Scientists believe they have discovered a key component in the development of chronic
asthma, pointing the way to new treatments.
As asthma progresses, the airways are changed or remodelled and become more muscular and reactive to allergens.
Critical to this process is a cellular pump in the muscles called SERCA2, Proceedings of the National Academy of Sciences reports.
Ultimately drugs acting on SERCA2 might stop lung damage, the UK experts hope.
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