The COVALAC Study: The Impact of COVID-19 Vaccination During Lactation on SARS-CoV-2-Specific Antibodies in Human Milk—A Prospective Cohort Study
COVID-19 vaccination during lactating induces SARS-CoV-2 specific IgA and IgG antibodies in human milk. Antibody levels were higher following mRNA vaccination compared to AVV vaccination, with booster doses enhancing these levels further.
Authors
- Joke Muyldermans (ORCID: https://orcid.org/0000-0002-9862-422X)
- S. Embacher
- Joeri L. Aerts (ORCID: https://orcid.org/0000-0002-9902-3696)
- Isabelle Desombere (ORCID: https://orcid.org/0000-0003-3521-7712)
- Eline Tommelein (ORCID: https://orcid.org/0000-0001-7598-6976)
- Kirsten Maertens (ORCID: https://orcid.org/0000-0002-2880-441X)
- Stéphane De Craeye (ORCID: https://orcid.org/0000-0002-4101-9109)
- Sereina Annik Herzog
Institutions
- Vrije Universiteit Brussel (BE)
- Medical University of Graz (AT)
- Infectious Diseases Institute (UG)
- Sciensano (Belgium) (BE)
Publication Details
- Journal
- Journal of Human Lactation
- Published
- 2026-03-27
- DOI
- https://doi.org/10.1177/08903344261428225
- Primary Topic
- COVID-19 Impact on Reproduction
- Type
- article
- Field-Weighted Citation Impact
- 0.00