467. Maternal Antibody and Placental Transfer Increases with Hybrid Immunity Against SARS-CoV-2 but Transferred Antibody is Qualitatively Different by Dekanich, Ketrah, Smith, Kristen, Laing, Eric D, Wang, Wei, Weiss, Carol D, Samuels, Emily C, Swafford, Isabella, Paquin-Proulx, Dominic, Currier, Jeffrey R, Parsons, Emily, Richard, Stephanie A, Jones, Milissa U, Rozman, Julia, Colombo, Rhonda E, Huprikar, Nikhil, Lindholm, David, Mende, Katrin, Ganesan, Anuradha, Larson, Derek, Ewers, Evan, Flanagan, Ryan, Simons, Mark P, O’Connell, Robert, Tribble, David, Agan, Brian, Burgess, Timothy, Hickey, Patrick W, Pollett, Simon, Malloy, Allison M

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