Over 6000 people in Lanzhou, China, are positive for brucellosis which is a bacterial disease, said the local government as per a Reuters report. The reason is a leak at a vaccine plant more than one year back.?
55,725 people are tested and 6620 are positive, said Global Times.?
This is a huge spike from the 3245 cases on September 14.?
Humans get brucellosis due to direct contact with infected animals, by eating or drinking contaminated animal products, or by inhaling airborne agents. This is according to WHO. Some symptoms are become chronic and become permanent.?
Lanzhou¡¯s health commission's statement said it originated at a biopharmaceutical factory owned by China Animal Husbandry Industry Co.?
The factory used expired disinfectants from July to August 2019.?
The contaminated waste gas created aerosols and the wind carried them down to the Lanzhou Veterinary Research Institute. That was where it was first recorded in November 2019, according to the commission.?
The brucellosis vaccine production workshop was closed in late 2019, said Global Times.