Abstract:
:Neuropathologic examination of 3 patients with Alzheimer disease in the Elan Pharmaceuticals trial using antibodies specific for different Abeta species showed in one case, 4 months after the immunization, evidence of a stage of active plaque clearance with "moth-eaten" plaques and abundant Abeta phagocytosis by microglia. At 1 to 2 years after immunization, 2 cases showed extensive areas cleared of plaques (69% and 86% of the temporal cortex was plaque-free). Cortex cleared of plaques in all 3 cases had a characteristic constellation of features, including a very low plaque burden, sparse residual dense plaque cores, and phagocytosed Abeta within microglia. There was resolution of tau-containing dystrophic neurites, although other features of tau pathology (tangles and neuropil threads) remained and cerebral amyloid angiopathy persisted. Although most antibodies generated by Abeta42 immunization in humans bind the intact N-terminus, immunohistochemistry with specific antibodies showed clearance of all major species of Abeta (Abeta40, Abeta42, and N-terminus truncated Abeta). Abeta immunotherapy can clear all Abeta species from the cortex. However, if it is to be used for treatment of established Alzheimer disease, then the residual tau pathology and cerebral amyloid angiopathy require further study.
journal_name
J Neuropathol Exp Neuroljournal_title
Journal of neuropathology and experimental neurologyauthors
Nicoll JA,Barton E,Boche D,Neal JW,Ferrer I,Thompson P,Vlachouli C,Wilkinson D,Bayer A,Games D,Seubert P,Schenk D,Holmes Cdoi
10.1097/01.jnen.0000240466.10758.cesubject
Has Abstractpub_date
2006-11-01 00:00:00pages
1040-8issue
11eissn
0022-3069issn
1554-6578pii
00005072-200611000-00002journal_volume
65pub_type
杂志文章,多中心研究abstract::Abnormalities were detected by two-dimensional gel electrophoresis in the protein composition of both the dorsal and ventral roots of three of six patients who succumbed to amyotrophic lateral sclerosis (ALS). The abnormalities consisted of a cascade of acidic protein spots on silver-stained gels which were shown by i...
journal_title:Journal of neuropathology and experimental neurology
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doi:10.1097/00005072-198411000-00005
更新日期:1984-11-01 00:00:00
abstract::The role of anti-myelin antibodies in the pathogenesis of experimental autoimmune neuritis (EAN) induced in the Lewis rat by immunization with peripheral nerve myelin has been assessed. Passive transfer with lymph node cells (LNC) or purified serum immunoglobulin from rats with EAN was employed to directly measure the...
journal_title:Journal of neuropathology and experimental neurology
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doi:10.1093/jnen/60.6.637
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abstract::Werdnig-Hoffmann disease (WHD) is the most severe clinical type of spinal muscular atrophy characterized by loss of lower motor neurons and paralysis. We examined the hypothesis that disease pathogenesis is based on an inappropriate persistence of normally occurring motor neuron programmed cell death. The diagnosis of...
journal_title:Journal of neuropathology and experimental neurology
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doi:10.1093/jnen/59.5.398
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abstract::Histopathologic evaluation of brain tissue derived from surgically treated patients with medically refractory temporal lobe epilepsy (TLE) frequently reveals structural brain lesions in the surgical specimen. While several of the most commonly encountered lesions such as low-grade neoplasms or vascular malformations a...
journal_title:Journal of neuropathology and experimental neurology
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doi:10.1097/00005072-199901000-00003
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abstract::Mucopolysaccharidosis IIID (MPS IIID) is one of the rarest of the MPS-III syndromes. To date, the clinical manifestations of 10 patients have been reported, the deficient N-acetylglucosamine 6-sulfatase (G6S) enzyme has been purified, and the G6S gene has been cloned, sequenced and localized. However, morphological ma...
journal_title:Journal of neuropathology and experimental neurology
pub_type: 杂志文章,评审
doi:
更新日期:1997-10-01 00:00:00
abstract::PROX1 is a prospero-related transcription factor that plays a critical role in the development of various organs including the mammalian lymphatic and central nervous systems; it controls cell proliferation and differentiation through different transcription pathwaysand has both oncogenic and tumor-suppressive functio...
journal_title:Journal of neuropathology and experimental neurology
pub_type: 杂志文章
doi:10.1097/NEN.0b013e3181ca4767
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abstract::In order to induce a non-lethal infection restricted to central aminergic neurons projecting to the olfactory bulbs a series of temperature sensitive (ts) and G-protein monoclonal antibody escape mutants of vesicular stomatitis virus (VSV) were instilled into the nasal cavity of mice. In three-week (wk)-old NMRI mice ...
journal_title:Journal of neuropathology and experimental neurology
pub_type: 杂志文章
doi:10.1097/00005072-198809000-00001
更新日期:1988-09-01 00:00:00
abstract::In many degenerative and metabolic muscle diseases cells die without a marked inflammatory response. A potential mechanism how this could be accomplished is apoptotic cell death. Since there are no data available about apoptosis in cells of myogenic origin, we examined rat skeletal myoblasts for their potential to und...
journal_title:Journal of neuropathology and experimental neurology
pub_type: 杂志文章
doi:10.1097/00005072-199601000-00004
更新日期:1996-01-01 00:00:00
abstract::The concept of the presence of mucopolysaccharides forming an interstitial ground substance in central nervous tissues is revived. The biochemical reports of both neutral and acid mucopolysaccharides in both gray and white matter of the normal brain are reviewed. The earlier histochemical reports and the histochemical...
journal_title:Journal of neuropathology and experimental neurology
pub_type: 杂志文章
doi:10.1097/00005072-198001000-00001
更新日期:1980-01-01 00:00:00
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journal_title:Journal of neuropathology and experimental neurology
pub_type: 杂志文章
doi:10.1097/00005072-198001000-00004
更新日期:1980-01-01 00:00:00
abstract::Pediatric and NF2-associated meningiomas are uncommon and poorly characterized in comparison to sporadic adult cases. In order to elucidate their molecular features, we analyzed MIB-1, progesterone receptor (PR), NF2, merlin, DAL-1, DAL-1 protein, and chromosomal arms 1p and 14q in 53 meningiomas from 40 pediatric/NF2...
journal_title:Journal of neuropathology and experimental neurology
pub_type: 杂志文章
doi:10.1093/jnen/60.10.994
更新日期:2001-10-01 00:00:00
abstract::Most malignant human tumors display a high degree of intratumoral heterogeneity at the time of diagnosis that contributes to treatment failure. This also applies to malignant peripheral nerve sheath tumors (MPNSTs) and aggressive soft tissue sarcomas that arise sporadically or in the context of neurofibromatosis type ...
journal_title:Journal of neuropathology and experimental neurology
pub_type: 杂志文章
doi:10.1097/NEN.0b013e31828ea4ac
更新日期:2013-05-01 00:00:00
abstract::There is increasing evidence that oxidative damage plays a major role in amyotrophic lateral sclerosis (ALS), but how it contributes to motor neuron degeneration and astrocytic gliosis, two pathologic hallmarks of the disease, is unknown. A few studies have suggested that ALS motor neurons die via apoptosis and show u...
journal_title:Journal of neuropathology and experimental neurology
pub_type: 杂志文章
doi:10.1097/00005072-199712000-00006
更新日期:1997-12-01 00:00:00
abstract::Increasing evidence has demonstrated a vital role of microRNAs (miRNAs) in diverse biological processes. However, their functions in developing brain with hypoxia-ischemia (HI) remain largely unknown. Through a miRNA microarray analysis in a P10 rat model of cerebral HI, we found that miR-30d-5p was one of the most de...
journal_title:Journal of neuropathology and experimental neurology
pub_type: 杂志文章
doi:10.1093/jnen/nlx052
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abstract::Reactive astrogliosis is associated with many pathologic processes in the central nervous system, including gliomas. The glycoprotein podoplanin (PDPN) is upregulated in malignant gliomas. Using a syngeneic intracranial glioma mouse model, we show that PDPN is highly expressed in a subset of glial fibrillary acidic pr...
journal_title:Journal of neuropathology and experimental neurology
pub_type: 杂志文章
doi:10.1097/NEN.0000000000000150
更新日期:2015-01-01 00:00:00
abstract::Natalizumab, a monoclonal antibody directed against α4 integrins, has, to date, been associated with 399 cases of progressive multifocal leukoencephalopathy (PML) worldwide in patients receiving treatment for multiple sclerosis (MS). Because of the limited number of histologic studies, the possible interplay between M...
journal_title:Journal of neuropathology and experimental neurology
pub_type: 杂志文章
doi:10.1097/NEN.0000000000000005
更新日期:2013-11-01 00:00:00
abstract::Molecular pathology has identified 2 distinct forms of neuronal inclusion body in Amyotrophic Lateral Sclerosis (ALS). ALS-type inclusions are skeins or small dense filamentous aggregates which can only be demonstrated by ubiquitin immunocytochemistry (ICC). In contrast hyaline conglomerates (HC) are large multifocal ...
journal_title:Journal of neuropathology and experimental neurology
pub_type: 杂志文章
doi:10.1097/00005072-199810000-00002
更新日期:1998-10-01 00:00:00
abstract::A spontaneous spongy degeneration of the brain stem and spinal cord was discovered in a murine model of accelerated senescence (SAM), cared for under both conventional (SAM-P/8) and specific pathogen-free (SAM-P/8/Ta) conditions. SAM-P/8 and SAM-P/8/Ta showed no clinical neurological abnormalities, yet there was a det...
journal_title:Journal of neuropathology and experimental neurology
pub_type: 杂志文章
doi:10.1097/00005072-198909000-00008
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abstract::Cerebral autosomal recessive arteriopathy with subcortical infarcts and leukoencephalopathy (CARASIL) is a nonhypertensive hereditary cerebral small vessel disease that is caused by mutations in a single gene, HTRA1. The HTRA1 protein normally represses transforming growth factor-β (TGF-β) signaling and its mutations ...
journal_title:Journal of neuropathology and experimental neurology
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abstract::Mitochondrial Zn2+ accumulation, particularly in CA1 neurons, occurs after ischemia and likely contributes to mitochondrial dysfunction and subsequent neurodegeneration. However, the relationship between mitochondrial Zn2+ accumulation and their disruption has not been examined at the ultrastructural level in vivo. We...
journal_title:Journal of neuropathology and experimental neurology
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journal_title:Journal of neuropathology and experimental neurology
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abstract::Vanishing white matter disease (VWM) is a progressive cavitating disease of central white matter due to a deficiency of the translation initiation factor eIF2B. Oligodendrocytes appear to be numerically increased in some white matter areas, while decreased in others. We compared oligodendrocytes of cerebral, cerebella...
journal_title:Journal of neuropathology and experimental neurology
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doi:10.1093/jnen/63.6.618
更新日期:2004-06-01 00:00:00
abstract::The development and differentiation of oligodendrocytes (OC) in developing mouse spinal cord (MSC) were investigated by correlative analysis of light and electron microscopy (EM), and immunoperoxidase studies for glial fibrillary acidic protein (GFAP) and myelin basic protein (MBP). The sequential development of glial...
journal_title:Journal of neuropathology and experimental neurology
pub_type: 杂志文章
doi:10.1097/00005072-198609000-00003
更新日期:1986-09-01 00:00:00
abstract::To determine if central nervous system (CNS) microvessel endothelial cells express class II major histocompatibility complex (MHC) molecules in early demyelinating lesions in humans, cerebral white matter (WM) biopsies from patients with acute inflammatory/demyelinating conditions, including 4 with multiple sclerosis ...
journal_title:Journal of neuropathology and experimental neurology
pub_type: 杂志文章
doi:10.1097/00005072-199904000-00005
更新日期:1999-04-01 00:00:00
abstract::In the present study, we investigated the expression of protease-activated receptors (PARs), receptors for thrombin, in substantia nigra pars compacta (SNpc) of Parkinson disease (PD) brains and cultures of human neurons, astrocytes, oligodendrocytes, and microglia as determined by immunocytochemistry and reverse tran...
journal_title:Journal of neuropathology and experimental neurology
pub_type: 杂志文章
doi:10.1097/01.jnen.0000195941.48033.eb
更新日期:2006-01-01 00:00:00
abstract::Cerebral amyloid angiopathy (CAA), the deposition of beta-amyloid (Abeta3) in cerebral vessels, has been implicated as a common cause of hemorrhagic stroke and other forms of vascular disease. CAA is also a frequent concomitant of Alzheimer disease (AD). While the longterm consequences of CAA are well recognized from ...
journal_title:Journal of neuropathology and experimental neurology
pub_type: 杂志文章
doi:10.1097/01.jnen.0000171644.00180.fc
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abstract::Glomeruloid bodies (GBs), tumor-associated vascular structures with a superficial resemblance to renal glomeruli, are important histopathological features of glioblastoma multiforme, but have also been described in other types of tumors and in cerebral metastases. The purpose of this study was to elucidate the pathoge...
journal_title:Journal of neuropathology and experimental neurology
pub_type: 杂志文章
doi:10.1093/jnen/62.6.655
更新日期:2003-06-01 00:00:00
abstract::Intracranial hemangiopericytic meningiomas (HM) from seven patients were examined by immunostaining, transmission electron microscopy (TEM), scanning electron microscopy (SEM) and cell culture. Positive staining for Factor VIII-related antigen was restricted to capillary endothelial cells. There was no reaction with a...
journal_title:Journal of neuropathology and experimental neurology
pub_type: 杂志文章
doi:10.1097/00005072-198701000-00006
更新日期:1987-01-01 00:00:00
abstract::Lysosomal storage disorders constitute a large group of genetic diseases, many of which are characterized by mental retardation and other neurologic symptoms. The mechanisms of neural dysfunction remain poorly understood. Because neural progenitor cells (NPCs) are fundamentally important to normal brain development an...
journal_title:Journal of neuropathology and experimental neurology
pub_type: 杂志文章
doi:10.1097/nen.0b013e31812571c8
更新日期:2007-08-01 00:00:00
abstract::The immunopathological findings and their effects upon the vascular permeability of the ciliary process, choroid plexus and renal glomeruli to intravenously injected 125I-bovine serum albumin (BSA) have been studied in 26 rats who survived a prolonged period of bovine serum albuminemia following the experimental chron...
journal_title:Journal of neuropathology and experimental neurology
pub_type: 杂志文章
doi:10.1097/00005072-197707000-00007
更新日期:1977-07-01 00:00:00