Table 1.

Ribbon dimensions in different sensory cell types and species.

Cell Type	Species	Profile Shape	Ribbon			References
			Height (nm)	Length (nm)	Width (nm)
Inner ear
IHCs	mouse	wedge/droplet	100–500	~190	~120	[4,18,26,27]
Retina
Photoreceptors (Rod) (Cone)
	mouse	plate	150–400	30–40	500–1800	[28,29]
	mouse	plate	150–350	30–60	200–700	[30,31]
Bipolar cells (Rod)	mouse	plate	125-180	~50	~175	[32,33]
Pineal gland
Pinealocytes	rat	plate	200–400	30–40	~800	[34]
Lateral line
Neuromast HCs	zebrafish	sphere	200–400	200–400	200–400	[35,36]

All data derived from electron microscopic analysis.