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A). Representative western blots and quantitative analysis of occludin in isolated microvessels following indicated ischemia/reperfusion (I/R) time. B). Representative western blots and the quantitative analysis of the level of claudin-5 in isolated microvessels. N=4, *p<0.05 versus sham group rats; #p<0.05 versus normoxic rats with same duration of I/R. Data are expressed as means ± SEM.
