This Week in Parasitism
TWiP is a monthly netcast about eukaryotic parasites. Vincent Racaniello and Dickson Despommier, science Professors from Columbia University, deconstruct parasites, how they cause illness, and how you can prevent infections.
Episodes
TWiP 289: Dogs, Parasites, and an Exhausted Immune System
TWiP 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 Christina Naula Subscribe (free): Apple Podcasts, RSS, email Links for this episode Join the MicrobeTV Discord server Single immune cell atlas of canine leish
TWiP 288: Taco Bell and the Case of the Runny Jobbies
TWiP 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 Podcasts, Google Podcasts, RSS, email Links for this episode Join the MicrobeTV Discord server Letters read on TWiP 288 Parasite of the month – Parelaphostrongylus ten
TWiP 287: A Vaccine Against Schistosomiasis? SchistoShield Heads to Phase 2
Mumtaz 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 Griffin, and Christina Naula Guest: Mumtaz Y. Balkhi Subscribe (free): Apple Podcasts, Google Podcasts, RSS, email Links for this episode Join the MicrobeTV Disc
TWiP 286: Pinworms keep coming back! How to stop reinfection in your home
TWiP 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 Podcasts, Google Podcasts, RSS, email Links for this episode Join the MicrobeTV Discord server Letters read on TWiP 286 Hero – Otto Wucherer TWiP study – information and survey
TWiP 285: Why Is Cyclospora So Hard to Contain? Parasitologists Explain the 2026 US Outbreak
TWiP 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 Christina Naula Subscribe (free): Apple Podcasts, Google Podcasts, RSS, email Links for this episode Join the MicrobeTV Discord server Current Knowledge of Cyc
TWiP 284: It's not the pork
TWiP 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 (free): Apple Podcasts, Google Podcasts, RSS, email Links for this episode Join the MicrobeTV Discord server Letters read on TWiP 284 TWiP study – information and
TWiP 283: Warming up to cryptosporidiosis
TWiP 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 this episode Join the MicrobeTV Discord server Impact of climate change on Cryptosporidium (J Inf Dis) Letters read on TWiP 283 TWiP study – information and survey
TWiP 282: Does he live in New York?
TWiP 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 Christina Naula Subscribe (free): Apple Podcasts, Google Podcasts, RSS, email Links for this episode Join the MicrobeTV Discord server Parasite of the Month: Leucoch
TWiP 281: Ants under the influence
TWiP 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 Christina Naula Subscribe (free): Apple Podcasts, Google Podcasts, RSS, email Links for this episode Join the MicrobeTV Discord server Gene expression in wood ants in
TWiP 280: The wriggling diagnosis
TWiP 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 appendix. Hosts: Vincent Racaniello, Daniel Griffin, and Christina Naula Subscribe (free): Apple Podcasts, Google Podcasts, RSS, email Links for this episode Join the M
TWiP 279: Tolling for hookworms
TWiP 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 Christina Naula Subscribe (free): Apple Podcasts, Google Podcasts, RSS, email Links for this episode Join the MicrobeTV Discord server Phase 2 hookworm vaccine cl
TWiP 278: Trichinella from eating bear eyeballs
TWiP 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 Subscribe (free): Apple Podcasts, Google Podcasts, RSS, email Links for this episode Join the MicrobeTV Discord server Hero: Sir Nicholas White (1951 – 2026) (Gu
TWiP 277: Rif-ing on river blindness
TWiP 277: Rif-ing on river blindness April 21, 2026 TWiP reviews the global, regional, and national burden of Chagas disease, and comparison of doxycycline and rifampicin for the treatment of onchocerciasis. Hosts: Vincent Racaniello, Daniel Griffin, and Christina Naula Subscribe (free): Apple Podcasts, Google Podcasts, RSS, email Links for this episode Join the MicrobeTV Discord server Burden
TWiP 276: Travel history is the key
TWiP solves the case of the man in his 60s experiencing weight loss, fatigue, and loss of appetite. Hosts: Vincent Racaniello, Daniel Griffin, and Christina Naula Subscribe (free): Apple Podcasts, Google Podcasts, RSS, email Links for this episode Join the MicrobeTV Discord server Hero: Bailey K. Ashford Letters read on TWiP 276 TWiP study – information and survey New Case Male in his 20s from H
TWiP 275: Novel malaria vector control
TWiP reviews the effectiveness of long-lasting spatial repellent emanators against malaria in humanitarian crisis settings in northern Nigeria, and Dengue suppression by male Wolbachia-infected mosquitoes. Hosts: Vincent Racaniello, Daniel Griffin, and Christina Naula Subscribe (free): Apple Podcasts, Google Podcasts, RSS, email Links for this episode Join the MicrobeTV Discord server Spatial em
TWiP 274: Four tablets for bloating
TWiP solves the case of the 40 year old male who travels to India and develops intestinal bloating and diarrhea. Hosts: Vincent Racaniello, Daniel Griffin, and Christina Naula Subscribe (free): Apple Podcasts, Google Podcasts, RSS, email Links for this episode Join the MicrobeTV Discord server Hero: Glenn L. Hoffmann Fish and seafood consumption (Our World in Data) Wild fish vs aquaculture (Our W
TWiP 273: Intestinal parasites in dogs
TWiP reviews intestinal parasites in dogs and their association with clinical manifestations of canine visceral leishmaniasis. Hosts: Vincent Racaniello, Daniel Griffin, and Christina Naula Subscribe (free): Apple Podcasts, Google Podcasts, RSS, email Links for this episode Join the MicrobeTV Discord server Intestinal parasites in dogs (Vet Parasitol) Zoonotic protozoal diseases of companion anim
TWiP 272: Don't look and you won't find
TWiP solves the case about the man with positive Strongyloides serology who is waiting for a kidney transplant. Hosts: Vincent Racaniello, Daniel Griffin, and Christina Naula Subscribe (free): Apple Podcasts, Google Podcasts, RSS, email Links for this episode Join the MicrobeTV Discord server Chronic strongyloidiasis (Australian Family Physician) Hero: Gwendoleen Rees (Wikipedia) TWiP study –
TWiP 271: The silent lesion
TWiP explores female genital schistosomiasis and associated genital infections in Southern Malawi, a neglected tropical disease. Hosts: Vincent Racaniello, Daniel Griffin, and Christina Naula Subscribe (free): Apple Podcasts, Google Podcasts, RSS, email Links for this episode Join the MicrobeTV Discord server Female genital schistosomiasis in Malawi (Parasitology) Mainstreaming female genital sch
TWiP 270: They bake my noodle
TWiP solves the case about the man with abnormal brain MRI, and presents a new case for your solving about a man with some electrolyte issues related to his end-stage renal disease. Hosts: Vincent Racaniello, Daniel Griffin, and Christina Naula Subscribe (free): Apple Podcasts, Google Podcasts, RSS, email Links for this episode Join the MicrobeTV Discord server TWiP study – information and survey
TWiP 269: Peripatetic Martin Grobusch
TWiP travels to Toronto, CA for the American Society for Tropical Medicine and Hygiene conference where they meet up with Martin Grobusch to discuss his career and his work. Hosts: Vincent Racaniello, Daniel Griffin, and Christina Naula Guest: Martin Grobusch Subscribe (free): Apple Podcasts, Google Podcasts, RSS, email Links for this episode Join the MicrobeTV Discord server Primaquine for block
TWiP 268: A loyal parasite
TWiP discusses a 41-year long human infection with Schistosoma mansoni, and CRISPR screens that reveal genes essential for Cryptosporidium survival in the host intestine. Hosts: Vincent Racaniello, Daniel Griffin, and Christina Naula Subscribe (free): Apple Podcasts, Google Podcasts, RSS, email Links for this episode Join the MicrobeTV Discord server 41 year old Schistosoma infection (J Travel
TWiP 267: It dropped from her scalp
TWiP solves the case about the female who traveled to Brazil and upon returning home felt movements under her scalp on the back of her head, and present another case for your solving, a man with abnormal brain MRI. Hosts: Vincent Racaniello, Daniel Griffin, and Christina Naula Guest: Eyal Leshem Subscribe (free): Apple Podcasts, Google Podcasts, RSS, email Links for this episode Join the MicrobeT
TWiP 266: Wraps and ivermectin for malaria
TWiP explains research showing that treatment of baby wraps with an insect repellent, and oral dosing with ivermectin, are both effective measures to prevent malaria. Hosts: Vincent Racaniello, Daniel Griffin, and Christina Naula Subscribe (free): Apple Podcasts, Google Podcasts, RSS, email Links for this episode Join the MicrobeTV Discord server Treated baby wraps prevent malaria (NEJM) Oral iv
TWiP 265: Things that jump are cleaner than things that squat
TWiP solves the case about the parasite check in summer camp, and presents a new case about a woman who traveled to Brazil and developed furuncles on the back of her head. Hosts: Vincent Racaniello, Daniel Griffin, and Christina Naula Subscribe (free): Apple Podcasts, Google Podcasts, RSS, email Links for this episode Join the MicrobeTV Discord server Hero: Francesco Redi Wikipedia: https://en.
TWiP 264: Toxoplasma changes your brain
Vincent and Daniel discuss research showing that Toxoplasma gondii infection of the brain alters extracellular vesicle production and the communication between neurons and astrocytes. Hosts: Vincent Racaniello and Daniel Griffin Subscribe (free): Apple Podcasts, Google Podcasts, RSS, email Links for this episode Join the MicrobeTV Discord server T. gondii infection of neurons (PLoS Path) Become
TWiP 263: Tick-tock
TWiP solves the case of the world travelers with poppy-seed size dots embedded in their skin, then present a new case about parasite check in summer camp. Hosts: Vincent Racaniello, Daniel Griffin, and Christina Naula Subscribe (free): Apple Podcasts, Google Podcasts, RSS, email Links for this episode Join the MicrobeTV Discord server Hero: Dr Laurence Tetley Letters read on TWiP 263 New Case It
TWiP 262: Do schistosomes affect behavior?
TWiP reviews research suggesting that schistosome infection affect behavior through the gut-brain axis, and Chuck Knirsch joins to reminisce about Dickson Despommier. Hosts: Vincent Racaniello, Daniel Griffin, and Christina Naula Guest: Chuck Knirsch Subscribe (free): Apple Podcasts, Google Podcasts, RSS, email Links for this episode Join the MicrobeTV Discord server Does schistosome infection af
TWiP 261: A case for Dr. Hickam
TWiP solves the case of the pregnant woman from Tanzania with dehydration and 3 weeks of bloody stool, a situation that would confuse Ockam but not Dr. Hickam. Hosts: Vincent Racaniello, Daniel Griffin, and Christina Naula Subscribe (free): Apple Podcasts, Google Podcasts, RSS, email Links for this episode Join the MicrobeTV Discord server Hero: Dame Bridget Ogilvie (Interview and Wiki) Letters r
TWiP 260: Daily rhythms
TWiP explains how circadian clocks of parasite and vector circadian mediate efficient malaria transmission. Hosts: Vincent Racaniello, Daniel Griffin, and Christina Naula Subscribe (free): Apple Podcasts, Google Podcasts, RSS, email Links for this episode Join the MicrobeTV Discord server Clocks mediate malaria transmission (Nat Micro) Hero: Dame Bridget Ogilvie (Wiki) Become a patron of TWiP S
TWiP 259: Know your knowlesi
TWiP solves the case of the man in the Malaysian city of Kucheng who presents with daily fevers and shaking chills, and serve a new clinical puzzle for you to solve. Hosts: Vincent Racaniello, Daniel Griffin, and Christina Naula Subscribe (free): Apple Podcasts, Google Podcasts, RSS, email Links for this episode Join the MicrobeTV Discord server Letters read on TWiP 259 New Case Another case fro
TWiP 258: The deeper, the rounder
TWiP describes how a gut commensal protozoan influences respiratory disease outcomes by shaping pulmonary immunity, and body shape variation in lice that parasitize diving hosts. Hosts: Vincent Racaniello, Daniel Griffin, and Christina Naula Subscribe (free): Apple Podcasts, Google Podcasts, RSS, email Links for this episode Join the MicrobeTV Discord server Gut commensal shapes pulmonary immuni
TWiP 257: Malaya and Malaysia
TWiP solves the case of the man in the Malaysian city of Kucheng who presents with left arm swelling, and presents a new case for you to decipher. Hosts: Vincent Racaniello, Daniel Griffin, and Christina Naula Subscribe (free): Apple Podcasts, Google Podcasts, RSS, email Links for this episode Join the MicrobeTV Discord server Letters read on TWiP 257 New Case We are still in Kuching, Malaysia i
TWiP 256: Amazing antimalarial drug resistance
TWiP explains a study that carries out selection of Plasmodium falciparum in the presence of inhibitors to identify determinants of drug resistance, and a paleoparasitological analysis of a 5th–16th c. CE latrine. Hosts: Vincent Racaniello, Daniel Griffin, and Christina Naula Subscribe (free): Apple Podcasts, Google Podcasts, RSS, email Links for this episode Join the MicrobeTV Discord server Nae
TWiP 255: Katayama fever
Michelle Labrunda joins TWiP to solve the case of the Georgian in Guinea with fever and dry cough, and describe a new case for you to solve. Hosts: Vincent Racaniello, Daniel Griffin, and Christina Naula Guest: Michelle Labrunda Subscribe (free): Apple Podcasts, Google Podcasts, RSS, email Links for this episode Join the MicrobeTV Discord server Letters read on TWiP 255 New Case A man who is on
TWiP 254: Our hero Dickson
TWiP explains a study which finds that tissue spaces are reservoirs of antigenic diversity for Trypanosoma brucei, then remembers our departed colleague Dickson Despommier. Hosts: Vincent Racaniello, Daniel Griffin, and Christina Naula Click arrow to play Download TWiP #254 (88 MB .mp3, 61 minutes) Subscribe (free): Apple Podcasts, Google Podcasts, RSS, email Links for this episode Join the Mi
TWiP 253: Sub-Saharan somnolence
TWiP solves the case of the man with somnolence and something extra-erythrocytic, and presents a new puzzle for you to solve. Hosts: Vincent Racaniello, Daniel Griffin, and Christina Naula Subscribe (free): Apple Podcasts, Google Podcasts, RSS, email Links for this episode Join the MicrobeTV Discord server Letters read on TWiP 253 New Case 26-year-old female with no past medical history. Patien
TWiP 252: For malaria vaccine, mosquito is the needle
TWiP discusses a study of the safety and immunogenicity of a late liver-stage attenuated malaria parasite delivered by mosquito bite. Hosts: Vincent Racaniello, Daniel Griffin, and Christina Naula Subscribe (free): Apple Podcasts, Google Podcasts, RSS, email Links for this episode Join the MicrobeTV Discord server Live attenuated malaria vaccine (NEJM) Plasmodium metabolism during hepatic develo
TWiP 251: Case of the facial ulcer
TWiP solves the case of the woman who went to Belize and notices a lesion on her face, and presents a new clinical case for you to solve. Hosts: Vincent Racaniello, Daniel Griffin, and Christina Naula Subscribe (free): Apple Podcasts, Google Podcasts, RSS, email Links for this episode Join the MicrobeTV Discord server Letters read on TWiP 251 New Case Recent case, Arusha hospital, 1800 m, 28 yo
TWiP 250: Gut bacteria help Trichinella suppress colitis
TWiP reviews a study showing that the gut microbiota is essential for suppression of colitis by Trichinella spiralis. Hosts: Vincent Racaniello, Daniel Griffin, and Christina Naula Subscribe (free): Apple Podcasts, Google Podcasts, RSS, email Links for this episode Join the MicrobeTV Discord server Gut bacteria and Trichinella suppression of colitis (PLoS NTD) Become a patron of TWiP Send your
TWiP 249: A virus and a parasite
TWiP solves the case of the middle-aged man with eosinophilia and a history of sexual activity with paid sex workers in Okinawa, and presents a new case for you to solve. Hosts: Vincent Racaniello, Daniel Griffin, and Christina Naula Subscribe (free): Apple Podcasts, Google Podcasts, RSS, email Links for this episode Join the MicrobeTV Discord server Letters read on TWiP 249 New Case Woman in 30
TWiP 248: Toxoplasma reduces Alzheimer's disease
TWiP reviews the observation that infection of Azlheimer's disease mice with Toxoplasma gondii reduces brain amyloid density globally and regionally. Hosts: Vincent Racaniello, Dickson Despommier, Daniel Griffin, and Christina Naula Subscribe (free): Apple Podcasts, Google Podcasts, RSS, email Links for this episode Join the MicrobeTV Discord server Toxoplasma reduces amyloid in brain (J Inf Dis)
TWiP 247: Manhattan mystery malady
TWiP solves the case of the Manhattan man with pain on urination or ejaculation, and presents a new case for you to solve. Hosts: Vincent Racaniello, Dickson Despommier, Daniel Griffin, and Christina Naula Subscribe (free): Apple Podcasts, Google Podcasts, RSS, email Links for this episode Join the MicrobeTV Discord server Hero: Charles Louis Alphonse Laveran Letters read on TWiP 247 New Case A
TWiP 246: Everything spiral: a worm in a hurry
TWiP taps into Dickson's knowledge of Trichinella to discuss an outbreak in humans who consumed rare bear meat, and the impact of globalization and climate change on the epidemiology of the species. Hosts: Vincent Racaniello, Dickson Despommier, and Daniel Griffin Subscribe (free): Apple Podcasts, Google Podcasts, RSS, email Links for this episode Join the MicrobeTV Discord server Outbreak of hu
TWiP 245: Flying purple people eater with Ben LaBrot
Founder of Floating Doctors Ben LaBrot joins TWiP to solve the case of the 1 year old in northeastern Panama with a fatal leg infection, followed by a discussion of the history and mission of Floating Doctors. Hosts: Vincent Racaniello, Daniel Griffin, and Christina Naula Guest: Ben LaBrot Subscribe (free): Apple Podcasts, Google Podcasts, RSS, email Links for this episode Join the MicrobeTV Disc
TWiP 244: Engineering Toxoplasma
Lilach Sheiner joins TWiP to talk about her career and her work on engineering Toxoplasma gondii secretion systems for intracellular delivery of multiple large therapeutic proteins to neurons. Hosts: Vincent Racaniello, Dickson Despommier, and Christina Naula Guest: Lilach Sheiner Subscribe (free): Apple Podcasts, Google Podcasts, RSS, email Links for this episode Join the MicrobeTV Discord serve
TWiP 243: Don't blame it on Mexico
TWiP solves the case of the Woman with White Worms, and submits a new case involving a 1 year old in northeastern Panama with a fatal leg infection. Hosts: Vincent Racaniello, Dickson Despommier, Daniel Griffin, and Christina Naula Subscribe (free): Apple Podcasts, Google Podcasts, RSS, email Links for this episode Join the MicrobeTV Discord server Enterobius, the pinworm (TWiP 19) Hero: Mary Pri
TWiP 242: Worms impair COVID vaccines
TWiP reviews a study showing that intestinal helminth infection impairs vaccine-induced T cell responses through an IL-10 pathway, which compromised protection against antigenically drifted SARS-CoV-2 variants. Hosts: Vincent Racaniello, Daniel Griffin and Christina Naula Subscribe (free): Apple Podcasts, Google Podcasts, RSS, email Links for this episode Join the MicrobeTV Discord server Worms i
TWiP 241: There once was a patient from China
TWiP 240: A daily history of malaria with Sean Murphy
Sean Murphy joins TWiP to discuss his career and the work of his laboratory to assess the daily natural history of asymptomatic Plasmodium infections in adults and older children in Katakwi, Uganda. Hosts: Vincent Racaniello, Dickson Despommier and Christina Naula Guest: Sean Murphy Subscribe (free): Apple Podcasts, Google Podcasts, RSS, email Links for this episode Join the MicrobeTV Discord ser
TWiP 239: Cryptosporidiosis from NYC tap water in an AIDS patient
TWiP solves the case of the AIDS patient who developed fever and watery diarrhea after drinking NYC tap water, and present a new case for your sleuthing. Hosts: Vincent Racaniello and Daniel Griffin Subscribe (free): Apple Podcasts, Google Podcasts, RSS, email Links for this episode Join the MicrobeTV Discord server Cryptosporidium (TWiP 18) Letters read on TWiP 239 Become a patron of TWiP New
TWiP 238: Eliminating sleeping sickness
Michael Barrett joins TWiP to discuss progress in the elimination of human African trypanosomiasis caused by Trypanosoma brucei gambiense. Hosts: Daniel Griffin, Dickson Despommier and Christina Naula Guest: Michael Barrett Subscribe (free): Apple Podcasts, Google Podcasts, RSS, email Links for this episode Join the MicrobeTV Discord server Elimination of human African trypanosomiasis (PLoS NTD)
TWiP 237: Pass the venison, deer with Marilyn Fabbri
Marilyn Fabbri joins TWiP to reveal the case of a patient who became very ill after he and a number of friends attended a large dinner where venison and boar were served. Hosts: Daniel Griffin, Dickson Despommier and Christina Naula Guest: Marilyn Fabbri Subscribe (free): Apple Podcasts, Google Podcasts, RSS, email Links for this episode Join the MicrobeTV Discord server Toxoplasma gondii (TWiP 1
TWiP 236: Prime-and-trap vaccine for malaria
Marion Avril of MalarVx, Inc. joins TWiP to discuss an accelerated prime-and-trap regimen using repRNA-based circumsporozoite vaccine. Hosts: Dickson Despommier and Christina Naula Guest: Marion Avril Subscribe (free): Apple Podcasts, Google Podcasts, RSS, email Links for this episode Join the MicrobeTV Discord server Please support our work at microbe.tv/contribute repRNA-based CSP malaria vacci
TWiP 235: The case of the regurgitated wriggler
TWiP solves the case of a man in his 50s reporting months of abdominal discomfort, who takes mebendazole and some time afterwards vomits a worm into the sink. Hosts: Vincent Racaniello, Dickson Despommier, Daniel Griffin, and Christina Naula Subscribe (free): Apple Podcasts, Google Podcasts, RSS, email Links for this episode Join the MicrobeTV Discord server Please support our work at microbe.tv/
TWiP 234: Hookworms and a leech - parasites suck!
TWiP discusses hookworm infection and the phase 1 clinical trial for a hookworm vaccine that could one day protect children from the hookworm anaemia, and reduce transmission of this infection. Hosts: Dickson Despommier, Daniel Griffin, and Christina Naula Subscribe (free): Apple Podcasts, Google Podcasts, RSS, email Links for this episode Join the MicrobeTV Discord server Please support our work
TWiP 233: Cryptosporidium not cryptocurrency
TWiP solves the case of the physician with no significant previous medical history who is currently doing their fellowship training develops diarrhea, and presents a new clinical case for our astute listeners to solve. Hosts: Vincent Racaniello, Dickson Despommier, Daniel Griffin, and Christina Naula Subscribe (free): Apple Podcasts, Google Podcasts, RSS, email Links for this episode Join the Mic
TWiP 232: Lives of Wolbachia
TWiP reviews the cellular lives of Wolbachia, a gram-negative bacteria that infects many arthropods and filarial nematodes with very different outcomes – parasitism or mutualism. Hosts: Dickson Despommier, Daniel Griffin, and Christina Naula Subscribe (free): Apple Podcasts, Google Podcasts, RSS, email Links for this episode Join the MicrobeTV Discord server Please support our work at microbe.tv
TWiP 231: Scotch in drink and tape
TWiP solves the case of the Woman With White Worms, and presents a new clinical case to decipher. Hosts: Vincent Racaniello, Dickson Despommier, Daniel Griffin, and Christina Naula Subscribe (free): Apple Podcasts, Google Podcasts, RSS, email Links for this episode Join the MicrobeTV Discord server Please support our work at microbe.tv/contribute Hero: Ann Bishop Become a patron of TWiP New Case
TWiP 230: Healing cutaneous leishmaniasis with Maria Adelaida Gomez
Maria Adelaida Gomez joins TWiP to discuss her career and the work of her laboratory on understanding the healing process during cutaneous leishmaniasis. Hosts: Vincent Racaniello, Dickson Despommier, Daniel Griffin, and Christina Naula Guest: Maria Adelaida Gomez Subscribe (free): Apple Podcasts, Google Podcasts, RSS, email Links for this episode CIDEIM Healing in cutaneous leishmaniasis (J Immu
TWiP 229: The very hungry flatworm
Eyal joins TWiP to solve the case of the Female Traveler with Intermittent Fever and Ring Enhancements in the Liver. Hosts: Vincent Racaniello, Dickson Despommier, Daniel Griffin, and Christina Naula Guest: Eyal Leshem Subscribe (free): Apple Podcasts, Google Podcasts, RSS, email Links for this episode Become a patron of TWiP Case Study for TWiP 229 Woman in her 40s is referred to me to be seen in
TWiP 228: Parasitic fountain of youth
TWiP discusses a tapeworm that causes extreme lifespan extension in infected ant workers, and a candidate antibody drug for prevention of malaria. Hosts: Vincent Racaniello, Dickson Despommier, Daniel Griffin, and Christina Naula Subscribe (free): Apple Podcasts, Google Podcasts, RSS, email Links for this episode Extreme lifespan extension in tapeworm-infected ant workers (Roy Soc Open Sci) Candi
TWiP 227: Alpha-gal syndrome
Jim Small joins TWiP to solve the case of the 41 year old Man with sudden GI distress and itchy hives, followed by a discussion of parasites and childhood stunting. Hosts: Vincent Racaniello, Dickson Despommier, Daniel Griffin, and Christina Naula Guest: Jim Small Subscribe (free): Apple Podcasts, Google Podcasts, RSS, email Links for this episode Parasites and childhood stunting (Trends Parasito
TWiP 226: Successful systems attract parasites
TWiP reviews some parasite stories of 2023, including progress in the control of malaria and polio, and review a connection between parasites and childhood stunting. Hosts: Vincent Racaniello, Dickson Despommier, Daniel Griffin, and Christina Naula Subscribe (free): Apple Podcasts, Google Podcasts, RSS, email Links for this episode Second malaria vaccine (Nature) Malaria report 2023 (WHO) Malari
TWiP 225: Wandering worm with Lee Gottesdiener
Lee Gottesdiener joins TWiP to help solve the case of the 46 Year Old Man with Ongoing Upper Extremity Swelling, and review plant‑based production of a protective vaccine antigen against the bovine parasitic nematode Ostertagia ostertagi. Hosts: Vincent Racaniello, Dickson Despommier, Daniel Griffin, and Christina Naula Subscribe (free): Apple Podcasts, Google Podcasts, RSS, email Links for this e
TWiP 224: Neglected tropical diseases roadmap with Chuck Knirsch
Chuck Knirsch returns to TWiP to discuss the Neglected Tropical Diseases Roadmap published by WHO, which sets global targets and milestones to prevent, control, eliminate or eradicate 20 diseases and disease groups. Chuck Knirsch returns to TWiP to discuss the Neglected Tropical Diseases Roadmap published by WHO, which sets global targets and milestones to prevent, control, eliminate or eradicate
TWiP 223: Voluminous diarrhea
TWiP solves the case of the Haitian female with AIDS and voluminous diarrhea, and review the pathogenesis, epidemiology, prevention and treatment of malaria and Chagas disease. Hosts: Vincent Racaniello, Dickson Despommier, Daniel Griffin, and Christina Naula Click arrow to play Download TWiP #223 (63 MB .mp3, 88 minutes) Subscribe (free): Apple Podcasts, Google Podcasts, RSS, email Links for this
TWiP 222: Balamuthia in the brain with Natasha Spottiswoode
At the meeting of the American Society for Tropical Medicine and Hygeine in Chicago, Natasha joins TWiP to solve the case of the Man with a Generalized Seizure and Infectious Forms in the Brain. Hosts: Vincent Racaniello, Dickson Despommier, Daniel Griffin, and Christina Naula Guest: Natasha Spottiswoode Subscribe (free): Apple Podcasts, Google Podcasts, RSS, email Links for this episode Treatmen
TWiP 221: Delusional parasitosis
Michelle and Alexander join TWiP to solve their case of the 36 Year Old Male with shortness of breath, stinging pain in the extremities, fatigue, abdominal cramps, and bowel irregularities, and discuss host cell invasion by Trypanosoma cruzi. Hosts: Vincent Racaniello, Dickson Despommier, Daniel Griffin, and Christina Naula Guests: Michelle Naegeli and Alexander Grieb Subscribe (free): Apple Podca
TWiP 220: Denies any bug bites
TWiP solves the case of the Hiker from Queens who Denies Bug Bites, and reveal two different malaria experimental vaccines that target different parts of the parasite life cycle. Hosts: Vincent Racaniello, Dickson Despommier, Daniel Griffin, and Christina Naula Subscribe (free): Apple Podcasts, Google Podcasts, RSS, email Links for this episode Malaria transmission-blocking vaccine (Lancet Inf Di
TWIP 219: Sick as a dog
TWiP solves the case of the 19 month old Female Having Issues, and discusses the finding that selection for insecticide resistance can promote Plasmodium falciparum infection in Anopheles mosquitoes. Hosts: Vincent Racaniello, Dickson Despommier, Daniel Griffin, and Christina Naula Subscribe (free): Apple Podcasts, Google Podcasts, RSS, email Links for this episode Insecticide resistance in mosqu
TWiP 218: Malaria parasite evades mosquito
TWiP solves two cases this week, the Man with Issues after COVID-19, and the Man with Left Arm Weakness, then describe how the malaria parasite evades mosquito immunity by glutaminyl cyclase–mediated posttranslational protein modification. Hosts: Vincent Racaniello, Daniel Griffin, and Christina Naula Subscribe (free): Apple Podcasts, Google Podcasts, RSS, email Links for this episode Malaria par
TWiP 217: ChatGPT solves the case
TWiP solves the case of the Man With Dog Exposure, and discuss rapid and spontaneous post-partum clearance of Plasmodium falciparum related to expulsion of the placenta. Hosts: Vincent Racaniello, Daniel Griffin, and Christina Naula Subscribe (free): Apple Podcasts, Google Podcasts, RSS, email Links for this episode Post-partum clearance of P. falciparum (J Inf Dis) Letters read on TWiP 217 Beco
TWiP 216: A challenging case
Eyal joins TWiP to solve the case of the case of the Feverish Patient from Israel, and reveals his training and experience with travel medicine in Israel. Hosts: Vincent Racaniello, Dickson Despommier, Daniel Griffin, and Christina Naula Guest: Eyal Leshem Subscribe (free): Apple Podcasts, Google Podcasts, RSS, email Links for this episode Letters read on TWiP 216 Become a patron of TWiP Case S
TWiP 215: A mobile piece of spaghetti
TWiP solves the case of the case of the boy in Uganda with a mobile piece of spaghetti in the gallbladder, and reviews papers on female genital schistosomiasis in rural Madagascar, and a volatile sex attractant of tsetse flies. Hosts: Vincent Racaniello, Dickson Despommier, Daniel Griffin, and Christina Naula Subscribe (free): Apple Podcasts, Google Podcasts, RSS, email Links for this episode •Fe
TWiP 214: Tropical medicine excursions with Kay Schaefer
Kay Schaefer joins TWiP to solve the case of the German Male with Hematuria, and discusses Tropical Medicine Excursions, which provides patient-oriented training courses for healthcare professionals who wish to improve their clinical skills in tropical medicine and travelers' health in the endemic regions of Uganda, Tanzania and Ghana. Hosts: Vincent Racaniello, Dickson Despommier, Daniel Griff
TWiP 213: One deadly snail with Jessie Stone, MD
Jessie Stone joins TWiP to solve the case of the Boy With a Swollen Belly, and discusses Soft Power Health, a clinic that she founded in Uganda to provide healthcare for people in need. Hosts: Vincent Racaniello, Dickson Despommier, and Daniel Griffin Guest: Jessie Stone Subscribe (free): Apple Podcasts, Google Podcasts, RSS, email Links for this episode •Soft Power Health •Letters read on TWiP 2
TWiP 212: The Man from Mali with Shauna Gunaratne
Shauna Gunaratne joins TWiP to solve the case of the Man from Mali with Painless Skin Lesions, and discuss her plans for a tropical medicine institute in New York City. Hosts: Vincent Racaniello, Dickson Despommier, Daniel Griffin, and Christina Naula Guest: Shauna Gunaratne Click arrow to play Download TWiP #212 (51 MB .mp3, 84 minutes) Subscribe (free): Apple Podcasts, Google Podcasts, RSS, emai
TWiP 211: Monoclonal against malaria in Mali
TWiP solves the case of the Man from Hong Kong with Multiple Comorbidities, and discuss safety and efficacy of a monoclonal antibody against malaria in Mali. Hosts: Vincent Racaniello, Dickson Despommier, Daniel Griffin, and Christina Naula Subscribe (free): Apple Podcasts, Google Podcasts, RSS, email Links for this episode Monoclonal antibody against malaria trial (NEJM) Hero: Stephen Hoffman
TWiP 210: Is there a doctor on board? with Aisha Khatib
From ASTMH2022 in Seattle, Aisha joins the TWiP team to talk about her training and her career, including delivering a baby on an airplane, and they solve the Case of the Heartsick Guatemalan Septuagenarian. Hosts: Vincent Racaniello, Daniel Griffin, and Christina Naula Guest: Aisha Khatib Subscribe (free): Apple Podcasts, Google Podcasts, RSS, email Links for this episode Aisha delivers baby
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