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Lifelines has collected a wide variety of biosamples from participants over the general assessments or during any additional assessments. What follows is a non-exhaustive list of these biosamples, please consult our catalogue for a complete overview.

Blood (plasma) samples were collected from Lifelines participants (ages 8+) as part of the baseline, second, and third assessments.
Blood (serum) samples were collected from Lifelines participants (ages 8+) as part of the baseline, second, and third assessments.
Blood (buffycoat) samples were collected from Lifelines participants (ages 8+) as part of the baseline, second, and third assessments.
DNA has been extracted from 100,000+ buffycoat samples (during the GWAS and UGLI additional assessments for example).
Urine samples were collected from Lifelines participants (ages 8+) as part of the baseline, second, and third assessments.
Faecal samples were collected from subcohorts of Lifelines participants as part of the following additional assessments: DEEP, DAG2, DAG3, and DAG4.
Hair samples were collected from participants (ages 18+) during the second assessment.
Lymphocyte samples were collected from 20,000 adult participants during the baseline assessment.