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Table 3 Biological sampling methods and analyses

From: KUNO-Kids birth cohort study: rationale, design, and cohort description

Specimen

Purpose

Downstream applications

Cord blood—EDTA

Genomic DNA isolation

Genotyping, sequencing, epigenetics (methylation) analyses

Cord blood—PAXgene

RNA and miRNA isolation

Transcriptomics

Cord blood—SSR (Clot Activator Tube)

Serum separation

Protein measurements: cytokines, allergens; metabolomics (NMR, LC-MS)

Cord blood—Li-Heparin

Plasma separation

Protein measurements: cytokines, allergens; metabolomics (NMR, LC-MS)

Stool

Bacterial DNA isolation

Microbiome analyses

Urine

 

Metabolomics (NMR, LC-MS)

Skin swabs—cheek, elbow, forearm

Bacterial DNA isolation

Microbiome analyses

Buccal swabs

Genomic DNA isolation

Genotyping, sequencing, epigenetics (methylation) analyses

Buccal swabs

RNA and miRNA isolation

Transcriptomics

Hair

 

Toxicology analyses

Gingival smears

Bacterial DNA isolation

Microbiome analyses

  1. Note: All biosamples are collected from the child at baseline