实验动物 z-bo 2020-07-29 546

　　1. Commonly used animals in the laboratory: rabbits, guinea pigs, mice, rats, hamsters, sheep, chickens, etc. Choose the best animal according to the purpose of the experiment.

　　2. Normal animals should be stored separately from laboratory animals. The animal room should be kept clean and require airflow, mosquitoes, flies, escape protection devices and heat insulation devices.

　　3. Laboratory animals must be raised carefully, given proper feed and water, and do not drain the animals.

　　4. Experimental animals need detailed records, including gender, weight, physical characteristics (such as coat color), inoculum, date of inoculation, route of inoculation, dosage, frequency, changes in inoculation, etc.

　　5. Laboratory animals must be marked. For large animals, such as rabbits and guinea pigs, metal numbers can be fixed in the ears. For small animals, such as rats and mice, various parts of the body can be stained with red or picric acid. In order to identify. Tools for raising animals should also be marked.

　　6. After inoculation, observe the animals once or twice a day. Pay attention to the animal's mental state, exercise, diet and urination, body temperature, injection site reactions, systemic reactions (restlessness, fluffing, tremors, arches, paralysis, etc.). Detailed records including death are required.

　　7. After the infected animal dies, an autopsy should be performed immediately or after freezing. Animal waste and cages must be thoroughly disinfected. Do not use second-hand animals for other experiments.