LECTURE 8: Poultry Vaccination Basics Flashcards
What are two major methods for vaccination?
- Hatchery
- Field Vaccination
What are the 6 types of live vaccines?
- In-ovo
- Modified Live
- Recombinant (live)
- Killed (injectable)
- Autogenous
- Bacterins
In ovo vaccination is capable of vaccinating ______eggs per hour
60,000 eggs/hour
What commodity uses in ovo vaccination?
Broilers
When is in ovo vaccination given?
18 days when eggs transferred to the hatcher
Most vaccines are injected into what part of the egg? Why?
Amnion, that is where the bird can actually digest the vaccine
When storing both live and killed vaccines what should you avoid?
Freezing temperatures
Why shouldn’t you use dorm freezers to store vaccines?
Powered by freezer, sends cool air and can get out of control and vaccine can freeze
Just before application what should you do to a live vaccine?
Mix with diluent
What is included with inactivated vaccine prep?
Heating up the vaccine
What 2 methods can you use to prep inactivated vaccines?
Water baths and heat mats
What is the ideal temperature for inactivated vaccine?
90-100 degrees F
What temp should live vaccines be stored at?
35-45 degrees F
Where are broken emulsions common?
Killed vaccines
What happens if a vaccine is too cold?
Breast granulomas
decreased feed and water intake