Ryan M Pace, Elana A King-Nakaoka, Andrew G Morse, Kelsey J Pascoe, Anna Winquist, Beatrice Caffé, Alexandra D Navarrete, Kimberly A Lackey, Christina D W Pace, Bethaney D Fehrenkamp, Caroline B Smith, Melanie A Martin, Celestina Barbosa-Leiker, Sylvia H Ley, Mark A McGuire, Courtney L Meehan, Janet E Williams, Michelle K McGuire
BACKGROUND: There is a paucity of data on the presence of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) in feces of lactating women with coronavirus disease 2019 (COVID-19) and their breastfed infants as well as associations between fecal shedding and symptomatology. OBJECTIVE: We examined whether and to what extent SARS-CoV-2 is detectable in the feces of lactating women and their breastfed infants following maternal COVID-19 diagnosis. METHODS: This was a longitudinal study carried out from April 2020 to December 2021 involving 57 breastfeeding maternal-infant dyads: 33 dyads were enrolled within 7 d of maternal COVID-19 diagnosis, and 24 healthy dyads served as controls...
2024: Frontiers in Immunology