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Flipping a lipid The membranes of eukaryotic cells have different lipid compositions in their inner and outer leaflets. Enzymes… Expand Significance Biological membranes define cellular boundaries, allow compartmentalization, and represent a prerequisite for life… Expand Phosphatidylserine is localized exclusively to the inner leaflet of the membrane lipid bilayer of most cells, including… Expand Significance The bacterial envelope is composed of a diverse set of polysaccharides. Virtually all of these polymers are… Expand The biosynthesis of cellular polysaccharides and glycoconjugates often involves lipid-linked intermediates that need to be… Expand Apoptosis and the clearance of apoptotic cells are essential processes in animal development and homeostasis. For apoptotic cells… Expand Peptidoglycan is a cell-wall glycopeptide polymer that protects bacteria from osmotic lysis. Whereas in Gram-positive bacteria it… Expand The mushroom body (MB) is an important centre for higher order sensory integration and learning in insects. To analyse the… Expand O antigen is the major cell surface antigen of gram-negative bacteria, and the genes responsible for its synthesis are located in… Expand The phenomenon of multidrug resistance is correlated with the presence of a membrane protein, P-glycoprotein, which pumps a wide… Expand