Retinal Organoids for Disease Modelling (2018)
Source DiStefano et al., 2018 · National Eye Institute (NEI), National Institutes of Health · 10.1016/j.stemcr.2017.11.001
Abstract
This protocol describes a bioprocess for differentiating mouse pluripotent stem cells into 3D retinal organoids using rotating-wall vessel (RWV) bioreactors. The RWV culture environment promotes enhanced proliferation, improved morphology, and accelerated differentiation of retinal neurons including ganglion cells and photoreceptors. Organoids cultured in RWV at day 25 achieve similar maturation profiles as static culture controls at day 32, closely recapitulating spatiotemporal development of postnatal retina in vivo.
Protocol overview
16 steps across 5 phases
- a Culture ESCs on feeders with LIF
- b Passage ESCs every three days
- a Plate dissociated ESCs in low-adhesion plates
- b Add Matrigel on Day 1
- c Transfer organoids to culture dish on Day 7
- a Dissect optic cups on Day 10
- b Establish dissected neural retina cultures (D10-D17)
- a Supplement culture medium from Day 18
- b Maintain intact organoids (SSCi) from Day 26
- a Fix organoids in paraformaldehyde
- b Cryo-protect in sucrose gradients
- c Embed and section organoids
- d Hydrate and block sections
- e Incubate with primary antibodies
- f Wash and apply secondary antibodies
- g Counterstain nuclei with DAPI and image
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Attribution
This SOP was written by Organthis based on the published method in DiStefano et al., 2018. Once the originating laboratory has confirmed it, the SOP is marked Verified.
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