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Snapshot of lipid membrane consisting of 4000 lipids with head size 1.1σ (light beads) and 4000 lipids with head size 0.9σ (dark beads). All tail beads are shown in white. The colloid itself is shown as an inset to clearly display the adhesive (light) and nonadhesive (dark) regions. Black circles indicate the two principle curvatures in the neck region.
