Microbodies in Higher Plants

Abstract

INTRODUCTION 159 SOURCES OF MICROBODIES: MICROBODY CONSTITUENTS 162 Glyoxysomes...... ....... ........ ... ...... ... ..... 162 Leaf Peroxisomes 164 Microbodies from Other Tissues ...... 164 DISTRIBUTION OF ENZYMES WITHIN MICROBODIES 165 ISOENZYMES IN GLYOXYSOMES AND LEAF PEROXISOMES 166 Isoenzymes of MDH 166 Isoenzymes of Citrate Synthetase 167 Isoenzymes of Aspartate-a.-Ketoglutarate Transaminase 168 FUNCTIONS OF GLYOXYSOMES AND LEAF PEROXISOMES 168 DEVELOPMENT OF MICROBODIES 170 Glyoxysome Biogenesis ..... ,, . . . . . . . . . . . . . . ,. 170 Biogenesis of Leaf Peroxisomes 176 Microbody Transition in Fatty Cotyledons 177 Hormonal Influences 185 CONCLUSIONS , ...... , 186