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Related Experiment Videos

[Aldolase].

K Taguchi1, Y Takagi

  • 1Showa University School of Medicine.

Rinsho Byori. the Japanese Journal of Clinical Pathology
|January 19, 2002
PubMed
Summary
This summary is machine-generated.

Aldolase, crucial for glucose metabolism, is elevated in various conditions including muscular diseases, myocardial infarction, hepatitis, and tumors. Its isozymes A and B are specifically linked to different disease states, aiding in diagnosis.

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Area of Science:

  • Biochemistry and enzymology, focusing on glucose metabolism.
  • Clinical chemistry and diagnostics, utilizing enzyme markers.

Context:

  • Aldolase (EC 4.1.2.13) is a key enzyme in glycolysis, essential for cellular energy production.
  • The enzyme exists in three isozymes (A, B, and C) with distinct tissue distributions and roles.
  • Elevated serum aldolase levels are indicative of cellular damage or disease.

Purpose:

  • To elucidate the diagnostic significance of serum aldolase levels and its isozymes in various pathological conditions.
  • To highlight the role of aldolase as a biomarker in muscular diseases, cardiac events, liver disorders, and malignancies.

Summary:

  • Aldolase, with a molecular weight of 160 kDa, is present in most cells, particularly abundant in muscles, liver, and brain.
  • Increased serum aldolase is observed in myotonic muscular diseases (e.g., progressive muscular dystrophy, polymyositis), with aldolase A elevation.

Related Experiment Videos

  • Myocardial infarction shows transient aldolase elevation. Acute hepatitis is associated with very high aldolase B activity, while other liver conditions show milder increases.
  • Malignant tumors and hemolytic anemia also present with elevated serum aldolase, often with a predominance of isozyme A in cancer.

    • Impact:

    • Serum aldolase levels and isozyme profiling can serve as valuable diagnostic and prognostic indicators across a spectrum of diseases.
    • Understanding aldolase's role in disease provides insights into metabolic dysregulation and cellular damage mechanisms.
    • This enzyme's activity serves as a potential biomarker for early disease detection and monitoring treatment efficacy.