Discovery of isonicotinamide derived beta-secretase inhibitors: in vivo reduction of beta-amyloid

J Med Chem. 2007 Jul 26;50(15):3431-3. doi: 10.1021/jm070272d. Epub 2007 Jun 21.

Abstract

beta-Secretase inhibition offers an exciting opportunity for therapeutic intervention in the progression of Alzheimer's disease. A series of isonicotinamides derived from traditional aspartyl protease transition state isostere inhibitors has been optimized to yield low nanomolar inhibitors with sufficient penetration across the blood-brain barrier to demonstrate beta-amyloid lowering in a murine model.

MeSH terms

  • Amides / chemical synthesis*
  • Amides / chemistry
  • Amides / pharmacology
  • Amyloid Precursor Protein Secretases / antagonists & inhibitors*
  • Amyloid beta-Peptides / metabolism*
  • Animals
  • Biological Availability
  • Brain / metabolism
  • Dose-Response Relationship, Drug
  • Isonicotinic Acids / chemical synthesis*
  • Isonicotinic Acids / pharmacokinetics
  • Isonicotinic Acids / pharmacology
  • Mice
  • Peptide Fragments / metabolism*
  • Rats
  • Structure-Activity Relationship

Substances

  • Amides
  • Amyloid beta-Peptides
  • Isonicotinic Acids
  • Peptide Fragments
  • amyloid beta-protein (1-40)
  • Amyloid Precursor Protein Secretases