Evidence map›Paper›PMID 40621578›Full record

Article3 Biotech2025

Effects of a green method olive leaf extract on the metabolic disorders and the pancreatic immunohistopathology in diabetic Wistar rats.

Hedya Jemai, Salah Ibidhi, Oumayma Labidi, Zouhaier Bouallagui, Sameh Hadj Taieb, Imen Hammami, Roua Ben Dassi, Ouajdi Souilem, Moncef Feki, Ameur Cherif and 1 more

Abstract read
In one paragraph

Article in 3 Biotech, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

0numbers the graph read from it
0cells of the map it votes in
0citing papers in PubMed
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1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

0 citing papers in PubMed.

No citing paper in PubMed yet.

4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

11 authors.

Hedya JemaiISBST, BVBGR-LR11ES31, Biotechpole Sidi Thabet, University of Mannouba, 2020 Ariana, Tunisia.ORCID 0000-0003-0196-2431
Salah IbidhiISBST, BVBGR-LR11ES31, Biotechpole Sidi Thabet, University of Mannouba, 2020 Ariana, Tunisia.
Oumayma LabidiLaboratory of Physiology and Pharmacology, National School of Veterinary Medicine, Sidi Thabet, Tunisia.
Zouhaier BouallaguiEnvironmental Bioprocesses Laboratory, Centre of Biotechnology of Sfax, P.O. Box 1177, 3018 Sfax, Tunisia.
Sameh Hadj TaiebLaboratory of Clinical Biochemistry, LR99ES11, Faculty of Medicine of Tunis, Rabta Hospital, Tunis, Tunisia.
Imen HammamiFaculty of Medicine, Laboratory of Histology, Embryology and Cell Biology, Tunis, Tunisia.
Roua Ben DassiISBST, BVBGR-LR11ES31, Biotechpole Sidi Thabet, University of Mannouba, 2020 Ariana, Tunisia.
Ouajdi SouilemLaboratory of Physiology and Pharmacology, National School of Veterinary Medicine, Sidi Thabet, Tunisia.
Moncef FekiLaboratory of Clinical Biochemistry, LR99ES11, Faculty of Medicine of Tunis, Rabta Hospital, Tunis, Tunisia.
Ameur CherifISBST, BVBGR-LR11ES31, Biotechpole Sidi Thabet, University of Mannouba, 2020 Ariana, Tunisia.
Rim Driouich ChaouachiISBST, BVBGR-LR11ES31, Biotechpole Sidi Thabet, University of Mannouba, 2020 Ariana, Tunisia.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The present study evaluated the antidiabetic potential of a green, oleuropein-rich extract from olive leaves in alloxan-induced diabetic Wistar rats. Diabetes was induced by a single intraperitoneal injection of alloxan (180 mg/kg b.w.), followed by oral administration of the extract for 30 days. Treatment significantly decreased blood glucose levels from 26 mmol/L in diabetic controls to 5 mmol/L and increased plasma insulin concentrations from 4.65 µU/mL to 13.25 µU/mL. Improvements in body weight, antioxidant defense, and lipid and liver enzyme profiles were also recorded. Histological examination revealed structural restoration of pancreatic tissue, while immunohistochemical analysis indicated enhanced expression of the anti-apoptotic protein Bcl-2, suggesting a protective and regenerative effect on pancreatic β-cells. The solvent-free extraction method preserved the bioactivity of the compound and supports its safe use for therapeutic purposes. Collectively, these findings highlight the efficacy of the oleuropein-rich extract in restoring glycemic balance and pancreatic function, suggesting its promise as a natural and sustainable option for diabetes management.

Indexed as

AntioxidantDiabetesGreen extractionOleuropeinOlive leaf

Identifiers

PMID40621578
PMCPMC12227409

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.