Detection of virus in mammary glands of two mice was consistent with the high virus load in milk of lactating cows, even though these mice were not lactating. Collectively, our data indicate that HPAI A(H5N1) virus in untreated milk can infect susceptible animals that consume it.

Collectively, our data indicate that HPAI A(H5N1) virus in untreated milk can infect susceptible animals that consume it.