Dickson, Daniel and Vincent solve the case of the Safari Goer With Watery Diarrhea, and explain how a microsporidian endosymbiont of Anopheles mosquitoes might impair the transmission of malaria.
Dickson, Daniel and Vincent solve the case of the Ugandan Volunteer With Morning Bites and discuss integration of HIV-1 into the Schistosome genome, with a sprinkling of COVID-19 throughout.
Dickson, Daniel and Vincent solve the case of the Two Volunteers With Watery Diarrhea, discuss diagnosis of SARS-CoV-2 in the New York area, and reveal an approach to preventing honeybee colony collapse by imbuing their gut bacteria with the ability to produce antiviral and antiparasite double-stranded RNAs.
The TWiP professors solve the case of the Ugandan Child with Splenomegaly, and reveal that mutations in the P. falciparum genome that confer artemisinin resistance interfere with endocytic uptake of hemoglobin.
The TWiP DVD solve the case of the Child Who Passed Worms, and discuss a non-human primate model for severe malarial anemia.
The Knights of the TWiP solve the case of the Man Who Lost Weight, and discuss a Plasmodium protein kinase that is a malarial drug target.
The TWiPsters solve the case of the Rashy Schoolteacher, and reveal a drug from rotifers that live on the snail intermediate host which paralyzes schistosome cercariae and prevents infection of mice.
The TWiPpers of the bite fantastic solve the case of the Indian Man Who Hiked, and discuss the effects of schistosome soluble egg antigen on infection of lymphocytes with HIV-1.
The TWiP’ers solve the case of the Sudanese Boy With Fever, and reveal antibodies that slow invasion of red blood cells potentiate other malaria-blocking antibodies
The TWiPloid organisms solve the case of the Doctor with Chronic Epigastric Pain, and reveal how levels of linoleic acid in the intestine enable the sexual cycle of Toxoplasma gondii in cats.

