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Full-Text Articles in Life Sciences

Absence Of Endothelial Α5Β1 Integrin Triggers Early Onset Of Experimental Autoimmune Encephalomyelitis Due To Reduced Vascular Remodeling And Compromised Vascular Integrity, Ravi Kant, Sebok K. Halder, Gregory J. Bix, Richard Milner Jan 2019

Absence Of Endothelial Α5Β1 Integrin Triggers Early Onset Of Experimental Autoimmune Encephalomyelitis Due To Reduced Vascular Remodeling And Compromised Vascular Integrity, Ravi Kant, Sebok K. Halder, Gregory J. Bix, Richard Milner

Sanders-Brown Center on Aging Faculty Publications

Early in the development of multiple sclerosis (MS) and its mouse model experimental autoimmune encephalomyelitis (EAE), vascular integrity is compromised. This is accompanied by a marked vascular remodeling response, though it is currently unclear whether this is an adaptive vascular repair mechanism or is part of the pathogenic process. In light of the well-described angiogenic role for the α5β1 integrin, the goal of this study was to evaluate how genetic deletion of endothelial α5 integrin (α5-EC-KO mice) impacts vascular remodeling and repair following vascular disruption during EAE pathogenesis, and how this subsequently influences clinical progression and inflammatory demyelination. Immunofluorescence staining …


White Matter Hyperintensities In Vascular Contributions To Cognitive Impairment And Dementia (Vcid): Knowledge Gaps And Opportunities, Jessica Alber, Suvarna Alladi, Hee-Joon Bae, David A. Barton, Laurel A. Beckett, Joanne M. Bell, Sara E. Berman, Geert Jan Biessels, Sandra E. Black, Isabelle Bos, Gene L. Bowman, Emanuele Brai, Adam M. Brickman, Brandy L. Callahan, Roderick A. Corriveau, Silvia Fossati, Rebecca F. Gottesman, Deborah R. Gustafson, Vladimir Hachinski, Kathleen M. Hayden, Alex M. Helman, Timothy M. Hughes, Jeremy D. Isaacs, Angela L. Jefferson, Sterling C. Johnson, Alifiya Kapasi, Silke Kern, Jay C. Kwon, Juraj Kukolja, Athene Lee, Brittani R. Price, Donna M. Wilcock Jan 2019

White Matter Hyperintensities In Vascular Contributions To Cognitive Impairment And Dementia (Vcid): Knowledge Gaps And Opportunities, Jessica Alber, Suvarna Alladi, Hee-Joon Bae, David A. Barton, Laurel A. Beckett, Joanne M. Bell, Sara E. Berman, Geert Jan Biessels, Sandra E. Black, Isabelle Bos, Gene L. Bowman, Emanuele Brai, Adam M. Brickman, Brandy L. Callahan, Roderick A. Corriveau, Silvia Fossati, Rebecca F. Gottesman, Deborah R. Gustafson, Vladimir Hachinski, Kathleen M. Hayden, Alex M. Helman, Timothy M. Hughes, Jeremy D. Isaacs, Angela L. Jefferson, Sterling C. Johnson, Alifiya Kapasi, Silke Kern, Jay C. Kwon, Juraj Kukolja, Athene Lee, Brittani R. Price, Donna M. Wilcock

Sanders-Brown Center on Aging Faculty Publications

White matter hyperintensities (WMHs) are frequently seen on brain magnetic resonance imaging scans of older people. Usually interpreted clinically as a surrogate for cerebral small vessel disease, WMHs are associated with increased likelihood of cognitive impairment and dementia (including Alzheimer's disease [AD]). WMHs are also seen in cognitively healthy people. In this collaboration of academic, clinical, and pharmaceutical industry perspectives, we identify outstanding questions about WMHs and their relation to cognition, dementia, and AD. What molecular and cellular changes underlie WMHs? What are the neuropathological correlates of WMHs? To what extent are demyelination and inflammation present? Is it helpful to …