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Related Concept Videos

Overview of Lipid Metabolism01:24

Overview of Lipid Metabolism

Lipid metabolism is a crucial process in the human body that involves the synthesis and degradation of lipids. This process is essential for energy production, cell membrane formation, and hormone production, among other functions.
Lipolysis: The Breakdown of Lipids:
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Triglycerides serve as crucial long-term energy storage molecules in microorganisms, providing a dense source of metabolic energy. Their breakdown is mediated by lipases, which hydrolyze triglycerides into glycerol and free fatty acids. Each of these components follows distinct metabolic pathways, ultimately contributing to ATP synthesis and cellular energy homeostasis.Glycerol MetabolismGlycerol, released from triglyceride hydrolysis, is phosphorylated by glycerol kinase to form...
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A Package of Established Analytical Tools to Investigate the Solid-State Alteration of Lipid-Based Excipients
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Characterising lipid lipolysis and its implication in lipid-based formulation development.

Nicky Thomas1, René Holm, Thomas Rades

  • 1School of Pharmacy, University of Otago, 9054, Dunedin, New Zealand.

The AAPS Journal
|September 8, 2012
PubMed
Summary
This summary is machine-generated.

Lipid-based drug delivery systems (LBDDS) show promise for poorly soluble drugs but require advanced characterization. This review details in vitro lipolysis techniques to understand LBDDS performance and guide rational design for broader application.

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Area of Science:

  • Pharmaceutical Sciences
  • Drug Delivery
  • Biochemistry

Background:

  • Increasing number of poorly water-soluble drugs necessitates innovative delivery systems.
  • Lipid-based drug delivery systems (LBDDS) offer potential but face challenges due to complex in vivo behavior.
  • A gap exists between the need for LBDDS and their rational design, hindering wider application.

Purpose of the Study:

  • To review the physiological basis of lipid digestion.
  • To summarize current techniques for characterizing in vitro lipolysis of LBDDS.
  • To promote a deeper understanding of LBDDS mechanisms for rational development.

Main Methods:

  • Review of physiological lipid digestion processes.
  • Comprehensive summary of in vitro lipolysis characterization methods.
  • Analysis of techniques for assessing LBDDS performance post-administration.

Main Results:

  • Detailed explanation of the enzymatic degradation of lipids in the gastrointestinal tract.
  • Overview of various analytical techniques used to study in vitro lipolysis.
  • Highlighting the importance of advanced characterization for understanding drug release from LBDDS.

Conclusions:

  • In vitro lipolysis is crucial for understanding LBDDS behavior.
  • Advanced characterization methods are needed for rational LBDDS design.
  • Increased knowledge of LBDDS and lipolysis will foster wider application of these delivery systems.