All Episodes
This Week in Parasitism — 285 episodes
TWiP 285: Why Is Cyclospora So Hard to Contain? Parasitologists Explain the 2026 US Outbreak
TWiP 284: It's not the pork
TWiP 283: Warming up to cryptosporidiosis
TWiP 282: Does he live in New York?
TWiP 281: Ants under the influence
TWiP 280: The wriggling diagnosis
TWiP 279: Tolling for hookworms
TWiP 278: Trichinella from eating bear eyeballs
TWiP 277: Rif-ing on river blindness
TWiP 276: Travel history is the key
TWiP 275: Novel malaria vector control
TWiP 274: Four tablets for bloating
TWiP 273: Intestinal parasites in dogs
TWiP 272: Don't look and you won't find
TWiP 271: The silent lesion
TWiP 270: They bake my noodle
TWiP 269: Peripatetic Martin Grobusch
TWiP 268: A loyal parasite
TWiP 267: It dropped from her scalp
TWiP 266: Wraps and ivermectin for malaria
TWiP 265: Things that jump are cleaner than things that squat
TWiP 264: Toxoplasma changes your brain
TWiP 263: Tick-tock
TWiP 262: Do schistosomes affect behavior?
TWiP 261: A case for Dr. Hickam
TWiP 260: Daily rhythms
TWiP 259: Know your knowlesi
TWiP 258: The deeper, the rounder
TWiP 257: Malaya and Malaysia
TWiP 256: Amazing antimalarial drug resistance
TWiP 255: Katayama fever
TWiP 254: Our hero Dickson
TWiP 253: Sub-Saharan somnolence
TWiP 252: For malaria vaccine, mosquito is the needle
TWiP 251: Case of the facial ulcer
TWiP 250: Gut bacteria help Trichinella suppress colitis
TWiP 249: A virus and a parasite
TWiP 248: Toxoplasma reduces Alzheimer's disease
TWiP 247: Manhattan mystery malady
TWiP 246: Everything spiral: a worm in a hurry
TWiP 245: Flying purple people eater with Ben LaBrot
TWiP 244: Engineering Toxoplasma
TWiP 243: Don't blame it on Mexico
TWiP 242: Worms impair COVID vaccines
TWiP 241: There once was a patient from China
TWiP 240: A daily history of malaria with Sean Murphy
TWiP 239: Cryptosporidiosis from NYC tap water in an AIDS patient
TWiP 238: Eliminating sleeping sickness
TWiP 237: Pass the venison, deer with Marilyn Fabbri
TWiP 236: Prime-and-trap vaccine for malaria
TWiP 235: The case of the regurgitated wriggler
TWiP 234: Hookworms and a leech - parasites suck!
TWiP 233: Cryptosporidium not cryptocurrency
TWiP 232: Lives of Wolbachia
TWiP 231: Scotch in drink and tape
TWiP 230: Healing cutaneous leishmaniasis with Maria Adelaida Gomez
TWiP 229: The very hungry flatworm
TWiP 228: Parasitic fountain of youth
TWiP 227: Alpha-gal syndrome
TWiP 226: Successful systems attract parasites
TWiP 225: Wandering worm with Lee Gottesdiener
TWiP 224: Neglected tropical diseases roadmap with Chuck Knirsch
TWiP 223: Voluminous diarrhea
TWiP 222: Balamuthia in the brain with Natasha Spottiswoode
TWiP 221: Delusional parasitosis
TWiP 220: Denies any bug bites
TWIP 219: Sick as a dog
TWiP 218: Malaria parasite evades mosquito
TWiP 217: ChatGPT solves the case
TWiP 216: A challenging case
TWiP 215: A mobile piece of spaghetti
TWiP 214: Tropical medicine excursions with Kay Schaefer
TWiP 213: One deadly snail with Jessie Stone, MD
TWiP 212: The Man from Mali with Shauna Gunaratne
TWiP 211: Monoclonal against malaria in Mali
TWiP 210: Is there a doctor on board? with Aisha Khatib
TWiP 209: A worm in paradise
TWiP 208: A red herring
TWiP 207: Accidental host with Claire Panosian, MD
TWiP 206: Bacteria protect mosquitoes from parasites
TWiP 205: Two for the price of one
TWiP 204: Near a fast-flowing river
TWiP 203: True, true, and unrelated
TWiP 202: 80 microns and ovoid
TWiP 201: Tiny and hairy
TWiP 200: Parasites without borders
TWiP 199: Chagas kisses Cruzi and Brucei bites
TWiP 198: Cyclospora in the dining room with the salad bar
TWiP 197: An adventurous eater
TWiP 196: Naked eye entomologist
TWiP 195: Shocking diseases in attractive NY accents
TWiP 194: Eye had a corneal scraping
TWiP 193: A serpiginous trail
TWiP 192: Towel off vigorously
TWiP 191: Dickson's ocular anomaly
TWiP 190: But Doc, what could it be?
TWiP 189: Toe jammin'
TWiP 188: Terrible tropisms
TWiP 187: Granny's granuloma
TWiP 186: Not rationing rationality
TWiP 185: Latrinalia
TWiP 184: The hunter gets captured by the game
TWiP 183: When they dry they die
TWiP 182: Super spreaders of science
TWiP 181: Daniel's drive-through
TWiP 180: A spleen palaver
TWiP 179: Verminous visitors
TWiP 178: The shadowlands of medicine
TWiP 177: A scabrous education
TWiP 176: Blood schmear
TWiP 175: None alone pathognomonic
TWiP 174: Fat cat
TWiP 173: Rose colored spots
TWiP 172: A painless lesion
TWiP 171: Better than a sharp stick in the eye
TWiP 170: A worm's eye view
TWiP 169: What goes on in the snail
TWiP 168: Kleptoparasitism and the stercoraceous souvenir
TWiP 167: The constipated mathematician
TWiP 166: From remote locations
TWiP 165: The sound of crackles
TWiP 164: Surf n' perf
TWiP 163: Trout and parasites
TWiP 162: That swollen parcel of dropsies
TWiP 161: All I need is a bit of skin
TWiP 160: Toddy tappers
TWiP 159: Loa and Loa but not gone
TWiP 158: Ant-appetising slime balls
TWiP 157: What a long, strange TWiP it's been
TWiP 156: The parasitic devil is in the details
TWiP 155: Miss Dickson
TWiP 154: A louse-y episode
TWiP 153: Ars longa, vita brevis
TWiP 152: A range of rads
TWiP 151: Indiscriminate bulk feeders
TWiP 150: Fast food
TWiP 149: Stranger in a strange land
TWiP 148: Weep and sweep
TWiP 147: The savvy physician tests the tissue
TWiP 146: Thus misspake Despommier
TWiP 145: Is it excreted or secreted?
TWiP 144: A blood-free snip
TWiP 143: There's a lot of worms out there
TWiP 142: Just a virus, go home
TWiP 141: Paratransgenesis
TWiP 140: Blasting Blastocystis
TWiP 139: Eggsactly, ova and ova
TWiP 138: Telmophages and the skin parasite landscape
TWiP 137: An aberrant encounter
TWiP 136: Daniel throws a softball
TWiP 135: Embryonated eggs of wisdom
TWiP 134: Does toxoplasma make you sexy?
TWiP 133: Tape test
TWiP 132: Salted crab som tum
TWiP 131: Entomophagy
TWiP 130: Paige Turner
TWiP 129: Human kindness, river blindness
TWiP 128: It's over 9000!
TWiP 127: Kava not Cava
TWiP 126: A virus walks into a parasite
TWiP 125: Third time's a charm
TWiP 124: RPAing with the tryps
TWiP 123: What we know is confusing
TWiP 122: If the thunder don't get you, the lightning will
TWiP 121: A parasite without borders
TWiP 120: When they die they calcify
TWiP 119: A kinder and gentler case
TWiP 118: Crispr capers with Toxoplasma
TWiP 117: Parasitic puzzles
TWiP 116: One drug to rule them all
TWiP 115: The Cuscuta Factor
TWiP 114: Plant potions perturb Plasmodium
TWiP 113: Flying pigs
TWiP 112: A NOD to a tricky helminth
TWiP 111: Bug bites
TWiP 110: Malaria at the Bronx Zoo
TWiP 109: Blame it on Mother
TWiP 108: B1 cells and Leishmania, insider traitors
TWiP 107: Parasites leave a bad taste in my gut
TWiP 106: Trematode stormtroopers in snail wars
TWiP 105: Survival of the fattest
TWiP 104: La maladie du sommeil
TWiP 103: Scroll down, please
TWiP 102: Nursing eosinophils
TWiP 101: Is it round or is it flat?
TWiP 100: Driving past a milestone
TWiP 99: You get your polar bear from your nana
TWiP 98: Resistance is not futile
TWiP 97: The seven year itch
TWiP 96: Salivary pharmacopeia
TWiP 95: Arsenic and Leishmania
TWiP 94: Loa hanging fruit
TWiP 93: A fishy tale unfolds
TWiP 92: Kleptohaemodeipnonism
TWiP 91: Born to deform
TWiP 90: A carbuncle is a large furuncle
TWiP 89: Day TWiPers
TWiP 88: French foreign lesion
TWiP 87: Stumped by pinworm
TWiP 86: Worms Loa the immune response to mycobacteria
TWiP 85: Channeling tryps
TWiP 84: Bigfoot
TWiP 83: Hidden costs of infection
TWiP 82: A NOD to helminths
TWiP 81: Living in a wormy world
TWiP 80: Daniel in the parasites' den
TWiP 79: Across the river and into the trees
TWiP 78: Eau de rodent
TWiP 77: Mixed messages
TWiP 76: Herpesvirus worms its way out
TWiP 75: Parasite wonders with Bobbi Pritt
TWiP 74: Nature has all the answers, what is your question?
TWiP 73: I'm nibbling my way back to you
TWiP 72: Wormholes
TWiP 71: Happy trails to you
TWiP 70: Invasion of the swamp eels
TWiP 69: Malaria rising
TWiP 68: Sex and the single trypanosome
TWiP 67: They find each other delightful
TWiP 66: A nitrile warhead for Chagas disease
TWiP 65: The real world wide web
TWiP 64: Three new ways to prevent malaria
TWiP 63: Plasmodium of the apes
TWiP 62: More bats out of hell
TWiP 61: Some creep crept into the crypt and crapped
TWiP 60: Urine a game of cat and mouse
TWiP 59: Apicomplexity
TWiP 58: People, parasites, and plowshares
TWiP 57: An outbreak of cyclosporiasis
TWiP 56: Whirling disease
TWiP 55: A ladybird's weapon
TWiP 54: Unde venis?
TWiP 53: Anti-saliva immunity
TWiP 52: Not your ordinary unsegmented roundworm
TWiP 51: Modifying mosquitoes with Anthony A. James
TWiP 50: Antagonism in the mosquito midgut
TWiP 49: Making sense of toxo and heme
TWiP 48: A parasitic cloaking device
TWiP 47: For whom the trich tolls
TWiP 46: Malaria gets the (zinc) finger
TWiP 45: Free range Toxoplasma with John Boothroyd
TWiP 44: Parasites provide a cricket subsidy for trout
TWiP 43: Two remarkable host-parasite conflicts
TWiP 42: The tick keeps on ticking
TWiP 41: Flying and crawling beasts
TWiP 40: Doctor, there's a worm in my eye!
TWiP 39: I encyst, said the amoeba
TWiP 38: How to Trichomonas
TWiP 37: Dracunculiasis
TWiP 36: Trichuris and microbes plan a hatch
TWiP 35: Malaria control with David Fidock
TWiP #34 - Up against the Wolbachia
TWiP #33 - Hide and seek
TWiP #32: Evasive trypanosomes and schistosomes
TWiP #31 - A malaria vaccine
TWiP #30 - Global infectious disease control with Charles Knirsch
TWiP #29 - Neglected tropical diseases with Peter Hotez
TWiP #28 - Medical entomology with Robert W. Gwadz
TWiP #27 - Trematodes
TWiP #26 - The schistosomes
TWiP #25 - Wuchereria bancrofti
TWiP #24 - Onchocerca volvulus, a vector-borne, filarial nematode
TWiP #23 - Strongyloides sterocoralis, a most unusual parasite
TWiP 22 - Hookworm
TWiP #21 - The giant intestinal worm, Ascaris lumbricoides
TWiP #20 - The whipworm Trichuris trichiura
TWiP #19 - Enterobius vermicularis, the pinworm
TWiP #18 - Cryptosporidium
TWiP #17 - Entamoeba histolytica
TWiP #16: Giardia
TWiP #15: Tryp the light fantastic
TWiP #14 - Leishmania
TWiP #13 - Toxoplasmosis
TWiP #12 - Toxoplasma gondii
TWiP #11 - One times three million
TWiP #10 - Plasmodium life cycle
TWiP #9 - Mala aria
TWiP #8 - Frog legs and parasite tales
TWiP #7 - Tapeworms are fantastic!
TWiP #6 - Tapeworms, the long and short of it
TWiP #5 - The nurse cell
TWiP #4 - Trichinella life cycle
TWiP #3 - Trichinella spiralis
TWiP #2 - General parasitism
TWiP #1 - Introduction to parasitism