Source-attributed reports as they enter the system, with assessment links and analytical context surfaced for fast review.
Public note
For situational awareness and research transparency. Not medical advice.
PubMed study finds no evidence of efficient airborne transmission of clade 2.3.4.4b H5N1 between ferrets in controlled laboratory setting.
GISAID sequences show PB2 E627K mutation in 4 new bovine H5N1 isolates from Texas and Ohio dairy herds, collected March 2026.
WOAH-WAHIS notification: 12 new HPAI H5N1 outbreaks in US dairy cattle, spanning Texas, Ohio, and Michigan. Case fatality rate in affected herds estimated at 2%.
ProMED post reports farmworker in Texas hospitalized with conjunctivitis and mild respiratory symptoms following exposure to infected dairy cattle. PCR-positive for H5N1.