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    • 42. 发明申请
    • SRM/MRM ASSAYS
    • SRM / MRM测定
    • WO2017100789A1
    • 2017-06-15
    • PCT/US2016/066221
    • 2016-12-12
    • EXPRESSION PATHOLOGY, INC.
    • KRIZMAN, DavidHEMBROUGH, ToddLIAO, Wei-LiAN, EunkyungTHYPARAMBIL, SheenoBLACKLER, Adele
    • G01N33/48G01N33/68
    • G01N33/5748B01D15/08B01D57/02G01N33/5091G01N33/574G01N33/6848G01N33/6851G01N2333/82G01N2496/00G01N2560/00H01J49/0031
    • Methods are provided for quantifying specific proteins directly in biological samples that have been fixed in formalin by the method of Selected Reaction Monitoring (SRM) mass spectrometry, or what can also be termed as Multiple Reaction Monitoring (MRM) mass spectrometry. Such biological samples are chemically preserved and fixed and can be tissues and cells treated with formaldehyde containing agents/fixatives including formalin- fixed tissue/cells, formalin-fixed/paraffin embedded (FFPE) tissue/cells, FFPE tissue blocks and cells from those blocks, and tissue culture cells that have been formalin fixed and or paraffin embedded. A designated protein is quantitated in the sample by the method of SRM/MRM mass spectrometry by quantitating in the protein sample at least one or more of the peptides described. The proteins that can be detected and/or quantitated are TLE3, XRCC1, E- cadherin, PTEN, Vimentin, HGF, MRP1, RFC1, SYP, IDO1, and DHFR.
    • 提供了用于通过选择性反应监测(SRM)质谱法或者也可以称为多反应监测(MRM)的方法直接定量已经在福尔马林中固定的生物样品中的特定蛋白质的方法 ) 质谱。 这些生物样品是化学保存和固定的,并且可以是用含甲醛的试剂/固定剂(包括福尔马林固定的组织/细胞,福尔马林固定/石蜡包埋(FFPE)组织/细胞,FFPE组织块和来自那些块的细胞 和福尔马林固定和/或石蜡包埋的组织培养细胞。 通过SRM / MRM质谱法的方法,通过在蛋白质样品中定量描述的至少一种或多种肽,在样品中定量指定的蛋白质。 可被检测和/或定量的蛋白质是TLE3,XRCC1,E-钙粘蛋白,PTEN,波形蛋白,HGF,MRP1,RFC1,SYP,IDO1和DHFR。
    • 45. 发明申请
    • SRM/MRM ASSAY FOR THE TYROSINE-PROTEIN KINASE RECEPTOR UFO (AXL) PROTEIN
    • 酪氨酸蛋白激酶激酶受体UFO(AXL)蛋白的SRM / MRM测定
    • WO2015168484A8
    • 2016-11-10
    • PCT/US2015028667
    • 2015-04-30
    • EXPRESSION PATHOLOGY INC
    • KRIZMAN DAVID BHEMBROUGH TODDBLACKLER ADELELIAO WEI-LI
    • C12Q1/68G01N33/48
    • G01N33/6848G01N33/57492G01N33/68G01N2333/912G01N2333/91205G01N2800/56G01N2800/7028
    • The current disclosure provides for specific peptides, and derived ionization characteristics of the peptides, from the tyrosine-protein kinase receptor UFO protein (AXL) that are particularly advantageous for quantifying the AXL protein directly in biological samples that have been fixed in formalin by the method of Selected Reaction Monitoring (SRM) mass spectrometry, or what can also be termed as Multiple Reaction Monitoring (MRM) mass spectrometry. Such biological samples are chemically preserved and fixed wherein said biological sample is selected from tissues and cells treated with formaldehyde containing agents/fixatives including formalin-fixed tissue/cells, formalin-fixed/paraffin embedded (FFPE) tissue/cells, FFPE tissue blocks and cells from those blocks, and tissue culture cells that have been formalin fixed and or paraffin embedded. A protein sample is prepared from said biological sample using the Liquid Tissue reagents and protocol and the AXL protein is quantitated in the Liquid Tissue sample by the method of SRM/MRM mass spectrometry by quantitating in the protein sample at least one or more of the peptides described. These peptides can be quantitated if they reside in a modified or an unmodified form. An example of a modified form of an AXL peptide is phosphorylation of a tyrosine, threonine, serine, and/or other amino acid residues within the peptide sequence.
    • 目前的公开内容提供了来自酪氨酸 - 蛋白激酶受体UFO蛋白(AXL)的特定肽和衍生的电离特征,其特别有利于通过方法固定在福尔马林中的生物样品中直接定量AXL蛋白 的选择反应监测(SRM)质谱,或什么也可以称为多反应监测(MRM)质谱。 这样的生物样品被化学保存和固定,其中所述生物样品选自用含甲醛的试剂/固定剂(包括福尔马林固定的组织/细胞,福尔马林固定/石蜡包埋的(FFPE)组织/细胞,FFPE组织块)和 来自这些区块的细胞和已被福尔马林固定和石蜡包埋的组织培养细胞。 使用液体组织试剂和方案从所述生物样品制备蛋白质样品,并且通过SRM / MRM质谱法的方法在液体组织样品中定量AXL蛋白质,通过在蛋白质样品中定量至少一种或多种肽 描述。 如果它们以修饰或未修饰的形式存在,则可以定量这些肽。 AXL肽的修饰形式的实例是肽序列内的酪氨酸,苏氨酸,丝氨酸和/或其他氨基酸残基的磷酸化。
    • 50. 发明申请
    • MRM/SRM ASSAY FOR DEATH RECEPTOR 5 PROTEIN
    • MRM / SRM测定死亡受体5蛋白
    • WO2013044261A2
    • 2013-03-28
    • PCT/US2012/056961
    • 2012-09-24
    • EXPRESSION PATHOLOGY, INC.
    • KRIZMAN, David, B.HEMBROUGH, ToddTHYPARAMBIL, SheenoLIAO, Wei-Liao
    • G01N33/53
    • G01N33/6848G01N33/6863G01N2333/70578G01N2800/56G01N2800/7028
    • Specific peptides, and derived ionization characteristics of those peptides from Death Receptor 5 (DR5) protein are provided that are particularly advantageous for quantifying the DR5 protein directly in biological samples that have been fixed in formalin by the method of Selected Reaction Monitoring / Multiple Reaction Monitoring (SRM/MRM) mass spectrometry. Such biological samples are chemically preserved and fixed wherein the biological sample is selected from tissues and cells treated with formaldehyde containing agents/fixatives including formalin-fixed tissue/cells, formalin-fixed/paraffin embedded (FFPE) tissue/cells, FFPE tissue blocks and cells from those blocks, and tissue culture cells that have been formalin fixed and or paraffin embedded. A protein sample is prepared from a biological sample using the Liquid Tissue™ reagents and protocol, and the DR5 protein are quantitated in the Liquid Tissue™ sample by the method of SRM/MRM mass spectrometry by quantitating in the protein sample at least one or more of the peptides described for one or more of the DR5 protein. These peptides can be quantitated if they reside in a modified or in an unmodified form. An example of a modified form of a DR5 peptide is phosphorylation of a tyrosine, threonine, serine, and/or other amino acid residues within the peptide sequence
    • 提供了来自死亡受体5(DR5)蛋白质的那些肽的特异性肽和衍生电离特征,其特别有利的是通过选择反应监测/多反应监测方法直接在已经在福尔马林中固定在福尔马林中的生物样品中定量DR5蛋白 (SRM / MRM)质谱。 这些生物样品被化学保存和固定,其中生物样品选自用含甲醛的试剂/固定剂(包括福尔马林固定的组织/细胞,福尔马林固定/石蜡包埋的(FFPE)组织/细胞,FFPE组织块)和 来自这些区块的细胞和已被福尔马林固定和石蜡包埋的组织培养细胞。 使用Liquid Tissue TM试剂和方案从生物样品制备蛋白质样品,并且通过SRM / MRM质谱法的方法在液体组织样品中定量分析DR5蛋白质,通过在蛋白质样品中定量 针对一种或多种DR5蛋白描述的至少一种或多种肽。 如果它们以修饰或未修饰的形式存在,则可以定量这些肽。 DR5肽的修饰形式的实例是肽序列内的酪氨酸,苏氨酸,丝氨酸和/或其它氨基酸残基的磷酸化