This Week in Parasitism
Today: #73 in Science, India on our combined chart.
Chart positions today · Philippines
Not on the United States charts we track today.
Not on the United Kingdom charts we track today.
Not on the Canada charts we track today.
Not on the Australia charts we track today.
Not on the Germany charts we track today.
Not on the Brazil charts we track today.
Not on the Mexico charts we track today.
Not on the New Zealand charts we track today.
Not on the Ireland charts we track today.
Not on the Japan charts we track today.
Not on the Philippines charts we track today.
Not on the South Africa charts we track today.
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Ranking history · Philippines
Latest episodes
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Dogs, Parasites, and an Exhausted Immune System
October 2, 2026 · 58 minTWiP explains a single-cell analysis of immune cells in the blood of dogs with canine leishmaniosis, providing a detailed picture of how the immune response changes as the disease progresses. Hosts: Vincent Racaniello, Daniel Griffin, and…
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Taco Bell and the Case of the Runny Jobbies
September 21, 2026 · 1 hr 7 minTWiP solves the case of the NYC woman in her 30s who developed 3 weeks of significant watery diarrhea after eating at a Taco Bell Restaurant. Hosts: Vincent Racaniello, Daniel Griffin, and Christina Naula Subscribe (free): Apple…
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A Vaccine Against Schistosomiasis? SchistoShield Heads to Phase 2
September 8, 2026 · 47 minMumtaz Balkhi joins TWiP to discuss phase 1 and 1b trials of the schistosomiasis vaccine SchistoShield which demonstrate that it induces functional immune memory responses in US and African populations. Hosts: Vincent Racaniello, Daniel…
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Pinworms keep coming back! How to stop reinfection in your home
August 27, 2026 · 1 hr 12 minTWiP solves the case of the adult female with a 2 year old child who develops anal irritation, but the child and the husband are fine. Hosts: Vincent Racaniello, Daniel Griffin, and Christina Naula Subscribe (free): Apple…
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Why Is Cyclospora So Hard to Contain? Parasitologists Explain the 2026 US Outbreak
August 6, 2026 · 53 minTWiP reviews our current understanding of the biology of Cyclospora, the parasite currently causing a large multistate outbreak in the US traced to contaminated lettuce, and why it is so difficult to control. Hosts: Vincent Racaniello and…
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It's not the pork
July 27, 2026 · 51 minTWiP solves the case of the 39-year-old man originally from Guatemala, who moved to one of the NYC boroughs in 2023 and presented with headaches for nearly 1 year. Hosts: Vincent Racaniello, Daniel Griffin, and Christina Naula Subscribe…
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Warming up to cryptosporidiosis
July 7, 2026 · 1 hr 1 minTWiP reviews the projected impact of climate change on the burden of Cryptosporidium in Mali, Kenya, and The Gambia. Hosts: Vincent Racaniello and Christina Naula Subscribe (free): Apple Podcasts, Google Podcasts, RSS, email Links for…
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Does he live in New York?
June 24, 2026 · 54 minTWiP solves the case of the nonbinary patient in his 30s with a history HIV/AIDS presenting with 3 weeks of subjective fevers, chills, generalized weakness and voluminous ostomy output. Hosts: Vincent Racaniello, Daniel Griffin, and…
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Ants under the influence
June 22, 2026 · 58 minTWiP reviews gene expression in wood ants infected with the larval lancet fluke, which causes them to leave their nest and attach to a flower until they are eaten by a grazing mammal. Hosts: Vincent Racaniello, Daniel Griffin, and…
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The wriggling diagnosis
May 29, 2026 · 57 minTWiP solves the case of the 3 yo child, who recently immigrated to the US from Central America, in the ER with acute right lower quadrant abdominal pain and a rather active serpiginous wormlike 'thing' wiggling away in the child's…
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Tolling for hookworms
May 1, 2026 · 51 minTWiP reviews a phase 2 clinical trial of a recombinant vaccine against N. americanus glutathione S-transferase-1, an enzyme that performs a crucial enzymatic step in hookworm blood feeding. Hosts: Vincent Racaniello, Daniel Griffin, and…
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Trichinella from eating bear eyeballs
April 24, 2026 · 56 minTWiP solves the case of the male in his 20s from Hokkaido, Japan, who developed fatigue and rash, followed by fever and myalgia 6 days later, after eating a raw bear eyeball. Hosts: Vincent Racaniello, Daniel Griffin, and Christina Naula…

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