BREAKING: Serologic data from the CDC does not support human-to human transmission in bird flu cases. In a press briefing just now, the CDC reported that:
-Serology on all 5 healthcare workers in MO was negative.
-Serology of the household contact of the index case showed evidence of possible H5 exposure, but “it did not meet the definition of a case.” Given that both individuals developed GI symptoms at the same time and showed similar immune responses,