Associations of seminal plasma metal mixtures with sperm quality parameters and exploratory mediation analysis of urinary oxidative stress biomarkers: a cross-sectional study from the RHCC-AC preconception cohort - Scorecard - MDSpire

Associations of seminal plasma metal mixtures with sperm quality parameters and exploratory mediation analysis of urinary oxidative stress biomarkers: a cross-sectional study from the RHCC-AC preconception cohort

  • By

  • Xuemei Wang

  • Caiyun Wu

  • Lin Su

  • Jing Wang

  • Yu Li

  • Feng Ni

  • Hong Jiang

  • July 8, 2026

  • 0 min

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Clinical Scorecard: Linkages Between Metal Mixtures in Seminal Plasma and Sperm Quality Metrics: An Exploratory Mediation Analysis of Urinary Oxidative Stress Markers in a Cross-Sectional Study from the RHCC-AC Preconception Cohort

At a Glance

CategoryDetail
ConditionSperm Quality Metrics
Key MechanismsEnvironmental metal exposure and oxidative stress
Target PopulationMen from the Reproductive Health of Childbearing Couples–Anhui Cohort (RHCC-AC)
Care SettingCross-sectional cohort study

Key Highlights

  • Al positively associated with sperm abnormality rate.
  • Co and Cu inversely associated with progressive and total motility.
  • As, Fe, and Se positively associated with sperm concentration.
  • D,L-ortho-tyrosine mediates associations of Hg and V with sperm concentration.

Guideline-Based Recommendations

Diagnosis

  • Assess sperm quality parameters including concentration, motility, and morphology.

Management

  • Consider environmental metal exposure in male infertility evaluations.

Monitoring & Follow-up

  • Monitor oxidative stress biomarkers in relation to sperm quality.

Risks

  • Environmental and occupational exposures to metals may impair sperm quality.

Patient & Prescribing Data

Men experiencing infertility issues.

Clarify the role of oxidative stress in sperm quality through future studies.

Clinical Best Practices

  • Incorporate assessment of seminal plasma metal levels in infertility workups.
  • Evaluate oxidative stress markers alongside sperm quality metrics.

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