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Hosts:\xa0Vincent Racaniello,\xa0Dickson Despommier,\xa0and\xa0Daniel Griffin

The\xa0TWiPonderers\xa0solve the case of the\xa0Timber Worker with Severe Shaking Chills,\xa0and\xa0describe an experimental malaria vaccine\xa0comprising\xa0attenuated sporozoites produced by genetic engineering.

Become a\xa0patron\xa0of TWiP.

• Genetically engineered\xa0P.\xa0falciparum\xa0sporozoite\xa0vaccine (Sci Transl Med)
• Parasitology Superhero:\xa0Francesco Redi
• Image credit:\xa0Betsy Weissbrod
• Letters read\xa0on TWiP 125

This episode of TWiP is\xa0brought to you\xa0by Blue Apron. Blue Apron is the #1 fresh ingredient and recipe delivery service in the country. See what\u2019s on the menu this week and get your first 3 meals free - WITH FREE SHIPPING - by going to\xa0blueapron.com/twip.

Thanks to the Peace Corps - 24 yo female serving in Cameroon, teaching English and science at local school. Been in country 5 months, first 3 lived with host family, now in own home in community with electricity, 12 hr from Yaounde, capital. Reports\xa0intermittent diarrhea, loose stools, abdominal discomfort. No prior problems, no problems in family. No meds. No drinking or smoking. Lots of animals present, roam into class. Eating all local fare, cooks some, or buy locally. Eats fish, vegetables, no fish. Sleeps in house with mosquito nets. Not sexually active, AIDS negative. Young kids at school 6-12 yo, 20 in room. Does not eat at school. Not clear if water is treated. Not on antimalarials. Going on for a few a few weeks. No fever, no rash.

Send your case diagnosis, questions and comments to\xa0twip@microbe.tv