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Distribution and reproduction of Ambidexter panamense and Palaemonetes schmitti in Pacific Costa Rica (Crustacea, Decapoda)
(1990)
Este constituye el primer registro de las especies de carídeos P. schmitti y A. panamense para Costa Rica. Adultos de ambas especies fueron colectados en el estero de Punta Morales, Golfo de Nicoya, de enero a diciembre ...
Development and distribution of cysts of an avirulent strain of Toxoplasma and the humoral immune response in mice
(1990)
An avirulent T. gondii strain isolated from a owl (Glaucidium brasilúmum) produces randomIy distributed cysts in the brain of mice which can survive to inocula as high as lOOO oocysts. Cysts appeared for !he first time ...