This Week in Parasitism
TWiP is a podcast about the tiny creatures that live in and on us.

The Tremendous Trio solve the case of the Woman With Foul Steatorrhea, and reveal breakdown of the glycocalyx associated with severe and fatal malaria.

Hosts: Vincent Racaniello, Dickson Despommier, and Daniel Griffin

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Case Study for TWiP 167

Woman 30 yo, traveled to DR, went to tourist part. On return for yearly physical, asked about her chronic constipation. She said does not have it any more, has normal bowel habits. A few weeks after her return this occurred. Primary care doc was intrigued, sent off some tests. Found Entamoeba hartmanni. What might the doc have done? What were the consequences of infection?

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

Music by Ronald Jenkees

Direct download: TWiP167.mp3
Category:Science -- posted at: 11:19am PST

The Podfessors solve the case of the Teenager With Swollen Scrotum, and continue the story arc of Daniel's favorite cells, B-1 cells, and their association with protective immune responses in human Chagas disease.

Hosts: Vincent Racaniello, Dickson Despommier, and Daniel Griffin

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Case Study for TWiP 166

Recent consult from gastroenterologist. 61 yo woman on trip to Thailand, Cambodia for a few weeks. Developed diarrhea, took azithromycin, 3 days. Diarrhea continued, back in states now ongoing a few weeks. Left lower abdominal pain, bloated, gassy, loose stools, stick and foul smelling. Not sexually active, but is relevant. Not restrictive in what she ate. Drank bottled water. Did not eat raw items.

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

Music by Ronald Jenkees

Direct download: TWiP166.mp3
Category:Science -- posted at: 10:56am PST

The TWiP team solves the case of the Four Year Old with Fever, Headache, and Cough, and discuss the release of extracellular vesicles from Leishmania amazonensis that manipulate the host immune response.

Hosts: Vincent Racaniello, Dickson Despommier, and Daniel Griffin

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Case Study for TWiP 165

Still in Uganda. Young boy came from a distance to see Daniel, teenager with large swelling in scrotum, left side, 4-6 cm diameter, superior to testicle. Not only young man in area with similar problem. Daniel asked, are there people with large swollen legs? He said yes, my brothers wife, left leg is large, swollen, irregularity. Nontender. Can be transilluminated, and it glows.

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

Music by Ronald Jenkees

Direct download: TWiP165.mp3
Category:general -- posted at: 1:30pm PST

The TWiP legends solve the case of Surfer Sans Septum, and discuss how two symbiotic bacteria in the tsetse fly allow colonization with Trypanosoma brucei.

Hosts: Vincent Racaniello, Dickson Despommier, and Daniel Griffin

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Case Study for TWiP 164

Welcome to Uganda. Mother brings in 4 yo female child, end of rainy season, concerned that has one day of fever, headache, cough. On exam looks ill, unremarkable except rapid heart rate, localized crackles in right lower lung. Several children in family. Spends day swimming in local stream. Take care of animals. Help gather drinking water in morning. Live in dirt floor home, thatch roof, with animals around. Saw many others with same problem. What tests do you want to do?

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

Music by Ronald Jenkees

Direct download: TWiP164.mp3
Category:Science -- posted at: 7:14am PST

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