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…oxin exposure from questions about genetics and antioxidant pathways. How the pieces connect Lead, mercury, arsenic, and some pesticides are exposures that require an exposure history and appropriate testing. A gene result does not show th…

Report teachingAug 16, 2026
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…athway helps support Th17 immune cells and their downstream cytokines, including IL-17. Follow the pathway Dr. Purser connects IL-23 receptor signaling with inflammatory bowel disease, psoriasis, and inflammatory joint pathways. Targeting …

Report teachingOct 2, 2026
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… Dr. Purser connects TNF-alpha, IL-1 beta, IL-6, and T-cell pathways with local tissue inflammation. He emphasizes that inflammatory signaling differs with the underlying condition, which is why symptoms alone cannot identify the cause. Br…

Gene referenceSep 23, 2026
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…Purser includes IL23R in his inflammatory bowel disease and psoriasis teaching. The gene, the cytokine IL-23 and the downstream cytokine IL-17A are related but distinct. An inherited marker does not measure receptor function in your tissues…

Learning essentialsSep 23, 2026
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…ad and MTHFR Daily fit If you are exploring homocysteine or cytokines, Dr. Purser may discuss MTHFR Daily and the VARS Triad: VARS Glutathione, VARS SOD, and VARS Catalase. He gives glutathione a central place in his approach to antioxidant…

Report teachingSep 16, 2026
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…stand the connection IL-1 beta, or IL1B, is an inflammatory cytokine that is activated through processes including the NLRP3 inflammasome and caspase-1. It participates in fever and the recruitment of immune cells. Follow the pathway Dr. P…

Report teachingAug 16, 2026
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…R5 is a receptor on cells, rather than a freely circulating cytokine. It receives the CXCL13 signal and helps direct B cells and follicular helper T cells. Follow the pathway Dr. Purser connects this navigation system with germinal centers…

Report teachingAug 16, 2026
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…eaching connects IL-10 with macrophages, T cells, and other cytokines instead of labeling every cytokine as simply good or bad. Bring these questions to your visit Ask which result is being discussed: a genetic variant, a measured protein …

Report teachingAug 16, 2026
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…CD8+ T cells, and signaling in muscle and joint tissue. The cytokine IL-15 and its receptor IL15RA are related but different entries on a genetic or immune panel. Bring these questions to your visit Ask which result is being discussed: a g…

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