This Week in Parasitism

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...

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 Pat...

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...

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 i...

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  Wi...

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  p...

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 Anoth...