Measurement of Total Nickel in Body Fluids: Electrothermal Atomic Absorption Methods and S

A methodological paper from the University of Toronto details procedures for measuring total nickel in body fluids at the 2 nmol/L level. The description emphasizes that serum nickel values above 1.7 to 5.1 nmol/L are suspect, while urinary concentrations in unexposed populations are an order of magnitude higher. Author Douglas M. Templeton outlines critical preanalytic factors including sample collection, storage, and analysis by electrothermal atomic absorption spectroscopy with Zeeman correction.

Use Cases

• Establishing reference concentration ranges for nickel in serum and urine based on described suspect thresholds.
• Designing standardized sampling protocols for biomonitoring studies based on factors like time of day, season, and posture.
• Developing quality control procedures for trace metal analysis to minimize preanalytic variation from sample collection and storage.
• Evaluating the influence of demographic and lifestyle factors (age, sex, occupation, diet) on nickel concentration data.

Strengths

• Provides specific concentration thresholds (e.g., serum Ni above 1.7-5.1 nmol/L is suspect) for data quality assessment.
• Authored by a researcher (Douglas M. Templeton) affiliated with the University of Toronto, suggesting academic rigor.
• Detailed methodological guidance on achieving a 2 nmol/L detection limit and controlling preanalytic variables.

Limitations

• Row count and column-level documentation are absent; field semantics must be inferred after download.
• Last update date is unknown; freshness unverified.
• The dataset's scale and specific data points are not described, limiting suitability assessment.

Provenance

Source

University of Toronto (author Douglas M. Templeton), published via paperswithcode.

Collection Method

Likely contains methodological data and reference values related to electrothermal atomic absorption spectroscopy (ET-AAS).