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Related Concept Videos

Cerebrospinal Fluid01:21

Cerebrospinal Fluid

Cerebrospinal fluid (CSF) is a colorless liquid that flows around the brain and the spinal cord, playing a vital role in the protection, support, and overall function of the central nervous system (CNS). CSF production, circulation, and absorption are tightly regulated processes essential for the brain and spinal cord to function properly.
CSF Production
CSF is produced mainly in the choroid plexus, a network of capillaries and ependymal cells located within the ventricular system of the brain.
Multiple Sclerosis l: Introduction01:19

Multiple Sclerosis l: Introduction

Multiple sclerosis is a chronic autoimmune disease of the central nervous system (CNS) that affects the brain, spinal cord, and optic nerves. It is an inflammatory demyelinating disorder and a leading cause of neurological disability in young adults.EpidemiologyMS commonly begins between 20 and 40 years of age and is twice as common in women. Its exact cause remains unclear, but genetic susceptibility contributes, with higher risk in first-degree relatives and identical twins. A greater...
Proteomics01:33

Proteomics

A proteome is the entire set of proteins that a cell type produces. We can study proteomes using the knowledge of genomes because genes code for mRNAs, and the mRNAs encode proteins. Although mRNA analysis is a step in the right direction, not all mRNAs are translated into proteins.
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Related Experiment Video

Updated: Jul 11, 2026

A High Throughput, Multiplexed and Targeted Proteomic CSF Assay to Quantify Neurodegenerative Biomarkers and Apolipoprotein E Isoforms Status
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A High Throughput, Multiplexed and Targeted Proteomic CSF Assay to Quantify Neurodegenerative Biomarkers and Apolipoprotein E Isoforms Status

Published on: October 20, 2016

Cerebrospinal fluid proteome profile in multiple sclerosis.

V Lehmensiek1, S D Süssmuth, G Tauscher

  • 1Department of Neurology, University of Ulm, 89081, Ulm, Germany.

Multiple Sclerosis (Houndmills, Basingstoke, England)
|September 21, 2007
PubMed
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Researchers identified unique cerebrospinal fluid (CSF) protein profiles in early multiple sclerosis (MS) and clinically isolated syndrome (CIS). These potential biomarkers could aid in predicting MS progression and personalizing treatment strategies.

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Sample Preparation for Endopeptidomic Analysis in Human Cerebrospinal Fluid
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Sample Preparation for Endopeptidomic Analysis in Human Cerebrospinal Fluid

Published on: December 4, 2017

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Last Updated: Jul 11, 2026

A High Throughput, Multiplexed and Targeted Proteomic CSF Assay to Quantify Neurodegenerative Biomarkers and Apolipoprotein E Isoforms Status
07:08

A High Throughput, Multiplexed and Targeted Proteomic CSF Assay to Quantify Neurodegenerative Biomarkers and Apolipoprotein E Isoforms Status

Published on: October 20, 2016

Sample Preparation for Endopeptidomic Analysis in Human Cerebrospinal Fluid
10:23

Sample Preparation for Endopeptidomic Analysis in Human Cerebrospinal Fluid

Published on: December 4, 2017

Area of Science:

  • Neuroscience
  • Biochemistry
  • Proteomics

Background:

  • Cerebrospinal fluid (CSF) proteins offer insights into multiple sclerosis (MS) pathomechanisms.
  • Biomarkers are needed for predicting MS subtype and progression to tailor treatments.
  • Early diagnosis and characterization of demyelinating diseases are crucial.

Purpose of the Study:

  • To compare CSF protein profiles in relapse-remitting MS (RRMS), clinically isolated syndrome (CIS), and healthy controls.
  • To identify potential CSF biomarkers for early MS detection and progression prediction.
  • To investigate differences in protein expression between RRMS, CIS, and controls.

Main Methods:

  • Two-dimensional difference gel electrophoresis (2-D-DIGE) for comparative proteomic analysis of CSF samples.
  • MALDI-TOF mass spectrometry for identification of differentially expressed proteins.
  • Immunoblot analysis for validation of candidate protein markers, such as Apolipoprotein A1.

Main Results:

  • In RRMS patients, 1 protein was up-regulated and 10 were down-regulated compared to controls.
  • In CIS patients, 2 proteins were up-regulated and 11 were down-regulated compared to controls.
  • Apolipoprotein A1 was identified as a differentially expressed protein and confirmed by immunoblot.

Conclusions:

  • CSF proteomic analysis reveals distinct protein expression patterns in early MS and CIS.
  • Identified proteins, including Apolipoprotein A1, may serve as potential disease-specific biomarkers.
  • Further research is needed to elucidate the pathophysiological roles and validate these markers for clinical application.