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发生更年期综合征的原因和动态目前还不很清楚,一般认为老化可使内分泌改变影响垂体,甚至影响植物性神经中枢丘脑下部的功能而引起各种不适症状.r-谷维素(γ-oz)为土屋等从米糠油和米胚芽油内提取阿魏酸内的三萜醇(triterpene alcohol)脂.有人报导r-oz对小鼠有刺激性腺和促进生长作用,对大鼠能阻止性中枢衰退,增加丘脑下部大脑边缘系的儿茶酚胺样物质,使垂体前叶嗜碱性细胞增殖,并能影响垂体分泌激素.还有维生素E样作用,能改善末梢循环,降低血清脂类和过氧化脂类.在临床上,有人认为r-oz对更年期障碍和植物性神经功能失调,甚至闭经和卵巢功能障碍等亦有效.
The causes and dynamics of menopause syndrome is not yet clear, it is generally believed that aging can make endocrine changes affect the pituitary gland, and even affect the function of plant nerve central hypothalamus and cause a variety of discomfort symptoms.r-oryzanol (γ-oz) Tsuchiya and others extract triterpene alcohol lipids from fermented rice bran oil and rice germ oil.It has been reported that r-oz stimulates gonad and promotes growth in mice and can prevent the decline of the central nervous system in rats, Increased catecholamine-like substances in the hypothalamus margins of the brain, so that basophilic cells in the anterior pituitary gland proliferation, and can affect the secretion of hormones pituitary. There are vitamin E-like effects, can improve peripheral circulation, lower serum lipids and lipid peroxidation. Clinically, some people think that r-oz on climacteric and autonomic dysfunction, and even amenorrhea and ovarian dysfunction are also effective.