Clinical trials in multiple sclerosis: potential future trial designs

Clinical trials of new treatments in multiple sclerosis (MS) currently require large sample sizes and long durations in order to yield reliable results. The differential responses of an already heterogeneous population of MS patients to individual disease-modifying therapies (DMTs) will further comp...

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Main Authors: Navid Manouchehri, Yinan Zhang, Amber Salter, Rehana Z. Hussain, Hans-Peter Hartung, Bernhard Hemmer, Ralf Linker, Benjamin M. Segal, Gary Cutter, Olaf Stüve
Format: Article
Language:English
Published: SAGE Publishing 2019-05-01
Series:Therapeutic Advances in Neurological Disorders
Online Access:https://doi.org/10.1177/1756286419847095
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author Navid Manouchehri
Yinan Zhang
Amber Salter
Rehana Z. Hussain
Hans-Peter Hartung
Bernhard Hemmer
Ralf Linker
Benjamin M. Segal
Gary Cutter
Olaf Stüve
author_facet Navid Manouchehri
Yinan Zhang
Amber Salter
Rehana Z. Hussain
Hans-Peter Hartung
Bernhard Hemmer
Ralf Linker
Benjamin M. Segal
Gary Cutter
Olaf Stüve
author_sort Navid Manouchehri
collection DOAJ
description Clinical trials of new treatments in multiple sclerosis (MS) currently require large sample sizes and long durations in order to yield reliable results. The differential responses of an already heterogeneous population of MS patients to individual disease-modifying therapies (DMTs) will further complicate future trials. MS trials with smaller samples and faster outcomes are conceivable through the substitution of current clinical and MRI outcomes with objectively measureable genomic and proteomic biomarkers. Currently, biomarkers that could be utilized for diagnosis and monitoring of MS disease activity are in the early validation phase. The power of single biomarkers or multiple correlated biomarkers to predict prognosis and response to treatment could initially be compared with currently accepted methods. These prospectively validated disease biomarkers could then be used to subcategorize the spectrum of MS patients into a finite number of endophenotypes with demonstrable different molecular pathogeneses and DMT response profiles. Newly developed DMT could potentially be assessed within specific endophenotypes and compared with pharmacogenomically relevant active comparator DMT. This approach may increase the efficiency of MS trials through homogenization of patient population and minimization of nonresponders in study groups, providing the potential for the development of targeted therapies.
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spelling doaj.art-7d8a7e1b2ee545328d5244d0d77e14282022-12-22T03:50:43ZengSAGE PublishingTherapeutic Advances in Neurological Disorders1756-28642019-05-011210.1177/1756286419847095Clinical trials in multiple sclerosis: potential future trial designsNavid ManouchehriYinan ZhangAmber SalterRehana Z. HussainHans-Peter HartungBernhard HemmerRalf LinkerBenjamin M. SegalGary CutterOlaf StüveClinical trials of new treatments in multiple sclerosis (MS) currently require large sample sizes and long durations in order to yield reliable results. The differential responses of an already heterogeneous population of MS patients to individual disease-modifying therapies (DMTs) will further complicate future trials. MS trials with smaller samples and faster outcomes are conceivable through the substitution of current clinical and MRI outcomes with objectively measureable genomic and proteomic biomarkers. Currently, biomarkers that could be utilized for diagnosis and monitoring of MS disease activity are in the early validation phase. The power of single biomarkers or multiple correlated biomarkers to predict prognosis and response to treatment could initially be compared with currently accepted methods. These prospectively validated disease biomarkers could then be used to subcategorize the spectrum of MS patients into a finite number of endophenotypes with demonstrable different molecular pathogeneses and DMT response profiles. Newly developed DMT could potentially be assessed within specific endophenotypes and compared with pharmacogenomically relevant active comparator DMT. This approach may increase the efficiency of MS trials through homogenization of patient population and minimization of nonresponders in study groups, providing the potential for the development of targeted therapies.https://doi.org/10.1177/1756286419847095
spellingShingle Navid Manouchehri
Yinan Zhang
Amber Salter
Rehana Z. Hussain
Hans-Peter Hartung
Bernhard Hemmer
Ralf Linker
Benjamin M. Segal
Gary Cutter
Olaf Stüve
Clinical trials in multiple sclerosis: potential future trial designs
Therapeutic Advances in Neurological Disorders
title Clinical trials in multiple sclerosis: potential future trial designs
title_full Clinical trials in multiple sclerosis: potential future trial designs
title_fullStr Clinical trials in multiple sclerosis: potential future trial designs
title_full_unstemmed Clinical trials in multiple sclerosis: potential future trial designs
title_short Clinical trials in multiple sclerosis: potential future trial designs
title_sort clinical trials in multiple sclerosis potential future trial designs
url https://doi.org/10.1177/1756286419847095
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