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47284

A Study of Modulating Effects of Caffeine against Hepatic Damage in Acute Paracetamol Intoxicated Male Albino Rats

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Last updated: 30 Jan 2023

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Abstract

Coffee is the most frequently consumed beverage worldwide that affects several body organs and systems. This work was designed to evaluate the possible modulating effects of caffeine on hepatotoxicity induced by acute paracetamol (PCM) intoxication in rats.  Ninty adult male albino rats were classified into 4 main groups: Group 1 (negative control) contains 10 rats, Group 2 (positive control) contains 40 rats which is divided equally into 4 subgroups: [2a] received distilled water,  [2b] receiving 30 mg/kg caffeine, (2c) receiving 100 mg/kg caffeine, [2d] receiving PCM 2 g/kg, Group 3 contains 20 rats which is divided equally into 2 subgroups: [3a] Rats were treated on the 14th day only with caffeine 30 mg/kg plus 2 g/kg PCM, [3b]:  Rats were  treated on the 14th day only with caffeine 100 mg/kg plus 2 g/kg. PCM, Group 4  contains 20 rats which is divided equally into 2 subgroups: [4a]: Rats were treated daily with 30 mg/kg caffeine then on the 14th day rats were given  also 2 g/kg PCM and [4b]: Rats were treated daily with 100 mg/kg caffeine then on the 14th day rats were given also 2 g/kg PCM. Blood samples were obtained for estimation of liver enzymes then rats were sacrificed and samples of liver tissue were used for measurements of oxidative stress markers malondialdehyde and advanced oxidation protein products and antioxidants superoxide dismutase and catalase also, the remaining tissue was subjected to histopathological and immunohistochemical localization of Bcl2. Paracetamol induced acute hepatotoxicity which were evident biochemically and confirmed by histopathology (massive necrosis, hemorrhage and inflammation), and immunohistochemistry (marked expression of Bcl2 indicating severe necrosis). The use of single dose 30 mg/ kg of caffeine did not improve the liver, but repeated caffeine 30 mg/kg, partially opposed the toxic effect of PCM through some improvement in all previous parameters. However, increasing the dose of caffeine to 100 mg/kg either in a single dose or in repeated doses enhanced the ability of caffeine to provide nearly complete improvement of hepatotoxicity. Caffeine can modulate hepatic damage induced by acute PCM intoxication. 

DOI

10.21608/mjfmct.2015.47284

Keywords

Paracetamol, Caffeine, acute hepatotoxicity, MDA, AOPP, antioxidants and Bcl2 protein

Authors

First Name

Sahar

Last Name

Ahmad

MiddleName

A.

Affiliation

Forensic Medicine & Clinical Toxicology Department, Faculty of Medicine, Zagazig University, Egypt.

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City

Zagazig

Orcid

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First Name

Eman

Last Name

Taher

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Affiliation

Pathology Department, Faculty of Medicine, Zagazig University, Egypt.

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Volume

23

Article Issue

2

Related Issue

7187

Issue Date

2015-07-01

Receive Date

2015-03-05

Publish Date

2015-07-01

Page Start

99

Page End

120

Print ISSN

1110-5437

Online ISSN

2682-3217

Link

https://mjfmct.journals.ekb.eg/article_47284.html

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https://mjfmct.journals.ekb.eg/service?article_code=47284

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7

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Original Article

Type Code

966

Publication Type

Journal

Publication Title

Mansoura Journal of Forensic Medicine and Clinical Toxicology

Publication Link

https://mjfmct.journals.ekb.eg/

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Article

Created At

22 Jan 2023