OOIR: Observatory of International Research

Papers

(The H4-Index of Biological Trace Element Research is 32. The table below lists those papers that are above that threshold based on CrossRef citation counts [max. 250 papers]. The publications cover those that have been published in the past four years, i.e., from 2021-06-01 to 2025-06-01.)

Article	Citations
The Association Between Blood Lead Levels and Urgency Urinary Incontinence Among Adult Females: A Retrospective Study Based on NHANES 2005–2020	236
High Blood Cu/Zn Ratio is Associated with Nutritional Risk in Patients Undergoing Maintenance Hemodialysis	133
Mitochondrion Participated in Effect Mechanism of Manganese Poisoning on Heat Shock Protein and Ultrastructure of Testes in Chickens	90
Overweight and Obesity Are Positively Associated with Serum Copper Levels in Mexican Schoolchildren	82
Enhanced Extracellular Matrix Degradation in Growth Plate Contributes to Manganese Deficiency-Induced Tibial Dyschondroplasia in Broiler Chicks	78
High Levels of 25-OH-Vitamin D and Copper in Pregnant Women with Abnormal Glucose Challenge Test	72
Evolution of Vitamin D Status and Vitamin D Receptor Gene Expression Among Professional Handball Athletes During a Competitive Period. Relationship with Body Composition, Calcium, Magnesium and Phosph	71
Microchemistry of Single Hair Strands Below and Above the Scalp: Impacts of External Contamination on Cuticle and Cortex Layers	69
Summer Season-Related Heat Stress Affects the Mineral Composition of Holstein Dams’ Colostrum, and Neonatal Calves’ Mineral Status and Hematological Profile	61
Effects of Organic Zinc on the Growth Performance of Weanling Pigs: A Meta-analysis	54
Cross-sectional and Longitudinal Associations Between Metal Mixtures and Serum C3, C4: Result from the Manganese‑exposed Workers Healthy Cohort	54
Iron-Enriched Fish Powder Improved Haemoglobin Levels in Adolescent Girls of West Jaintia Hills District of Meghalaya, India	52
Selenium Injection in Dam Rabbits During Gestation Has Important Effects on Progeny Productive Performance	51
ZnT 9 Involvement in Estradiol-Modulated Zinc Homeostasis of the Human Follicular Microenvironment	49
Effect of Chromium Supplementation on Serum Levels of Inflammatory Mediators: An Updated Systematic Review and Meta-analysis on Randomized Clinical Trials	46
Aluminum Concentrations in Breast Milk Samples Obtained from Breastfeeding Women from a Resource-Limited Country: A Study of the Predicting Factors	46
Correction to: Evaluation of Cadmium or Lead Exposure with Nannochloropsis oculata Mitigation on Productive Performance, Biochemical, and Oxidative Stress Biomarkers in Barki Rams	44
Environmental Factors Influencing Metal Concentrations in Scomber colias Along the Canary Islands	43
Elemental Analysis of Basella alba, Spinacia oleracea, Abelmoschus esculentus (L.), Ipomoea aquatica, Colocasia esculenta, Amaranthus dubius, and Raphanus sativus Vegetables Using the PIXE Technique i	43
Bioaccumulation of Lead and Mercury in Water, Sediment, and Fish Samples of Baraila Lake, Vaishali, Bihar	42
Correction to: Assessing the Cytotoxicity of TiO2−x Nanoparticles with a Different Ti3+(Ti2+)/Ti4+ Ratio	41
Combined Effect of Gamma Radiation and Heavy Metals on Some Living Organisms	38
Deterministic and Probabilistic Risk Assessment of Elemental Composition in Pistachios and Hazelnuts from Iran	37
Elemental Composition of Pheochromocytoma Resolved on Solid/Adrenal Tissue and Whole Blood Level	37
Exposure to Multiple Metal(loid)s and Hypertension in Chinese Older Adults	36

Gelatinase MMP Expression Is Correlated with Muscle Fiber Growth in Maiwa Yak Gluteus Maximus	36
The Effect of Selenium on Endometrial Repair in Goats with Endometritis at High Cortisol Levels	35
Assessing Trace Elements Bioaccumulation in Coastal River Fish and Shellfish: Implications for Human Health and Risk Evaluation	34
Analysis of Heavy Metal Characteristics and Health Risk Assessment of Dried Fish Marketed in Guangzhou, China	34
Screening of Selenium/Glutathione-Enriched Candida utilis and Its Anti-inflammatory and Antioxidant Activities in Mice	33
Relationship Between Whole Blood Iron Levels and Lipid Profile Parameters in the General Population: Findings from Routine Physical Examination Report	33
Examining of Heavy Metal Concentrations in Hookah Smokers	32
Dietary Calcium to Magnesium Ratio and Risk of Cardiovascular Diseases	32
Assessing Trace Metal-Based Human Health Risks for Commonly Used Body Soaps in Bangladesh	32