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PODCAST

This Week in Parasitism

Vincent Racaniello

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.

science life sciences

All Episodes

01:50:43

TWiP 173: Rose colored spots

This Week in Parasitism ·

2019/07/13

Hosts: Vincent Racaniello, Dickson Despommier, and Daniel Griffin The podcastellani hosts solve the case of the Sailor With Dysentery, and reveal the first virus discovered in Plasmodium species. Subscribe (free): iTunes, Google Podcasts, RSS, email Links for this episode: Matryoshka RNA virus of Plasmodium (bioRxiv) Hero: Rose Gana Fomban Leke Letters read on TWiP 173 Become a patron of TWiP. Case Study for TWiP 173 Successful individual in NY area with 9 months of epigastric pain. Did upper

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01:43:33

TWiP 172: A painless lesion

This Week in Parasitism ·

2019/06/14

Hosts: Vincent Racaniello, Dickson Despommier, and Daniel Griffin The metacyclic TWiPomastigotes solve the case of the Child With a Painless Leg Lesion, and reveal how to kill mosquitoes with a genetically modified fungus. Subscribe (free): iTunes, Google Podcasts, RSS, email Transgenic Metarhizium kills mosquitoes (Science) Hero: Veena Tandon Letters read on TWiP 172 Links for this episode: Become a patron of TWiP. Case Study for TWiP 172 Retired US Navy physician, lives aboard his sailboat, just

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01:34:55

TWiP 171: Better than a sharp stick in the eye

This Week in Parasitism ·

2019/05/23

The Leishmaniacs solve the case of the Child With Band Keratopathy, and reveal a eukaryotic parasite with functional mitochondria but without mitochondrial genomes. Hosts: Vincent Racaniello, Dickson Despommier, and Daniel Griffin Subscribe (free): iTunes, Google Podcasts, RSS, email Become a patron of TWiP. Links for this episode: Elmer Pfefferkorn, 87 Eukaryotic parasite without mitochondrial genomes (Sci Adv) Hero: Charles Wardell Stiles Letters read on TWiP 171 Case Study for TWiP 171 By boat

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01:30:57

TWiP 170: A worm's eye view

This Week in Parasitism ·

2019/05/08

The TWiPlicates solve the case of the Child With Retinal Granuloma, and discuss an association of the complement protein collectin-11 with the pathophysiology of Chagas disease. Hosts: Vincent Racaniello, Dickson Despommier, and Daniel Griffin Subscribe (free): iTunes, Google Podcasts, RSS, email Become a patron of TWiP. Links for this episode: Chagas disease pathophysiology and collectin-11 (PLoS NTD) Hero: Theobald Smith Image credit: Toxocara canis by Ben Liffner Letters read on TWiP 170 Case

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01:20:51

TWiP 169: What goes on in the snail

This Week in Parasitism ·

2019/04/11

The TriTWiPomonads solve the case of the Child Who Passed a Worm, and reveal recombination between bovine and human schistosome species. Hosts: Vincent Racaniello, Dickson Despommier, and Daniel Griffin Subscribe (free): iTunes, Google Podcasts, RSS, email Become a patron of TWiP. Links for this episode: S. bovis and S. haematobiumhybrids (PLoS Path) Hero: Ann Bishop Letters read on TWiP 169 Case Study for TWiP 169 9 yo boy brought into mobile clinic set up in small village Bocas del Toro

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01:32:37

TWiP 168: Kleptoparasitism and the stercoraceous...

This Week in Parasitism ·

2019/03/27

The Giardians of the Galaxy solve the case of the Woman With a Colonic Stowaway from Hispaniola, and discuss activation of intestinal tuft cells by Trichinella spiralis. Hosts: Vincent Racaniello, Dickson Despommier, and Daniel Griffin Subscribe (free): iTunes, Google Podcasts, RSS, email Become a patron of TWiP. Links for this episode: T. spiralisand intestinal tuft cells (PNAS) Hero: Carl Theodore Ernst Van Siebold Letters read on TWiP 168 Case Study for TWiP 168 18 month old child, on medical

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01:31:43

TWiP 167: The constipated mathematician

This Week in Parasitism ·

2019/02/27

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 Subscribe (free): iTunes, Google Podcasts, RSS, email Become a patron of TWiP. Links for this episode: Glycocalyx and severe malaria (Clin Inf Dis) Hero: Bridget Ogilvie Letters read on TWiP 167 Case Study for TWiP 167 Woman 30 yo, traveled to DR, went to tourist part. On return for

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01:22:55

TWiP 166: From remote locations

This Week in Parasitism ·

2019/02/16

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 Subscribe (free): iTunes, Google Podcasts, RSS, email Become a patron of TWiP. Links for this episode: B1 cells and Chagas disease (Front Immunol) Daniel discovers B1 cells (J Exp Med) Hero: Bridget Ogilvie Image credit

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01:22:53

TWiP 165: The sound of crackles

This Week in Parasitism ·

2019/01/26

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 Subscribe (free): iTunes, Google Podcasts, RSS, email Become a patron of TWiP. Links for this episode: Crackles (Wikipedia) Extracellular vesicles released by L. amazonensis (Front Microbiol) Hero: Marietta Voge Image credit Letters

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01:41:15

TWiP 164: Surf n' perf

This Week in Parasitism ·

2019/01/12

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 Subscribe (free): iTunes, Google Podcasts, RSS, email Become a patron of TWiP. Links for this episode: A Tale of Three Species (mBio) V.B. Wigglesworth (Wikipedia) VB Nimble, VB Quick Hero: James Paget Letters read on TWiP 164 Case Study for TWiP 164 Welcome to Uganda. Mother

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01:44:43

TWiP 163: Trout and parasites

This Week in Parasitism ·

2018/12/29

The doctors of awesome solve the case of the Woman Who Visited Lebanon, and reveal that immunoglobulins protect the olfactory organ of trout against infection with the Ich parasite. Hosts: Vincent Racaniello, Dickson Despommier, and Daniel Griffin Subscribe (free): iTunes, Google Podcasts, RSS, email Become a patron of TWiP. Links for this episode: Mucosal Ig protect trout from Ich (PLoS Path) Hero: Sir Patrick Manson Letters read on TWiP 163 Case Study for TWiP 163 From here in US before leaving

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01:28:24

TWiP 162: That swollen parcel of dropsies

This Week in Parasitism ·

2018/11/21

The TWiP professors solve the case of the Baby With Pericardial Effusion, and discuss whether the flagellate without a flagella, Dientamoeba fragilis, causes human illness. Hosts: Vincent Racaniello, Dickson Despommier, and Daniel Griffin Subscribe (free): iTunes, Google Podcasts, RSS, email Become a patron of TWiP. Links for this episode: Patients with Dientamoeba fragilis infection (Am J Trop Med Hyg) Hero: Dr. Eloise B. Cram Image credit Letters read on TWiP 162 Case Study for TWiP 162 A fresh

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01:31:07

TWiP 161: All I need is a bit of skin

This Week in Parasitism ·

2018/11/10

The TWiPsters solve the case of the Brazilian Immigrant With Heart Problems, and describe how genome organization controls trypanosome antigenic variation. Hosts: Vincent Racaniello, Dickson Despommier, and Daniel Griffin Subscribe (free): iTunes, Google Podcasts, RSS, email Become a patron of TWiP. Links for this episode: Trypanosome genome organization and antigenic variation (Nature) Hero: Arthur Looss Letters read on TWiP 161 Case Study for TWiP 161 Daniel was asked to see 30 yo female from

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01:36:23

TWiP 160: Toddy tappers

This Week in Parasitism ·

2018/10/10

The TWiPlets solve the case of the Electrician from Tamil Nadu with a Liver Mass, and reveal that dogs and humans share a common Chadian Guinea worm. Hosts: Vincent Racaniello, Dickson Despommier, and Daniel Griffin Subscribe (free): iTunes, Google Podcasts, RSS, email Become a patron of TWiP. Links for this episode: Chadian Guinea worms in humans and dogs (PLoS NTD) Hero: Karl George Friedrich Rudolf Leuckart Image credit Letters read on TWiP 160 Case Study for TWiP 160 Referred to Daniel for

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01:35:21

TWiP 159: Loa and Loa but not gone

This Week in Parasitism ·

2018/09/28

The TWiP triptych solve the case of the 9/11 Survivor infested with parasites, and discuss the effect of community ivermectin treatment for onchocerciasis on Loa loa infections. Hosts: Vincent Racaniello, Dickson Despommier, and Daniel Griffin Subscribe (free): iTunes, Google Podcasts, RSS, email Become a patron of TWiP. Links for this episode: Ivermectin for onchocerciasis and loiasis (PLoS NTD) Hero: William Boog Leishman Thanks to Caitlin for the image Letters read on TWiP 159 Case Study for

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01:22:11

TWiP 158: Ant-appetising slime balls

This Week in Parasitism ·

2018/09/14

The TWiP hosts solve the case of the Thai Woman With Red Bumps, and reveal that a master manipulator contacts ant brain tissue to control its behavior. Hosts: Vincent Racaniello, Dickson Despommier, and Daniel Griffin Become a patron of TWiP. Links for this episode: Imaging parasites in ant brain (Nat Rep) Brain worm turns ants into zombies (Nat Hist Museum) Hero: Giovanni Battista Grassi Image credit Letters read on TWiP 158 Case Study for TWiP 158 Male in 50s comes to see Daniel, concerned that

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01:46:01

TWiP 157: What a long, strange TWiP it's been

This Week in Parasitism ·

2018/08/29

The TWiP professors solve the case of the Woman With Intracellular Ring Forms, and explore the role of Coxiella and Rickettsia endosymbionts in acquisition of Babesia by ticks. Hosts: Vincent Racaniello, Dickson Despommier, and Daniel Griffin Become a patron of TWiP. Links for this episode: Endosymbionts and Babesia in ticks (Front Microbiol) Q fever with Robert Heintzen (TWiM Special) Hero: Percy Garnham Image credit Letters read on TWiP 157 Case Study for TWiP 157 Back to Thailand. Housewife,

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01:28:05

TWiP 156: The parasitic devil is in the details

This Week in Parasitism ·

2018/08/08

The TWiP crew solves the case of the Ecuadorian with Immunodeficiency and Chronic Diarrhea, and discuss oral transmission of Chagas disease in mice. Hosts: Vincent Racaniello, Dickson Despommier, and Daniel Griffin Become a patron of TWiP. Links for this episode: Imaging Chagas after oral transmission (Sci Rep) NJ invasive species strike team and app Red Mother Hero: Angelo Dubini Image credit Letters read on TWiP 156 Case Study for TWiP 156 While on ID consultant service on LI during July, asked

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01:32:13

TWiP 155: Miss Dickson

This Week in Parasitism ·

2018/07/24

Justin joins the TWiP team to solve the case of the Gentleman with B cell Lymphoma, and consider the finding of Dracunculus species in river otters from Arkansas. Hosts: Vincent Racaniello, Dickson Despommier, and Daniel Griffin Guest: Justin Aaron Become a patron of TWiP. Links for this episode: Dracunculus in river otters (J Parasitol) Image credit Letters read on TWiP 155 Case Study for TWiP 155 Another challenging one. 60 yo man with poorly defined immunodeficiency: low Ig, low T cells, on

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01:37:31

TWiP 154: A louse-y episode

This Week in Parasitism ·

2018/06/27

Vincent and Daniel solve the case of the Man in the City with Groin Rash, catch up on the long backlog of email, and present a new case, possibly the most complex one yet on the show. Hosts: Vincent Racaniello and Daniel Griffin Become a patron of TWiP. Links for this episode: Bloodless malaria diagnostic (BBC) Image credit Letters read on TWiP 154 Case Study for TWiP 154 Daniel's colleague will solve this case, in two weeks. 79 year old man history of chronic lymphocytic leukemia that became B

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