أرسل هذا في رسالة قصيرة: A 39-kDa capsular protein is a major cross-protection factor as demonstrated by protection of chickens with a live attenuated Pasteurella multocida strain of P-1059

  ______     ___      _  _     _____     _____   
 /_   _//   / _ \\   | \| ||  |  ___||  / ____|| 
   | ||    | / \ ||  |  ' ||  | ||__   / //---`' 
  _| ||    | \_/ ||  | .  ||  | ||__   \ \\___   
 /__//      \___//   |_|\_||  |_____||  \_____|| 
 `--`       `---`    `-` -`   `-----`    `----`