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Text replace - 'Monocytes - WikiBlood' to 'Monocytes'
|'''Pathology'''
|'''Pathology'''
| [[Mast Cells - WikiBlood|mast cells]], [[Eosinophils - WikiBlood|eosinophils]]
| [[Mast Cells - WikiBlood|mast cells]], [[Eosinophils - WikiBlood|eosinophils]]
| [[Monocytes - WikiBlood|mononuclear cells]]
| [[Monocytes|mononuclear cells]]
|}
|}
<Br clear="left">
<Br clear="left">
===Tuberculin test===
===Tuberculin test===
* Injection of intradermal antigen into the skin.
* Injection of intradermal antigen into the skin.
* A skin reaction (infiltration of lymphocytes and [[Monocytes - WikiBlood]]) peaking at 48-72 hours indicates prior exposure to the antigen or ongoing infection.
* A skin reaction (infiltration of lymphocytes and [[Monocytes]]) peaking at 48-72 hours indicates prior exposure to the antigen or ongoing infection.
* It is used for TB testing cattle; the antigen is purified protein derivative-PPD from [[:Category:Mycobacterium species|''Mycobacterium tuberculosis'']].
* It is used for TB testing cattle; the antigen is purified protein derivative-PPD from [[:Category:Mycobacterium species|''Mycobacterium tuberculosis'']].
* Presently in the UK the animal is culled if it has a positive skin reaction.
* Presently in the UK the animal is culled if it has a positive skin reaction.