SciDev.Net
Science and Development Network
News, views and information about science, technology and the developing world
Definitions
A list of terms related to Bird flu.
Healthcare poses a complex challenge for developing countries, interweaving problems of science, health and development.
I
Immune
A person or animal is said to be immune to a virus, bacterium or any other agent that can trigger disease when infection by that agent does not result in the animal or person falling ill.
Immune system
The body's system of defence against disease that involves recognising and attacking 'foreign' invaders such as bacteria and viruses.
Immunity
The state of not being susceptible to disease; being able to resist disease. An effective vaccine gives a person or animal immunity to a disease.
Immunity
The state of not being susceptible to disease; being able to resist disease. An effective vaccine gives a person or animal immunity to a disease.
Influenza
A common and highly contagious viral disease characterised by headaches, fever, inflammation of the respiratory tract, muscular aches and pains, weakness, and coughing. It often causes epidemics.
Influenza
A common and highly contagious viral disease characterised by headaches, fever, inflammation of the respiratory tract, muscular aches and pains, weakness, and coughing. It often causes epidemics.
Influenza A
One of three types of viruses responsible for flu. Influenza A viruses primarily infect animals other than humans. The other two types are influenza B and influenza C.
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