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Loss of Dopamine Transporters in Methamphetamine Abusers Recovers with Protracted Abstinence
Methamphetamine is a popular drug of abuse that is neurotoxic to dopamine (DA) terminals when administered to laboratory animals. Studies in methamphetamine abusers have also documented significantExpand
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Association of dopamine transporter reduction with psychomotor impairment in methamphetamine abusers.
OBJECTIVE Methamphetamine is a popular and highly addictive drug of abuse that has raised concerns because it has been shown in laboratory animals to be neurotoxic to dopamine terminals. The authorsExpand
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HIV-associated neurologic disease incidence changes:
This study examined the temporal trends in the incidence rates of HIV dementia, cryptococcal meningitis, toxoplasmosis, progressive multifocal leukoencephalopathy, and CNS lymphoma from January 1990Expand
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Gender differences in the functional organization of the brain for working memory
Gender differences in brain activation during working memory tasks were examined with fMRI. Seventeen right-handed subjects (nine males, eight females) were studied with four different verbal workingExpand
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Neural correlates of attention and working memory deficits in HIV patients
Objectives: To evaluate the neural correlates of attention and working memory deficits in patients with HIV-1. Method: fMRI was used to evaluate brain activity in 11 patients with HIV and 11 age-,Expand
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Dementia in AIDS patients
We determined incidence and future projections of dementia after AIDS onset in 492 homosexual men with AIDS in the Baltimore/Los Angeles sites of the Multicenter AIDS Cohort Study, 64 of whomExpand
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Plasma viral load and CD4 lymphocytes predict HIV-associated dementia and sensory neuropathy
Objective: To determine the predictive value of plasma HIV RNA and CD4 lymphocytes for HIV-associated dementia and sensory neuropathy. Methods: A total of 1,604 AIDS-free HIV seropositive men fromExpand
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Perfusion MRI and computerized cognitive test abnormalities in abstinent methamphetamine users
This study aims to determine possible persistent abnormalities in regional cerebral blood flow (relative rCBF) and cognitive function in abstinent methamphetamine (METH) users. Twenty METH-dependentExpand
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Greater Than Age-Related Changes in Brain Diffusion of HIV Patients After 1 Year
Chronic infection with HIV is associated with neuroinflammation. Prior diffusion tensor imaging (DTI) studies demonstrated increased mean diffusion (MD) and decreased fractional anisotropy (FA) inExpand
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Prevalence of HIV-associated neurocognitive disorders in the Multicenter AIDS Cohort Study
Objective: To evaluate the frequency of HIV-associated neurocognitive disorder (HAND) in HIV+ individuals and determine whether the frequency of HAND changed over 4 years of follow-up. Methods: TheExpand
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