Article
A novel assay for improved detection of sputum periostin in patients with asthma.
PloS one - 1 Jan 2023
Ono Junya, Takai Masayuki, Kamei Ayami, Ohta Shoichiro, Nair Parameswaran, Izuhara Kenji, Dahlén Sven-Erik, James Anna
Abstract excerpt
BACKGROUND: Serum periostin associates with type-2 inflammation in asthmatic airways, but also reflects whole body periostin levels originating from multiple sources. Less is known about sputum periostin as a biomarker in asthma as detection levels are low using currently available periostin assays. We aimed to investigate detection of sputum periostin using ELISA assays targeting different periostin epitopes and...
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