In 26 of the 32 fatal cases active pulmonary infection was demonstrable at ... and sections stained with hematoxylin and eosin. Periodic acidSchiff, Brown and Brenn, methenamine silver, Ziehl ...
Histological examination was performed using haematoxylin and eosin staining of sections, which were interpreted using a semiquantitative grading scale assessing fibre structure and arrangement, ...