Search Results - "Ellis, Graham C"
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Reverse Engineering Caged Compounds: Design Principles for their Application in Biology
Published in Angewandte Chemie International Edition (20-02-2023)“…Light passes through biological tissue, and so it is used for imaging biological processes in situ. Such observation is part of the very essence of science,…”
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Compartmentalization of GABAergic Inhibition by Dendritic Spines
Published in Science (American Association for the Advancement of Science) (10-05-2013)“…γ-aminobutyric acid-mediated (GABAergic) inhibition plays a critical role in shaping neuronal activity in the neocortex. Numerous experimental investigations…”
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3
Brain metabolism dictates the polarity of astrocyte control over arterioles
Published in Nature (11-12-2008)“…Calcium signalling in astrocytes couples changes in neural activity to alterations in cerebral blood flow by eliciting vasoconstriction or vasodilation of…”
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Protein Synthesis and Neurotrophin-Dependent Structural Plasticity of Single Dendritic Spines
Published in Science (American Association for the Advancement of Science) (21-03-2008)“…Long-term potentiation (LTP) at glutamatergic synapses is considered to underlie learning and memory and is associated with the enlargement of dendritic…”
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Bidirectional Neuronal Actuation by Uncaging with Violet and Green Light
Published in Angewandte Chemie International Edition (22-03-2024)“…We have developed a photochemical protecting group that enables wavelength selective uncaging using green versus violet light. Change of the exocyclic oxygen…”
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6
Structural basis of long-term potentiation in single dendritic spines
Published in Nature (17-06-2004)“…Dendritic spines of pyramidal neurons in the cerebral cortex undergo activity-dependent structural remodelling that has been proposed to be a cellular basis of…”
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In vivo two‐photon uncaging of glutamate revealing the structure–function relationships of dendritic spines in the neocortex of adult mice
Published in The Journal of physiology (15-05-2011)“…Non‐technical summary Neurons communicate with each other with synapses using chemical messengers. The major synapses in the cerebral cortex utilize glutamate…”
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Cloaked Caged Compounds: Chemical Probes for Two‐Photon Optoneurobiology
Published in Angewandte Chemie International Edition (02-01-2017)“…Caged neurotransmitters, in combination with focused light beams, enable precise interrogation of neuronal function, even at the level of single synapses…”
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Optically Selective Two-Photon Uncaging of Glutamate at 900 nm
Published in Journal of the American Chemical Society (24-04-2013)“…We have synthesized a 7-diethylaminocoumarin (DEAC) derivative that allows wavelength-selective two-photon uncaging at 900 nm versus 720 nm. This new caging…”
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Dendrimer Conjugation Enables Multiphoton Chemical Neurophysiology Studies with an Extended π‐Electron Caging Chromophore
Published in Angewandte Chemie International Edition (26-08-2019)“…We have developed a caged neurotransmitter using an extended π‐electron chromophore for efficient multiphoton uncaging on living neurons. Widely studied in a…”
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Local recovery of cardiac calcium‐induced calcium release interrogated by ultra‐effective, two‐photon uncaging of calcium
Published in The Journal of physiology (01-08-2021)“…Key points In cardiac myocytes, subcellular local calcium release signals, calcium sparks, are recruited to form each cellular calcium transient and activate…”
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12
Optical probing of acetylcholine receptors on neurons in the medial habenula with a novel caged nicotine drug analogue
Published in The Journal of physiology (01-11-2018)“…Key points A new caged nicotinic acetylcholine receptor (nAChR) agonist was developed, ABT594, which is photolysed by one‐ and two‐photon excitation. The caged…”
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Substantial fibrin amyloidogenesis in type 2 diabetes assessed using amyloid-selective fluorescent stains
Published in Cardiovascular diabetology (02-11-2017)“…We have previously shown that many chronic, inflammatory diseases are accompanied, and possibly partly caused or exacerbated, by various coagulopathies,…”
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14
Dendritic spine geometry is critical for AMPA receptor expression in hippocampal CA1 pyramidal neurons
Published in Nature neuroscience (01-11-2001)“…Dendritic spines serve as preferential sites of excitatory synaptic connections and are pleomorphic. To address the structure-function relationship of the…”
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Coccidioidomycosis Seroincidence and Risk among Military Personnel, Naval Air Station Lemoore, San Joaquin Valley, California, USA
Published in Emerging infectious diseases (01-09-2022)“…We conducted a retrospective cohort study that tested 2,000 US military personnel for Coccidioides antibodies in a disease-endemic region. The overall…”
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16
Calcium Uncaging with Visible Light
Published in Journal of the American Chemical Society (23-03-2016)“…We have designed a nitroaromatic photochemical protecting group that absorbs visible light in the violet-blue range. The chromophore is a dinitro derivative of…”
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Thermodynamically Stable, Photoreversible Pharmacology in Neurons with One‐ and Two‐Photon Excitation
Published in Angewandte Chemie International Edition (17-09-2018)“…Photoswitchable bioprobes enable bidirectional control of cell physiology with different wavelengths of light. Many current photoswitches use cytotoxic UV…”
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Two-color, one-photon uncaging of glutamate and GABA
Published in PloS one (08-11-2017)“…Neuronal cells receive a variety of excitatory and inhibitory signals which they process to generate an output signal. In order to study the interaction…”
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Useful Caged Compounds for Cell Physiology
Published in Accounts of chemical research (18-08-2020)“…Conspectus Light has been instrumental in the study of living cells since its use helped in their discovery in the late 17th century. Further, combining…”
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Recombinant Probes for Visualizing Endogenous Synaptic Proteins in Living Neurons
Published in Neuron (Cambridge, Mass.) (19-06-2013)“…The ability to visualize endogenous proteins in living neurons provides a powerful means to interrogate neuronal structure and function. Here we…”
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