Search Results - "Figueroa, Vania"

Gap-junction channels dysfunction in deafness and hearing loss by Martínez, Agustín D, Acuña, Rodrigo, Figueroa, Vania, Maripillan, Jaime, Nicholson, Bruce

“…Gap-junction channels connect the cytoplasm of adjacent cells, allowing the diffusion of ions and small metabolites. They are formed at the appositional plasma…”
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Permeation of Calcium through Purified Connexin 26 Hemichannels by Fiori, Mariana C., Figueroa, Vania, Zoghbi, Maria E., Saéz, Juan C., Reuss, Luis, Altenberg, Guillermo A.

“…Gap junction channels communicate the cytoplasms of two cells and are formed by head to head association of two hemichannels, one from each of the cells. Gap…”
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Glucose increases intracellular free Ca2+ in tanycytes via ATP released through connexin 43 hemichannels by Orellana, Juan A., Sáez, Pablo J., Cortés-campos, Christian, Elizondo, Roberto J., Shoji, Kenji F., Contreras-Duarte, Susana, Figueroa, Vania, Velarde, Victoria, Jiang, Jean X., Nualart, Francisco, Sáez, Juan C., García, María A.

“…The ventromedial hypothalamus is involved in regulating feeding and satiety behavior, and its neurons interact with specialized ependymal‐glial cells, termed…”
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Disruption in connexin-based communication is associated with intracellular Ca²⁺ signal alterations in astrocytes from Niemann-Pick type C mice by Sáez, Pablo J, Orellana, Juan A, Vega-Riveros, Natalia, Figueroa, Vania A, Hernández, Diego E, Castro, Juan F, Klein, Andrés D, Jiang, Jean X, Zanlungo, Silvana, Sáez, Juan C

“…Reduced astrocytic gap junctional communication and enhanced hemichannel activity were recently shown to increase astroglial and neuronal vulnerability to…”
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Contribution of Connexin Hemichannels to the Decreases in Cell Viability Induced by Linoleic Acid in the Human Lens Epithelial Cells (HLE-B3) by Figueroa, Vania A, Jara, Oscar, Oliva, Carolina A, Ezquer, Marcelo, Ezquer, Fernando, Retamal, Mauricio A, Martínez, Agustín D, Altenberg, Guillermo A, Vargas, Aníbal A

“…Connexin (Cx) proteins form gap junction channels (GJC) and hemichannels that a allow bidirectional flow of ions and metabolites between the cytoplasm and…”
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Carbon Monoxide (CO) Is a Novel Inhibitor of Connexin Hemichannels by León-Paravic, Carmen G., Figueroa, Vania A., Guzmán, Diego J., Valderrama, Carlos F., Vallejos, Antonio A., Fiori, Mariana C., Altenberg, Guillermo A., Reuss, Luis, Retamal, Mauricio A.

“…Hemichannels (HCs) are hexamers of connexins that can form gap-junction channels at points of cell contacts or “free HCs” at non-contacting regions. HCs are…”
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Corrigendum: Contribution of Connexin Hemichannels to the Decreases in Cell Viability Induced by Linoleic Acid in the Human Lens Epithelial Cells (HLE-B3) by Figueroa, Vania A, Jara, Oscar, Oliva, Carolina A, Ezquer, Marcelo, Ezquer, Fernando, Retamal, Mauricio A, Martínez, Agustín D, Altenberg, Guillermo A, Vargas, Aníbal A

“…[This corrects the article DOI: 10.3389/fphys.2019.01574.]…”
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Gap-junctional channel and hemichannel activity of two recently identified connexin 26 mutants associated with deafness by Dalamon, Viviana, Fiori, Mariana C., Figueroa, Vania A., Oliva, Carolina A., del Rio, Rodrigo, Gonzalez, Wendy, Canan, Jonathan, Elgoyhen, Ana B., Altenberg, Guillermo A., Retamal, Mauricio A.

“…Gap-junction channels (GJCs) are formed by head-to-head association of two hemichannels (HCs, connexin hexamers). HCs and GJCs are permeable to ions and…”
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Critical role of the first transmembrane domain of Cx26 in regulating oligomerization and function by Jara, Oscar, Acuña, Rodrigo, García, Isaac E, Maripillán, Jaime, Figueroa, Vania, Sáez, Juan C, Araya-Secchi, Raúl, Lagos, Carlos F, Pérez-Acle, Tomas, Berthoud, Viviana M, Beyer, Eric C, Martínez, Agustín D

“…To identify motifs involved in oligomerization of the gap junction protein Cx26, we studied individual transmembrane (TM) domains and the full-length protein…”
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Extracellular gentamicin reduces the activity of connexin hemichannels and interferes with purinergic Ca(2+) signaling in HeLa cells by Figueroa, Vania A, Retamal, Mauricio A, Cea, Luis A, Salas, José D, Vargas, Aníbal A, Verdugo, Christian A, Jara, Oscar, Martínez, Agustín D, Sáez, Juan C

“…Gap junction channels (GJCs) and hemichannels (HCs) are composed of protein subunits termed connexins (Cxs) and are permeable to ions and small molecules. In…”
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Extracellular gentamicin reduces the activity of connexin hemichannels and interferes with purinergic Ca2+ signaling in HeLa cells by Figueroa, Vania A., Retamal, Mauricio A., Cea, Luis A., Salas, José D., Vargas, Aníbal A., Verdugo, Christian A., Jara, Oscar, Martínez, Agustín D., Sáez, Juan C.

“…Gap junction channels (GJCs) and hemichannels (HCs) are composed of protein subunits termed connexins (Cxs) and are permeable to ions and small molecules. In…”
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Neuromyths about neurodevelopmental disorders in Chilean teachers by Armstrong-Gallegos, Stephanie, Van Herwegen, Jo, Ipinza, Vania Figueroa

“…Misconceptions about how the brain works (neuromyths) are shown to be common among educators, but little is known about neurodevelopmental disorders (NDDs)…”
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Linolenic and Linoleic Acid Induce the Opening of Connexin 43, 46 and 50 Hemichannel in Human Hela Cells by Figueroa, Vania A., Retamal, Mauricio A.

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Glucose increases intracellular free Ca(2+) in tanycytes via ATP released through connexin 43 hemichannels by Orellana, Juan A, Sáez, Pablo J, Cortés-Campos, Christian, Elizondo, Roberto J, Shoji, Kenji F, Contreras-Duarte, Susana, Figueroa, Vania, Velarde, Victoria, Jiang, Jean X, Nualart, Francisco, Sáez, Juan C, García, María A

“…The ventromedial hypothalamus is involved in regulating feeding and satiety behavior, and its neurons interact with specialized ependymal-glial cells, termed…”
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Linoleic acid induces opening of connexin26 hemichannels through a PI3K/Akt/Ca(2+)-dependent pathway by Figueroa, Vania, Sáez, Pablo J, Salas, José D, Salas, Daniela, Jara, Oscar, Martínez, Agustín D, Sáez, Juan C, Retamal, Mauricio A

“…Connexin hemichannel (Cx HC) opening is involved in physiological and pathological processes, allowing the cellular release of autocrine/paracrine signaling…”
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Linoleic acid induces opening of connexin26 hemichannels through a PI3K/Akt/Ca2+-dependent pathway by Figueroa, Vania, Sáez, Pablo J., Salas, José D., Salas, Daniela, Jara, Oscar, Martínez, Agustín D., Sáez, Juan C., Retamal, Mauricio A.

“…Connexin hemichannel (Cx HC) opening is involved in physiological and pathological processes, allowing the cellular release of autocrine/paracrine signaling…”
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Disruption in Connexin-Based Communication Is Associated with Intracellular Ca.sup.2+ Signal Alterations in Astrocytes from Niemann-Pick Type C Mice by Sáez, Pablo J, Orellana, Juan A, Vega-Riveros, Natalia, Figueroa, Vania A, Hernández, Diego E, Castro, Juan F, Klein, Andrés D, Jiang, Jean X, Zanlungo, Silvana, Sáez, Juan C

“…Reduced astrocytic gap junctional communication and enhanced hemichannel activity were recently shown to increase astroglial and neuronal vulnerability to…”
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Regulation of intercellular calcium signaling through calcium interactions with connexin-based channels by Orellana, Juan A, Sánchez, Helmuth A, Schalper, Kurt A, Figueroa, Vania, Sáez, Juan C

“…The synchronization of numerous cellular events requires complex electric and metabolic cell-cell interactions. Connexins are a family of membrane proteins…”
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Glucose increases intracellular free Ca 2+ in tanycytes via ATP released through connexin 43 hemichannels by Orellana, Juan A., Sáez, Pablo J., Cortés‐campos, Christian, Elizondo, Roberto J., Shoji, Kenji F., Contreras‐Duarte, Susana, Figueroa, Vania, Velarde, Victoria, Jiang, Jean X., Nualart, Francisco, Sáez, Juan C., García, María A.

“…The ventromedial hypothalamus is involved in regulating feeding and satiety behavior, and its neurons interact with specialized ependymal‐glial cells, termed…”
Get full text