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    • 7. 发明授权
    • Apparatuses and methods for oligonucleotide preparation
    • 寡核苷酸制备的设备和方法
    • US08415138B2
    • 2013-04-09
    • US11469405
    • 2006-08-31
    • Eric M. Leproust
    • Eric M. Leproust
    • C12M1/00C12Q1/68C07H19/00C07H21/00B01J10/00B01J19/00B01J19/18
    • C07H21/00
    • Provided are improved processes and apparatuses for solid phase oligonucleotide synthesis, the improvements comprising carrying out detritylation of the nascent oligonucleotide using a composition of an organic solvent, a protic solvent and a selected concentration, or selected concentration range, of water. In some embodiments, an oligonucleotide synthesis apparatus includes means for adding water to a detritylation reagent. In some embodiments, an apparatus can include a water detector for analyzing the water concentration of a detritylation reagent to be reacted with a nascent oligonucleotide. An apparatus can comprise a feedback loop to control the concentration of water at the point of the detritylation reaction and/or to control the detritylation reaction time. The apparatuses and methods reduce batch-to-batch variations in the manufacture of oligonucleotides immobilized on the surface of various substrates.
    • 提供了用于固相寡核苷酸合成的改进的方法和装置,其改进包括使用有机溶剂,质子溶剂和所选浓度或选定浓度范围的水进行新生寡核苷酸的去结合。 在一些实施方案中,寡核苷酸合成装置包括向去离子化试剂中加入水的装置。 在一些实施例中,装置可以包括用于分析与新生寡核苷酸反应的去离子试剂的水浓度的水检测器。 装置可以包括反馈回路以控制在去离子化反应的点处的水的浓度和/或控制不稳定反应时间。 这些装置和方法减少了固定在各种底物表面上的寡核苷酸制造中的批次间变化。