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    • 7. 发明专利
    • Method of selectively measuring specified substance from mixture by maldi mass spectrometry
    • 通过MALDI MASS SPECTROMETRY从混合物中选择性地测量指定物质的方法
    • JP2006010672A
    • 2006-01-12
    • JP2004368508
    • 2004-12-20
    • Shimadzu Corp株式会社島津製作所
    • MATSUO HIDEKAZUTODA CHIKAKOWATANABE MAKOTONISHIMURA TADASHIOSHIMA NORIYUKI
    • G01N27/62G01N27/64H01J49/04H01J49/26
    • G01N33/6842
    • PROBLEM TO BE SOLVED: To provide a method that can be effectively used for a measured specimen that does not undergo an enriching process and can detect a target substance mainly by mass spectrometry. SOLUTION: In this mass spectrometry method, a specified substance contained in a mixture sample containing the specified substance to be measured and substances other than the specified substance is ionized specifically with the use of a matrix capable of ionizing the specified substance more easily than the substances other than the specified substance, and the specified substance is selectively measured from the mixture. Preferably, the specified substance is peptide labeled by 2-nitrobenzene sulfenyl chloride, and the matrix is nitrobenzene derivative such as hydroxynitrobenzoic acid. The matrix is preferably used with α-cyano-4-hydroxycinnamic acid. COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:提供一种可以有效地用于不经历浓缩过程的测量样品并且可以主要通过质谱法检测目标物质的方法。 解决方案:在该质谱法中,使用能够更容易地电离特定物质的基质,特异性地电离含有待测量的特定物质和特定物质的混合物样品中的特定物质 比特定物质以外的物质,并且从混合物中选择性地测量指定的物质。 优选地,特定的物质是由2-硝基苯亚硫酰氯标记的肽,并且基质是硝基苯衍生物如羟基硝基苯甲酸。 该基质优选与α-氰基-4-羟基肉桂酸一起使用。 版权所有(C)2006,JPO&NCIPI
    • 9. 发明专利
    • Monoclonal antibody to nitrobenzenesulfenyl group-containing tryptophan and antibody column using the antibody
    • 使用抗体的单克隆抗体对含硝基苯乙烯基的含有三聚氰胺和抗体柱
    • JP2007063179A
    • 2007-03-15
    • JP2005250625
    • 2005-08-31
    • Shimadzu Corp株式会社島津製作所
    • TODA CHIKAKOANDO EIJINISHIMURA TADASHI
    • C07K16/44C07D209/30C07K1/22C12N5/10C12N15/02C12P21/08G01N30/88
    • PROBLEM TO BE SOLVED: To provide a monoclonal antibody specifically recognizing NBS-modified peptide, to provide a hybridoma capable of producing the monoclonal antibody, and to provide methods for producing them, and to provide an antibody column using the monoclonal antibody, and to provide a method for selectively isolating the NBS-modified peptide by using the antibody column. SOLUTION: The monoclonal antibody recognizing an NBS group-bearing tryptophan is provided. The hybridoma cell capable of producing the monoclonal antibody is provided. The method for producing the hybridoma cell involving using an amino acid residue-free and NBS group-containing tryptophan derivative as immunogen is provided. The method for producing the monoclonal antibody comprising making the hybridoma cell produce the monoclonal antibody is provided. The antibody column having the monoclonal antibody is provided. The method for isolating the NBS group-bearing tryptophan-containing peptide by using the antibody column is also provided. COPYRIGHT: (C)2007,JPO&INPIT
    • 待解决的问题:提供特异性识别NBS-修饰的肽的单克隆抗体,以提供能够产生单克隆抗体的杂交瘤,并提供其制备方法,并使用单克隆抗体提供抗体柱, 并提供通过使用抗体柱选择性分离NBS修饰的肽的方法。 提供了识别含有NBS基团的色氨酸的单克隆抗体。 提供能够产生单克隆抗体的杂交瘤细胞。 提供了涉及使用无氨基酸残基和含有NBS基团的色氨酸衍生物作为免疫原的杂交瘤细胞的制备方法。 提供了包括使杂交瘤细胞产生单克隆抗体的单克隆抗体的制备方法。 提供具有单克隆抗体的抗体柱。 还提供了通过使用抗体柱分离含有NBS基团的含色氨酸肽的方法。 版权所有(C)2007,JPO&INPIT
    • 10. 发明专利
    • Analysis method of physiological substance-containing sample
    • 生理物质含量样品的分析方法
    • JP2007183134A
    • 2007-07-19
    • JP2006000731
    • 2006-01-05
    • Shimadzu Corp株式会社島津製作所
    • MATSUO HIDEKAZUTODA CHIKAKONISHIMURA TADASHI
    • G01N27/62G01N33/483G01N33/68
    • PROBLEM TO BE SOLVED: To provide an analysis method of a physiological substance-containing sample, capable of enhancing the efficiency and accuracy of the analysis of protein.
      SOLUTION: The physiological substance-containing sample is analyzed by a process (i) for preparing the physiological substance-containing samples I and II, a process (ii-A) for modifying the sample I by a heavy reagent and modifying the sample II by a light reagent, a process (ii-B) for modifying the sample I by the light reagent and modifying the sample II by the heavy reagent, a process (iii-A) for mutually mixing the modified samples obtained in the process (ii-A), a process (iii-B) for mutually mixing the modified samples, obtained in the process (ii-B) and a process (iv) for respectively performing the mass analysis of the mixed sample A obtained by the process (iii-A) and the mixed sample B obtained by the process (iii-B) to compare both mass spectra.
      COPYRIGHT: (C)2007,JPO&INPIT
    • 待解决的问题:提供能够提高蛋白质分析的效率和准确性的含有生理物质的样品的分析方法。 解决方案:通过用于制备含有生理物质的样品I和II的方法(i)分析含生理物质的样品,通过重试剂修饰样品I的方法(ii-A),并修饰 通过轻试剂的样品II,用于通过轻试剂修饰样品I并用重试剂修饰样品II的方法(ii-B),用于将在该方法中获得的改性样品相互混合的方法(iii-A) (ii-A),用于相互混合在方法(ii-B)中获得的改性样品和分别进行通过该方法得到的混合样品A的质量分析的方法(iv)的方法(iii-B) (iii-A)和通过方法(iii-B)获得的混合样品B以比较两个质谱。 版权所有(C)2007,JPO&INPIT