Iety of strategies to circumvent restriction from poly-ubiquitination and degradation mechanisms to exclusion and protection mechanisms. It is likely that many more A3 antagonizing measures exist and await Procyanidin B1MedChemExpress Procyanidin B1 discovery. An overall picture is emerging in which the A3 family members, including AID and APOBEC1, provide an overlapping defense against a wide variety of parasitic elements. This is important for controlling endogenous elements, but also for protecting against exogenous viral infections as well as from zoonotic transmissions. Nearly every DNA-based parasite may be susceptible and, if so, invariably evolved at least one protective measure. Many protective measures have been described thus far and undoubtedly several more await discovery. Clearly, there is still much work to be done, and this story has no finite ending.AcknowledgmentsWe thank N. Shaban for assistance with figures. This work was supported by NIH grants R21 AI105710 and R01 CA167053 to J.P.D. and R01 AI064046 and P01 GM091743 to R.S.H. We apologize to colleagues whose work could not be cited because of space limitations.
HHS Public AccessAuthor manuscriptNeuroscience. Author manuscript; available in PMC 2016 September 12.Author Manuscript Author Manuscript Author Manuscript Author ManuscriptHippocampal Plasticity During the Progression of Alzheimer’s diseaseElliott J. Mufson1, Laura Mahady1, Diana Waters1, Scott E. Counts2, Sylvia E. Perez3, Steven DeKosky4, Stephen D. Ginsberg5, Milos D. Ikonomovic6, Stephen Scheff7, and Lester Binder2,*1Divisionof Neurology and Neurobiology Alzheimer’s Disease Laboratory, Barrow Neurological Institute, St. Joseph’s Medical Center, Department of Neurobiology, Phoenix, AZ2Departmentof Neurological Sciences, Translational Science Molecular Medicine Michigan State University College of Human Medicine, Grand Rapids, MI3Division 4Visitingof Neurological Sciences, Rush University Medical Center, Chicago, ILProfessor, Department of Radiology Adjunct Professor of Neurology University of Pittsburgh School of Medicine, Pittsburgh, PA for Dementia Research Nathan Kline Institute Departments of BMS-214662 site Psychiatry and Physiology Neuroscience New York University Langone Medical Center, Orangeburg, NY5Center6Departmentsof Neurology and Psychiatry, University of Pittsburgh, Geriatric Research Education and Clinical Center, VA Pittsburgh Healthcare System, Pittsburgh, PA Brown Center on Aging, University of Kentucky, Lexington, KY7SandersAbstractNeuroplasticity involves molecular changes in central nervous system (CNS) synaptic structure and function throughout life. The concept of neural organization allows for synaptic remodeling as a compensatory mechanism to the early pathobiology of Alzheimer’s disease (AD) in an attempt to maintain brain function and cognition during the onset of dementia. The hippocampus, a crucial component of the medial temporal lobe memory circuit, is affected early in AD and displays synaptic and intraneuronal molecular remodeling against a pathological background of extracellular amyloid-beta (A) deposition and intracellular neurofibrillary tangle (NFT) formation in the early stages of AD. Here we discuss human clinical pathological findings supporting the concept that the hippocampus is capable of neural plasticity during mild cognitive impairment (MCI), a prodromal stage of AD and early stage AD.Correspondence to: Elliott Mufson, Ph.D., Director, Alzheimer’s Disease Research Laboratory, Institutional Professor, Barrow Neurol.Iety of strategies to circumvent restriction from poly-ubiquitination and degradation mechanisms to exclusion and protection mechanisms. It is likely that many more A3 antagonizing measures exist and await discovery. An overall picture is emerging in which the A3 family members, including AID and APOBEC1, provide an overlapping defense against a wide variety of parasitic elements. This is important for controlling endogenous elements, but also for protecting against exogenous viral infections as well as from zoonotic transmissions. Nearly every DNA-based parasite may be susceptible and, if so, invariably evolved at least one protective measure. Many protective measures have been described thus far and undoubtedly several more await discovery. Clearly, there is still much work to be done, and this story has no finite ending.AcknowledgmentsWe thank N. Shaban for assistance with figures. This work was supported by NIH grants R21 AI105710 and R01 CA167053 to J.P.D. and R01 AI064046 and P01 GM091743 to R.S.H. We apologize to colleagues whose work could not be cited because of space limitations.
HHS Public AccessAuthor manuscriptNeuroscience. Author manuscript; available in PMC 2016 September 12.Author Manuscript Author Manuscript Author Manuscript Author ManuscriptHippocampal Plasticity During the Progression of Alzheimer’s diseaseElliott J. Mufson1, Laura Mahady1, Diana Waters1, Scott E. Counts2, Sylvia E. Perez3, Steven DeKosky4, Stephen D. Ginsberg5, Milos D. Ikonomovic6, Stephen Scheff7, and Lester Binder2,*1Divisionof Neurology and Neurobiology Alzheimer’s Disease Laboratory, Barrow Neurological Institute, St. Joseph’s Medical Center, Department of Neurobiology, Phoenix, AZ2Departmentof Neurological Sciences, Translational Science Molecular Medicine Michigan State University College of Human Medicine, Grand Rapids, MI3Division 4Visitingof Neurological Sciences, Rush University Medical Center, Chicago, ILProfessor, Department of Radiology Adjunct Professor of Neurology University of Pittsburgh School of Medicine, Pittsburgh, PA for Dementia Research Nathan Kline Institute Departments of Psychiatry and Physiology Neuroscience New York University Langone Medical Center, Orangeburg, NY5Center6Departmentsof Neurology and Psychiatry, University of Pittsburgh, Geriatric Research Education and Clinical Center, VA Pittsburgh Healthcare System, Pittsburgh, PA Brown Center on Aging, University of Kentucky, Lexington, KY7SandersAbstractNeuroplasticity involves molecular changes in central nervous system (CNS) synaptic structure and function throughout life. The concept of neural organization allows for synaptic remodeling as a compensatory mechanism to the early pathobiology of Alzheimer’s disease (AD) in an attempt to maintain brain function and cognition during the onset of dementia. The hippocampus, a crucial component of the medial temporal lobe memory circuit, is affected early in AD and displays synaptic and intraneuronal molecular remodeling against a pathological background of extracellular amyloid-beta (A) deposition and intracellular neurofibrillary tangle (NFT) formation in the early stages of AD. Here we discuss human clinical pathological findings supporting the concept that the hippocampus is capable of neural plasticity during mild cognitive impairment (MCI), a prodromal stage of AD and early stage AD.Correspondence to: Elliott Mufson, Ph.D., Director, Alzheimer’s Disease Research Laboratory, Institutional Professor, Barrow Neurol.