323846

Anti-inflammatory activity and HPTLC phytochemical screening of Hibiscus sabdariffa leaves

Article

Last updated: 03 Jan 2025

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Abstract

Hibiscus sabdariffa L. is famous for its medicinal properties. The in-vitro anti-inflammatory activity of the total ethanolic extract and different fractions of H. sabdariffa leaves was evaluated. All samples demonstrated anti-inflammatory effect against the pro-inflammatory mediators, TNF-α, IL-1β, IFN-γ and IL-6, where the ethyl acetate fraction exhibited the highest activity. Additionally, untargeted and targeted metabolic profiling were performed using HPTLC-image analysis accompanied by multivariate analysis. This method has been implemented for the first time for the profiling of bioactive secondary metabolites in H. sabdariffa leaves correlated to its anti-inflammatory activity. Targeted metabolic profiling of the samples revealed the presence of lupeol, stigmasterol, β-sitosterol, ursolic acid, kaempferol, quercetin, stigmasterol glucoside, β-sitosterol glucoside, chlorogenic acid, rutin and kaempferol-3-O-glucoside, in addition to the tentative identification of a steryl glycoside and two flavonoids. Semi-quantitation of the identified compounds was established based on the peak areas of their corresponding spots on the TLC plates. Orthogonal projection to latent structures (OPLS) model correlated the HPTLC chromatographic data of the identified compounds with the anti-inflammatory activity revealing that kaempferol, quercetin, kaempferol-3-O-glucoside, flavonoid 1, flavonoid 2, rutin and chlorogenic acid are the chemical markers most contributing to the model. This is in line with their presence in high amount in the ethyl acetate fraction that displayed the greatest anti-inflammatory activity across all tested mediators. These results prove the potential of H. sabdariffa leaves as anti-inflammatory agent and the correlation of its content of flavonoids and phenolic acids to such activity.

DOI

10.21608/rpbs.2023.242616.1250

Keywords

Hibiscus Sabdariffa, Anti-inflammatory, leaves, HPTLC, multivariate analysis

Authors

First Name

Nahla

Last Name

El-Gazzar

MiddleName

S.

Affiliation

Department of Pharmacognosy, faculty of pharmacy, Alexandria university, Egypt

Email

shawky.nahla@yahoo.com

City

Alexandria

Orcid

0000-0003-2865-5386

First Name

Doaa

Last Name

Ghareeb

MiddleName

A.

Affiliation

Bio-screening and Preclinical Trial Lab, Biochemistry Department, Faculty of Science, Alexandria University, Alexandria, Egypt. Biochemistry Department, Faculty of Science, Alexandria University, Alexandria, Egypt .

Email

dghareeb@srtacity.sci.eg

City

-

Orcid

-

First Name

Fatma

Last Name

Mahmoud

MiddleName

A.A.

Affiliation

Bio-screening and Preclinical Trial Lab, Biochemistry Department, Faculty of Science, Alexandria University, Alexandria, Egypt

Email

fatmaa@srtacity.sci.eg

City

-

Orcid

-

First Name

Ingy

Last Name

Abdallah

MiddleName

I.

Affiliation

Department of Pharmacognosy, Faculty of Pharmacy, Alexandria University, Egypt

Email

ibrahim.ingy@gmail.com

City

Alexandria

Orcid

-

Volume

7

Article Issue

2

Related Issue

38938

Issue Date

2023-01-01

Receive Date

2023-10-14

Publish Date

2023-01-01

Page Start

198

Page End

206

Print ISSN

2536-9857

Online ISSN

2535-2091

Link

https://rpbs.journals.ekb.eg/article_323846.html

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https://rpbs.journals.ekb.eg/service?article_code=323846

Order

323,846

Type

Original Article

Type Code

532

Publication Type

Journal

Publication Title

Records of Pharmaceutical and Biomedical Sciences

Publication Link

https://rpbs.journals.ekb.eg/

MainTitle

Anti-inflammatory activity and HPTLC phytochemical screening of Hibiscus sabdariffa leaves

Details

Type

Article

Created At

23 Dec 2024