Biological Membranes

Lipids

• Lipid Definition
• Fatty Acids - HERE
  • Saturated - TABLE
  • Unsaturated - TABLE
• Triacylglycerols (triglycerides)- HERE
  • Hydrolysis (lipases) - HERE
• Glycerophospholipids (phosphoglycerides / phosphoacylglycerols)
  • Phosphatidic Acid - HERE
  • Phosphatidyl Compounds - HERE
• Waxes and Sphingolipids - HERE
• Glycolipids (derivatives of ceramides)
  • Cerebrosides - HERE
  • Gangliosides - HERE
• Steroids - HERE

Membrane Structure

• Lipid Bilayer - HERE
  • Effects of Unsaturation - HERE / HERE
  • Effects of Cholesterol - HERE
  • Gel to Liquid Transition - HERE
• Butter vs. Margarine - HERE
• Membrane Proteins
  • Integral vs Peripheral - HERE
  • Anchored Membrane Proteins - HERE
• Fluid Mosaic Model - HERE
• Liposomes for Drug Delivery -HERE

Membrane Transport

• Passive Diffusion - HERE
• Facilitated Diffusion -HERE
• Active Transport
  • Sodium-Potassium Ion Pump - HERE
  • Secondary Active Transport - HERE
• LDL Receptor - HERE

Other Important Lipids

• Fat Soluble Vitamins - TABLE
  • Vitamin A - HERE / HERE / Isomerization HERE
  • Vitamin D - HERE
  • Vitamin E - HERE
  • Vitamin K - HERE
    • Modification of Prothrombin - HERE
• Prostaglandins, Leukotrienes, and Thromboxanes
  • Prostaglandins - HERE
  • Leukotriene C - HERE
  • Thromboxane A2 - HERE