This Week in Parasitism

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...

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...

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 Mic...

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 – informati...

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 Knowled...

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 – inf...

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 – informatio...

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:...

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...

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 J...

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...

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...

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 serve...

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 hi...

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...

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 aqu...

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  c...

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 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  fema...

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...

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 Primaqui...

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  infec...

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 t...

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  (N...

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:  h...