Alteration of susceptibility of embryonated eggs to Newcastle disease virus by Escherichia coli and endotoxin.
D000818:Animals; D004198:Disease Susceptibility; D004531:Eggs; D004731:Endotoxins; D004926:Escherichia coli; D004927:Escherichia coli Infections; D009521:Newcastle Disease / Q000821:virology*; D009522:Newcastle disease virus
D004731:Endotoxins
ESCHERICHIA COLI INFECTIONS/experimental; NEWCASTLE DISEASE/virology