Two-Photon Microscopy Allows Imaging and Characterization of Cochlear Microvasculature In Vivo

Table 2

Diameter of cochlear microvessels ex vivo and in vivo by two-photon microscopy.

Specimen/vessel		Arterioles	Capillaries	(two-way ANOVA)
Ex vivo examination; (explanted cochlea)	Number of vessels	5	5
	Diameter m	12.2 ± 1.6	6.6 ± 1.0	=0.022^*
In vivo examination	Number of vessels	6	6
	Diameter m	16.5 ± 6.0	8.0 ± 2.4	<0.001^*
(two-way ANOVA)		=0.060	=0.512

ANOVA: analysis of variance; ^*difference statistically significant with < 0.05.