Asthma is a chronic disease of the airways in which inflammation causes bronchial hyper-reactivity and consequent asthma attacks triggered by various stimuli. The bronchospasm attacks are usually relieved by short-acting beta(2) agonists, and inflammation and bronchial hyper-reactivity are reduced by maintenance therapy and, in particular, by inhaled corticosteroids. In milder asthma subjects, airway inflammation is dominated by eosinophils, whereas in more severe asthma increased neutrophil counts were detected. In severe/refractory asthma, TNF-alpha is known to play a role in the maintenance of neutrophilic inflammation and of bronchial hyper-responsiveness and is not influenced by corticosteroid therapy. Etanercept, a TNF-alpha-blocking agent, could represent one of the potential therapies for refractory asthma based on demonstrated safety and efficacy.
机构:
Pulmonary Allergy/Critical Care Div., Univ. of Pennsylvania Medical Center, Philadelphia, PA 19104-6160Pulmonary Allergy/Critical Care Div., Univ. of Pennsylvania Medical Center, Philadelphia, PA 19104-6160
Chen H.
;
Panettieri Jr. R.A.
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机构:
Pulmonary Allergy/Critical Care Div., Univ. of Pennsylvania Medical Center, Philadelphia, PA 19104-6160Pulmonary Allergy/Critical Care Div., Univ. of Pennsylvania Medical Center, Philadelphia, PA 19104-6160
机构:
Catania Univ, Ascoli Tomaselli Hosp, Dipartimento Med Interna & Specialistica, I-95125 Catania, ItalyCatania Univ, Ascoli Tomaselli Hosp, Dipartimento Med Interna & Specialistica, I-95125 Catania, Italy
Russo, C
;
Polosa, R
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机构:
Catania Univ, Ascoli Tomaselli Hosp, Dipartimento Med Interna & Specialistica, I-95125 Catania, ItalyCatania Univ, Ascoli Tomaselli Hosp, Dipartimento Med Interna & Specialistica, I-95125 Catania, Italy
机构:
Pulmonary Allergy/Critical Care Div., Univ. of Pennsylvania Medical Center, Philadelphia, PA 19104-6160Pulmonary Allergy/Critical Care Div., Univ. of Pennsylvania Medical Center, Philadelphia, PA 19104-6160
Chen H.
;
Panettieri Jr. R.A.
论文数: 0引用数: 0
h-index: 0
机构:
Pulmonary Allergy/Critical Care Div., Univ. of Pennsylvania Medical Center, Philadelphia, PA 19104-6160Pulmonary Allergy/Critical Care Div., Univ. of Pennsylvania Medical Center, Philadelphia, PA 19104-6160
机构:
Catania Univ, Ascoli Tomaselli Hosp, Dipartimento Med Interna & Specialistica, I-95125 Catania, ItalyCatania Univ, Ascoli Tomaselli Hosp, Dipartimento Med Interna & Specialistica, I-95125 Catania, Italy
Russo, C
;
Polosa, R
论文数: 0引用数: 0
h-index: 0
机构:
Catania Univ, Ascoli Tomaselli Hosp, Dipartimento Med Interna & Specialistica, I-95125 Catania, ItalyCatania Univ, Ascoli Tomaselli Hosp, Dipartimento Med Interna & Specialistica, I-95125 Catania, Italy