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. 2015 Feb 26;5:8577. doi: 10.1038/srep08577

Figure 3.

Figure 3

(A). Precision patterning of mouse embryonic stem cells and PLGA microparticles of varying sizes using holographic optical tweezers. (B). PLGA microparticles patterned within mES aggregates. (C). Precision patterning of mouse embryonic stem cells and fibronectin coated poly (D, L-lactide-co-glycolide) electrospun fibers. (D). Patterning of fibers and mES into layered structures. Scale bars = 12 μm.