Part I: Biological Activities And Cellular Metabolism Of 4-Hydroxy-7-Oxohept-5-Enoate And 5-Hydroxy-8-Oxo-6-Octenoate Lactonespart Ii: Carboxyalkylpyrrole, Pentylpyrrole And 4-Oxo-Heptanedioic Amide Derivatives Of Ethanolamine Phospholipids And Proteins