Iritani Y, Iwaki S, Yamaguchi T, Sueishi T
Avian Dis. 1981 Apr-Jun;25(2):479-83.
Type 1 hemagglutinin (HA) of Hemophilus paragallinarum (HPG) was found only in Page's serotypes A and B and in Kato's serotypes I and III of HPG. Type 2 HA was found in all serotypes of HPG. Hemagglutination-inhibition test revealed no serological differences among the type 2 HA of Kato's serotypes.
副鸡嗜血杆菌（HPG）的1型血凝素（HA）仅在HPG的佩奇血清型A和B以及加藤血清型I和III中发现。2型HA在HPG的所有血清型中均有发现。血凝抑制试验显示加藤血清型的2型HA之间无血清学差异。
