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Message: Return type of CI_Session_files_driver::open($save_path, $name) should either be compatible with SessionHandlerInterface::open(string $path, string $name): bool, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice
Filename: drivers/Session_files_driver.php
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Backtrace:
File: /home/orthodiedw/nutridatabase/application/controllers/Articles.php
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Function: __construct
File: /home/orthodiedw/nutridatabase/index.php
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Message: Return type of CI_Session_files_driver::close() should either be compatible with SessionHandlerInterface::close(): bool, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice
Filename: drivers/Session_files_driver.php
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Backtrace:
File: /home/orthodiedw/nutridatabase/application/controllers/Articles.php
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Function: __construct
File: /home/orthodiedw/nutridatabase/index.php
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Function: require_once
Severity: 8192
Message: Return type of CI_Session_files_driver::read($session_id) should either be compatible with SessionHandlerInterface::read(string $id): string|false, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice
Filename: drivers/Session_files_driver.php
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Function: __construct
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Function: require_once
Severity: 8192
Message: Return type of CI_Session_files_driver::write($session_id, $session_data) should either be compatible with SessionHandlerInterface::write(string $id, string $data): bool, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice
Filename: drivers/Session_files_driver.php
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Backtrace:
File: /home/orthodiedw/nutridatabase/application/controllers/Articles.php
Line: 7
Function: __construct
File: /home/orthodiedw/nutridatabase/index.php
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Function: require_once
Severity: 8192
Message: Return type of CI_Session_files_driver::destroy($session_id) should either be compatible with SessionHandlerInterface::destroy(string $id): bool, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice
Filename: drivers/Session_files_driver.php
Line Number: 315
Backtrace:
File: /home/orthodiedw/nutridatabase/application/controllers/Articles.php
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Function: __construct
File: /home/orthodiedw/nutridatabase/index.php
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Function: require_once
Severity: 8192
Message: Return type of CI_Session_files_driver::gc($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
Line Number: 356
Backtrace:
File: /home/orthodiedw/nutridatabase/application/controllers/Articles.php
Line: 7
Function: __construct
File: /home/orthodiedw/nutridatabase/index.php
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Severity: Warning
Message: ini_set(): Session ini settings cannot be changed after headers have already been sent
Filename: Session/Session.php
Line Number: 282
Backtrace:
File: /home/orthodiedw/nutridatabase/application/controllers/Articles.php
Line: 7
Function: __construct
File: /home/orthodiedw/nutridatabase/index.php
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Severity: Warning
Message: session_set_cookie_params(): Session cookie parameters cannot be changed after headers have already been sent
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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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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File: /home/orthodiedw/nutridatabase/application/controllers/Articles.php
Line: 7
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File: /home/orthodiedw/nutridatabase/index.php
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Filename: Session/Session.php
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File: /home/orthodiedw/nutridatabase/index.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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Filename: Session/Session.php
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Backtrace:
File: /home/orthodiedw/nutridatabase/application/controllers/Articles.php
Line: 7
Function: __construct
File: /home/orthodiedw/nutridatabase/index.php
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Message: session_set_save_handler(): Session save handler cannot be changed after headers have already been sent
Filename: Session/Session.php
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Backtrace:
File: /home/orthodiedw/nutridatabase/application/controllers/Articles.php
Line: 7
Function: __construct
File: /home/orthodiedw/nutridatabase/index.php
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Function: require_once
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Filename: Session/Session.php
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Backtrace:
File: /home/orthodiedw/nutridatabase/application/controllers/Articles.php
Line: 7
Function: __construct
File: /home/orthodiedw/nutridatabase/index.php
Line: 315
Function: require_once
Un schéma de détection bimodale à résonance fluorométrique et magnétique (MR) est présenté pour la détermination de l'acide ascorbique (AA). Il est basé sur l'utilisation d'un mélange mélangé Au / MnO2 @ BSA préparé selon une stratégie biomimétique, en utilisant de la sérumalbumine bovine (BSA) comme matrice à la température physiologique. La fraction MnO2 @ BSA (une partie du composite) n'est pas sensible à la MR, mais peut être dégradée en composés actifs de la MR lors d'une réaction redox avec des concentrations même ultra-faibles en AA. En parallèle, le mélange Au / MnO2 @ BSA récupère sa fluorescence car MnO2 @ BSA agit comme un extincteur de la fluorescence de Au @ BSA circonjacent (l'autre partie du composite). La fluorescence est généralement mesurée aux longueurs d'onde d'excitation / émission de 470/625 nm. En exploitant cette réaction d'oxydo-réduction entre MnO2 et AA, un schéma de détection à double mode pour l'AA a été développé. La fluorescence et le signal MR augmentent tous les deux avec la concentration en AA. La limite la plus basse pour la détection de AA est de 0,6 µM en mode fluorométrique et de 0,4 µM en mode MR. L'analyse d'échantillons de sérum enrichis en AA a montré que les récupérations obtenues en mode fluorométrique et en mode MR peuvent atteindre 94%. Ceci est le premier rapport sur l'utilisation de nanoparticules mélangées avec leur régularité inhérente de validation croisée. Résumé graphique Présentation schématique de la synthèse biomimétique de nanosondes Au / MnO2 @ BSA mélangées et de la détection bimodale fluorométrique / MR à validation croisée de l'acide ascorbique.
Source: https://www.ncbi.nlm.nih.gov/pubmed/30631952