Figure 1

Photomicrographs of mouse lungs with a complete response. a. Inflammation in bronchoarterial space (hematoxylin and eosin, original maginification 200 ×). b. Inflamation about pulmonary vein (hematoxylin and eosin, original maginification 200 ×); c. inflammation about amuscular blood vessels (hematoxylin and eosin, original maginification 200 ×); d. Inflammation in inter-alveolar spaces, not surrounding blood vessels (hematoxylin and eosin, original maginification 200 ×); e. Pleural inflammation (hematoxylin and eosin, original maginification 200 ×); f. Eosinophils within inflammatory aggregate (hematoxylin and eosin, original maginification 1000 ×); g. Low power appearance (hematoxylin and eosin, original magnification 40 ×).