As the nation’s most powerful and twice-boosted infectious disease doctor battles a COVID-19 “rebound” two weeks after testing positive, new research from the public health schools at Harvard and Yale suggests the boosted fared worse against the first Omicron subvariant than the non-boosted.
The FDA is so alarmed by the “waning effectiveness” of boosters, whose formulation is still based on the ancestral Wuhan strain, that it asked manufacturers Thursday to add a “spike protein component” from the fourth and fifth Omicron subvariants to this fall’s boosters.
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