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Filename: drivers/Session_files_driver.php
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File: /home/orthodiedw/nutridatabase/application/controllers/Articles.php
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Filename: drivers/Session_files_driver.php
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Message: Return type of CI_Session_files_driver::destroy($session_id) should either be compatible with SessionHandlerInterface::destroy(string $id): bool, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice
Filename: drivers/Session_files_driver.php
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Filename: drivers/Session_files_driver.php
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Filename: Session/Session.php
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File: /home/orthodiedw/nutridatabase/application/controllers/Articles.php
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Filename: Session/Session.php
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Function: __construct
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L'ototoxicité est un effet collatéral d'un traitement prolongé à la chloroquine, largement utilisé comme médicament anti-lupus et antipaludique. Les cellules gliales de l'oreille interne sont responsables du maintien de l'homéostasie des cellules neuronales dans le système auditif. Dans la présente étude, nous avons évalué la toxicité induite par la chloroquine et l'effet protecteur du traitement à l'acide ascorbique sur les cultures de cellules gliales de Schwann au niveau de l'oreille interne. Les cellules gliales ont été cultivées à partir d'un organe de Corti de la structure cochléaire de souris. La pureté de la cellule gliale de Schwann a été confirmée par coloration de la protéine S100. La viabilité cellulaire a été évaluée chez des témoins et des cultures ont été traitées avec différentes concentrations de chloroquine. L'absorption de glutamate et la production de ROS ont été mesurées par HPLC et fluorescence de sonde DCFH-DA, respectivement. Les résultats ont montré que le traitement à la chloroquine entraînait une toxicité dépendant de la concentration et du temps (CL50 = 70 µm), ainsi qu'une diminution significative de l'absorption de glutamate et une production élevée de ROS dans les cultures de cellules gliales. Le co-traitement avec l'acide ascorbique a empêché la production de ROS induite par la chloroquine et la toxicité de la chloroquine sur les cultures de cellules gliales. Cette étude préclinique est la première à démontrer la production de ROS induites par la chloroquine par les cellules gliales de l'oreille interne, ainsi que l'effet protecteur de l'acide ascorbique sur ces cellules.
Source: https://www.ncbi.nlm.nih.gov/pubmed/30654088