degenerative changes
These findings indicate that airways in chronic obstructive       pulmonary disease and bronchial asthma have both degenerative changes in the       cartilage (chondrocytes) and increased perichondrial fibrosis, and that these       alterations in bronchial cartilage may differ in chronic bronchitis and bronchial       asthma.
These findings indicate that airways in chronic obstructive       pulmonary disease and bronchial asthma have both  @SUBJECT$  in the       cartilage (chondrocytes) and increased perichondrial fibrosis, and that these       alterations in bronchial cartilage may differ  @PREDICAT$   @OBJECT$  and bronchial       asthma.