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Ferritinophagy: Assessing the Selective Degradation of Iron by Autophagy in Human Fibroblasts

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Published on: February 23, 2024

Serum ferritin: Past, present and future.

Wei Wang¹, Mary Ann Knovich, Lan G Coffman

¹Department of Cancer Biology, Wake Forest University School of Medicine, Winston Salem, NC 27157, USA.

Biochimica Et Biophysica Acta

|March 23, 2010

Summary

Serum ferritin, a protein involved in iron storage, is crucial for diagnosing iron deficiency and overload. Emerging research reveals its roles in inflammation, immunity, and cancer, highlighting its clinical utility and potential for new discoveries.

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Area of Science:

Biochemistry
Clinical Medicine
Molecular Biology

Background:

Serum ferritin, identified in the 1930s and clinically applied since the 1970s, is integral to managing iron-related disorders.
Its measurement is a cornerstone in diagnosing and monitoring conditions of iron overload and deficiency.

Observation:

This review explores the multifaceted roles of serum ferritin in both normal physiological functions and various pathological states.
The chapter details the established and emerging functions of extracellular ferritin.

Findings:

Extracellular ferritin exhibits novel functions in iron delivery, angiogenesis, and immune responses.
Emerging evidence links serum ferritin to inflammatory processes, cellular signaling pathways, and cancer development.

Implications:

Despite gaps in understanding its fundamental biology, serum ferritin remains an indispensable clinical diagnostic marker.
Continued research into serum ferritin's biological mechanisms promises significant advancements in medical insights and therapeutic strategies.