of lymphocytes of groin lymph node in splenectomized mice/±S Group
, 百拇医药
    Dose/mg.kg-1

    Number

    Amount of lymphocytes

    Sham-Operated

    —

    9

    4.6±1.6

    Operated

    —

    12

    6.9±1.4△△△

, 百拇医药     HOU+Operated

    60

    10

    8.7±2.5* *

    120

    11

    8.3±2.6

    LMS+Operated

    18

    10

    8.4±1.2*

    Compared with sham-operated group △△△ P<0.001;compared with operated group *P<0.05,* * P<0.01
, http://www.100md.com
    参考文献

    1 孙国贤,廖永葆,朱信厚,等.淋巴细胞酸性α-醋酸萘酯酶测定及其应用的初步探讨.中华医学检验杂志,1981,4(2):76~78

    2 朱信厚,陈卫生,邵秀兰.卡介苗对腹腔巨噬细胞吞噬功能的影响.上海免疫学杂志,1984,4(1):9~10

    3 Corsini AC,et al.A simple method of evaluationg delayed type hypersensitivity in mice.Immuno Methods,1979,30:195

    4 宫伟,于爱萍,彭风生.T淋巴细胞酶标记染色鉴定在实验动物的应用.中国医科大学学报,1979,(3):42~46

    5 徐学瑛,李元,许津.一个改进的体液免疫测定方法—溶血素测定法.药学学报,1979,(3):442~445

    6 施新.医学动物实验方法学.北京:人民卫生出版社,1983.269

    收稿日期:1999-02-01, http://www.100md.com