Assertion: retina's type | /r/HasProperty | observed
Facets:
value: more often
type: DEGREE
Source sentences:
text: Another type of cell that also has been observed more often, is highly GFAP+ and column-shaped, and lies parallel to the inner limiting membrane, which can be confused with the aforementioned astrocytes.
text: All ganglion cells generate action potentials and to full-field illumination, three basic types of responses are observed; ON, OFF, and ON-OFF cells.