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After reading the article by Sykes et al,1 we would like to comment on impaired response to rhinovirus in relation to asthma severity. The authors examined rhinovirus-induced interferon (IFN) production in a cohort of asthmatic patients compared with controls. While they previously reported in this population a reduced IFN production in cells from bronchoalveolar lavage,2 they fail to document such an impaired response in bronchial epithelial cells.1 …
Footnotes
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Contributors SB, MS, AB, MC and AP conceived and drafted this manuscript.
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Funding Work supported by the Universities of Padova and Ferrara and the Italian Society of Pediatric Respiratory Diseases.
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Competing interests None.
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Provenance and peer review Not commissioned; internally peer reviewed.