Figure 1 - Binding of fluo-NT to COS-7 cells transfected with c-DNA encoding the low-affinity NT receptor (NT-2). Cells were incubated for 30 min, at 4oC, in the presence of 10 nM fluo-NT. Labeling is strictly membrane-bound and forms a more or less homogeneous pericellular ring. Scale bar: 5 Ám.