3D Synthetic Microstructures Fabricated by Two‐Photon Polymerization Promote Homogeneous Expression of NANOG and ESRRB in Mouse Embryonic Stem Cells
نویسندگان
چکیده
The development of in vitro models, which accurately recapitulate early embryonic development, is one the fundamental challenges stem cell research. Most currently employed approaches involve culture cells (ESCs) on 2D surfaces. However, monolayer nature these cultures does not permit to grow and proliferate realistic 3D microenvironments, as an embryo. In this paper, novel synthetic microstructure arrays, fabricated by two-photon polymerization photolithography, are utilized mimic tissue-specific architecture, enabling cell-to-matrix interaction cell-to-cell communication vitro. Mouse ESCs (mESCs) able structures maintain their pluripotent state. Furthermore, arrays integrated into a microscopy slide allowing evaluation expression key pluripotency factors at single level. Comparing surfaces, mESCs grown serum + leukemia inhibitory factor microstructures exhibit stronger signal intensity three markers—homeobox protein NANOG, octamer-binding transcription 4, estrogen-related receptor beta (ESRRB)—and more homogenous NANOG ESRRB, than cultivated 2i medium, demonstrating that capture naïve Thus, affords unique tool model study development.
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ژورنال
عنوان ژورنال: Advanced Materials Interfaces
سال: 2021
ISSN: ['2196-7350']
DOI: https://doi.org/10.1002/admi.202001964