Botulinum neurotoxins (BoNTs) can be used therapeutically to treat a wide range of neuromuscular and neurological conditions. A collection of natural BoNT variants exists which can be classified into serologically distinct serotypes (BoNT/B), and further
Jonathan R. Davies +2 more
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Intracellular Ca 2+ sensing: role in calcium homeostasis and signaling [PDF]
Ca2+ is a ubiquitous intracellular messenger that controls diverse cellular functions but can become toxic and cause cell death. Selective control of specific targets depends on spatiotemporal patterning of the calcium signal and decoding it by multiple,
Bagur, Rafaela, Hajnóczky, György
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Structural Insights into Rational Design of Single-Domain Antibody-Based Antitoxins against Botulinum Neurotoxins. [PDF]
Botulinum neurotoxin (BoNT) is one of the most acutely lethal toxins known to humans, and effective treatment for BoNT intoxication is urgently needed. Single-domain antibodies (VHH) have been examined as a countermeasure for BoNT because of their high ...
Jin, Rongsheng +8 more
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SNARE proteins as molecular masters of interneuronal communication [PDF]
In the beginning of the 20th century the groundbreaking work\ud of Ramon y Cajal firmly established the neuron doctrine, according to which neurons are the basic structural and functional units of the nervous system. Von Weldeyer coined the term “neuron”
Georgiev, Danko D., Glazebrook, James F.
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PRRT2 Is a Key Component of the Ca2+-Dependent Neurotransmitter Release Machinery
Heterozygous mutations in proline-rich transmembrane protein 2 (PRRT2) underlie a group of paroxysmal disorders, including epilepsy, kinesigenic dyskinesia, and migraine.
Pierluigi Valente +18 more
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Calcium release through P2X4 activates calmodulin to promote endolysosomal membrane fusion [PDF]
Intra-endolysosomal Ca(2+) release is required for endolysosomal membrane fusion with intracellular organelles. However, the molecular mechanisms for intra-endolysosomal Ca(2+) release and the downstream Ca(2+) targets involved in the fusion remain ...
Baars +70 more
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Genomic Analysis of Synaptotagmin Genes
I used TBLASTn to probe DNA sequence databases with a consensus peptide sequence corresponding to the most highly conserved region of the rodent synaptotagmin (Syt) gene family, which is within the C2B domain. I found human homologues for all known rodent genes, and found six further human genomic loci which encode potential family members.
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Targeting of synaptotagmin to neurite terminals in neuronally differentiated PC12 cells [PDF]
We have investigated structural elements that determine the accumulation of synaptotagmin, a major synaptic vesicle protein, in neurite terminals of neuronally differentiated neuroendocrine pheochromocytoma PC12 cells. We performed extensive deletion and
Enikolopov, G., Krasnov, P. A.
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Selective co-expression of synaptic proteins, α-synuclein, cysteine string protein-α, synaptophysin, synaptotagmin-1, and synaptobrevin-2 in vesicular acetylcholine transporter-immunoreactive axons in the guinea-pig ileum [PDF]
Author version made available in accordance with publisher's policy.Parkinson's disease is a neurodegenerative disorder characterized by Lewy bodies and neurites composed mainly of the presynaptic protein α-synuclein. Frequently, Lewy bodies and neurites
Brookes, Simon Jonathan +2 more
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Synaptotagmin 4: A New Antiobesity Target? [PDF]
In this issue of Neuron, Zhang et al. show that Synaptotagmin 4 (Syt4) is specifically induced in adult hypothalamic oxytocin neurons by high-fat diet. Evidence is provided to support a critical role for Syt4 in negative regulation of oxytocin release, which in turn is responsible for diet-induced obesity, raising the possibility of using Syt4 as a new
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