Ninjin’yoeito ameliorated PPE-induced pulmonary emphysema and anxiety/depressive-like behavior in aged C57BL/6J mice

The prevalence of chronic obstructive pulmonary disease (COPD) is increasing in the elderly. COPD is a chronic respiratory disease characterized by airway remodeling and alveolar emphysema. COPD patients are also at high risk for mental illnesses such as depression and anxiety. Ninjin’yoeito (NYT) i...

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Main Authors: Taiki Shimoyama, Marisa Kaneda, Shota Yoshida, Seiwa Michihara, Nina Fujita, Li-kun Han, Ryuji Takahashi
Format: Article
Language:English
Published: Frontiers Media S.A. 2022-10-01
Series:Frontiers in Pharmacology
Subjects:
Online Access:https://www.frontiersin.org/articles/10.3389/fphar.2022.970697/full
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author Taiki Shimoyama
Marisa Kaneda
Shota Yoshida
Seiwa Michihara
Nina Fujita
Li-kun Han
Ryuji Takahashi
author_facet Taiki Shimoyama
Marisa Kaneda
Shota Yoshida
Seiwa Michihara
Nina Fujita
Li-kun Han
Ryuji Takahashi
author_sort Taiki Shimoyama
collection DOAJ
description The prevalence of chronic obstructive pulmonary disease (COPD) is increasing in the elderly. COPD is a chronic respiratory disease characterized by airway remodeling and alveolar emphysema. COPD patients are also at high risk for mental illnesses such as depression and anxiety. Ninjin’yoeito (NYT) is prescribed to patients with conditions such as post-illness and postoperative weakness, fatigue, poor appetite, skin rash, cold hands and feet, and anemia. In addition to traditional uses, NYT is also prescribed as a therapeutic drug for poor functioning of the digestive organs, respiratory organs, and urinary organs. NYT is also known to have an antioxidant effect. The objective of this study was to investigate whether NYT could ameliorate COPD-induced lung injury and anxiety/depression in aged C57BL/6J mice exposed to porcine pancreatic elastase (PPE). While intratracheal administration of PPE induced emphysema in elderly mice, long-term administration of NYT suppressed the pathology. NYT was also found to suppress the apoptosis and oxidative stress caused by PPE. In addition, long-term administration of NYT was found to ameliorate PPE-induced depressive-like behavior in three different behavioral studies. These results suggest that NYT has a therapeutic effect on emphysema and the behavioral abnormalities caused by PPE.
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spelling doaj.art-14f65237a7764941987be0a3a7bfb69b2022-12-22T04:13:03ZengFrontiers Media S.A.Frontiers in Pharmacology1663-98122022-10-011310.3389/fphar.2022.970697970697Ninjin’yoeito ameliorated PPE-induced pulmonary emphysema and anxiety/depressive-like behavior in aged C57BL/6J miceTaiki ShimoyamaMarisa KanedaShota YoshidaSeiwa MichiharaNina FujitaLi-kun HanRyuji TakahashiThe prevalence of chronic obstructive pulmonary disease (COPD) is increasing in the elderly. COPD is a chronic respiratory disease characterized by airway remodeling and alveolar emphysema. COPD patients are also at high risk for mental illnesses such as depression and anxiety. Ninjin’yoeito (NYT) is prescribed to patients with conditions such as post-illness and postoperative weakness, fatigue, poor appetite, skin rash, cold hands and feet, and anemia. In addition to traditional uses, NYT is also prescribed as a therapeutic drug for poor functioning of the digestive organs, respiratory organs, and urinary organs. NYT is also known to have an antioxidant effect. The objective of this study was to investigate whether NYT could ameliorate COPD-induced lung injury and anxiety/depression in aged C57BL/6J mice exposed to porcine pancreatic elastase (PPE). While intratracheal administration of PPE induced emphysema in elderly mice, long-term administration of NYT suppressed the pathology. NYT was also found to suppress the apoptosis and oxidative stress caused by PPE. In addition, long-term administration of NYT was found to ameliorate PPE-induced depressive-like behavior in three different behavioral studies. These results suggest that NYT has a therapeutic effect on emphysema and the behavioral abnormalities caused by PPE.https://www.frontiersin.org/articles/10.3389/fphar.2022.970697/fullaged C57BL/6Jninjin’yoeitoCOPDapoptosisantioxidantanxiety
spellingShingle Taiki Shimoyama
Marisa Kaneda
Shota Yoshida
Seiwa Michihara
Nina Fujita
Li-kun Han
Ryuji Takahashi
Ninjin’yoeito ameliorated PPE-induced pulmonary emphysema and anxiety/depressive-like behavior in aged C57BL/6J mice
Frontiers in Pharmacology
aged C57BL/6J
ninjin’yoeito
COPD
apoptosis
antioxidant
anxiety
title Ninjin’yoeito ameliorated PPE-induced pulmonary emphysema and anxiety/depressive-like behavior in aged C57BL/6J mice
title_full Ninjin’yoeito ameliorated PPE-induced pulmonary emphysema and anxiety/depressive-like behavior in aged C57BL/6J mice
title_fullStr Ninjin’yoeito ameliorated PPE-induced pulmonary emphysema and anxiety/depressive-like behavior in aged C57BL/6J mice
title_full_unstemmed Ninjin’yoeito ameliorated PPE-induced pulmonary emphysema and anxiety/depressive-like behavior in aged C57BL/6J mice
title_short Ninjin’yoeito ameliorated PPE-induced pulmonary emphysema and anxiety/depressive-like behavior in aged C57BL/6J mice
title_sort ninjin yoeito ameliorated ppe induced pulmonary emphysema and anxiety depressive like behavior in aged c57bl 6j mice
topic aged C57BL/6J
ninjin’yoeito
COPD
apoptosis
antioxidant
anxiety
url https://www.frontiersin.org/articles/10.3389/fphar.2022.970697/full
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