Search Results - "Ladd, Thomas B."
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High‐affinity interactions and signal transduction between Aβ oligomers and TREM2
Published in EMBO molecular medicine (01-11-2018)“…Rare coding variants in the triggering receptor expressed on myeloid cells 2 (TREM2) are associated with increased risk for Alzheimer's disease (AD), but how…”
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APP-Mediated Signaling Prevents Memory Decline in Alzheimer’s Disease Mouse Model
Published in Cell reports (Cambridge) (30-04-2019)“…Amyloid precursor protein (APP) and its metabolites play key roles in Alzheimer’s disease (AD) pathophysiology. Whereas short amyloid-β (Aβ) peptides derived…”
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3
Independent relationship between amyloid precursor protein (APP) dimerization and γ-secretase processivity
Published in PloS one (28-10-2014)“…Altered production of β-amyloid (Aβ) from the amyloid precursor protein (APP) is closely associated with Alzheimer's disease (AD). APP has a number of homo-…”
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4
Designing antibodies against LRRK2-targeted tau epitopes
Published in PloS one (27-09-2018)“…Phosphorylation of the microtubule associated protein tau is an important modulator of its normal physiological functioning; however, it may also contribute to…”
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γ-Secretase modulators exhibit selectivity for modulation of APP cleavage but inverse γ-secretase modulators do not
Published in Alzheimer's research & therapy (19-05-2020)“…γ-Secretase is a multiprotein protease that cleaves amyloid protein precursor (APP) and other type I transmembrane proteins. It has two catalytic subunits,…”
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Intramembrane proteolytic cleavage by human signal peptide peptidase like 3 and malaria signal peptide peptidase
Published in The FASEB journal (01-08-2006)“…Signal peptide peptidase (SPP) is an intramembrane cleaving protease (I-CLiP) identified by its cleavage of several type II membrane signal peptides. To date,…”
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7
Sortilin, SorCS1b, and SorLA Vps10p sorting receptors, are novel gamma-secretase substrates
Published in Molecular neurodegeneration (12-06-2006)“…The mammalian Vps10p sorting receptor family is a group of 5 type I membrane homologs (Sortilin, SorLA, and SorCS1-3). These receptors bind various cargo…”
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A Signal Peptide Peptidase (SPP) Reporter Activity Assay Based on the Cleavage of Type II Membrane Protein Substrates Provides Further Evidence for an Inverted Orientation of the SPP Active Site Relative to Presenilin
Published in The Journal of biological chemistry (08-10-2004)“…Signal peptide peptidase (SPP) is an intramembrane-cleaving protease identified by its cleavage of several type II membrane signal peptides after signal…”
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9
Short Aβ peptides attenuate Aβ42 toxicity in vivo
Published in The Journal of experimental medicine (02-01-2018)“…Processing of amyloid-β (Aβ) precursor protein (APP) by γ-secretase produces multiple species of Aβ: Aβ40, short Aβ peptides (Aβ37-39), and longer Aβ peptides…”
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Individual and combined presenilin 1 and 2 knockouts reveal that both have highly overlapping functions in HEK293T cells
Published in The Journal of biological chemistry (19-07-2019)“…Presenilins 1 and 2 (PS1 and 2) are the catalytic subunits of γ-secretase, a multiprotein protease that cleaves amyloid protein precursor and other type I…”
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TLR5 decoy receptor as a novel anti-amyloid therapeutic for Alzheimer's disease
Published in The Journal of experimental medicine (03-09-2018)“…There is considerable interest in harnessing innate immunity to treat Alzheimer's disease (AD). Here, we explore whether a decoy receptor strategy using the…”
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Substrate-targeting γ-secretase modulators
Published in Nature (London) (12-06-2008)“…Alzheimer's disease: γ-secretase modulators target Aβ42 One promising approach to Alzheimer's disease treatment involves the use of drugs to reduce the rate of…”
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13
An anti-CRF antibody suppresses the HPA axis and reverses stress-induced phenotypes
Published in The Journal of experimental medicine (04-11-2019)“…Hypothalamic-pituitary-adrenal (HPA) axis dysfunction contributes to numerous human diseases and disorders. We developed a high-affinity monoclonal antibody,…”
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14
Steroids as γ‐secretase modulators
Published in The FASEB journal (01-09-2013)“…Aggregation and accumulation of Aβ42 play an initiating role in Alzheimer's disease (AD); thus, selective lowering of Aβ42 by γ‐secretase modulators (GSMs)…”
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15
Lysine 624 of the amyloid precursor protein (APP) is a critical determinant of amyloid β peptide length: support for a sequential model of γ-secretase intramembrane proteolysis and regulation by the amyloid β precursor protein (APP) juxtamembrane region
Published in The Journal of biological chemistry (18-11-2011)“…γ-Secretase is a multiprotein intramembrane cleaving aspartyl protease (I-CLiP) that catalyzes the final cleavage of the amyloid β precursor protein (APP) to…”
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γ-Secretase Processing and Effects of γ-Secretase Inhibitors and Modulators on Long Aβ Peptides in Cells
Published in The Journal of biological chemistry (07-02-2014)“…Understanding how different species of Aβ are generated by γ-secretase cleavage has broad therapeutic implications, because shifts in γ-secretase processing…”
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Cyanobacterial Peptides as a Prototype for the Design of Potent β‑Secretase Inhibitors and the Development of Selective Chemical Probes for Other Aspartic Proteases
Published in Journal of medicinal chemistry (13-12-2012)“…Inspired by marine cyanobacterial natural products, we synthesized modified peptides with a central statine-core unit, characteristic for aspartic protease…”
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Studies of lipopolysaccharide effects on the induction of α-synuclein pathology by exogenous fibrils in transgenic mice
Published in Molecular neurodegeneration (30-07-2015)“…Parkinson's disease (PD) is a progressive neurodegenerative disorder that is pathologically characterized by loss of dopaminergic neurons from the substantia…”
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Signal peptide peptidase (SPP) dimer formation as assessed by fluorescence lifetime imaging microscopy (FLIM) in intact cells
Published in Molecular neurodegeneration (14-11-2006)“…Signal peptide peptidase (SPP) is an intramembrane cleaving protease identified by its cleavage of several type II membrane signal peptides. Conservation of…”
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Overlapping profiles of Aβ peptides in the Alzheimer's disease and pathological aging brains
Published in Alzheimer's research & therapy (23-05-2012)“…A hallmark of Alzheimer's disease (AD) is the presence of senile plaques composed of aggregated amyloid β (Aβ) peptides. Pathological aging (PA) is a…”
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