... marrowtransplantation (affecting 60% and 6%, respectively)[45,46]. The tissue process starts with lympho cyte infil-tration in the submucosa and injury of the mucosa and epithelial cell layer, and that ... wallvascularity in the medium and small airways of patients with asthma and COPD. Chest 2005, 127:965-972.55. Taylor KR, Gallo RL: Glycosaminoglycans and their proteoglycans: host-associated ... [37-40].This location is also abundant in fibroblasts and myofi-broblasts in the asthma patient, while the proteoglycans,versican, biglycan, and decorin, accumulate in the sub-mucosa below the epithelium...