ArticleThe journal of allergy and clinical immunology. In practice2025
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Article in The journal of allergy and clinical immunology. In practice, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 7 papers.
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Who cites it
7 citing papers in PubMed.
- Alpha-1 antitrypsin as a new biomarker of inflammation, infection and disease severity in community-acquired pneumonia: a prospective cohort study.Scientific reports · 2026Article
- Alpha-1 Antitrypsin Deficiency Beyond COPD and Emphysema: A Narrative Review.Medical sciences (Basel, Switzerland) · 2026Review
- Prevalence of genetic mutations in Alpha-1 antitrypsin in patients with difficult-to-treat asthma in Colombia.BMC pulmonary medicine · 2025Article
- Increased exacerbations and hospitalizations among PI*MZ compared to PI*MM individuals: an electronic health record analysis.Respiratory research · 2025Article
- Alpha1-Antitrypsin in Lung Diseases: A Cross-Sectional Observational Study.International journal of molecular sciences · 2025Observational
- Alpha-1 Antitrypsin Deficiency and Bronchial Asthma: Current Challenges.Biomolecules · 2025Review
- Impact of Saharan Dust andInternational journal of molecular sciences · 2025Article
Corrections and comments
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Authors and funding
21 authors.
Funding
Abstract
backgroundα
objectiveTo characterize the influence of SERPINA1 variation on asthma severity.
methodsDNA samples from 847 non-Hispanic White and 446 African American participants from the Severe Asthma Research Program underwent SERPINA1 resequencing to identify rare variants. An independent population of 1955 individuals with asthma and α
resultsIn White participants, a history of minimum smoking significantly interacted with SERPINA1 low-to-rare frequency variation to determine risk for asthma-related health care utilization. This was attributed to protease inhibitor type Z heterozygotes (MZ, N = 11), who had a higher frequency of emergency department (ED) visits (6 [54.5%] MZ heterozygotes, odds ratio [OR] = 7.60, 95% confidence interval [CI] = 1.71-39.7, P = .010), hospitalization (5 [45.5%], OR = 16.1, 95% CI = 2.64-150.4, P = .0050) in the past year, and lifetime intensive care unit (ICU) admissions (6 [54.5%], OR = 12.5, 95% CI = 2.44-75.6, P = .0032) compared with 146 individuals without SERPINA1 variants (30 [20.5%] reporting ED visits, 17 [11.6%] hospitalization, and 15 [10.3%] ICU admission). SERPINA1 variant-by-ever smoking interactions in African American participants for ED visits (P = .069) were related to 4 of 6 compound heterozygotes reporting an ED visit. In CCHS, α
conclusionsSERPINA1 variation and α
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Registered trials
Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.