Prognostic utility of serum free light chain ratios and heavy-light chain ratios in multiple myeloma in three PETHEMA/GEM phase III clinical trials

We investigated the prognostic impact and clinical utility of serum free light chains (sFLC) and serum heavy-light chains (sHLC) in patients with multiple myeloma treated according to the GEM2005MENOS65, GEM2005MAS65, and GEM2010MAS65 PETHEMA/GEM phase III clinical trials. Serum samples collected at...

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Veröffentlicht in:PloS one 2018-09, Vol.13 (9), p.e0203392-e0203392
Hauptverfasser: Lopez-Anglada, Lucia, Cueto-Felgueroso, Cecilia, Rosiñol, Laura, Oriol, Albert, Teruel, Ana Isabel, Lopez de la Guia, Ana, Bengoechea, Enrique, Palomera, Luis, de Arriba, Felipe, Hernandez, Jose Mariano, Granell, Miquel, Peñalver, Francisco Javier, Garcia-Sanz, Ramon, Besalduch, Juan, Gonzalez, Yolanda, Martinez, Rafael Benigno, Hernandez, Miguel Teodoro, Gutierrez, Norma C, Puerta, Paloma, Valeri, Antonio, Paiva, Bruno, Blade, Joan, Mateos, Maria-Victoria, San Miguel, Jesus, Lahuerta, Juan Jose, Martinez-Lopez, Joaquin
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container_title PloS one
container_volume 13
creator Lopez-Anglada, Lucia
Cueto-Felgueroso, Cecilia
Rosiñol, Laura
Oriol, Albert
Teruel, Ana Isabel
Lopez de la Guia, Ana
Bengoechea, Enrique
Palomera, Luis
de Arriba, Felipe
Hernandez, Jose Mariano
Granell, Miquel
Peñalver, Francisco Javier
Garcia-Sanz, Ramon
Besalduch, Juan
Gonzalez, Yolanda
Martinez, Rafael Benigno
Hernandez, Miguel Teodoro
Gutierrez, Norma C
Puerta, Paloma
Valeri, Antonio
Paiva, Bruno
Blade, Joan
Mateos, Maria-Victoria
San Miguel, Jesus
Lahuerta, Juan Jose
Martinez-Lopez, Joaquin
description We investigated the prognostic impact and clinical utility of serum free light chains (sFLC) and serum heavy-light chains (sHLC) in patients with multiple myeloma treated according to the GEM2005MENOS65, GEM2005MAS65, and GEM2010MAS65 PETHEMA/GEM phase III clinical trials. Serum samples collected at diagnosis were retrospectively analyzed for sFLC (n = 623) and sHLC (n = 183). After induction or autologous transplantation, 309 and 89 samples respectively were available for sFLC and sHLC assays. At diagnosis, a highly abnormal (HA) sFLC ratio (sFLCr) (32) was not associated with higher risk of progression. After therapy, persistence of involved-sFLC levels >100 mg/L implied worse survival (overall survival [OS], P = 0.03; progression-free survival [PFS], P = 0.007). Among patients that achieved a complete response, sFLCr normalization did not necessarily indicate a higher quality response. We conducted sHLC investigations for IgG and IgA MM. Absolute sHLC values were correlated with monoclonal protein levels measured with serum protein electrophoresis. At diagnosis, HA-sHLCrs (73) showed a higher risk of progression (P = 0.006). Additionally, involved-sHLC levels >5 g/L after treatment were associated with shorter survival (OS, P = 0.001; PFS, P = 0.018). The HA-sHLCr could have prognostic value at diagnosis; absolute values of involved-sFLC >100 mg/L and involved-sHLC >5 g/L could have prognostic value after treatment.
doi_str_mv 10.1371/journal.pone.0203392
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Serum samples collected at diagnosis were retrospectively analyzed for sFLC (n = 623) and sHLC (n = 183). After induction or autologous transplantation, 309 and 89 samples respectively were available for sFLC and sHLC assays. At diagnosis, a highly abnormal (HA) sFLC ratio (sFLCr) (&lt;0.03 or &gt;32) was not associated with higher risk of progression. After therapy, persistence of involved-sFLC levels &gt;100 mg/L implied worse survival (overall survival [OS], P = 0.03; progression-free survival [PFS], P = 0.007). Among patients that achieved a complete response, sFLCr normalization did not necessarily indicate a higher quality response. We conducted sHLC investigations for IgG and IgA MM. Absolute sHLC values were correlated with monoclonal protein levels measured with serum protein electrophoresis. At diagnosis, HA-sHLCrs (&lt;0.29 or &gt;73) showed a higher risk of progression (P = 0.006). Additionally, involved-sHLC levels &gt;5 g/L after treatment were associated with shorter survival (OS, P = 0.001; PFS, P = 0.018). The HA-sHLCr could have prognostic value at diagnosis; absolute values of involved-sFLC &gt;100 mg/L and involved-sHLC &gt;5 g/L could have prognostic value after treatment.</description><identifier>ISSN: 1932-6203</identifier><identifier>EISSN: 1932-6203</identifier><identifier>DOI: 10.1371/journal.pone.0203392</identifier><identifier>PMID: 30192814</identifier><language>eng</language><publisher>United States: Public Library of Science</publisher><subject>Analysis ; Antineoplastic Combined Chemotherapy Protocols - therapeutic use ; Autografts ; Biochemistry ; Biology and Life Sciences ; Care and treatment ; Chains ; Clinical trials ; Clinical Trials, Phase III as Topic ; Correlation analysis ; Development and progression ; Diagnosis ; Electrophoresis ; Hematology ; Humans ; Immunoglobulin A ; Immunoglobulin G ; Immunoglobulin Heavy Chains - blood ; Immunoglobulin Light Chains - blood ; Immunoglobulins ; Induction Chemotherapy ; Kaplan-Meier Estimate ; Leukemia ; Light ; Light chains ; Medical prognosis ; Medical research ; Medicine and Health Sciences ; Multiple myeloma ; Multiple Myeloma - blood ; Multiple Myeloma - therapy ; Patients ; Prognosis ; Proteins ; Ratios ; Research and analysis methods ; Retrospective Studies ; Stem Cell Transplantation - methods ; Studies ; Survival ; Transplantation ; Transplantation, Autologous</subject><ispartof>PloS one, 2018-09, Vol.13 (9), p.e0203392-e0203392</ispartof><rights>COPYRIGHT 2018 Public Library of Science</rights><rights>2018 Lopez-Anglada et al. This is an open access article distributed under the terms of the Creative Commons Attribution License: http://creativecommons.org/licenses/by/4.0/ (the “License”), which permits unrestricted use, distribution, and reproduction in any medium, provided the original author and source are credited. Notwithstanding the ProQuest Terms and Conditions, you may use this content in accordance with the terms of the License.</rights><rights>2018 Lopez-Anglada et al 2018 Lopez-Anglada et al</rights><lds50>peer_reviewed</lds50><oa>free_for_read</oa><woscitedreferencessubscribed>false</woscitedreferencessubscribed><citedby>FETCH-LOGICAL-c718t-4987b9d6af71ffadce6eb93c820edc95be95308850bd7abb77a6844b7ad303963</citedby><cites>FETCH-LOGICAL-c718t-4987b9d6af71ffadce6eb93c820edc95be95308850bd7abb77a6844b7ad303963</cites><orcidid>0000-0003-1727-8546</orcidid></display><links><openurl>$$Topenurl_article</openurl><openurlfulltext>$$Topenurlfull_article</openurlfulltext><thumbnail>$$Tsyndetics_thumb_exl</thumbnail><linktopdf>$$Uhttps://www.ncbi.nlm.nih.gov/pmc/articles/PMC6128544/pdf/$$EPDF$$P50$$Gpubmedcentral$$Hfree_for_read</linktopdf><linktohtml>$$Uhttps://www.ncbi.nlm.nih.gov/pmc/articles/PMC6128544/$$EHTML$$P50$$Gpubmedcentral$$Hfree_for_read</linktohtml><link.rule.ids>230,314,723,776,780,860,881,2096,2915,23845,27901,27902,53766,53768,79342,79343</link.rule.ids><backlink>$$Uhttps://www.ncbi.nlm.nih.gov/pubmed/30192814$$D View this record in MEDLINE/PubMed$$Hfree_for_read</backlink></links><search><creatorcontrib>Lopez-Anglada, Lucia</creatorcontrib><creatorcontrib>Cueto-Felgueroso, Cecilia</creatorcontrib><creatorcontrib>Rosiñol, Laura</creatorcontrib><creatorcontrib>Oriol, Albert</creatorcontrib><creatorcontrib>Teruel, Ana Isabel</creatorcontrib><creatorcontrib>Lopez de la Guia, Ana</creatorcontrib><creatorcontrib>Bengoechea, Enrique</creatorcontrib><creatorcontrib>Palomera, Luis</creatorcontrib><creatorcontrib>de Arriba, Felipe</creatorcontrib><creatorcontrib>Hernandez, Jose Mariano</creatorcontrib><creatorcontrib>Granell, Miquel</creatorcontrib><creatorcontrib>Peñalver, Francisco Javier</creatorcontrib><creatorcontrib>Garcia-Sanz, Ramon</creatorcontrib><creatorcontrib>Besalduch, Juan</creatorcontrib><creatorcontrib>Gonzalez, Yolanda</creatorcontrib><creatorcontrib>Martinez, Rafael Benigno</creatorcontrib><creatorcontrib>Hernandez, Miguel Teodoro</creatorcontrib><creatorcontrib>Gutierrez, Norma C</creatorcontrib><creatorcontrib>Puerta, Paloma</creatorcontrib><creatorcontrib>Valeri, Antonio</creatorcontrib><creatorcontrib>Paiva, Bruno</creatorcontrib><creatorcontrib>Blade, Joan</creatorcontrib><creatorcontrib>Mateos, Maria-Victoria</creatorcontrib><creatorcontrib>San Miguel, Jesus</creatorcontrib><creatorcontrib>Lahuerta, Juan Jose</creatorcontrib><creatorcontrib>Martinez-Lopez, Joaquin</creatorcontrib><creatorcontrib>GEM (Grupo Español de MM)/PETHEMA (Programa para el Estudio de la Terapéutica en Hemopatías Malignas) Cooperative Study Group</creatorcontrib><creatorcontrib>on behalf of the GEM (Grupo Español de MM)/PETHEMA (Programa para el Estudio de la Terapéutica en Hemopatías Malignas) Cooperative Study Group</creatorcontrib><title>Prognostic utility of serum free light chain ratios and heavy-light chain ratios in multiple myeloma in three PETHEMA/GEM phase III clinical trials</title><title>PloS one</title><addtitle>PLoS One</addtitle><description>We investigated the prognostic impact and clinical utility of serum free light chains (sFLC) and serum heavy-light chains (sHLC) in patients with multiple myeloma treated according to the GEM2005MENOS65, GEM2005MAS65, and GEM2010MAS65 PETHEMA/GEM phase III clinical trials. Serum samples collected at diagnosis were retrospectively analyzed for sFLC (n = 623) and sHLC (n = 183). After induction or autologous transplantation, 309 and 89 samples respectively were available for sFLC and sHLC assays. At diagnosis, a highly abnormal (HA) sFLC ratio (sFLCr) (&lt;0.03 or &gt;32) was not associated with higher risk of progression. After therapy, persistence of involved-sFLC levels &gt;100 mg/L implied worse survival (overall survival [OS], P = 0.03; progression-free survival [PFS], P = 0.007). Among patients that achieved a complete response, sFLCr normalization did not necessarily indicate a higher quality response. We conducted sHLC investigations for IgG and IgA MM. Absolute sHLC values were correlated with monoclonal protein levels measured with serum protein electrophoresis. At diagnosis, HA-sHLCrs (&lt;0.29 or &gt;73) showed a higher risk of progression (P = 0.006). Additionally, involved-sHLC levels &gt;5 g/L after treatment were associated with shorter survival (OS, P = 0.001; PFS, P = 0.018). The HA-sHLCr could have prognostic value at diagnosis; absolute values of involved-sFLC &gt;100 mg/L and involved-sHLC &gt;5 g/L could have prognostic value after treatment.</description><subject>Analysis</subject><subject>Antineoplastic Combined Chemotherapy Protocols - therapeutic use</subject><subject>Autografts</subject><subject>Biochemistry</subject><subject>Biology and Life Sciences</subject><subject>Care and treatment</subject><subject>Chains</subject><subject>Clinical trials</subject><subject>Clinical Trials, Phase III as Topic</subject><subject>Correlation analysis</subject><subject>Development and progression</subject><subject>Diagnosis</subject><subject>Electrophoresis</subject><subject>Hematology</subject><subject>Humans</subject><subject>Immunoglobulin A</subject><subject>Immunoglobulin G</subject><subject>Immunoglobulin Heavy Chains - blood</subject><subject>Immunoglobulin Light Chains - blood</subject><subject>Immunoglobulins</subject><subject>Induction Chemotherapy</subject><subject>Kaplan-Meier Estimate</subject><subject>Leukemia</subject><subject>Light</subject><subject>Light chains</subject><subject>Medical prognosis</subject><subject>Medical research</subject><subject>Medicine and Health Sciences</subject><subject>Multiple myeloma</subject><subject>Multiple Myeloma - blood</subject><subject>Multiple Myeloma - therapy</subject><subject>Patients</subject><subject>Prognosis</subject><subject>Proteins</subject><subject>Ratios</subject><subject>Research and analysis methods</subject><subject>Retrospective Studies</subject><subject>Stem Cell Transplantation - methods</subject><subject>Studies</subject><subject>Survival</subject><subject>Transplantation</subject><subject>Transplantation, 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utility of serum free light chain ratios and heavy-light chain ratios in multiple myeloma in three PETHEMA/GEM phase III clinical trials</title><author>Lopez-Anglada, Lucia ; Cueto-Felgueroso, Cecilia ; Rosiñol, Laura ; Oriol, Albert ; Teruel, Ana Isabel ; Lopez de la Guia, Ana ; Bengoechea, Enrique ; Palomera, Luis ; de Arriba, Felipe ; Hernandez, Jose Mariano ; Granell, Miquel ; Peñalver, Francisco Javier ; Garcia-Sanz, Ramon ; Besalduch, Juan ; Gonzalez, Yolanda ; Martinez, Rafael Benigno ; Hernandez, Miguel Teodoro ; Gutierrez, Norma C ; Puerta, Paloma ; Valeri, Antonio ; Paiva, Bruno ; Blade, Joan ; Mateos, Maria-Victoria ; San Miguel, Jesus ; Lahuerta, Juan Jose ; Martinez-Lopez, 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Collection</collection><collection>Genetics Abstracts</collection><collection>MEDLINE - Academic</collection><collection>PubMed Central (Full Participant titles)</collection><collection>DOAJ Directory of Open Access Journals</collection><jtitle>PloS one</jtitle></facets><delivery><delcategory>Remote Search Resource</delcategory><fulltext>fulltext</fulltext></delivery><addata><au>Lopez-Anglada, Lucia</au><au>Cueto-Felgueroso, Cecilia</au><au>Rosiñol, Laura</au><au>Oriol, Albert</au><au>Teruel, Ana Isabel</au><au>Lopez de la Guia, Ana</au><au>Bengoechea, Enrique</au><au>Palomera, Luis</au><au>de Arriba, Felipe</au><au>Hernandez, Jose Mariano</au><au>Granell, Miquel</au><au>Peñalver, Francisco Javier</au><au>Garcia-Sanz, Ramon</au><au>Besalduch, Juan</au><au>Gonzalez, Yolanda</au><au>Martinez, Rafael Benigno</au><au>Hernandez, Miguel Teodoro</au><au>Gutierrez, Norma C</au><au>Puerta, Paloma</au><au>Valeri, Antonio</au><au>Paiva, Bruno</au><au>Blade, Joan</au><au>Mateos, Maria-Victoria</au><au>San Miguel, Jesus</au><au>Lahuerta, Juan Jose</au><au>Martinez-Lopez, Joaquin</au><aucorp>GEM (Grupo Español de MM)/PETHEMA (Programa para el Estudio de la Terapéutica en Hemopatías Malignas) Cooperative Study Group</aucorp><aucorp>on behalf of the GEM (Grupo Español de MM)/PETHEMA (Programa para el Estudio de la Terapéutica en Hemopatías Malignas) Cooperative Study Group</aucorp><format>journal</format><genre>article</genre><ristype>JOUR</ristype><atitle>Prognostic utility of serum free light chain ratios and heavy-light chain ratios in multiple myeloma in three PETHEMA/GEM phase III clinical trials</atitle><jtitle>PloS one</jtitle><addtitle>PLoS One</addtitle><date>2018-09-07</date><risdate>2018</risdate><volume>13</volume><issue>9</issue><spage>e0203392</spage><epage>e0203392</epage><pages>e0203392-e0203392</pages><issn>1932-6203</issn><eissn>1932-6203</eissn><abstract>We investigated the prognostic impact and clinical utility of serum free light chains (sFLC) and serum heavy-light chains (sHLC) in patients with multiple myeloma treated according to the GEM2005MENOS65, GEM2005MAS65, and GEM2010MAS65 PETHEMA/GEM phase III clinical trials. Serum samples collected at diagnosis were retrospectively analyzed for sFLC (n = 623) and sHLC (n = 183). After induction or autologous transplantation, 309 and 89 samples respectively were available for sFLC and sHLC assays. At diagnosis, a highly abnormal (HA) sFLC ratio (sFLCr) (&lt;0.03 or &gt;32) was not associated with higher risk of progression. After therapy, persistence of involved-sFLC levels &gt;100 mg/L implied worse survival (overall survival [OS], P = 0.03; progression-free survival [PFS], P = 0.007). Among patients that achieved a complete response, sFLCr normalization did not necessarily indicate a higher quality response. We conducted sHLC investigations for IgG and IgA MM. Absolute sHLC values were correlated with monoclonal protein levels measured with serum protein electrophoresis. At diagnosis, HA-sHLCrs (&lt;0.29 or &gt;73) showed a higher risk of progression (P = 0.006). Additionally, involved-sHLC levels &gt;5 g/L after treatment were associated with shorter survival (OS, P = 0.001; PFS, P = 0.018). The HA-sHLCr could have prognostic value at diagnosis; absolute values of involved-sFLC &gt;100 mg/L and involved-sHLC &gt;5 g/L could have prognostic value after treatment.</abstract><cop>United States</cop><pub>Public Library of Science</pub><pmid>30192814</pmid><doi>10.1371/journal.pone.0203392</doi><tpages>e0203392</tpages><orcidid>https://orcid.org/0000-0003-1727-8546</orcidid><oa>free_for_read</oa></addata></record>
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subjects Analysis
Antineoplastic Combined Chemotherapy Protocols - therapeutic use
Autografts
Biochemistry
Biology and Life Sciences
Care and treatment
Chains
Clinical trials
Clinical Trials, Phase III as Topic
Correlation analysis
Development and progression
Diagnosis
Electrophoresis
Hematology
Humans
Immunoglobulin A
Immunoglobulin G
Immunoglobulin Heavy Chains - blood
Immunoglobulin Light Chains - blood
Immunoglobulins
Induction Chemotherapy
Kaplan-Meier Estimate
Leukemia
Light
Light chains
Medical prognosis
Medical research
Medicine and Health Sciences
Multiple myeloma
Multiple Myeloma - blood
Multiple Myeloma - therapy
Patients
Prognosis
Proteins
Ratios
Research and analysis methods
Retrospective Studies
Stem Cell Transplantation - methods
Studies
Survival
Transplantation
Transplantation, Autologous
title Prognostic utility of serum free light chain ratios and heavy-light chain ratios in multiple myeloma in three PETHEMA/GEM phase III clinical trials
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