Marie-Noëlle Ungeheuer

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The steroid hormone, dehydroepiandrosterone (DHEA) and its sulfate (DHEAS) have been implicated in age-associated deficits in memory. Numerous studies have demonstrated the effectiveness of these neurosteroids to enhance retention and ameliorate the effects of various memory-blocking agents, but few studies have directly assayed their effects on memory in(More)
This study sought to identify whether subjects with a family history (FH + ) of alcoholism had changes in regional cerebral blood volume (rCBV) after an alprazolam challenge which distinguished them from subjects without a family history (FH -) of alcoholism using functional MRI (fMRI). Twelve FH + and eight FH - subjects were challenged with 1 mg of(More)
HIV controllers (HICs), rare HIV-1 infected individuals able to control viral replication without antiretroviral therapy, are characterized by an efficient polyfunctional and cytolytic HIV-specific CD8+ T cell response. The mechanisms underlying the induction and maintenance of such response in many HICs despite controlled viremia are not clear. Dendritic(More)
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