International Review of Cytology presents current advances and comprehensive reviews in cell biology – both plant and animal. Authored by some of the foremost scientists in the field, each volume provides up-to-date information and directions for future research. Articles in this volume address Redundancy of biological regulation as the basis for emergence of multidrug resistancedrug resistance; The palladin-myotilin-myopalladin family: Potent modulators of the actin cytoskeleton; Patch-clamp studies of the new permeability pathways in Plasmodium falciparum; Cellular mechanisms of bacterial internalization; Microinsemination and Transfer Using Male Germ Cells; Nuclear envelope, nuclear lamina in inherited diseases.