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Image by OpenClipart-Vectors from Pixabay Why, when, where and how our slime is created and what happens when things go wrong. In this article, Part 3, I look at our upper respiratory system to illustrate how and where mucus is made and by which cells, what its constituents are and how it works to protects us from infections
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We eradicated smallpox in 1980. What’s next? In 1980 small pox was declared officially eradicated worldwide. In 2015, strain 2 of the polio virus was eliminated. In October, 2019, strain 3 of the polio virus was also declared eradicated by the World Health Organization. That leaves only strain 1 of the polio virus left to deal