| Year |
Event |
Reference |
| 1926 |
It is generally assumed that the first outbreaks of Newcastle disease occurred in 1926 in Java, Indonesia, and in Newcastle-upon-Tyne, England. |
Kraneveld (1926) Ned Indisch Bl Diergeneeskd 38:448-450; Doyle (1927) J Comp Pathol Therap 40: 144-169. |
| 1946 |
Development of the LaSota live vaccine. A Newcastle disease virus isolated from the farm of Adam LaSota in Westwood, Bergen County, New Jersey. |
Goldhaft (1980) Avian Dis 24:297-301. |
| 1948 |
Development of the mild live vaccine Hitchner B1. |
Hitchner and Johnson, (1948) Vet Med 43:525-530. |
| 1949 |
Development of the mesogenic live vaccine Roakin. |
Beaudette et al., (1949) Cornell Vet 39:302-334. |
