Figure 4.

Simulated loading of microchamber. a) entire view of microchip system. b) close-up of empty chamber. c) after injection of aqueous cell suspension. d) spontaneous self-assembly of nanotube gel matrix. e) immobilization of cells in 3D hydrogel. f) view of cells confined solely to assay chamber.

Liebmann et al. BMC Biotechnology 2007 7:88   doi:10.1186/1472-6750-7-88
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