1. Wolves probably become infected with " Trichinella spiralis " by eating infected ungulates. 2. In the 1960s, " trichinella infection " was documented in Senegal, West Africa. 3. This immunosuppression can be beneficial in animal models of " Trichinella spiralis " infections. 4. As an example, artificial digestion is used to detect the presence of encysted trichinella larvae in suspected muscle tissue. 5. Larvae of " Trichinella spiralis " were found in parts of a polar bear carcass at the site. 6. Research and findings on Trichinella spiralis, the causative agent of trichinosis, have resulted in a large body of literature. 7. Freezing meat in an average household freezer for 20 days before consumption will kill some species of " Trichinella ". 8. Almost half were eventually hospitalized, suffering from the parasite trichinella , whose larvae eat the muscles of those who consumed infected meat. 9. In wild animals, " Trichinella " infection rates vary from region to region and seem to increase in colder climates. 10. While not endemic, the " Trichinella " worm does infect raccoons, and undercooked raccoon meat has caused trichinosis in humans.