Fig. 2

Microthrombus in cerebral vessels of rats. HE staining on the seventh day (a), Scale bar = 20 μm; Immunofluorescence staining results of hypoxia tissue in hippocampus CA3 district in CPB group (b), Scale bar = 400 μm, DAPI counterstaining (blue) shows nuclei of intact cells, and red fluorescence represented hypoxyprobe-1+; Immunofluorescence staining results of hypoxia tissue in hippocampus CA3 district in CPB group and SHAM group (c), Scale bar = 200 μm, DAPI counterstaining (blue) shows nuclei of intact cells, and red fluorescence represented hypoxyprobe-1+. CPB cardiopulmonary bypass, h hour, d day