Neonatal T cell maternal microchimerism is common and associates with early pregnancy SARS2 vaccination
Jacquelyn Weaver, John Houck, 姜永厚, Cara Tobey, Jia Wong, Swati Shree, Whitney E. Harrington
The paper finds that early pregnancy SARS2 vaccination is associated with increased detection of T cell maternal microchimerism in cord blood.
bioRxiv · Oct 28, 2026 · PreprintImmunology