Publications by authors named "D V Ohashi"

Biological invasions are rapid evolutionary events in which populations are usually subject to a founder event during introduction followed by rapid adaptation to the new environment. Molecular tools and Bayesian approaches have shown their utility in exploring different evolutionary scenarios regarding the invasion routes of introduced species. We examined the situation for the tobacco aphid, Myzus persicae nicotianae, a recently introduced aphid species in Chile.

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Idiopathic CD4+ T lymphocytopenia should be considered in HIV-negative patients with skin lesions commonly associated with HIV infection. Patients with idiopathic CD4+ T lymphocytopenia are presumably rare, often have dermatologic lesions, always have low CD4+ T lymphocyte counts, and lack all evidence of HIV-1 infection. We describe a young man with verrucae, basal cell carcinomas, chronic tinea corporis, and laboratory evidence supporting a diagnosis of idiopathic CD4+ T lymphocytopenia.

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Four pairs of sooty mangabey monkeys (Cercocebus atys) were inoculated with serial, 10-fold dilutions of Mycobacterium leprae. The highest-dose pair received 4.8 X 10(10) M.

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