This Week in Parasitism
TWiP is a podcast about the tiny creatures that live in and on us.

Vincent and Dickson discuss possibly the most socially and politically important nematode of humans, the hookworm Ancylostoma duodenale and Necator americanus.

Direct download: TWiP022.mp3
Category:Science -- posted at: 6:52am PST

Vincent and Dickson review the biology and pathogenesis of Ascaris lumbricoides, one of the largest nematodes to infect humans.

Direct download: TWiP021.mp3
Category:Science -- posted at: 7:20pm PST

Vincent and Dickson continue their discussion of nematodes with the whipworm Trichuris trichiura.

Host links: Vincent Racaniello and Dickson Despommier

Links for this episode:

Contact

Send your questions and comments (email or mp3 file) to twip@twiv.tv.

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Direct download: TWiP020.mp3
Category:Science -- posted at: 6:50pm PST

Vincent and Dickson move on to nematodes with a discussion of the pinworm Enterobius vermicularis.

Host links: Vincent Racaniello and Dickson Despommier

Links for this episode:

Contact

Send your questions and comments (email or mp3 file) to twip@twiv.tv.

Subscribe (free)

Click here to receive an email notification when a new episode of TWiP is published.

Direct download: TWiP019.mp3
Category:Science -- posted at: 10:16am PST

Vincent and Dickson discuss the intracellular parasite Cryptosporidium, which causes diarrheal disease in most mammalian species.

Host links: Vincent Racaniello and Dickson Despommier

Links for this episode:

Contact

Send your questions and comments (email or mp3 file) to twip@twiv.tv.

Subscribe (free)

Click here to receive an email notification when a new episode of TWiP is published.

Direct download: TWiP018.mp3
Category:Science -- posted at: 4:37am PST

Vincent and Dickson continue their discussion of protozoan parasites that cause diarrhea with a review of amebic dysentery caused by Entamoeba histolytica.

Host links: Vincent Racaniello and Dickson Despommier

Links for this episode:

Contact

Send your questions and comments (email or mp3 file) to twip@twiv.tv.

Subscribe (free)

Click here to receive an email notification when a new episode of TWiP is published.

Direct download: TWiP017.mp3
Category:Science -- posted at: 10:51pm PST

Vincent and Dickson review the life cycle and pathogenesis of the flagellated protozoan parasite Giardia lamblia.

Host links: Vincent Racaniello and Dickson Despommier

Links for this episode:

Direct download: TWiP016.mp3
Category:Science -- posted at: 7:06am PST

Vincent and Dickson discuss the life cycle and pathogenesis of the protozoan parasite Trypanosoma.

Host links: Vincent Racaniello and Dickson Despommier

Links for this episode:

  • Metacyclic trypanomastigote (jpg)
  • Tsetse fly (jpg)
  • T. brucei life cycle (jpg)
  • T. brucei parasitemia (jpg)
  • Kissing bug nymph (jpg)
  • T. cruzi life cycle (jpg)
  • Letters read on TWiP 15
  • Direct download: TWiP015.mp3
    Category:Science -- posted at: 10:45am PST

    Vincent and Dickson consider the life cycle and pathogenesis of the protozoan parasite Leishmania.

    Host links: Vincent Racaniello and Dickson Despommier

    Links for this episode:

  • L. braziliensis life cycle (jpg)
  • L. donovani life cycle (jpg)
  • L. tropica life cycle (jpg)
  • L. major lesion (jpg)
  • Transgenic mosquito delivers Leishmania vaccine (thanks, Geoffrey)
  • Plasmodium falciparum accompanied human expansion out of Africa (thanks, Prasad)
  • Who speaks for the guinea worm? (thanks, Michael)
  • Letters read on TWiP 14
  • Direct download: TWiP014.mp3
    Category:Science -- posted at: 7:30pm PST

    Vincent and Dickson continue their discussion of the obligate intracellular protozoan Toxoplasma gondii with a consideration of the clinical consequences of infection and pathogenesis.

    Host links: Vincent Racaniello and Dickson Despommier

    Links for this episode:

  • Isopod fish parasites (thanks, Kevin!)
  • Farmscraper on Word Spy (thanks, Mitchell!)
  • Toxoplasma and personalities (thanks, Greg!)
  • Science podcast (July 2) on parasites and intelligence (transcript - thanks, Jim!)
  • Letters read on TWiP 13
  • Direct download: TWiP013.mp3
    Category:Science -- posted at: 7:00pm PST