Research Topics
Genomes and Genes
| Bart De StrooperSummaryAffiliation: Katholieke Universiteit Leuven Country: Belgium Publications
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Detail Information
Publications
Loss-of-function presenilin mutations in Alzheimer disease. Talking Point on the role of presenilin mutations in Alzheimer diseaseBart De Strooper
KULeuven and Flanders Interuniversitary Institute for Biotechnology VIB, Centre for Human Genetics, Herestraat 49, 3000 Leuven, Belgium
EMBO Rep 8:141-6. 2007..In this review, I evaluate the implications of this model for the amyloid-cascade hypothesis and for the efficacy of presenilin/gamma-secretase as a drug target...
Molecular biology. miRNAs in neurodegenerationSébastien S Hébert
Center for Human Genetics, VIB and KULeuven, Herestraat 49, Leuven, Belgium
Science 317:1179-80. 2007
Coordinated and widespread expression of gamma-secretase in vivo: evidence for size and molecular heterogeneitySébastien S Hébert
Neuronal Cell Biology and Gene Transfer, Center for Human Genetics, Flanders Interuniversity Institute for Biotechnology VIB4 and K U Leuven, 3000 Leuven, Belgium
Neurobiol Dis 17:260-72. 2004..In conclusion, our results suggest that gamma-secretase is a heterogeneous family of protein complexes widely expressed in the adult organism...
The neural cell adhesion molecules L1 and CHL1 are cleaved by BACE1 protease in vivoLujia Zhou
VIB Center for the Biology of Disease, KULeuven, 3000 Leuven, Belgium
J Biol Chem 287:25927-40. 2012..This work provides molecular insights into the function and the pathways in which BACE1 is involved, and it will help to predict or interpret possible side effects of BACE1 inhibitor drugs in current clinical trials...
Regulated intramembrane proteolysis of amyloid precursor protein and regulation of expression of putative target genesSébastien S Hébert
Neuronal Cell Biology and Gene Transfer, CME, Flanders Interuniversity Institute for Biotechnolog, VIB4, and Katholieke Universiteit Leuven, Herestraat 49, Leuven 3000, Belgium
EMBO Rep 7:739-45. 2006..Therefore, inhibition of APP processing to decrease Abeta generation in Alzheimer's disease will not interfere significantly with the function of these genes...
gamma-Secretase heterogeneity in the Aph1 subunit: relevance for Alzheimer's diseaseLutgarde Serneels
Department for Molecular and Developmental Genetics, VIB, KULeuven, Herestraat 49, 3000 Leuven, Belgium
Science 324:639-42. 2009..The Aph1B complex contributes to total gamma-secretase activity in the human brain, and thus specific targeting of Aph1B-containing gamma-secretase complexes may help generate less toxic therapies for Alzheimer's disease...
Presenilin clinical mutations can affect gamma-secretase activity by different mechanismsMostafa Bentahir
Neuronal Cell Biology and Gene Transfer, Center for Human Genetics, Flanders Interuniversity Institute for Biotechnology (VIB4) and K. U. Leuven, Leuven, Belgium
J Neurochem 96:732-42. 2006..Finally, subtle differences in gamma-secretase complex assembly were observed. Overall, our results indicate that the different mutations in PS affect gamma-secretase structure or function in multiple ways...
MicroRNA regulation of Alzheimer's Amyloid precursor protein expressionSébastien S Hébert
Center for Human Genetics, KULeuven, Belgium
Neurobiol Dis 33:422-8. 2009..This possibility is further corroborated by the observation that a statistically significant decrease in miR-106b expression was found in sporadic AD patients...
LRRK2 controls an EndoA phosphorylation cycle in synaptic endocytosisSamer Matta
VIB Center for the Biology of Disease, 3000 Leuven, Belgium
Neuron 75:1008-21. 2012....
The yeast complex I equivalent NADH dehydrogenase rescues pink1 mutantsSven Vilain
VIB Center for Biology of Disease, Katholieke Universiteit Leuven, Leuven, Belgium
PLoS Genet 8:e1002456. 2012....
Alterations in phosphatidylethanolamine levels affect the generation of AβIva Nesic
Center for Human Genetics, Leuven Institute for Neurodegenerative Diseases, KU Leuven, Leuven, Belgium
Aging Cell 11:63-72. 2012..These results suggest that modulation of the membrane-soluble domains could be a valuable alternative to reduce excessive Aβ generation...
Phenotypic and biochemical analyses of BACE1- and BACE2-deficient miceDiana Dominguez
Center for Human Genetics, Katholieke Universiteit Leuven and Flanders Interuniversity Institute for Biotechnology VIB4, Herestraat 49, 3000 Leuven, Belgium
J Biol Chem 280:30797-806. 2005..In conclusion, our data challenge the general idea of BACE1 as a safe drug target and call for some caution when claiming that no major side effects should be expected from blocking BACE1 activity...
The mechanism of γ-Secretase dysfunction in familial Alzheimer diseaseLucia Chávez-Gutiérrez
VIB Center for the Biology of Disease, Leuven, Belgium
EMBO J 31:2261-74. 2012....
Down-regulation of the ATP-binding cassette transporter 2 (Abca2) reduces amyloid-β production by altering Nicastrin maturation and intracellular localizationVasiliki Michaki
Center for Human Genetics and Leuven Institute for Neurodegenerative Diseases, KU Leuven, 3000 Leuven, Belgium
J Biol Chem 287:1100-11. 2012..Reduced Abca2 levels in mammalian cells in vitro, in Drosophila melanogaster and in mice resulted in altered γ-secretase processing of APP, and thus Aβ generation, without affecting Notch cleavage...
Loss of microRNA cluster miR-29a/b-1 in sporadic Alzheimer's disease correlates with increased BACE1/beta-secretase expressionSébastien S Hébert
Center for Human Genetics, Katholieke Universiteit Leuven and Department of Molecular and Developmental Genetics, VIB, Herestraat 49 bus 602, B 3000 Leuven, Belgium
Proc Natl Acad Sci U S A 105:6415-20. 2008..We propose that loss of specific miRNAs can contribute to increased BACE1 and Abeta levels in sporadic AD...
The disintegrin/metalloproteinase ADAM10 is essential for the establishment of the brain cortexEllen Jorissen
Center for Human Genetics, Katholieke Universiteit Leuven, Vlaams Instituut voor Biotechnologie VIB, 3000 Leuven, Belgium
J Neurosci 30:4833-44. 2010..Our study reveals that ADAM10 plays a central role in the developing brain by controlling mainly Notch-dependent pathways but likely also by reducing surface shedding of other neuronal membrane proteins including APP...
Glu(332) in the Nicastrin ectodomain is essential for gamma-secretase complex maturation but not for its activityLucia Chávez-Gutiérrez
Center for Human Genetics, KULeuven, and Department for Molecular and Developmental Genetics, VIB4, Herestraat 49, Leuven, Belgium
J Biol Chem 283:20096-105. 2008..Consequently, these studies indicate that the main role of the Glu(332) is in the maturation and assembly of gamma-secretase rather than in the recognition of the substrates...
Peroxisome-proliferator-activated receptor gamma induces a clearance mechanism for the amyloid-beta peptideIra Espuny Camacho
Neuronal Cell Biology and Gene Transfer Laboratory, Center for Human Genetics, Vlaams Interuniversitair Instituut voor Biotechnologie and Katholieke Universiteit Leuven, 3000 Leuven, Belgium
J Neurosci 24:10908-17. 2004..Our results suggest that PPARgamma-controlled mechanisms should be explored further as potential drug targets for Alzheimer's disease treatment...
ADP ribosylation factor 6 (ARF6) controls amyloid precursor protein (APP) processing by mediating the endosomal sorting of BACE1Ragna Sannerud
Laboratory of Membrane Trafficking, Center for Human Genetics, Catholic University of Leuven, Leuven, Belgium
Proc Natl Acad Sci U S A 108:E559-68. 2011..It thereby provides a novel avenue to interfere with Aβ production through a selective modulation of the distinct endosomal transport routes used by BACE1 or APP...
Vitamin K2 is a mitochondrial electron carrier that rescues pink1 deficiencyMelissa Vos
VIB Center for the Biology of Disease, Leuven, Belgium
Science 336:1306-10. 2012..Thus, mitochondrial dysfunction was rescued by vitamin K(2) that serves as a mitochondrial electron carrier, helping to maintain normal ATP production...
Neurons generated from APP/APLP1/APLP2 triple knockout embryonic stem cells behave normally in vitro and in vivo: lack of evidence for a cell autonomous role of the amyloid precursor protein in neuronal differentiationBruno A Bergmans
Laboratory of Neuronal Cell Biology and Gene Transfer, Leuven, Belgium
Stem Cells 28:399-406. 2010..Our stem cell culture provides an excellent tool to circumvent the problem of lack of viability of APP/APLP triple knockout mice and will help to explore the function of this intriguing protein further in vitro and in vivo...
Presenilin 1 mediates the turnover of telencephalin in hippocampal neurons via an autophagic degradative pathwayCary Esselens
Membrane Trafficking Laboratory, CME VIB04, Gasthuisberg KU Leuven, 3000 Leuven, Belgium
J Cell Biol 166:1041-54. 2004..Collectively, PS1 deficiency affects in a gamma-secretase-independent fashion the turnover of TLN through autophagic vacuoles, most likely by an impaired capability to fuse with lysosomes...
Peroxisome proliferator-activated receptor gamma enhances the activity of an insulin degrading enzyme-like metalloprotease for amyloid-beta clearanceIra Espuny-Camacho
Center for Human Genetics, KU Leuven, Leuven, Belgium
J Alzheimers Dis 20:1119-32. 2010..We conclude that PPARgamma activates an IDE-like Abeta degrading activity. Our work suggests a drugable pathway that can clear Abeta peptide from the brain...
Contribution of presenilin transmembrane domains 6 and 7 to a water-containing cavity in the gamma-secretase complexAlexandra Tolia
Neuronal Cell Biology and Gene Transfer Laboratory, Center for Human Genetics, VIB4 and K U Leuven, Herestraat 49, 3000 Leuven, Belgium
J Biol Chem 281:27633-42. 2006..Our data suggest the possibility that more selective gamma-secretase inhibitors could be designed...
Presenilins mutated at Asp-257 or Asp-385 restore Pen-2 expression and Nicastrin glycosylation but remain catalytically inactive in the absence of wild type PresenilinOmar Nyabi
Neuronal Cell Biology and Gene Transfer Laboratory, Center for Human Genetics, Flanders Interuniversity Institute for Biotechnology VIB4 and K U Leuven, 3000 Leuven, Belgium
J Biol Chem 278:43430-6. 2003....
The orphan G protein-coupled receptor 3 modulates amyloid-beta peptide generation in neuronsAmantha Thathiah
Department of Molecular and Developmental Genetics, Vlaams Institute for Biotechnology, Center for Human Genetics, Catholic University of Leuven, Herestraat 49, 3000 Leuven, Belgium
Science 323:946-51. 2009..Thus, GPR3 represents a potential therapeutic target for the treatment of Alzheimer's disease...
β-arrestin 2 regulates Aβ generation and γ-secretase activity in Alzheimer's diseaseAmantha Thathiah
Vlaams Instituut voor Biotechnologie Center for the Biology of Disease, Leuven, Belgium
Nat Med 19:43-9. 2013..Collectively, these studies identify β-arrestin 2 as a new therapeutic target for reducing amyloid pathology and GPCR dysfunction in Alzheimer's disease...
Peptides based on the presenilin-APP binding domain inhibit APP processing and Aβ production through interfering with the APP transmembrane domainCary Esselens
Laboratory for Membrane Trafficking, Center for Human Genetics, Katholieke Universiteit Leuven, Leuven, Belgium
FASEB J 26:3765-78. 2012..In cell-based assays, the peptide strongly suppressed APP shedding, demonstrating that it exerts the inhibitory effect already upstream of γ-secretase, most likely through steric hindrance...
A novel strategy for the comprehensive analysis of the biomolecular composition of isolated plasma membranesDeepak B Thimiri Govinda Raj
Department of Molecular and Developmental Genetics VIB11, Laboratory for Membrane Trafficking and Center for Human Genetics KULeuven, Gasthuisberg O and N4, Leuven, Belgium
Mol Syst Biol 7:541. 2011..Since PM proteins provide many pathologically relevant biomarkers representing two-thirds of the currently used drug targets, this novel technology has great potential for biomedical and pharmaceutical applications...
Amyloid-beta precursor protein processing in neurodegenerationValérie Wilquet
Laboratory for Neuronal Cell Biology and Gene Transfer, K U Leuven and VIB, Department of Human Genetics, Herestraat 49, 3000 Leuven, Belgium
Curr Opin Neurobiol 14:582-8. 2004..However, the absence of consistent and informative phenotypes in different loss of function animal models make elucidating the molecular actions of the amyloid-beta precursor protein an ongoing challenge...
Analysis of the gamma-secretase interactome and validation of its association with tetraspanin-enriched microdomainsTomoko Wakabayashi
Center for Human Genetics, K U Leuven, Herestraat 49, B 3000 Leuven, Belgium
Nat Cell Biol 11:1340-6. 2009..Thus, these studies suggest that maintenance of the integrity of tetraspanin microdomains contributes to the refinement of proteolytic activity of the gamma-secretase complex...
Inhibition of beta-secretase in vivo via antibody binding to unique loops (D and F) of BACE1Lujia Zhou
Department of Molecular and Developmental Genetics, VIB, 3000 Leuven, Belgium
J Biol Chem 286:8677-87. 2011....
Modification of γ-secretase by nitrosative stress links neuronal ageing to sporadic Alzheimer's diseaseFrancesc X Guix
VIB Center for Biology of Disease VIB, Leuven, Belgium
EMBO Mol Med 4:660-73. 2012..Furthermore, we found that peroxynitrite shifted the production of Aβ towards Aβ(42) and increased the Aβ(42) /Aβ(40) ratio. Our work identifies nitrosative stress as a potential mechanistic link between ageing and AD...
Synaptic dysfunction in hippocampus of transgenic mouse models of Alzheimer's disease: a multi-electrode array studySeon Ah Chong
Bio Electronic Systems, IMEC, Kapeldreef 75, Leuven, Belgium
Neurobiol Dis 44:284-91. 2011..V717I mice and depressed in biAT mice. The findings demonstrate important synaptic changes that differ considerably in the hippocampal sub-regions already at young age, well before the typical amyloid or tau pathology is evident...
ADAM10, the rate-limiting protease of regulated intramembrane proteolysis of Notch and other proteins, is processed by ADAMS-9, ADAMS-15, and the gamma-secretaseThomas Tousseyn
Center for Human Genetics, Katholieke Universiteit Leuven K U Leuven, Department for Developmental and Molecular Genetics, and Laboratory of Membrane Trafficking, Vlaams Instituut voor Biotechnologie VIB, K U Leuven, B 3000 Leuven, Belgium
J Biol Chem 284:11738-47. 2009..Thus, ADAM10 performs a dual role in cells, as a metalloprotease when it is membrane-bound, and as a potential signaling protein once cleaved by ADAM9/15 and the gamma-Secretase...
Amyloid precursor protein promotes post-developmental neurite arborization in the Drosophila brainMaarten Leyssen
Laboratory of Neurogenetics, Department of Human Genetics, Flanders Interuniversity Institute for Biotechnology VIB and University of Leuven, School of Medicine, Leuven, Belgium
EMBO J 24:2944-55. 2005..Finally, we also found interactions between APP and the JNK stress kinase cascade. Our findings suggest a role for APP in axonal outgrowth after traumatic brain injury...
Syndecan 3 intramembrane proteolysis is presenilin/gamma-secretase-dependent and modulates cytosolic signalingJoachim G Schulz
Glycobiology and Developmental Genetics, University of Leuven, Leuven, Belgium
J Biol Chem 278:48651-7. 2003..The cleavage is mediated by presenilin/gamma-secretase complex and negatively regulates the plasma membrane targeting of the transcriptional cofactor CASK...
Parkinson's disease mutations in PINK1 result in decreased Complex I activity and deficient synaptic functionVanessa A Morais
Center for Human Genetics, K U Leuven, Leuven, Belgium
EMBO Mol Med 1:99-111. 2009..As Complex I dysfunction is also implicated in sporadic PD, a convergence of genetic and environmental causes of PD on a similar mitochondrial molecular mechanism appears to emerge...
G protein-coupled receptors, cholinergic dysfunction, and Abeta toxicity in Alzheimer's diseaseAmantha Thathiah
Molecular and Developmental Genetics, VIB, Leuven, Belgium
Sci Signal 2:re8. 2009....
BACE1 and presenilin: two unusual aspartyl proteases involved in Alzheimer's diseaseDiana Ines Dominguez
Neuronal Cell Biology and Gene Transfer Laboratory, Department of Human Genetics, KU Leuven and VIB4, Leuven, Belgium
Neurodegener Dis 1:168-74. 2004....
The thymic epithelial microRNA network elevates the threshold for infection-associated thymic involution via miR-29a mediated suppression of the IFN-α receptorAikaterini S Papadopoulou
VIB, Leuven, Belgium
Nat Immunol 13:181-7. 2012..In the absence of Dicer or the miR-29a cluster in the thymic epithelium, expression of the IFN-α receptor by the thymic epithelium was higher, which allowed suboptimal signals to trigger rapid loss of thymic cellularity...
The toxic Aβ oligomer and Alzheimer's disease: an emperor in need of clothesIryna Benilova
Center for Human Genetics and Leuven Institute for Neurodegenerative diseases LIND, University of Leuven, Leuven, Belgium
Nat Neurosci 15:349-57. 2012..Here we critically review the evidence supporting toxic Aβ oligomers as drivers of neurodegeneration and make some suggestions that might facilitate progress in this complex field...
Nicastrin: gatekeeper of the gamma-secretase complexBart De Strooper
Center for Human Genetics, VIB4 and KULeuven, 3000 Leuven, Belgium
Cell 122:318-20. 2005..2005) reveal the function of nicastrin, the largest member of the gamma-secretase complex. They show that the nicastrin extracellular domain is essential for recognition of substrate by the gamma-secretase...
Gene profiling of hippocampal neuronal cultureMichal Dabrowski
Laboratory for Neuronal Cell Biology, Center for Human Genetics, and Department of Electrical Engineering ESAT-SCD, Katholieke Universiteit Leuven and VIB (Flemish Interuniversity Institute for Biotechnology, Leuven, Belgium
J Neurochem 85:1279-88. 2003..Our results also demonstrate that a comparison across the two experimental platforms (cDNA microarrays and oligonucleotide chips) and across different biological paradigms is feasible...
Amyloid precursor protein mutation E682K at the alternative β-secretase cleavage β'-site increases Aβ generationLujia Zhou
Department for Developmental and Molecular Genetics, VIB, Leuven, Belgium
EMBO Mol Med 3:291-302. 2011..We propose to classify the E682K mutation as probable pathogenic awaiting further independent confirmation of its association with AD in other patients...
Functional and topological analysis of Pen-2, the fourth subunit of the gamma-secretase complexLeen Bammens
Laboratory for the Research of Neurodegenerative Diseases, Center for Human Genetics, KULeuven, Leuven, Belgium
J Biol Chem 286:12271-82. 2011..Our study supports the hypothesis that Pen-2 is more than a structural component of the γ-secretase complex and may contribute to the catalytic mechanism of the enzyme...
Presenilins in memory, Alzheimer's disease, and therapyEls Marjaux
Laboratory for Neuronal Cell Biology and Gene Transfer, Center for Human Genetics, VIB4, K.U.Leuven, UZ Gasthuisberg, Herestraat 49, 3000 Leuven, Belgium
Neuron 42:189-92. 2004..The question arises as to what extent these observations should influence our thinking on the pathogenesis of Alzheimer's disease and on strategies to further develop gamma-secretase inhibitors...
Neurotoxicity of Alzheimer's disease Aβ peptides is induced by small changes in the Aβ42 to Aβ40 ratioInna Kuperstein
Department for Molecular and Developmental Genetics, Flanders Institute for Biotechnology VIB, Leuven, Belgium
EMBO J 29:3408-20. 2010..Our work also suggests the dynamic nature of the equilibrium between toxic and non-toxic intermediates...
The amyloid-beta precursor protein: integrating structure with biological functionConstanze Reinhard
Laboratory for Neuronal Cell Biology and Gene Transfer, Department of Human Genetics, Center for Human Genetics, KU Leuven and VIB, Leuven, Belgium
EMBO J 24:3996-4006. 2005..The biological function of APP itself remains, however, unclear. In the current review, we study in detail the different subdomains of APP and try to assign functional significance to particular structures identified in the protein...
Aph-1, Pen-2, and Nicastrin with Presenilin generate an active gamma-Secretase complexBart De Strooper
Neuronal Cell Biology and Gene Transfer Laboratory, Center for Human Genetics, K U Leuven and Flanders Interuniversitary Institute for Biotechnology, VIB4, Leuven, Belgium
Neuron 38:9-12. 2003..Gamma-Secretase is an interesting but complex drug target that challenges classical thinking about proteolytic processing and intracellular signaling...
Alterations of the microRNA network cause neurodegenerative diseaseSébastien S Hébert
Center for Human Genetics, K U Leuven, Herestraat 49 bus 602, B 3000 Leuven, Belgium
Trends Neurosci 32:199-206. 2009..Thus, miRNAs are moving rapidly center stage as key regulators of neuronal development and function in addition to important contributors to neurodegenerative disorder...
Novel research horizons for presenilins and γ-secretases in cell biology and diseaseBart De Strooper
Center for Human Genetics, Katholieke Universiteit Leuven, and Department for Molecular and Developmental Genetics, VIB, Leuven, Belgium
Annu Rev Cell Dev Biol 26:235-60. 2010..This novel knowledge will help to develop better drugs for Alzheimer's disease and cancer. We critically evaluate literature that proposes presenilin functions outside of the γ-secretase complex...
Mitochondria dysfunction and neurodegenerative disorders: cause or consequenceVanessa A Morais
Center for Human Genetics, K U Leuven, Belgium
J Alzheimers Dis 20:S255-63. 2010..For Alzheimer's disease, the evidence in favor of such a link is more indirect, and mitochondrial dysfunction likely occurs at a later stage of the disorder...
The secretases: enzymes with therapeutic potential in Alzheimer diseaseBart De Strooper
Center for Human Genetics, VIB and KULeuven, Herestraat 49, Leuven, Belgium
Nat Rev Neurol 6:99-107. 2010..Success or failure of these first-generation AD therapies will have enormous consequences for further drug development efforts for AD and possibly other neurodegenerative conditions...
Gamma-secretase and the intramembrane proteolysis of NotchEllen Jorissen
Center for Human Genetics, KULeuven, Leuven, Belgium
Curr Top Dev Biol 92:201-30. 2010..Finally we explore the recent insight that there are several gamma-secretase complexes in mammalian and discuss possibilities to use gamma-secretase as a drug target in Alzheimer's disease and cancer...
Prion protein in Alzheimer's pathogenesis: a hot and controversial issueIryna Benilova
Department for Molecular and Developmental Genetics, Flanders Institute for Biotechnology VIB, Leuven, Belgium
EMBO Mol Med 2:289-90. 2010....
Proteases and proteolysis in Alzheimer disease: a multifactorial view on the disease processBart De Strooper
Center for Human Genetics, K U Leuven and Department for Molecular and Developmental Genetics, VIB, Leuven, Belgium
Physiol Rev 90:465-94. 2010..Blocking or stimulating these pathways provide, or have the potential to provide, interesting drug targets, which raises the hope that we will be able to provide a cure for this dreadful disorder...
gamma-secretases: from cell biology to therapeutic strategiesBruno A Bergmans
Department of Molecular and Developmental Genetics, VIB, Leuven, Belgium Center for Human Genetics, Katholieke Universiteit Leuven, Leuven, Belgium
Lancet Neurol 9:215-26. 2010....
A cell biological perspective on mitochondrial dysfunction in Parkinson disease and other neurodegenerative diseasesWim Mandemakers
Center for Human Genetics, K U Leuven, Department of Molecular and Developmental Genetics, VIB, Herestraat 49, 3000 Leuven, Belgium
J Cell Sci 120:1707-16. 2007..The emerging evidence clearly demonstrates the crucial role of specific mitochondrial functions in maintaining neuronal circuit integrity...
LRRK2 expression is enriched in the striosomal compartment of mouse striatumWim Mandemakers
Center for Human Genetics, K U Leuven, Belgium
Neurobiol Dis 48:582-93. 2012..The findings rule out a specific requirement of LRRK2 in striosome genesis but suggest a functional role for LRRK2 in striosomes...
Structure and function of gamma-secretaseAlexandra Tolia
Center for Human Genetics, KULeuven and Department for Developmental and Molecular Genetics, VIB, Herestraat 49, 3000 Leuven, Belgium
Semin Cell Dev Biol 20:211-8. 2009..Here we review current knowledge about the structure and function of gamma-secretase and discuss the value of these findings for the mechanistic understanding of this unusual protease...
gamma-Secretase activity requires the presenilin-dependent trafficking of nicastrin through the Golgi apparatus but not its complex glycosylationAn Herreman
Laboratory for Neuronal Cell Biology, Center for Human Genetics, Gasthuisberg KULeuven and Flanders Interuniversity Institute for Biotechnology VIB, Herestraat 49, 3000 Leuven, Belgium
J Cell Sci 116:1127-36. 2003..Because the trafficking of nicastrin to the Golgi apparatus is dependent on presenilins, our data point to a central role of presenilin in nicastrin maturation/localization, which could help to partially resolve the 'spatial paradox'...
Neuropathology and neurodegeneration in rodent brain induced by lentiviral vector-mediated overexpression of alpha-synucleinErwin Lauwers
Gene Therapy Program, Katholieke Universiteit Leuven, Leuven, Belgium
Brain Pathol 13:364-72. 2003..Our data also demonstrate the use of lentiviral vectors to create animal models for neurodegenerative diseases...
The role of G protein-coupled receptors in the pathology of Alzheimer's diseaseAmantha Thathiah
Department for Molecular and Developmental Genetics, Flanders Institute for Biotechnology VIB, Leuven, Belgium
Nat Rev Neurosci 12:73-87. 2011..Additionally, amyloid-β has been shown to perturb GPCR function. Emerging insights into the mechanistic link between GPCRs and AD highlight the potential of this class of receptors as a therapeutic target for AD...
Non-coding RNAs with essential roles in neurodegenerative disordersEvgenia Salta
Centre for Human Genetics and Leuven Institute for Neurodegenerative Disorders LIND, University of Leuven, Leuven, Belgium
Lancet Neurol 11:189-200. 2012..This emerging field is anticipated to profoundly affect clinical research, diagnosis, and therapy in neurology...
Novel therapeutic strategies provide the real test for the amyloid hypothesis of Alzheimer's diseaseDiana Ines Dominguez
Centre for Human Genetics, VIB4 and K.U. Leuven, Herestraat 49, 3000 Leuven, Belgium
Trends Pharmacol Sci 23:324-30. 2002..Now, the major question is whether these drugs will work in the clinic...
Attack on amyloidPhilipp J Kahle
Department of Biochemistry, Ludwig Maximilians University, Munich, Germany
EMBO Rep 4:747-51. 2003
Lipids revert inert Abeta amyloid fibrils to neurotoxic protofibrils that affect learning in miceIvo Cristiano Martins
Switch Laboratory, Flanders Institute for Biotechnology VIB and Vrije Universiteit Brussel, Brussel, Belgium
EMBO J 27:224-33. 2008..Our findings imply that amyloid plaques are potentially major sources of soluble toxic Abeta-aggregates that could readily be activated by exposure to biological lipids...
Alzheimer's disease: Mental plaque removalBart De Strooper
Nature 423:392-3. 2003
Endoplasmic reticulum stress-inducible protein, Herp, enhances presenilin-mediated generation of amyloid beta-proteinXiaorei Sai
Department of Dementia Research, National Institute for Longevity Sciences, 36 3 Gengo, Morioka, Obu, Aichi 474 8522, Japan
J Biol Chem 277:12915-20. 2002..Taken together, Herp could be involved in Abeta accumulation, including the formation of senile plaques and vascular Abeta deposits...
1-(3',4'-Dichloro-2-fluoro[1,1'-biphenyl]-4-yl)-cyclopropanecarboxylic acid (CHF5074), a novel gamma-secretase modulator, reduces brain beta-amyloid pathology in a transgenic mouse model of Alzheimer's disease without causing peripheral toxicityBruno P Imbimbo
Research and Development, Chiesi Farmaceutici, Via Palermo 26 A, 43100 Parma, Italy
J Pharmacol Exp Ther 323:822-30. 2007..CHF5074 is therefore a promising therapeutic agent for Alzheimer's disease...
Conserved residues within the putative active site of gamma-secretase differentially influence enzyme activity and inhibitor bindingJonathan D J Wrigley
Department of Molecular and Cellular Neuroscience, Merck Sharp and Dohme Research Laboratories, The Neuroscience Research Centre, Terlings Park, Harlow, Essex, UK
J Neurochem 90:1312-20. 2004..Together, these data further incriminate the region around the intramembranous aspartates as the active site of the enzyme, targeted by transition state analogue inhibitors, and highlight the roles of individual residues...
Neuronal membrane cholesterol loss enhances amyloid peptide generationJose Abad-Rodriguez
Cavalieri Ottolenghi Scientific Institute, Universita degli Studi di Torino, Orbassano, Italy
J Cell Biol 167:953-60. 2004....
In vitro studies of Flemish, Dutch, and wild-type beta-amyloid provide evidence for two-staged neurotoxicitySamir Kumar-Singh
Department of Molecular Genetics, Flanders Interuniversity Institute for Biotechnology, Born-Bunge Foundation, University of Antwerp, B-2610 Antwerp, Belgium
Neurobiol Dis 11:330-40. 2002....
FAD mutant PS-1 gene-targeted mice: increased A beta 42 and A beta deposition without APP overproductionDorothy G Flood
Department of Neurobiology, Cephalon, Inc, West Chester, PA 19380, USA
Neurobiol Aging 23:335-48. 2002..The APP(NLh/NLh)/PS-1(P264L/P264L) double gene-targeted mouse represents an animal model that exhibits Abeta deposition without overexpression of APP...
A cell biological perspective on Alzheimer's diseaseWim Annaert
Neuronal Cell Biology Laboratory, Flanders Interuniversity Institute for Biotechnology VIB and Catholic University of Leuven, Center for Human Genetics Herestraat 49, Belgium
Annu Rev Cell Dev Biol 18:25-51. 2002..We discuss the cell biology behind the amyloid and tangle hypothesis for Alzheimer's disease, drawing on the many links to the fields of cell biology and developmental biology that have been established in the recent years...
Presenilins: members of the gamma-secretase quartets, but part-time soloists tooTomoko Wakabayashi
Department for Developmental and Molecular Genetics, VIB, Leuven
Physiology (Bethesda) 23:194-204. 2008..Presenilins appear also to exert additional functions outside of the gamma-secretase quartets, which needs further investigation...
Characterization of lentiviral vector-mediated gene transfer in adult mouse brainVeerle Baekelandt
Gene Therapy Program, Laboratory for Experimental Neurosurgery and Neuroanatomy, Katholieke Universiteit Leuven, Provisorium 1, Minderbroedersstraat 17, B 3000 Leuven, Belgium
Hum Gene Ther 13:841-53. 2002..In the serum of mice injected with lentiviral vectors a humoral response to vector proteins was detected, but this did not compromise transgene expression. Immune response to the transgene was found only in a minority of the animals...
Presenilin-dependent gamma-secretase activity mediates the intramembranous cleavage of CD44Daizo Murakami
Department of Tumor Genetics and Biology, Kumamoto University School of Medicine, Japan
Oncogene 22:1511-6. 2003..Our present findings suggest important implications for understanding CD44-dependent signal transduction and a potential role of PS/gamma-secretase activity in the functional regulation of adhesion molecules...
No endogenous A beta production in presenilin-deficient fibroblastsOmar Nyabi
Nat Cell Biol 4:E164; author reply E165-6. 2002
Transmembrane domain 9 of presenilin determines the dynamic conformation of the catalytic site of gamma-secretaseAlexandra Tolia
Department for Molecular and Developmental Genetics, VIB Vlaams Instituut voor Biotechnologie, Belgium
J Biol Chem 283:19793-803. 2008..Our data are finally combined to propose a model for the architectural organization and activation of the catalytic site of presenilin...
Presenilin couples the paired phosphorylation of beta-catenin independent of axin: implications for beta-catenin activation in tumorigenesisDavid E Kang
Department of Neurosciences, University of California, San Diego, 9500 Gilman Drive, La Jolla, CA 92093, USA
Cell 110:751-62. 2002..These findings highlight an aspect of beta-catenin regulation outside of the canonical Wnt-regulated pathway and a function of presenilin separate from intramembrane proteolysis...
Familial Alzheimer disease-linked mutations specifically disrupt Ca2+ leak function of presenilin 1Omar Nelson
Department of Physiology, University of Texas Southwestern Medical Center at Dallas, Dallas, TX 75390, USA
J Clin Invest 117:1230-9. 2007..Our observations are consistent with the potential role of disturbed Ca(2+) homeostasis in Alzheimer disease pathogenesis...
The cell adhesion protein P-selectin glycoprotein ligand-1 is a substrate for the aspartyl protease BACE1Stefan F Lichtenthaler
Massachusetts General Hospital Harvard Medical School, Department of Molecular Biology, Boston, Massachusetts 02114, USA
J Biol Chem 278:48713-9. 2003..The cleavage occurred at a Leu-Ser peptide bond as identified by mass spectrometry using a synthetic peptide. We conclude that PSGL-1 is an additional substrate for BACE1...
Presenilins form ER Ca2+ leak channels, a function disrupted by familial Alzheimer's disease-linked mutationsHuiping Tu
Department of Physiology, UT Southwestern Medical Center at Dallas, Dallas, TX 75390, USA
Cell 126:981-93. 2006..The ER Ca(2+) leak function of presenilins is independent of their gamma-secretase activity. Our data suggest a Ca(2+) signaling function for presenilins and provide support for the "Ca(2+) hypothesis of AD."..
Presenilin-1 maintains a nine-transmembrane topology throughout the secretory pathwayDragana Spasic
Laboratory of Membrane Trafficking, Department of Human Genetics, Gasthuisberg, Katholieke Universiteit Leuven VIB11, B 3000 Leuven, Belgium
J Biol Chem 281:26569-77. 2006..This topology is independently underscored by lysine mutagenesis, cell surface biotinylation, and cysteine derivation strategies and is compatible with the different physiological functions assigned to presenilin-1...
European Alzheimer disease fundingJesus Avila
Centro de Biologia Molecular Severo Ochoa
Nat Med 12:776-7. 2006
Regulation of cholesterol and sphingomyelin metabolism by amyloid-beta and presenilinMarcus O W Grimm
Centre for Molecular Biology Heidelberg, INF 282, D-69120 Heidelberg, Germany
Nat Cell Biol 7:1118-23. 2005..Our results demonstrate a biological function for APP processing and also a functional basis for the link that has been observed between lipids and Alzheimer's disease (AD)...
Analysis of Notch function in presomitic mesoderm suggests a gamma-secretase-independent role for presenilins in somite differentiationStacey S Huppert
Department of Molecular Biology and Pharmacology, Division of Dermatology, Washington University School of Medicine, St Louis, Missouri 63110, USA
Dev Cell 8:677-88. 2005..These data clarify multiple roles for Notch signaling during segmentation and suggest that the earliest stages of somitogenesis are regulated by both Notch-dependent and Notch-independent functions of presenilin...
beta Subunits of voltage-gated sodium channels are novel substrates of beta-site amyloid precursor protein-cleaving enzyme (BACE1) and gamma-secretaseHon Kit Wong
Laboratories for Structural Neuropathology, RIKEN Brain Science Institute, Saitama, Japan
J Biol Chem 280:23009-17. 2005..These results may provide new insights into the underlying pathology of Alzheimer disease...
Random mutagenesis of presenilin-1 identifies novel mutants exclusively generating long amyloid beta-peptidesYoshifumi Nakaya
Molecular Neuroscience Research Center, Shiga University of Medical Science, Otsu, Shiga 520 2192, Japan
J Biol Chem 280:19070-7. 2005....
ADAM10 cleavage of N-cadherin and regulation of cell-cell adhesion and beta-catenin nuclear signallingKarina Reiss
Biochemical Institute, Christian Albrechts University Kiel, Kiel, Germany
EMBO J 24:742-52. 2005....
Notch pathway is dispensable for adipocyte specificationAmy M Nichols
Department of Molecular Biology and Pharmacology and the Department of Medicine Division of Dermatology, Washington University School of Medicine, St Louis, Missouri 63110, USA
Genesis 40:40-4. 2004..We conclude that the "canonical" Notch signaling pathway is dispensable for adipocyte specification and differentiation from either mesenchymal or epithelial progenitors...
Partial loss of presenilins causes seborrheic keratosis and autoimmune disease in miceJos Tournoy
Neuronal Cell Biology Laboratory, Center for Human Genetics CB 4, University Hospital, Catholic University of Leuven, Belgium
Hum Mol Genet 13:1321-31. 2004..Skin and immune system appear to be especially sensitive targets of impaired PS function and may need careful monitoring if gamma-secretase inhibitors are envisaged for treating AD...
Coordinated metabolism of Alcadein and amyloid beta-protein precursor regulates FE65-dependent gene transactivationYoichi Araki
Laboratory of Neuroscience, Graduate School of Pharmaceutical Sciences, Hokkaido University, Kita Ku Kita 12 Nishi 6, Sapporo 060 0812, Japan
J Biol Chem 279:24343-54. 2004..Any imbalance in the metabolism of Alcs and APP may influence the FE65-dependent gene transactivation, which together with increased secretion of amyloid beta-protein may contribute to neural disorders...
A presenilin dimer at the core of the gamma-secretase enzyme: insights from parallel analysis of Notch 1 and APP proteolysisEric H Schroeter
Department of Molecular Biology and Pharmacology, Washington University School of Medicine, St Louis, MO 63110, USA
Proc Natl Acad Sci U S A 100:13075-80. 2003..We propose that gamma-secretase contains a PS dimer in its catalytic core, that binding of substrate is at a site separate from the active site, and that substrate is cleaved at the interface of two PS molecules...
A physiologic signaling role for the gamma -secretase-derived intracellular fragment of APPMalcolm A Leissring
Laboratory of Molecular Neuropathogenesis, Department of Neurobiology and Behavior, University of California, Irvine, CA 92697, USA
Proc Natl Acad Sci U S A 99:4697-702. 2002....
