
Keywords: میکروسکوپ تونلی روبشی ; AFM; atomic force microscopy; DFS; dynamic single-molecule force spectroscopy; F-D; force-distance; GPCR; G protein-coupled receptor; HOPG; highly ordered pyrolytic graphite; ICAM-1; intercellular adhesion molecule-1; LFA-1; leukocyte function-associa