Fig. 3

Schematic of microfluidic chip fabrication using photolithography, collagen solution loading process without any leakage, and cells encapsulated in the collagen3-BGNs3 hydrogel into the chip.

Schematic of microfluidic chip fabrication using photolithography, collagen solution loading process without any leakage, and cells encapsulated in the collagen3-BGNs3 hydrogel into the chip.