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Approved lab referenceFrom the archive
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Age, kidney function, obesity, rhythm, and clinical setting affect interpretation.

Books & reading guidesFrom the archive
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Chapter 1: Homocysteine- A Historical and Clinical Perspective Homocysteine: how the story developed Why this matters Understand why homocysteine became a health topic and why lowering a blood number is not the same as preventing disease.…

Report teachingOct 2, 2026
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…ncy from gain-of-function changes and discusses infections, kidney inflammation, and complement-mediated disease. The word “homozygous” alone does not show whether a finding reduces function, increases activity, or is a common benign varian…

Report teachingOct 2, 2026
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…. Purser follows crystal recognition through NLRP3, caspase-1, and IL-1 beta into inflammatory-cell recruitment. This distinguishes the crystal trigger from the cytokines that carry the inflammatory message. Bring these questions to your v…

Nutrient referenceSep 23, 2026
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…is may also connect with immune signals called IL-8 and MCP-1. This is one reason he looks beyond a homocysteine number when discussing antioxidant support. The body’s use of glutathione is well worth understanding. Whether a particular su…

Nutrient referenceSep 23, 2026
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… should account for duplicate ingredients and medication or kidney-related considerations. How supplementation is approached Dr. Purser uses magnesium across energy, muscle, nervous-system and metabolic patterns when indicated. Compare the …

Nutrient referenceSep 23, 2026
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…Potassium concerns require attention to blood electrolytes, kidney function and medicines. A CMA-related discussion must not replace assessment of a clinically low or high blood potassium result. Do not choose potassium tablets or potassium…

Gene referenceSep 23, 2026
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…nt gene. Also called: DAO, Amine Oxidase, Copper Containing 1, Diamine Oxidase Histamine: making it, responding to it, clearing it Dr. Purser’s genetics reference places AOC1 in the histamine-clearance part of the gut and immune story. The …

Gene referenceSep 23, 2026
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ATG16L1 is involved in autophagy, a process that helps cells recycle parts. Also called: Autophagy-Related 16-Like 1 Cellular recycling meets gut immunity ATG16L1 is involved in autophagy, a process that helps cells recycle parts. It is stu…

Learning essentialsSep 23, 2026
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Follow Dr. Purser’s teaching on folate, B12, sulfur pathways and antioxidant support around homocysteine. Also called: Follow the branches around homocysteine Homocysteine sits at a junction in the pathway. Dr. Purser’s teaching follows ho…

Gene referenceSep 23, 2026
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DDAH1 encodes an enzyme that breaks down asymmetric dimethylarginine, or ADMA. ADMA inhibits nitric oxide synthase; DDAH1 is part of its clearance system, not the inhibitor itself. Also called: Clearing ADMA helps preserve nitric oxide sig…

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