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Viability and proliferation of encapsulated NK92 in the pore-forming hydrogel. a Live and dead assay of NK92 cells encapsulated in alginate and pore-forming hydrogels on day 1, 4, and 7 after printing, scale bar = 500 μm. b Cell viability from live and dead assay. c Cell proliferation of NK92 cell. [n = 4, NS: no significant difference, *p < 0.05, **p < 0.01 and ***p < 0.001]
