TWiP 114: Plant potions perturb Plasmodium

Aug 12, 2016

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Hosts: Vincent Racaniello, Dickson Despommier, and Daniel Griffin

The TWiP troika solve the case of the Female from the Bronx, and reveal how feeding on different plants affects mosquito capacity to transmit malaria.

Links for this episode:

Plant mediated effects on malaria transmission (PLoS Path)
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Letters read on TWiP 114

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Case Study for TWiP 114

12 year old boy brought to hospital ER by parents with severe headache, stiff neck, fever, decreased alertness. No rashes. Has been healthy with no prior medical problems. No one else in family is ill. In summer, boy has been engaged in usual summertime activities: soccer, swimming in warm freshwater, playing outside. Undergoes lumbar puncture for CSF: start on meningitis treatment. No surgeries, no allergies. Not on any meds. Lives with Mom, Dad, few brothers. No substance abuse. Not a geographically limited illness. Has had bug bites - lots of mosquito bites. Dogs around as well. Symptoms began a day or two before hospital visit. Eats whatever family eats, food is cooked. Exam: 39.4C, bp low, heart rate up, resp up, decreased responsiveness, stiff neck, looks ill. WBC elevated, neutrophil predominant, eosinopenia. CSF glucose low, cells increased, no bacteria, fungi, acid fast bacilli on stain. CT scan, diffuse swelling of brain. Doing poorly, not a good outcome.

Send your case diagnosis, questions and comments to twip@microbe.tv