Association between leptin gene polymorphisms and hematological metabolic parameters in obese Saudi adults - Report - MDSpire

Association between leptin gene polymorphisms and hematological metabolic parameters in obese Saudi adults

  • By

  • Lamiaa Hamad Al-Jamea

  • Alexander Woodman

  • Rehab Yusuf Al-Ansari

  • Fatimah Salem Alayidh

  • Khalid Khalaf Alharbi

  • Nayef Saleh Al Ahmadi

  • Rashid Al-Jawair

  • Ibrahim Sahin

  • Shouq Saleh AlGhamdi

  • Emad Johar Al Johar

  • Jenifer Vecina Quiambao

  • Abdel Halim Deifalla

  • Yousef Mohammed Hawsawi

  • June 5, 2026

  • 0 min

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Clinical Report: Genetic Variations in Leptin Gene and Metabolic Factors in Obesity

Overview

This study investigates the relationship between genetic variants in the leptin gene and hematological changes in obese Saudi adults. Significant associations were found between specific LEP variants and obesity risk, alongside notable alterations in hematological parameters.

Background

Obesity is a significant public health concern, particularly in Saudi Arabia, where prevalence rates exceed 24.7%. Understanding the genetic factors contributing to obesity can help elucidate the associated metabolic and hematological changes. This research highlights the need for further exploration of genetic influences on obesity-related health outcomes in this population.

Data Highlights

ParameterObese GroupNon-Obese Group
White Blood Cell CountElevatedNormal
Platelet CountElevatedNormal
Red Blood Cell CountDecreasedNormal
HemoglobinReducedNormal
HematocritReducedNormal
Mean Corpuscular VolumeReducedNormal

Key Findings

  • Obese subjects exhibited significant alterations in hematological parameters compared to non-obese controls.
  • Two LEP variants were identified: NM_00230.2:c.-39G > A and c.280G > A, with the former associated with obesity risk.
  • The variant NM_00230.2:c.-39G > A showed an odds ratio of 2.48 for obesity risk.
  • Higher white blood cell counts were associated with the identified LEP variants in obese individuals.
  • Progressive alterations in hematological parameters were observed across different obesity classes.

Clinical Implications

Healthcare professionals should consider genetic factors when assessing obesity-related health risks in patients, particularly in populations with high obesity prevalence. Understanding the role of leptin gene variants may inform personalized treatment strategies for obesity and its comorbidities.

Conclusion

This study underscores the significant impact of genetic variations in the leptin gene on obesity-related hematological changes in Saudi adults. Further research is warranted to explore these associations in broader populations.

Related Resources & Content

  1. Frontiers in Endocrinology, 2026 -- Adipokine profiles and genetic variants of leptin receptor, adiponectin, and ghrelin pathways in obesity: prospective 12-month outcomes after bariatric interventions
  2. Obesity Surgery, 2021 -- Effects of Fatty Acids on Diseases Related to Obesity and Significant Weight Loss
  3. The Journal of Clinical Endocrinology & Metabolism, 2025 -- Influence of Ethnicity on the Correlation Between Telomere Length and Metabolic Indicators in Kuwait
  4. BMC Public Health, 2026 -- Burden of chronic diseases and associated risk factors among adults in Saudi Arabia: results from a national telephone survey
  5. AACE Consensus Statement, 2025 -- Algorithm for the Evaluation and Treatment of Adults with Obesity/Adiposity-Based Chronic Disease
  6. Frontiers in Endocrinology — Ancestry-informative regulatory variants at KCNB1 modulate adipogenesis and body mass index
  7. Obesity in Saudi Arabia: A Public Health Concern
  8. AACE Consensus Statement: Algorithm for the Evaluation and Treatment of Adults with Obesity/Adiposity-Based Chronic Disease – 2025 Update | American Association of Clinical Endocrinology
  9. Semaglutide and cardiovascular outcomes by baseline and changes in adiposity measurements: a prespecified analysis of the SELECT trial - PubMed

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