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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 $id): bool, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice
Filename: drivers/Session_files_driver.php
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Message: Return type of CI_Session_files_driver::gc($maxlifetime) should either be compatible with SessionHandlerInterface::gc(int $max_lifetime): int|false, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice
Filename: drivers/Session_files_driver.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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File: /home/orthodiedw/nutridatabase/application/controllers/Articles.php
Line: 7
Function: __construct
File: /home/orthodiedw/nutridatabase/index.php
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Filename: Session/Session.php
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Filename: Session/Session.php
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Filename: Session/Session.php
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Line: 7
Function: __construct
File: /home/orthodiedw/nutridatabase/index.php
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Les réactions d’oxydation peuvent entraîner la formation d’espèces excitées électroniquement qui subissent une désintégration radiative en fonction de la transition électronique de l’état excité à l’état fondamental, suivie d’une émission de photons ultra-faible (UPE). Nous avons étudié l'UPE du système Fe (2+) -EDTA (acide éthylènediaminetétraacétique) -AA (acide ascorbique) -H2O2 (peroxyde d'hydrogène) avec un luminomètre à tubes multiples (compteur de photons refroidi par Peltier, gamme spectrale de 380 à 630 nm). L’UPE, de 92,6 mol / L Fe (2+), 185,2 mol / EDTA, 472 mol / L AA, 2,6 mmol / L H2 O2, a atteint 1217 ± 118 unités de lumière relative pendant une mesure de 2 min et était d'environ deux fois plus élevé (P <0,001) que l'UPE des systèmes incomplets (Fe (2+) -AA-H2 O2, Fe (2+) -EDTA-H2 O2, AA-H2 O2) et du milieu seul. Substitution de Fe (2+) avec du Cr (2+), du Co (2+), du Mn (2+) ou du Cu (2+) ainsi que de l'EDTA avec de l'EGTA (éthylène glycol-bis (beta-aminoéthyl éther)) - N, N, N ', N'-tétraacétique) ou un citrate puissamment inhibé UPE. Des expériences avec des agents de piégeage d'espèces réactives de l'oxygène (diméthylsulfoxyde, mannitol, azoture de sodium, superoxyde dismutase) ont révélé la dépendance de l'EPU uniquement vis-à-vis des radicaux hydroxyles. Le diméthylsulfoxyde à la concentration de 0,74 mmol / L a inhibé l'UPE de 79 ± 4%. Les composés phénoliques végétaux (acides férulique, chlorogénique et caffec) à la concentration de 870 mmol / L ont fortement augmenté l'EPU de 5, 13,9 et 46,8 fois (P <0,001), respectivement. Il est suggéré que l’augmentation de l’UPE provenant du système Fe (2+) -EDTA-AA-H2 O2 puisse être appliquée à la détection de ces substances phytochimiques.
Source: https://www.ncbi.nlm.nih.gov/pubmed/30675979