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Gene referenceSep 23, 2026
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SERPINE1 makes PAI-1, a protein involved in breaking down blood clots. You may also see PAI4G used for this pathway. Also called: PAI-1, PAI4G, Plasminogen Activator Inhibitor-1, Plasminogen Activator Inhibitor 1, 4G/5G Polymorphism Balanci…

Gene referenceSep 23, 2026
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SHMT1 connects serine and glycine with folate chemistry. Also called: Serine Hydroxymethyltransferase 1 Where amino acids meet folate SHMT1 connects serine and glycine with folate pathways. That is one reason both nutrition and genetics can…

Gene referenceSep 23, 2026
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SOD1 helps convert superoxide inside cells as part of the body’s antioxidant defenses. Also called: Superoxide Dismutase 1 Superoxide defense in its own setting Dr. Purser teaches SOD as one member of an antioxidant team. SOD1 works primari…

Gene referenceSep 23, 2026
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SOD2 works in mitochondria as part of the body’s antioxidant defenses. Also called: Superoxide Dismutase 2 Superoxide defense in its own setting Dr. Purser teaches SOD as one member of an antioxidant team. SOD2 works in mitochondria and use…

Gene referenceSep 23, 2026
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SOD3 works outside cells as part of the body’s antioxidant defenses. Also called: Superoxide Dismutase 3 Superoxide defense in its own setting Dr. Purser teaches SOD as one member of an antioxidant team. SOD3 works outside cells and uses co…

Gene referenceSep 23, 2026
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TCN2 helps carry vitamin B12 in the body. A gene result alone cannot tell you your B12 status. Also called: Transcobalamin II B12 must be carried as well as consumed TCN2 appears in Dr. Purser’s homocysteine and methylation map because it c…

Gene referenceSep 23, 2026
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TNF encodes tumor necrosis factor, an immune-signaling protein involved in inflammation, host defense and regulation of cell survival. Its name should not be read as proof that a TNF result indicates cancer. Also called: Tumor Necrosis Fact…

Gene referenceSep 23, 2026
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VKORC1 encodes vitamin K epoxide reductase, part of the vitamin K recycling system used in activating clotting proteins. It is not simply a vitamin K receptor. Also called: Vitamin K Epoxide Reductase Complex Subunit 1 Recycling vitamin K a…

Learning essentialsSep 23, 2026
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How the Purser approach moves from a nutrient finding to priorities, a manageable plan and reassessment. Also called: From a laboratory flag to a useful plan Start with your original CMA report: check its date, values, and the lab’s catego…

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…

Learning essentialsSep 23, 2026
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Explore the history, production signals, nutrient context and monitoring that shape Dr. Purser’s hormone assessment. Also called: Start with the whole hormone picture Start with what you want to understand or improve: sleep, energy, libido…

Learning essentialsSep 23, 2026
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Separate the gene, variant, measured value and clinical interpretation—and learn which questions to bring to your visit. Also called: Keep the original result in view Start with your original report: check the date, units, the lab’s range,…

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