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    • 7. 发明申请
    • Method of screening physilogically active substance
    • 物理活性物质筛选方法
    • US20060160063A1
    • 2006-07-20
    • US10526369
    • 2003-09-05
    • Iwao KatsuyamaTsutomu ArakawaMasao TokunagaTadashi Yamamoto
    • Iwao KatsuyamaTsutomu ArakawaMasao TokunagaTadashi Yamamoto
    • C12Q1/18C12N1/18C12Q1/00
    • C12Q1/025G01N2333/39
    • The present invention relates to a method of screening a physiologically active substance, comprising the steps of (1) contacting a transformed yeast with a test sample, wherein the transformed yeast is capable of expressing a heterogeneous protein, and shows a change in a growing state in an expression state of the protein as compared to that in a non-expression state of the protein; (2) culturing the yeast under conditions that the protein is capable of being expressed; and (3) measuring the growing state of the yeast, wherein the physiologically active substance is judged to be present in the test sample in a case where the growth of the yeast is lowered or improved in the presence of the test sample as compared to that in the absence of the test sample as a control; an yeast to be used in the method; a physiologically active substance obtainable by the method of screening as defined above; and a kit for screening a physiologically active substance, comprising the yeast as defined above.
    • 本发明涉及筛选生理活性物质的方法,包括以下步骤:(1)将转化的酵母与测试样品接触,其中转化的酵母能够表达异质蛋白质,并显示生长状态的变化 与蛋白质的非表达状态相比,处于蛋白质的表达状态; (2)在能够表达蛋白质的条件下培养酵母; 和(3)测量酵母的生长状态,其中在测试样品存在下酵母生长降低或改善的情况下,判定生理活性物质存在于测试样品中 在没有测试样本作为对照的情况下; 在该方法中使用的酵母; 通过如上定义的筛选方法可获得的生理活性物质; 和用于筛选生理活性物质的试剂盒,其包含如上定义的酵母。
    • 10. 发明授权
    • 4,4'-bis(methacryloylthio)diphenylsulfide
    • 4,4'-BIS(甲基丙烯酰氧基)二苯基酯
    • US5183917A
    • 1993-02-02
    • US499421
    • 1990-06-20
    • Satoshi MaruyamaNaoki MinorikawaTsutomu ArakawaHaruo YoshidaHirotaka TagoshiKazuto Abe
    • Satoshi MaruyamaNaoki MinorikawaTsutomu ArakawaHaruo YoshidaHirotaka TagoshiKazuto Abe
    • C07C327/22C08F28/02
    • C08F28/02C07C327/22
    • 4,4'-Bis(methacryloylthio)diphenylsulfide having the formula (I): ##STR1## and a curable composition characterized by comprising: (A) 4,4'-bis(methacryloylthio)diphenylsulfide having the above formula (I):(B) (i) another vinyl monomer copolymerizable with 4,4'-bis(methacryloylthio)diphenylsulfide having the above formula (I), and (ii) a polythiol represented by the formula (II):R-(SH).sub.n (II) wherein R is a polyvalent organic group and n represents an integer of 2 or more, wherein the content of the component (B)(i), when the component (B)(i) is present, in the total amount of said components (A), (B)(i) and (B)(ii) is 10 to 90% by weight, and the functional group equivalent ratio of the mercapto groups of the component (B)(ii), when the component (B)(ii) is present, to the methacryloyl groups of the component (A) is from 0.02 to 1.01, anda curable composition characterized by comprising:a prepolymer having a polythioether skeleton obtained by the addition reaction of(A) 4,4'-bis(methacryloylthio)diphenylsulfide having the above formula (I):(B) (ii) a polythiol having the formula (II):R-(SH).sub.n (II) wherein R is a polyvalent organic group composed of an aliphatic or aromatic hydrocarbon and n represents an integer of 2 or more, and(B) (i) another polymerizable monomer copolymerizable with 4,4'-bis(methacryloylthio)diphenylsulfide having the above formula (I).
    • PCT No.PCT / JP89 / 01076 Sec。 371日期1990年6月20日 102(e)1990年6月20日PCT PCT日期:1989年10月20日PCT公布。 出版物WO90 / 04587 日本1990年5月3日具有式(I)的4,4'-双(甲基丙烯酰硫基)二苯硫醚:(I)和可固化组合物,其特征在于包含:(A)4,4'-双(甲基丙烯酰硫基) 上述式(I):(B)(i)可与具有上述式(I)的4,4'-双(甲基丙烯酰硫基)二苯硫醚共聚的另一乙烯基单体,和(ii)由式(II)表示的多硫醇:R - (SH)n(II)其中R是多价有机基团,n表示2或更大的整数,其中当组分(B)(i)存在时,组分(B)(i)的含量, 所述组分(A),(B)(i)和(B)(ii)的总量为10至90重量%,组分(B)(ii)的巯基官能团当量比 当组分(B)(ii)存在时,组分(A)的甲基丙烯酰基为0.02至1.01,和一种可固化组合物,其特征在于包含:具有通过加成反应获得的聚硫醚骨架的预聚物 具有上述式(I)的(A)4,4'-双(甲基丙烯酰硫基)二苯硫醚:(B)(ii)具有式(II)的多硫醇:R-(SH)n(II)其中R为 由脂肪族或芳香族烃构成的多价有机基团,n表示2以上的整数,(B)(i)可与具有上述式(I)的4,4'-双(甲基丙烯酰硫基)二苯硫醚共聚的其他可聚合单体, 。