Preventive effect of Juzen-taiho-to on endometrial carcinogenesis in mice is based on Shimotsu-to constituent

Preventive effect of Juzen-taiho-to on endometrial carcinogenesis in mice is based on Shimotsu-to constituent
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DOI:
10.1248/bpb.27.156
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发表时间:
2004-02-01
影响因子:
2
通讯作者:
Tamaya, T
Tamaya, T
中科院分区:
医学4区
文献类型:
--
作者:
Tagami, K;Niwa, K;Tamaya, T

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十善大宝汤是一种汉方配方,最初是由下津汤和四君汤配方以及另外两种原料混合而成。据报道,Juzen-taiho-to对小鼠子宫内膜癌的发生具有预防作用。Shimotsu-to对雌激素诱导的卵巢切除小鼠子宫中c-fos、白细胞介素(IL)-1 α和肿瘤坏死因子(TNF)-α的表达具有抑制作用。在本研究中,设计了短期和长期实验,以确定Juzen-taiho-to和Shimotsu-to对小鼠子宫雌激素相关子宫内膜癌发生的影响,并与环氧合酶(考克斯)的表达相关-1和-2。在短期实验中,暴露于Juzen-taiho-to或Shimotsu-to显著降低雌二醇-17 β(E-2)刺激的考克斯-2 mRNA表达(p
Juzen-taiho-to, a Kampo formula, originally consists of a mixture of Shimotsu-to and Shikunshi-to formulas together with two other crude ingredients. Juzen-taiho-to is reported to have a preventive effect on endometrial carcinogenesis in mice. Shimotsu-to exerts an inhibitory effect on estrogen-induced expression of c-fos, interleukin (IL)-1alpha and tumor necrosis factor (TNF)-alpha in uteri of ovarectornized mice. In the present study, short- and long-term experiments were designed to determine the effects of Juzen-taiho-to and Shimotsu-to on the estrogen-related endometrial carcinogenesis in mouse uteri, associated with the expression of cyclooxygenase (COX)-1 and -2. In the short-term experiment, exposure to Juzen-taiho-to or Shimotsu-to significantly reduced estradiol-17beta (E-2)-stimulated expressions of COX-2 mRNA (p