Nitric Oxide and Superoxide Anion Balance in Rats Exposed to Chronic and Long Term Intermittent Hypoxia
Figure 4
Immunohistochemical detection of p22phox positive cells in the adventitia of pulmonary arteries from rats exposed to normoxia (NX, ), intermittent hypoxia (CIH2x2, ), or chronic hypoxia (CH, ). (a) Representative examples of projections obtained from confocal microscopy images (×40 zoom 4). (b) Quantitative analysis; represents the number of animals; * compared to NX.