Comparison of Protein Immunoprecipitation-Multiple Reaction Monitoring with ELISA for Assay of Biomarker Candidates in Plasma

Quantitative analysis of protein biomarkers in plasma is typically done by ELISA, but this method is limited by the availability of high-quality antibodies. An alternative approach is protein immunoprecipitation combined with multiple reaction monitoring mass spectrometry (IP-MRM). We compared IP-MR...

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Veröffentlicht in:Journal of proteome research 2013-12, Vol.12 (12), p.5996-6003
Hauptverfasser: Lin, De, Alborn, William E, Slebos, Robbert J. C, Liebler, Daniel C
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container_title Journal of proteome research
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creator Lin, De
Alborn, William E
Slebos, Robbert J. C
Liebler, Daniel C
description Quantitative analysis of protein biomarkers in plasma is typically done by ELISA, but this method is limited by the availability of high-quality antibodies. An alternative approach is protein immunoprecipitation combined with multiple reaction monitoring mass spectrometry (IP-MRM). We compared IP-MRM to ELISA for the analysis of six colon cancer biomarker candidates (metalloproteinase inhibitor 1 (TIMP1), cartilage oligomeric matrix protein (COMP), thrombospondin-2 (THBS2), endoglin (ENG), mesothelin (MSLN) and matrix metalloproteinase-9 (MMP9)) in plasma from colon cancer patients and noncancer controls. Proteins were analyzed by multiplex immunoprecipitation from plasma with the ELISA capture antibodies, further purified by SDS-PAGE, digested and analyzed by stable isotope dilution MRM. IP-MRM provided linear responses (r = 0.978–0.995) between 10 and 640 ng/mL for the target proteins spiked into a “mock plasma” matrix consisting of 60 mg/mL bovine serum albumin. Measurement variation (coefficient of variation at the limit of detection) for IP-MRM assays ranged from 2.3 to 19%, which was similar to variation for ELISAs of the same samples. IP-MRM and ELISA measurements for all target proteins except ENG were highly correlated (r = 0.67–0.97). IP-MRM with high-quality capture antibodies thus provides an effective alternative method to ELISA for protein quantitation in biological fluids.
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C</creatorcontrib><creatorcontrib>Liebler, Daniel C</creatorcontrib><title>Comparison of Protein Immunoprecipitation-Multiple Reaction Monitoring with ELISA for Assay of Biomarker Candidates in Plasma</title><title>Journal of proteome research</title><addtitle>J. Proteome Res</addtitle><description>Quantitative analysis of protein biomarkers in plasma is typically done by ELISA, but this method is limited by the availability of high-quality antibodies. An alternative approach is protein immunoprecipitation combined with multiple reaction monitoring mass spectrometry (IP-MRM). We compared IP-MRM to ELISA for the analysis of six colon cancer biomarker candidates (metalloproteinase inhibitor 1 (TIMP1), cartilage oligomeric matrix protein (COMP), thrombospondin-2 (THBS2), endoglin (ENG), mesothelin (MSLN) and matrix metalloproteinase-9 (MMP9)) in plasma from colon cancer patients and noncancer controls. Proteins were analyzed by multiplex immunoprecipitation from plasma with the ELISA capture antibodies, further purified by SDS-PAGE, digested and analyzed by stable isotope dilution MRM. IP-MRM provided linear responses (r = 0.978–0.995) between 10 and 640 ng/mL for the target proteins spiked into a “mock plasma” matrix consisting of 60 mg/mL bovine serum albumin. Measurement variation (coefficient of variation at the limit of detection) for IP-MRM assays ranged from 2.3 to 19%, which was similar to variation for ELISAs of the same samples. IP-MRM and ELISA measurements for all target proteins except ENG were highly correlated (r = 0.67–0.97). 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C</creator><creator>Liebler, Daniel C</creator><general>American Chemical Society</general><scope>N~.</scope><scope>CGR</scope><scope>CUY</scope><scope>CVF</scope><scope>ECM</scope><scope>EIF</scope><scope>NPM</scope><scope>AAYXX</scope><scope>CITATION</scope><scope>7X8</scope><scope>7S9</scope><scope>L.6</scope><scope>5PM</scope></search><sort><creationdate>20131206</creationdate><title>Comparison of Protein Immunoprecipitation-Multiple Reaction Monitoring with ELISA for Assay of Biomarker Candidates in Plasma</title><author>Lin, De ; Alborn, William E ; Slebos, Robbert J. C ; Liebler, Daniel C</author></sort><facets><frbrtype>5</frbrtype><frbrgroupid>cdi_FETCH-LOGICAL-a438t-c0c6ddafea4e8355e3fc132dbecfc7c4f1277a18c5138dd06b8f25147846e02b3</frbrgroupid><rsrctype>articles</rsrctype><prefilter>articles</prefilter><language>eng</language><creationdate>2013</creationdate><topic>Amino Acid Sequence</topic><topic>Animals</topic><topic>antibodies</topic><topic>Antibodies - chemistry</topic><topic>Antigens, CD - blood</topic><topic>Antigens, CD - genetics</topic><topic>biomarkers</topic><topic>Biomarkers, Tumor - blood</topic><topic>Biomarkers, Tumor - genetics</topic><topic>bovine serum albumin</topic><topic>Carcinoma - blood</topic><topic>Carcinoma - diagnosis</topic><topic>Carcinoma - genetics</topic><topic>cartilage</topic><topic>Cartilage Oligomeric Matrix Protein - blood</topic><topic>Cartilage Oligomeric Matrix Protein - genetics</topic><topic>Cattle</topic><topic>Colonic Neoplasms - blood</topic><topic>Colonic Neoplasms - diagnosis</topic><topic>Colonic Neoplasms - genetics</topic><topic>colorectal neoplasms</topic><topic>detection limit</topic><topic>Endoglin</topic><topic>enzyme inhibitors</topic><topic>enzyme-linked immunosorbent assay</topic><topic>Enzyme-Linked Immunosorbent Assay - statistics &amp; numerical data</topic><topic>gelatinase B</topic><topic>GPI-Linked Proteins - blood</topic><topic>GPI-Linked Proteins - genetics</topic><topic>Hernia - blood</topic><topic>Hernia - diagnosis</topic><topic>Hernia - genetics</topic><topic>Humans</topic><topic>Immunoprecipitation - statistics &amp; numerical data</topic><topic>isotope dilution technique</topic><topic>mass spectrometry</topic><topic>Mass Spectrometry - methods</topic><topic>Matrix Metalloproteinase 9 - blood</topic><topic>Matrix Metalloproteinase 9 - genetics</topic><topic>Molecular Sequence Data</topic><topic>monitoring</topic><topic>patients</topic><topic>polyacrylamide gel electrophoresis</topic><topic>precipitin tests</topic><topic>proteome</topic><topic>quantitative analysis</topic><topic>Receptors, Cell Surface - blood</topic><topic>Receptors, Cell Surface - genetics</topic><topic>stable isotopes</topic><topic>Technical Note</topic><topic>Thrombospondins - blood</topic><topic>Thrombospondins - genetics</topic><topic>Tissue Inhibitor of Metalloproteinase-1 - blood</topic><topic>Tissue Inhibitor of Metalloproteinase-1 - genetics</topic><toplevel>peer_reviewed</toplevel><toplevel>online_resources</toplevel><creatorcontrib>Lin, De</creatorcontrib><creatorcontrib>Alborn, William E</creatorcontrib><creatorcontrib>Slebos, Robbert J. 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We compared IP-MRM to ELISA for the analysis of six colon cancer biomarker candidates (metalloproteinase inhibitor 1 (TIMP1), cartilage oligomeric matrix protein (COMP), thrombospondin-2 (THBS2), endoglin (ENG), mesothelin (MSLN) and matrix metalloproteinase-9 (MMP9)) in plasma from colon cancer patients and noncancer controls. Proteins were analyzed by multiplex immunoprecipitation from plasma with the ELISA capture antibodies, further purified by SDS-PAGE, digested and analyzed by stable isotope dilution MRM. IP-MRM provided linear responses (r = 0.978–0.995) between 10 and 640 ng/mL for the target proteins spiked into a “mock plasma” matrix consisting of 60 mg/mL bovine serum albumin. Measurement variation (coefficient of variation at the limit of detection) for IP-MRM assays ranged from 2.3 to 19%, which was similar to variation for ELISAs of the same samples. IP-MRM and ELISA measurements for all target proteins except ENG were highly correlated (r = 0.67–0.97). IP-MRM with high-quality capture antibodies thus provides an effective alternative method to ELISA for protein quantitation in biological fluids.</abstract><cop>United States</cop><pub>American Chemical Society</pub><pmid>24224610</pmid><doi>10.1021/pr400877e</doi><tpages>8</tpages><oa>free_for_read</oa></addata></record>
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subjects Amino Acid Sequence
Animals
antibodies
Antibodies - chemistry
Antigens, CD - blood
Antigens, CD - genetics
biomarkers
Biomarkers, Tumor - blood
Biomarkers, Tumor - genetics
bovine serum albumin
Carcinoma - blood
Carcinoma - diagnosis
Carcinoma - genetics
cartilage
Cartilage Oligomeric Matrix Protein - blood
Cartilage Oligomeric Matrix Protein - genetics
Cattle
Colonic Neoplasms - blood
Colonic Neoplasms - diagnosis
Colonic Neoplasms - genetics
colorectal neoplasms
detection limit
Endoglin
enzyme inhibitors
enzyme-linked immunosorbent assay
Enzyme-Linked Immunosorbent Assay - statistics & numerical data
gelatinase B
GPI-Linked Proteins - blood
GPI-Linked Proteins - genetics
Hernia - blood
Hernia - diagnosis
Hernia - genetics
Humans
Immunoprecipitation - statistics & numerical data
isotope dilution technique
mass spectrometry
Mass Spectrometry - methods
Matrix Metalloproteinase 9 - blood
Matrix Metalloproteinase 9 - genetics
Molecular Sequence Data
monitoring
patients
polyacrylamide gel electrophoresis
precipitin tests
proteome
quantitative analysis
Receptors, Cell Surface - blood
Receptors, Cell Surface - genetics
stable isotopes
Technical Note
Thrombospondins - blood
Thrombospondins - genetics
Tissue Inhibitor of Metalloproteinase-1 - blood
Tissue Inhibitor of Metalloproteinase-1 - genetics
title Comparison of Protein Immunoprecipitation-Multiple Reaction Monitoring with ELISA for Assay of Biomarker Candidates in Plasma
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