274 HOG CHOLERA 



regulations, all animals used by licensed establishments 

 in the preparation or testing of veterinary biologies shall 

 meet such requirements as may be prescribed by the 

 Chief of the Bureau of Animal Industry and deemed by 

 him necessary to prevent the preparation and sale of any 

 worthless, contaminated, dangerous, or harmful viruses, 

 serums, toxins, or analogous products. 



SECTION 11. Each licensed establishment shall adopt 

 such measures as the chief of bureau shall from time to 

 time prescribe for carrying out the provisions of this 

 regulation. 



REGULATION 18. HOG-CHOLERA VIRUS 



SECTION 1. Paragraph 1. All operations incident to 

 the production of hog-cholera virus shall be conducted 

 under the supervision of a bureau employee. Each 

 licensed establishment shall notify the inspector in 

 charge or his assistant a reasonable time in advance when 

 any operations are to be conducted. 



Paragraph 2. Pigs which are used in the production 

 of hog-cholera virus shall be healthy and the tempera- 

 ture of each animal shall be accurately taken and per- 

 manently recorded by the establishment immediately be- 

 fore inoculation when in the opinion of the inspector in 

 charge this is necessary to determine the health of the 

 animals. Each animal shall be subjected to a careful 

 examination by a veterinary inspector immediately prior 

 to inoculation. 



Paragraph 3. Temperatures of all pigs used to pro- 

 duce hog-cholera virus shall be correctly taken and re- 

 corded by licensed establishments each day subsequent 

 to the fifth day after inoculation and at such other times 

 as the inspector in charge may deem necessary. The 

 temperature of each pig invariably shall be taken and 

 recorded on each day the animal is found to be visibly 

 sick. 



