This Week in Parasitism
TWiP is a monthly netcast about eukaryotic parasites. Vincent Racaniello, Dickson Despommier, and Daniel Griffin, science Professors from Columbia University, deconstruct parasites, how they cause illness, and present a case study each episode for your solution.

Hosts: Vincent RacanielloDickson Despommier, and Daniel Griffin

The TWiPonderers solve the case of the Timber Worker with Severe Shaking Chills, and describe an experimental malaria vaccine comprising attenuated sporozoites produced by genetic engineering.

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Case Study for TWiP 125

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 intermittent 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 twip@microbe.tv

Direct download: TWiP125.mp3
Category:Science -- posted at: 11:42am PDT

Hosts: Vincent RacanielloDickson Despommier, and Daniel Griffin

The prolific podcast-shedding Hosts solve the case of the Global Health Intern with a snakelike lesion on her foot, and reveal the role of a single-stranded DNA binding protein in differentiation of trypanosomes.

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Case Study for TWiP 124

28 yo male from referral hospital near thai-burma border. Fever and chills 2 days, feels poorly, small amount of dark urine. Severe shaking chills, 1x per day, no rash. No diarrhea, difficulty breathing. Seen by local health care volunteer, went to hospital then tertiary hospital in Bangkok. Exposure history to pigs, dogs, insects, etc. Involved in timber industry and farming, sleeping out at night with no cover, clothes and sandals. No meds. Not married, family lives with him. Family is fine. Sleep in dwelling but no screens. No toxic habits, HIV negative, sexually active but not brothels. High fever, low bp, rapid heart rate, breathing rapidly, scleral icterus, dry mucus membranes, neck supple, lungs clear. 2/6 systolic murmur. Abdomen soft but tender, enlarged liver and spleen. Many cuts, bruises, bug bites. Labs: low platelets, low hematocrit, low glucose. Blood smear: abnormal, 5-10% infected RBCs with multiple band forms. 

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

Direct download: TWiP124.mp3
Category:Science -- posted at: 5:31pm PDT

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