Emerging biosensor probes for glycated hemoglobin (HbA1c) detection.

Area of Science:

• Biomedical Engineering
• Analytical Chemistry
• Clinical Diagnostics

Background:

• Glycated hemoglobin (HbA1c) is a key biomarker for long-term glycemic control in diabetes management.
• Traditional blood glucose testing offers only short-term readings, necessitating a reliable indicator of average glucose levels.
• HbA1c reflects average blood glucose over 2-3 months, making it the gold standard for diabetes monitoring.

Purpose of the Study:

• To review emerging probes and strategies for HbA1c biosensor development.
• To discuss the advantages and limitations of various probes used in HbA1c sensor construction.
• To highlight recent advances and potential clinical applications of HbA1c biosensors.

Main Methods:

• Focus on nanomaterial-based biosensors utilizing high-specificity probes.
• Analysis of recognition, labeling, and signal transduction components in sensor design.
• Review of diverse sensing strategies for HbA1c detection.

Main Results:

• HbA1c biosensors provide sensitive and selective detection of glycated hemoglobin.
• Nanomaterials enhance sensor performance for accurate glycemic monitoring.
• Emerging probes and strategies show promise for improved HbA1c measurement.

Conclusions:

• HbA1c biosensors offer affordable and accessible glycemic monitoring solutions.
• Further research is needed to address critical gaps in current HbA1c sensing technologies.
• Advancements in biosensor technology are vital for the future of diabetes management.