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    • 3. 发明授权
    • Solution hybridization of nucleic acids with antisense probes having
modified backbones
    • 核酸与具有修饰主链的反义探针的溶液杂交
    • US6046004A
    • 2000-04-04
    • US83410
    • 1998-05-22
    • Yuan Min WuEileen Xiao-Feng Nie
    • Yuan Min WuEileen Xiao-Feng Nie
    • C12N15/09C12P19/34C12Q1/68
    • C12Q1/6816
    • The invention provides a method for rapidly, economically and efficiently sequencing and assaying nucleotides in a fluid medium using laser induced fluorescence of antisense probes. The probes can have anionic backbones of reduced negative charge. Suitable probes can include methylphosphonate backbones. When the hybridization complexes and unhybridized probes are separated prior to detection, the fluorescent intensity of the fluid test medium is inversely proportional to the number of mismatches between the probe and target. When the hybridization complexes and unhybridized probes are not separated prior to detection, the fluorescent intensity of the fluid test medium is inversely proportional to the hybridization efficiency of the probes with respect to the target sequence and proportional to the number of mismatches between the probe and target. The method can be used to identify accessible regions in folded nucleotide sequences, to determine the number of mismatched pairs in a hybridization complex, and to map genomes.
    • 本发明提供了使用反义探针的激光诱导荧光来快速,经济且有效地测序和测定流体培养基中的核苷酸的方法。 探针可以具有减少负电荷的阴离子主链。 合适的探针可以包括甲基膦酸酯骨架。 当杂交复合物和未杂交的探针在检测之前分离时,流体测试介质的荧光强度与探针和靶之间的错配数成反比。 当杂交复合物和未杂交的探针在检测之前不分离时,流体测试培养基的荧光强度与探针相对于靶序列的杂交效率成反比,并且与探针和靶之间的错配数目成比例 。 该方法可用于鉴定折叠的核苷酸序列中的可接近区域,以确定杂交复合物中错配对的数目,并绘制基因组。
    • 5. 发明授权
    • Quantitative method for detecting nucleotide concentration
    • 检测核苷酸浓度的定量方法
    • US06251591B1
    • 2001-06-26
    • US09083837
    • 1998-05-22
    • Yuan Min WuEileen Xiao-Feng Nie
    • Yuan Min WuEileen Xiao-Feng Nie
    • C12Q168
    • C12Q1/6813C12Q2527/143C12Q2525/113
    • The invention provides a method for rapidly, economically and efficiently determining the concentration of a target nucleobase-containing sequence in a fluid medium using laser induced fluorescence of antisense probes. When hybridization complexes and unhybridized probes are separated prior to detection, the fluorescent intensity of the test medium is proportional to the concentration of the target sequence. When hybridization complexes and unhybridized probes are not separated prior to detection, the fluorescent intensity of the test medium is inversely proportional to the concentration of the target sequence. The method can be used to determine the concentration of a contaminant in a sample as a part of a system of quality control.
    • 本发明提供了使用反射探针的激光诱导荧光来快速,经济且有效地测定流体介质中靶核苷酸序列的浓度的方法。 当杂交复合物和未杂交的探针在检测前分离时,测试培养基的荧光强度与靶序列的浓度成比例。 当杂交复合物和未杂交的探针在检测之前未分离时,测试培养基的荧光强度与靶序列的浓度成反比。 该方法可用于确定样品中污染物的浓度作为质量控制系统的一部分。