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- # Metadata for DOI registration according to DataCite Metadata Schema 4.1.
- # For detailed schema description see https://doi.org/10.5438/0014
- ## Required fields
- # The main researchers involved. Include digital identifier (e.g., ORCID)
- # if possible, including the prefix to indicate its type.
- authors:
- -
- firstname: "Tiziano"
- lastname: "D'Andrea"
- affiliation: "Department of Physiology and Pharmacology, Sapienza Rome University, Rome, Italy"
- id: "ORCID:0000-0002-3487-8546"
- -
- firstname: "Maria Cristina"
- lastname: "Benedetti"
- affiliation: "Department of Biology and Biotechnologies “Charles Darwin”, Sapienza Rome University, Rome, Italy"
- id: "ORCID:0000-0002-8022-0323"
- -
- firstname: "Lucia"
- lastname: "Monaco"
- affiliation: "Department of Physiology and Pharmacology, Sapienza Rome University, Rome, Italy"
- id: "ORCID:0000-0002-1986-1711"
- -
- firstname: "Alessandro"
- lastname: "Rosa"
- affiliation: "Department of Biology and Biotechnologies “Charles Darwin”, Sapienza Rome University, Rome, Italy"
- id: "ORCID:0000-0001-9999-7223"
- -
- firstname: "Sergio"
- lastname: "Fucile"
- affiliation: "Department of Physiology and Pharmacology, Sapienza Rome University, Rome, Italy; IRCCS Neuromed, Pozzilli (Is), Italy"
- id: "ORCID:0000-0003-0698-1148"
-
- # A title to describe the published resource.
- title: "RAW DATA for Selective reduction of Ca2+ entry through the human NMDA receptor - a quantitative study by simultaneous Ca2+ and Na+ imaging"
- # Additional information about the resource, e.g., a brief abstract.
- description: |
- Excessive Ca2+ influx through N-methyl-D-aspartate type glutamate receptors (NMDAR) is associated
- with excitotoxicity and neuronal death. Thus, a reduction of NMDA-mediated Ca2+ entry could represent
- a valid neuroprotective strategy. We developed a new two-fluorophore approach to efficiently assess
- the Ca2+ permeability of ligand-gated ion channels, including NMDARs, in different conditions.
- This technique was able to discriminate differential Ca2+ permeation through different receptor-channels,
- and through the same channel in different conditions. With this method we confirmed that EU1794-4,
- a negative allosteric modulator of NMDARs, decreased their Ca2+ permeability. Furthermore,
- we measured for the first time the fractional Ca2+ current (Pf, i.e. the percentage of the total current
- carried by Ca2+ ions) of human NMDARs in the presence of EU1794-4, exhibiting a 40 % reduction in comparison
- of control conditions. EU1794-4 was also able to reduce NMDA-mediated Ca2+ entry in human neurons derived
- from induced pluripotent stem cells. This last effect was stronger in the absence of extracellular Mg2+, but
- still significant in its presence, supporting the hypothesis to use NMDA-selective allosteric modulators
- to lower Ca2+ influx in human neurons, to prevent Ca2+-dependent excitotoxicity and consequent neurodegeneration.
-
- To use data please refer to each figure legend in the associated paper. Data are organized following the figure order (1 figure, 1 directory), with subdirectory including each distinct experimental condition.
- Data used as control and used in multiple figures are only reported in the directory related to the first figure in which they are displayed.
- Files including fluorescence microscopy data (concerning all figures) are derived and must be visualized using the Sofware MetaPhluor (Molecular Devices).
- Files including electrophysiological data (patch-clamp; Fig.5 only) can be visualized by using ClampFit (Molecular Devices).
- For any further information please contact Prof. Sergio Fucile (sergio.fucile@uniroma1.it)
-
- # Lit of keywords the resource should be associated with.
- # Give as many keywords as possible, to make the resource findable.
- keywords:
- - Neuroscience
- - Excitotoxicity
- - Neurodegeneration
- - Neuroprotection
- - Ca2+ permeability
- - negative allosteric modulator
- - human iPSCs.
- # License information for this resource. Please provide the license name and/or a link to the license.
- # Please add also a corresponding LICENSE file to the repository.
- license:
- name: "Creative Commons CC0 1.0 Public Domain Dedication"
- url: "https://creativecommons.org/publicdomain/zero/1.0/"
- ## Optional Fields
- # Funding information for this resource.
- # Separate funder name and grant number by comma.
- funding:
- - "Italian Ministry of Health (Ricerca Corrente)"
-
- # Related publications. reftype might be: IsSupplementTo, IsDescribedBy, IsReferencedBy.
- # Please provide digital identifier (e.g., DOI) if possible.
- # Add a prefix to the ID, separated by a colon, to indicate the source.
- # Supported sources are: DOI, arXiv, PMID
- # In the citation field, please provide the full reference, including title, authors, journal etc.
- references:
- -
- id: "doi:tba"
- reftype: "IsSupplementTo"
- citation: "Tiziano DAndrea, Maria Cristina Benedetti, Lucia Monaco, Alessandro Rosa, Sergio Fucile: Selective reduction of Ca2+ entry through the human NMDA receptor: a quantitative study by simultaneous Ca2+ and Na+ imaging. Submitted."
- # Resource type. Default is Dataset, other possible values are Software, DataPaper, Image, Text.
- resourcetype: Dataset
- # Do not edit or remove the following line
- templateversion: 1.2
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