Cat parasite toxoplasma uses 'Trojan horse' to infect human brain and may cause suicidal thoughts and risk-taking

Cat parasite toxoplasma uses 'Trojan horse' to infect human brain and may cause suicidal thoughts and risk-taking - Science - News - The Independent: "A food-borne parasite that infects domestic cats can get inside the human brain by commandeering special cells of the immune system which it uses as a Trojan horse to enter the central nervous system, a study has found."