DOPPELSCHICHT-LIPIDMEMBRANEN (MEMBRANBIOLOGIE); MEMBRANPROTEINE UND PROTEINSTRUKTUR BIOLOGISCHER MEMBRANEN; PROTEINFUNKTION + PEPTIDFUNKTION; ZELLADHÄSIONSMOLEKÜLE + ZELLERKENNUNGSMOLEKÜLE (GLYKOPROTEINE); PROTEIN-GLUTAMIN-GAMMA-GLUTAMYLTRANSFERASE (ENZYME); HOMÖOPOLARE BINDUNGEN (CHEMISCHE BINDUNG); PROTEIN-PROTEIN-WECHSELWIRKUNGEN; CYTOLOGISCHE METHODEN + CYTOLOGISCHE TECHNIKEN + CYTOLOGISCHE EXPERIMENTE; BILAYER LIPID MEMBRANES (MEMBRANE BIOLOGY); MEMBRANE PROTEINS AND PROTEIN STRUCTURE OF MEMBRANES; PROTEIN FUNCTION + PEPTIDE FUNCTION; CELL ADHESION MOLECULES + CELL RECOGNITION MOLECULES (GLYCOPROTEINS); PROTEIN-GLUTAMINE GAMMA-GLUTAMYLTRANSFERASE (ENZYMES); HOMOPOLAR BONDS (CHEMICAL BONDS); PROTEIN-PROTEIN INTERACTIONS; CYTOLOGICAL METHODS + CYTOLOGICAL TECHNIQUES + CYTOLOGICAL EXPERIMENTS