Evidence map›Paper›PMID 42156484›Full record

ArticleScientific reports2026

Combining glycine with thymoquinone offers a promising strategy for diabetes treatment.

Nourhan N Bash, Entsar A Saad, Ibrahim H El-Sayed, Kholoud H Radwan

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Article in Scientific reports, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 1 paper.

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1citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

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2 · The registry

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3 · Its place in the literature

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1 citing paper in PubMed.

  1. Review
4 · The record

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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

4 authors.

Nourhan N BashFaculty of Science, Chemistry Department, Damietta University, New-Damietta, Damietta, 34517, Egypt.
Entsar A SaadFaculty of Science, Chemistry Department, Damietta University, New-Damietta, Damietta, 34517, Egypt. entsarsaad@du.edu.eg.ORCID 0000-0001-6477-8098
Ibrahim H El-SayedFaculty of Science, Chemistry Department, Kafr El-Sheikh University, Kafr El-Sheikh, Egypt.
Kholoud H RadwanFaculty of Physical Therapy, Department of Basic Science, Horus University-Egypt, New Damietta, 34518, Egypt.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Diabetes is increasing globally, and current treatments are frequently associated with high costs and harmful side effects. Researchers are exploring safer, natural alternatives as thymoquinone and glycine. Glycine, the simplest proteinogenic amino acid, and thymoquinone, the active compound in Nigella sativa, have shown promising hypoglycemic, antioxidant, and anti-inflammatory properties. A combination of glycine and thymoquinone for treating diabetes was not investigated before. This work studies the biochemical and histopathological effects of thymoquinone and glycine administered in combination in a diabetic rat model. Diabetes mellitus was induced by streptozotocin (STZ). Five rat groups were used: control healthy, diabetes, diabetic rats treated with glycine (G) or thymoquinone (Q), or the combination (Q + G) groups. Rat body weight changes, water and food intake, fasting blood glucose (FBG), hemoglobin (Hb), glycated Hb (HbA1C), insulin, HOMA-IR, HOMA %B and HOMA %S, QUICKI, albumin, amylase, creatine kinase, TNF-α, IL-10, glucose-6-phosphatase, fructose 1,6-bisphosphatase, glucose-6-phosphat dehydrogenase, oxidative stress portrait, and pancreas histopathology were investigated. Treatment with glycine or thymoquinone or both significantly decreased FBG, oxidative stress, and inflammation and improved metabolic dysfunction compared to untreated diabetic group. It also, revealed cytoprotection to pancreas tissue and reduced inflammatory infiltration. Effects of thymoquinone and glycine treatments were appreciated, however effects of thymoquinone combined with glycine were much better. In conclusion, thymoquinone and glycine combination, can effectively reduce both blood sugar and diabetic-associated complications through their synergistic, strong antioxidant and anti-inflammatory properties, which support the body's natural cytoprotective ability.

Indexed as

BenzoquinonesDiabetes Mellitus, ExperimentalGlycineHypoglycemic AgentsAnimalsAntioxidantsBlood GlucoseInsulinMaleOxidative StressRatsRats, WistarAntioxidantsBenzoquinonesBlood GlucoseGlycineHypoglycemic AgentsInsulinthymoquinoneDiabetesInflammationInsulin resistanceOxidative stressPancreasβ cells

Identifiers

PMID42156484
PMCPMC13187136

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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.