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Updated: May 17, 2026

The Micronucleus Assay on Cryopreserved Whole Blood
Published on: February 23, 2024
Research results: preserving newborn blood samples
Michelle Huckaby Lewis1, Michael E Scheurer, Robert C Green
1Genetics and Public Policy Center, Berman Institute of Bioethics, Johns Hopkins University, Baltimore, MD 21205, USA. mlewis45@jhu.edu
Abstract:
Retention and use, without explicit parental permission, of residual dried blood samples from newborn screening has generated public controversy over concerns about violations of family privacy rights and loss of parental autonomy. The public debate about this issue has included little discussion about the destruction of a potentially valuable public resource that can be used for research that may yield improvements in public health. The research community must advocate for policies and infrastructure that promote retention of residual dried blood samples and their use in biomedical research.
