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Table 2 Biosampling and laboratory analyses in IRIS

From: IRIS: Infection with RespIratory Syncytial Virus in infants—a prospective observational cohort study

Source

Specimen

Direct analysis

Biobank sampling; planned analyses

Upper airway tract

Nasopharyngeal aspirate or swab

PCR pathogen screening, microbiome analysis, culture (optional)

Yes; sequencing and cultures of clinical viral strains

Upper airway tract

Nasal fluid

 

Yes; cytokine analyses, transcriptome, microRNA analysis

Blood

EDTA

Optional: differential blood count

Yes; flow cytometry, chip-cytometry, genomics, epigenomics

Blood

Serum

Optional: CRP, creatinin, sodium, urea, blood gas

Yes; proteomics, metabolome, antibody-screening

Blood

Plasma

 

Yes; microRNA, metabolome