Immunity of Recovered COVID-19 Patients Could Cut Risk of Expanding Economic Activity

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This simplified schematic shows intervention serology via shield immunity. The presumed immunity of those who have recovered from the infection could allow them to safely substitute for susceptible people in certain high-contact occupations such as healthcare.

The presumed immunity of those who have recovered from the coronavirus infection could allow them to safely substitute for susceptible people in certain high-contact occupations such as nursing home medical staff. (Credit: Getty Images, not for republication)

Joshua Weitz is a professor in the School of Biological Sciences and founding director of the Interdisciplinary Ph.D. in Quantitative Biosciences at the Georgia Institute of Technology.