514
A . A . M O S C O N A
FIG. 14. Stained preparation of dissociated neuro-retina cells from 7-day chick embryo.
FIG. 16. Section through a 56-h aggregate of retinal cells showing stratification and advanced
histotypic differentiation.
FIG. 15. Retinal "rosettes"; section of a 24-h aggregate of neuro-retinal cells.
A . A . M O S C O N A
FIG. 14. Stained preparation of dissociated neuro-retina cells from 7-day chick embryo.
FIG. 16. Section through a 56-h aggregate of retinal cells showing stratification and advanced
histotypic differentiation.
FIG. 15. Retinal "rosettes"; section of a 24-h aggregate of neuro-retinal cells.