Brucellosis infection in Lanzhou is defined as an accidental incident

Xinhua news agency, Lanzhou, December 27, 26 evening, the official website of Gansu Provincial Health and Health Commission announced that the brucella antibody positive event of Lanzhou Institute of veterinary medicine, Chinese Academy of Agricultural Sciences (hereinafter referred to as "Lanzhou Veterinary Institute") was caused by the waste gas from the neighboring Lanzhou biological pharmaceutical factory (hereinafter referred to as "Lanzhou biological pharmaceutical factory"), and as of 16:00 on December 25, the number of Brucella positive people had increased to 181, Except for one patient who had clinical symptoms, the others had no clinical symptoms or disease.

Therefore, there will not be a large number of antibody positive people. According to the investigation and test results of various aspects, the official identified it as an accident. It is understood that the production workshop of Brucella vaccine in the blue biological pharmaceutical factory stopped production on December 7.