SUPPORTING INFORMATION
Appendix S1: Method description regarding RT-PCR analysis of
swabs for SARS-CoV-2
Figure S1 : Placental pathology, participant 5. (A) Transected
placenta, cut surface with patchy white fibrin deposit. (B) Acute and
chronic intervillositis with necrosis of the trophoblast layer (black
arrow) accompanied by fibrin deposits (white arrow). H&E.
Figure S2 : Placental pathology, participant 6. (A) Transected
placenta, cut surface with multiple white areas of confluent fibrin
deposits (white arrows). (B) Acute and chronic intervillositis (black
arrow) accompanied by abundant fibrin deposits (white arrow). H&E.
Figure S3: Correlation between maternal and umbilical cord
blood test result (S/C) for total antibodies. Mothers non-reactive for
antibodies are excluded. Mother-infant pairs, where the umbilical cord
blood sample was missing, are excluded.
Figure S4: Test result (S/C) for total antibodies in maternal
and umbilical cord blood and the number of days between diagnosis and
delivery. Mothers non-reactive for antibodies are excluded.
Mother-infant pairs, where the umbilical cord blood sample was missing,
are excluded.
Table S1: Samples performed at delivery on clinical indications