A baby girl born 3 weeks after her mother was vaccinated with the first dose of the Moderna COVID-19 vaccine has antibodies against the virus, reports a pre-print paper published on the medRxiv server. The paper hasnt been peer-reviewed yet.

The mother is a healthcare worker in Florida who developed COVID-19 antibodies after receiving the vaccine dose. Testing has shown that the antibodies passed through the placenta to the baby. Previous research has shown that mothers who have recovered from COVID-19 can deliver babies with antibodies, but this appears to be the first report showing that vaccination during pregnancy can also provide antibodies… (Medscape)