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INFECTION AND RESPONSE 2

Horizontales
A type of acid found in the stomach that kills pathogens.
A drug used to kill or prevent the growth of bacteria.
A clinical trial where neither the doctors nor the patients know who has received the drug or the placebo (two words).
A big outbreak of disease.
A set of drug tests on human cells, tissues and animals (two words).
The dose of a drug that is most effective with the fewest side effects.
A protein produced by white blood cells which neutralises toxins.
A poison produced by bacteria.
Found in the trachea and bronchi to trap particles which are wafted away.
A random change in an organisms DNA.
Verticales
The process by which white blood cells engulf a pathogen and digest them.
A type of cell involved in the immune system which defends the body against disease (three words).
Hair like structures which contain mucus.
The injection of a dead or inactive microorganism to provide immunity against a particular pathogen.
A substance that is like the real drug but doesn't do anything.
A molecule on the surface of a cell that triggers phogocytosis.
A type of antibiotic.
A protein produced by white blood cells (B-lymphocytes) in the presence of an antigen.
The ability of white blood cells to respond quickly to a pathogen.
Acts as a barrier to pathogens.