THE PURSER WELLNESS ENCYCLOPEDIA

Let’s explore “MTHFR, homocysteine, and immune signals”

Explore this topic as a step-by-step interactive map.MTHFR, the citric acid cycle & ATP
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Nutrient referenceSep 23, 2026

Catalase

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…er in the VARS Triad. They have different jobs in the body. Homocysteine or immune-signal questions may bring these pathways into your visit, but a pathway connection does not show that you need all three products. How supplementation is ap…

Gene referenceSep 23, 2026

ATG16L1

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…that helps cells recycle parts. It is studied alongside gut immune function. Your symptoms, family history and actual findings matter more than a gene name alone. Putting the pieces together The teaching links the gut story with IL23R, PEMT…

Gene referenceSep 23, 2026

FUT2

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…biome connection Dr. Purser’s course places FUT2 in its gut–immune map. FUT2 concerns secretor biology and the surface environment of mucosal tissues, helping explain why it appears in discussions of the gut microbiome and nutrient patterns…

Gene referenceSep 23, 2026

HDC

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…learance and the HRH1/HRH2 receptors that receive histamine signals. Putting the pieces together The reference discusses dietary patterns and clinician-selected antihistamine approaches in this section. These are different mechanisms, not a…

Gene referenceSep 23, 2026

CD40LG

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…es together Dr. Purser discusses this pair when considering immune memory and antibody-response problems. A common regulatory marker is not a proxy diagnosis of CVID or immune amnesia. Pathogenic CD40LG findings can have different, serious …

Gene referenceSep 23, 2026

HMGB1

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… stress from a classic cytokine made to communicate between immune cells. A genetic marker cannot establish ongoing tissue injury or diagnose a post-viral syndrome. A question to bring to your visit What evidence supports persistent inflamm…

Gene referenceSep 23, 2026

IL1B

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…d atherosclerosis. The teaching invites readers to consider immune activation alongside the metabolic and vascular picture, rather than interpreting every inflammatory symptom as a direct consequence of IL1B. A question to bring to your vis…

Gene referenceSep 23, 2026

IL23A

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… response. Genetic associations do not identify the correct immune treatment by themselves. A question to bring to your visit Which established clinical findings make the IL-23/IL-17 connection relevant? Variant IDs in the teaching referenc…

Gene referenceSep 23, 2026

RAD50

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…ction of one gene. Putting the pieces together Dr. Purser’s immune panel includes RAD50 through the Th2 locus-control context. Keep that immune-regulatory association distinct from a pathogenic DNA-repair finding. A nearby marker does not p…

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