Phytochemical Characterization of Mentha spicata L. Under Differential Dried-Conditions and Associated Nephrotoxicity Screening of Main Compound With Organ-on-a-Chip

Spearmint (Mentha spicata L.) is normally used as a vegetable flavoring herb. It also has several pharmacological activities against fever, cough, infection, and inflammation. The current study presents an untargeted comparative metabolomics approach utilizing HPLC-QTOF-MS high-throughput analytical...

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Main Authors: Xian Li, Tian Tian
Format: Article
Language:English
Published: Frontiers Media S.A. 2018-09-01
Series:Frontiers in Pharmacology
Subjects:
Online Access:https://www.frontiersin.org/article/10.3389/fphar.2018.01067/full
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author Xian Li
Tian Tian
author_facet Xian Li
Tian Tian
author_sort Xian Li
collection DOAJ
description Spearmint (Mentha spicata L.) is normally used as a vegetable flavoring herb. It also has several pharmacological activities against fever, cough, infection, and inflammation. The current study presents an untargeted comparative metabolomics approach utilizing HPLC-QTOF-MS high-throughput analytical technology to provide insights into the effect of the drying process on the examined spearmint species. To the best of our knowledge, this is the first report of compositional differences among fresh and dried spearmint leaves determined via a metabolomic approach to reveal that dried leaves are a better source of bioactive metabolites. The nephrotoxicity of kaempferol, a bioactive metabolite from spearmint, was further assessed with a kidney-on-a-chip. On the designed chip, a GelMA-based 3D culture platform mimics the microenvironment and basic functions of the kidney. In addition, the chip’s transparency allows for direct observation under an optical microscope. Treatment of human embryonic kidney cells with 30 μM of kaempferol for 12 h induced no obvious cell injury or apoptosis in the cells, on the basis of morphology, thus providing a proof-of-concept demonstration of kaempferol’s non-toxicity.
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spelling doaj.art-a8421f40c52946e79bc08a977a6ceb262022-12-21T18:49:39ZengFrontiers Media S.A.Frontiers in Pharmacology1663-98122018-09-01910.3389/fphar.2018.01067418864Phytochemical Characterization of Mentha spicata L. Under Differential Dried-Conditions and Associated Nephrotoxicity Screening of Main Compound With Organ-on-a-ChipXian LiTian TianSpearmint (Mentha spicata L.) is normally used as a vegetable flavoring herb. It also has several pharmacological activities against fever, cough, infection, and inflammation. The current study presents an untargeted comparative metabolomics approach utilizing HPLC-QTOF-MS high-throughput analytical technology to provide insights into the effect of the drying process on the examined spearmint species. To the best of our knowledge, this is the first report of compositional differences among fresh and dried spearmint leaves determined via a metabolomic approach to reveal that dried leaves are a better source of bioactive metabolites. The nephrotoxicity of kaempferol, a bioactive metabolite from spearmint, was further assessed with a kidney-on-a-chip. On the designed chip, a GelMA-based 3D culture platform mimics the microenvironment and basic functions of the kidney. In addition, the chip’s transparency allows for direct observation under an optical microscope. Treatment of human embryonic kidney cells with 30 μM of kaempferol for 12 h induced no obvious cell injury or apoptosis in the cells, on the basis of morphology, thus providing a proof-of-concept demonstration of kaempferol’s non-toxicity.https://www.frontiersin.org/article/10.3389/fphar.2018.01067/fullspearmintphytochemical profilesnephrotoxicitycomparative metabolomicsorgan-on-a-chip
spellingShingle Xian Li
Tian Tian
Phytochemical Characterization of Mentha spicata L. Under Differential Dried-Conditions and Associated Nephrotoxicity Screening of Main Compound With Organ-on-a-Chip
Frontiers in Pharmacology
spearmint
phytochemical profiles
nephrotoxicity
comparative metabolomics
organ-on-a-chip
title Phytochemical Characterization of Mentha spicata L. Under Differential Dried-Conditions and Associated Nephrotoxicity Screening of Main Compound With Organ-on-a-Chip
title_full Phytochemical Characterization of Mentha spicata L. Under Differential Dried-Conditions and Associated Nephrotoxicity Screening of Main Compound With Organ-on-a-Chip
title_fullStr Phytochemical Characterization of Mentha spicata L. Under Differential Dried-Conditions and Associated Nephrotoxicity Screening of Main Compound With Organ-on-a-Chip
title_full_unstemmed Phytochemical Characterization of Mentha spicata L. Under Differential Dried-Conditions and Associated Nephrotoxicity Screening of Main Compound With Organ-on-a-Chip
title_short Phytochemical Characterization of Mentha spicata L. Under Differential Dried-Conditions and Associated Nephrotoxicity Screening of Main Compound With Organ-on-a-Chip
title_sort phytochemical characterization of mentha spicata l under differential dried conditions and associated nephrotoxicity screening of main compound with organ on a chip
topic spearmint
phytochemical profiles
nephrotoxicity
comparative metabolomics
organ-on-a-chip
url https://www.frontiersin.org/article/10.3389/fphar.2018.01067/full
work_keys_str_mv AT xianli phytochemicalcharacterizationofmenthaspicatalunderdifferentialdriedconditionsandassociatednephrotoxicityscreeningofmaincompoundwithorganonachip
AT tiantian phytochemicalcharacterizationofmenthaspicatalunderdifferentialdriedconditionsandassociatednephrotoxicityscreeningofmaincompoundwithorganonachip