Two new Israeli studies find that COVID-19 antibodies pass robustly from mothers to their infants in breast milk for 6 weeks after vaccination and that no infants breastfed by their coronavirus-positive mothers had evidence of infection.Strong IgA, IgG antibody transferThe first study, led by researchers from Shamir Medical Center in Zerifin, Israel, and published as a research letter yesterday in JAMA, involved 504 breast milk samples from a convenience sample of 84 healthcare workers who chose to be vaccinated against COVID-19 because of their occupational risk for COVID-19 infection.All participants received two doses of the Pfizer/BioNTech coronavirus vaccine 21 days apart and were recruited through ads and social media from throughout