Поровете са ваксинирани на ден 0 и ден 21 и провокирани интратрахеално на ден 49 с летална доза H5N1/ A/ Vietnam/ 1194/ 04 или хетероложен H5N1/ A/ Indonesia/ 5/ 05.
Ferrets were vaccinated on days 0 and 21 and challenged by the intra-tracheal route on day 49 with a lethal dose of either H5N1/ A/ Vietnam/ 1194/ 04 or heterologous H5N1/ A/ Indonesia/ 5/ 05.