Research Topics
Genomes and Genes
| Eliseo A EugeninSummaryAffiliation: Albert Einstein College of Medicine Country: USA Publications
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Detail Information
Publications
Human immunodeficiency virus infection of human astrocytes disrupts blood-brain barrier integrity by a gap junction-dependent mechanismEliseo A Eugenin
Department of Pathology, Albert Einstein College of Medicine, Bronx, New York 10461, USA
J Neurosci 31:9456-65. 2011..This mechanism of toxicity contributes to understanding how CNS damage is spread even in the current ART era and how minimal or controlled HIV infection still results in cognitive impairment in a large population of infected individuals...
PrPC, the cellular isoform of the human prion protein, is a novel biomarker of HIV-associated neurocognitive impairment and mediates neuroinflammationToni K Roberts
Department of Pathology, Albert Einstein College of Medicine, Bronx, New York 10461, USA
Am J Pathol 177:1848-60. 2010..This report presents the first evidence that PrP(C) dysregulation occurs in cognitively impaired HIV-1-infected individuals and that PrP(C) participates in the pathogenesis of HIV-1-associated CNS disease...
Mechanisms of HIV-tat-induced phosphorylation of N-methyl-D-aspartate receptor subunit 2A in human primary neurons: implications for neuroAIDS pathogenesisJessie E King
Department of Pathology, The Albert Einstein College of Medicine, 1300 Morris Park Avenue, Bronx, NY 10461, USA
Am J Pathol 176:2819-30. 2010..These findings suggest new avenues of treatment for HIV-associated cognitive impairment...
Human immunodeficiency virus (HIV) infects human arterial smooth muscle cells in vivo and in vitro: implications for the pathogenesis of HIV-mediated vascular diseaseEliseo A Eugenin
Department of Pathology, Albert Einstein College of Medicine, Bronx, NY, USA
Am J Pathol 172:1100-11. 2008..Our data suggest that direct infection of human arterial SMCs by HIV represents a potential mechanism in a multifactorial paradigm to explain the exacerbated atherosclerosis and vasculopathy reported in individuals infected with HIV...
CCL2 disrupts the adherens junction: implications for neuroinflammationToni K Roberts
Department of Pathology, The Albert Einstein College of Medicine, Bronx, NY, USA
Lab Invest 92:1213-33. 2012..Our novel findings provide a mechanism for CCL2-mediated disruption of endothelial junctions that may contribute to BBB dysfunction and increased leukocyte recruitment in neuroinflammatory diseases...
CD40-CD40 ligand interactions in human microglia induce CXCL8 (interleukin-8) secretion by a mechanism dependent on activation of ERK1/2 and nuclear translocation of nuclear factor-kappaB (NFkappaB) and activator protein-1 (AP-1)Teresa G D'Aversa
Department of Pathology, Albert Einstein College of Medicine, Bronx, New York 10461, USA
J Neurosci Res 86:630-9. 2008..Thus, CD40-CD40L interactions facilitate chemokine expression, leading to the influx of inflammatory cells into the CNS. These events can lead to the pathology that is associated with neuroinflammatory diseases...
Methods to study monocyte migration induced by HIV-infected cellsVasudev R Rao
Department of Microbiology, Albert Einstein College of Medicine, Bronx, NY, USA
Methods Mol Biol 485:295-309. 2009..Here we describe methods, to measure the role of soluble factors, such as chemokines and Tat, released by HIV-infected cells or uninfected cells in their vicinity, in monocyte migration in vitro...
Human immunodeficiency virus (HIV) infection of human macrophages is increased by dopamine: a bridge between HIV-associated neurologic disorders and drug abusePeter J Gaskill
Department of Pathology, Albert Einstein College of Medicine, 1300 Morris Park Avenue, Bronx, NY 10461, USA
Am J Pathol 175:1148-59. 2009....
Purinergic receptors are required for HIV-1 infection of primary human macrophagesJoy E Hazleton
Department of Pathology, Albert Einstein College of Medicine, Bronx, NY 10461, USA
J Immunol 188:4488-95. 2012..Our data implicate a novel role for a family of host proteins in HIV replication in macrophages and suggest new therapeutic targets to reduce the devastating consequences of HIV infection and AIDS...
A role for CXCL12 (SDF-1alpha) in the pathogenesis of multiple sclerosis: regulation of CXCL12 expression in astrocytes by soluble myelin basic proteinTina M Calderon
Department of Pathology, Albert Einstein College of Medicine, Bronx, NY 10461, United States
J Neuroimmunol 177:27-39. 2006..In agreement, EC treatment with CXCL12 was found to upregulate CCL2 (MCP-1) and CXCL8 (IL-8) by PI3-K and p38-dependent mechanisms. Our findings suggest that increased CXCL12 may initiate and augment the inflammatory response during MS...
Neuroimmunity and the blood-brain barrier: molecular regulation of leukocyte transmigration and viral entry into the nervous system with a focus on neuroAIDSClarisa M Buckner
Department of Pathology, F727, Albert Einstein College of Medicine, 1300 Morris Park Ave, Bronx, NY 10461, USA
J Neuroimmune Pharmacol 1:160-81. 2006..Finally, we review the pharmacologic interventions that address neuroinflammation, and the effect of substance abuse on HIV-1 related neuroimmunity...
Monocyte maturation, HIV susceptibility, and transmigration across the blood brain barrier are critical in HIV neuropathogenesisDionna W Williams
Department of Pathology, Albert Einstein College of Medicine, 1300 Morris Park Ave, Bronx, NY, 10461, USA
J Leukoc Biol 91:401-15. 2012..It will focus on markers of monocyte subpopulations, how differentiation/maturation alters HIV infectivity, and the mechanisms that promote their increased transmigration across the BBB into the CNS...
HIV-1 clade-specific differences in the induction of neuropathogenesisVasudev R Rao
Department of Microbiology and Immunology, Albert Einstein College of Medicine, Bronx, New York 10461, USA
J Neurosci 28:10010-6. 2008....
The role of gap junction channels during physiologic and pathologic conditions of the human central nervous systemEliseo A Eugenin
Department of Pathology, F727, Albert Einstein College of Medicine, 1300 Morris Park Ave, Bronx, NY 10461, USA
J Neuroimmune Pharmacol 7:499-518. 2012..The focus of this review is to summarize recent findings related to the role of GJs and uHC in physiologic and pathologic conditions of the central nervous system...
Gap junctions mediate human immunodeficiency virus-bystander killing in astrocytesEliseo A Eugenin
Department of Pathology, Albert Einstein College of Medicine, Bronx, New York, New York 10461, USA
J Neurosci 27:12844-50. 2007..Our findings describe a novel mechanism of toxicity within the brain, triggered by low numbers of HIV-infected astrocytes and amplified by gap junctions, contributing to the pathogenesis of NeuroAIDS...
HIV-tat induces formation of an LRP-PSD-95- NMDAR-nNOS complex that promotes apoptosis in neurons and astrocytesEliseo A Eugenin
Department of Pathology and Neuroscience, Albert Einstein College of Medicine, Bronx, NY 10461, USA
Proc Natl Acad Sci U S A 104:3438-43. 2007..These findings implicate the complex in HIV-induced neuronal apoptosis and suggest therapeutic targets for intervention in the pathogenesis of NeuroAIDS...
TNF-alpha plus IFN-gamma induce connexin43 expression and formation of gap junctions between human monocytes/macrophages that enhance physiological responsesEliseo A Eugenin
Departamento de Ciencias Fisiologicas, Pontificia Universidad Catolica de Chile, Santiago, Chile
J Immunol 170:1320-8. 2003..We propose that some monocyte/macrophage responses are coordinated by connexin-formed membrane channels expressed transiently at inflammatory sites in which these cells form aggregates...
Characterization and function of the human macrophage dopaminergic system: implications for CNS disease and drug abusePeter J Gaskill
Department of Pathology, Albert Einstein College of Medicine, Bronx, NY, USA
J Neuroinflammation 9:203. 2012..The expression of these proteins and the effects of dopamine on human macrophage functions had not been studied...
Novel mechanisms of central nervous system damage in HIV infectionJoy E Hazleton
Department of Pathology, Albert Einstein College of Medicine, Bronx, NY, USA
HIV AIDS (Auckl) 2:39-49. 2010..These data suggest potential targets for novel therapeutics...
CCL2/monocyte chemoattractant protein-1 mediates enhanced transmigration of human immunodeficiency virus (HIV)-infected leukocytes across the blood-brain barrier: a potential mechanism of HIV-CNS invasion and NeuroAIDSEliseo A Eugenin
Department of Pathology, Albert Einstein College of Medicine, Bronx, New York 10461, USA
J Neurosci 26:1098-106. 2006..These data suggest that CCL2, but not other chemokines, plays a key role in infiltration of HIV-infected leukocytes into the CNS and the subsequent pathology characteristic of NeuroAIDS...
Inflammatory conditions induce gap junctional communication between rat Kupffer cells both in vivo and in vitroEliseo A Eugenin
Department of Pathology, F727, 1300 Morris Park Ave, Albert Einstein College of Medicine, Bronx, NY, USA
Cell Immunol 247:103-10. 2007..In conclusion, activation of KCs in vivo or in vitro resulted in enhanced Cx43 expression levels and formation of GJ that might play relevant roles during liver inflammation...
HIV-1 tat protein induces a migratory phenotype in human fetal microglia by a CCL2 (MCP-1)-dependent mechanism: possible role in NeuroAIDSEliseo A Eugenin
Department of Pathology, Albert Einstein College of Medicine, Bronx, New York 10461, USA
Glia 49:501-10. 2005..Our data indicate that tat facilitates microglia migration by inducing autocrine CCL2 release. Our results suggest that tat induced CCL2 secretion may be one of the early signals during NeuroAIDS...
