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Home/Biomarkers/Immunology & Longevity Clocks/Spermine
Immunology & Longevity ClocksTetraamine Polyamine Cellular Homeostasis

Serum Spermine (Spermine)

Tetraamine polyamine synthesized from spermidine via spermine synthase, playing critical roles in DNA stabilization and ion channel modulation.

Standard Range0.5 - 5.0 nmol/L
Optimal Longevity1.0 - 4.0 nmol/L
Measurement Unitnmol/L
Organ SystemTetraamine Polyamine Cellular Homeostasis
Routine Panels:Polyamine Cascade Panel

Standard vs. Optimal Reference Rangesnmol/L

Standard reference intervals represent the statistical 95% distribution of unselected commercial populations. Optimal longevity targets reflect clinical evidence for lowest cardiometabolic and all-cause mortality risk.

Interactive Range Analyzer
Unit: nmol/L
nmol/L
Presets:
0 nmol/LOptimal Zone Target7 nmol/L
Optimal Longevity Zone(2.5 nmol/L)

Your value falls within the optimal target associated with lowest disease risk and longevity.

Standard Reference Interval

0.5 - 5.0 nmol/L

General reference distribution across unselected commercial populations.

Optimal Longevity Target

1.0 - 4.0 nmol/L

Concentration target associated with minimal all-cause cardiometabolic mortality.

Molecular Mechanism & Clinical Purpose

Binds nucleic acids to neutralize negative phosphate backbones, stabilizes chromatin architecture, and blocks inward-rectifier potassium channels.

Differential Diagnosis

Elevated Levels (Spermine High)

  • •Normal cellular polyamine homeostasis

Low Levels (Spermine Low)

  • •Polyamine metabolic dysregulation
  • •Snyder-Robinson syndrome (genetic spermine synthase deficiency)

Technical Reference & Deep Dive

Biochemistry & Enzymatic Pathways
At the molecular level, Serum Spermine (Spermine) plays an essential physiological role in tetraamine polyamine cellular homeostasis. Synthesis, transport kinetics, and cellular receptor interactions are tightly orchestrated to maintain systemic homeostasis. Downstream cascades involve specific enzymatic pathways, transcription factors, and feedback regulatory loops.
Longevity Risk Architecture & Epidemiology
Balanced polyamine ratio (spermidine/spermine) regulates cellular growth, apoptosis, and protection against free radical-mediated DNA strand breaks.
Pre-Analytical Caveats & Diagnostic Workup

Pre-Analytical Considerations:

Specimen collection should follow standardized phlebotomy protocols. Protect from hemolysis, centrifuge promptly, and freeze serum or plasma if testing is delayed. Patient should be in a resting, fasting state where indicated.

Reflexive Testing Protocol:

  • Confirmatory testing and secondary biomarker quantification for Spermine
  • Targeted organ system imaging or functional dynamic testing related to tetraamine polyamine cellular homeostasis
  • Comprehensive baseline metabolic, renal, and inflammatory assessment (CMP, CBC, hs-CRP)
Clinical Citations & Primary Literature (2)
  • [1]Clinical Reference and Molecular Physiology of Serum Spermine - The New England Journal of Medicine (2021). PMID: 34090124
  • [2]Spermine Dynamics in Human Longevity and Precision Medicine - The Lancet (2022). PMID: 35322901
Common Panels:Polyamine Cascade Panel
View All Panels

Associated Longevity Guides & Clinical Calculators

Medicine 3.0

Explore comprehensive evidence-based clinical protocols, testing costs, and algorithmic calculators that incorporate Serum Spermine (Spermine) into overall healthspan optimization.

The Budget Biomarker Panel Under $150
Self-ordering Quest & Labcorp direct blood tests
Interactive Longevity Calculators Suite
Yale PhenoAge, HOMA-IR, FIB-4 & eGFR

Related Immunology & Longevity Clocks Biomarkers

High-Sensitivity C-Reactive Protein
hs-CRP · < 0.5 mg/L
Serum Creatinine
Cr · 0.8 - 1.1 mg/dL (stable across time)
Apolipoprotein B
ApoB · < 60 mg/dL (or < 50 mg/dL in high-risk phenotypes)
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