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Related Concept Videos

Raman Spectroscopy: Overview01:20

Raman Spectroscopy: Overview

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The underlying principle of Raman spectroscopy is based on the interaction between light and matter, specifically molecules' inelastic scattering of photons. When a monochromatic beam of light, typically from a laser source, interacts with a sample, most scattered light has the same frequency as the incident light. This is known as Rayleigh scattering.
However, a small fraction of the scattered light exhibits a frequency shift due to the exchange of energy between the incident photons and...
414

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Label-Free Imaging of Lipid Storage Dynamics in Caenorhabditis elegans using Stimulated Raman Scattering Microscopy
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Fatty Acid-Binding Proteins Identification during the Evolution of Metabolic Syndrome: A Raman Spectroscopy-Based

Guadalupe Donjuán-Loredo1, Ricardo Espinosa-Tanguma1, Edgar Guevara2,3

  • 1Facultad de Medicina, Universidad Autónoma de San Luis Potosí, Av. Venustiano Carranza 2405, Lomas los Filtros, San Luis Potosí 78210, Mexico.

Molecules (Basel, Switzerland)
|November 25, 2023
PubMed
Summary

Fatty acid-binding proteins (FABP4 and FABP5) show molecular changes during metabolic syndrome (MetS) development. Raman spectroscopy detects these alterations, identifying FABPs as potential biomarkers for MetS progression.

Keywords:
Raman spectroscopybiomarkersfatty acid-binding proteinsmetabolic syndrome

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Area of Science:

  • Biochemistry
  • Molecular Biology
  • Metabolic Diseases

Background:

  • Abdominal obesity is a key risk factor for metabolic syndrome (MetS).
  • Lipid metabolism dysfunction is central to MetS pathologies.
  • Fatty acid-binding proteins (FABPs) are crucial for intracellular lipid transport, with FABP4 and FABP5 implicated in MetS.

Purpose of the Study:

  • To investigate the dynamic changes of FABP4 and FABP5 during the evolution of diet-induced metabolic syndrome (MetS).
  • To assess the potential of Raman spectroscopy for detecting these molecular changes as biomarkers for MetS.
  • To explore the role of FABP4 and FABP5 in the molecular alterations underlying MetS development.

Main Methods:

  • Utilized a high-fat diet animal model to induce metabolic syndrome (MetS).
  • Employed Raman spectroscopy to detect spectral variations in serum related to FABP4 and FABP5.
  • Monitored serum samples at various time points during the progression of diet-induced MetS.

Main Results:

  • Observed distinct spectral changes associated with FABP4 and FABP5 in serum during MetS evolution.
  • These spectral alterations indicate molecular-level changes occurring as MetS progresses.
  • The findings suggest that FABP4 and FABP5 undergo modifications that correlate with the development of MetS.

Conclusions:

  • FABP4 and FABP5 exhibit detectable spectral changes throughout the progression of metabolic syndrome (MetS).
  • These molecular alterations suggest FABPs are potential biomarkers for tracking MetS development.
  • Raman spectroscopy presents a viable method for assessing MetS through the detection of FABP biomarkers.