File:Smallpox vaccine.svg
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Summary
| Description |
English: 1a. Cowpox virus is injected into the bloodstream.
2a. The virus enters the cells and a mild fever develops. 3a. T-cells and B-cells recognize the antigen as a threat. 4a. Activated T and B cells replicate, and their offspring become memory T-cells and B-cells. 5a. Antibodies are produced and destroy the virus. 1b. Smallpox virus is injected into the bloodstream. 2b. Memory T and B cells recognize the virus. 3b. Antibodies are produced and destroy the virus. |
| Date | |
| Source | Own work |
| Author | Gnomstah |
Licensing
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File history
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 17:52, 4 June 2018 | | 512 × 524 (93 KB) | wikimediacommons>Gnomstah | Reverted to version as of 16:48, 4 June 2018 (UTC) |
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