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Human Milk Lipidomics: Current Techniques and Methodologies.

Alexandra D George1, Melvin C L Gay2, Robert D Trengove3

  • 1School of Molecular Sciences, The University of Western Australia, Crawley, Perth, WA 6009, Australia. alexandra.george@research.uwa.edu.au.

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|August 29, 2018
PubMed
Summary
This summary is machine-generated.

Human milk lipids are crucial for infant energy and development, but their complex and variable nature requires careful handling and analysis. Understanding the human milk lipidome is essential for infant health, though research gaps remain.

Keywords:
NMR spectroscopybreastfeedingchromatographyhuman milklactationlipidomicslipidsmass spectrometry

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Area of Science:

  • Human milk composition
  • Infant nutrition
  • Lipidomics

Background:

  • Human milk lipids are vital for infant growth, providing over 50% of daily energy.
  • Milk lipid composition varies significantly, complicating standardization.
  • Human milk is bioactive and requires proper storage to prevent degradation.

Purpose of the Study:

  • To review the current state of human milk lipidome analysis.
  • To identify limitations and gaps in human milk lipidomics research.
  • To highlight the importance of methodology in studying milk lipids.

Main Methods:

  • Classical gas chromatography for fatty acid analysis.
  • Advanced techniques like liquid chromatography, supercritical fluid chromatography, and mass spectrometry for intact lipid characterization.
  • Discussion of sample preparation and storage considerations.

Main Results:

  • Limited comprehensive analysis of the human milk lipidome exists.
  • Gaps are present across all areas of human milk lipidomics.
  • Methodological challenges in sampling, storage, and analysis impact current understanding.

Conclusions:

  • Further research using appropriate methodology and instrumentation is needed.
  • A deeper understanding of the human milk lipidome can improve infant health outcomes.
  • Addressing current gaps will advance the field of human milk lipidomics.