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The following is a roundup of some of the latest scientific studies on the novel coronavirus and efforts to find treatments and vaccines for COVID-19, the illness caused by the virus.
Placental infection may be more likely in early pregnancy
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Try refreshing your browser, or Placental infection may be more likely early in pregnancy; COVID-19 may cause heart failure in some patients Back to video
The coronavirus that causes COVID-19 rarely infects the placenta, but new research suggests that when such an infection does occur it is more likely to happen early in pregnancy. Analyzing 12 placentas from healthy women, ranging in gestational age from 5 weeks to 36 weeks, researchers found that the cells in the placenta that become infected with the coronavirus have the surface protein ACE2, which the virus uses as a gateway for entry. Late in pregnancy, the ACE2 proteins are positioned on cells in a way that does not ex