THE PURSER WELLNESS LIBRARY

Let’s explore Inhibin B — lab reference

A COURSE FOR YOUR CURIOSITYMethylation & B vitamins

4 chapters, at your pace

Explore the course

489 discoveries for your curiosity20 matching listings grouped; alternative sources stay available.

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Gene referenceSep 23, 2026

HRH1

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HRH1 is the gene symbol used for Histamine Receptor H1. This page connects its terminology with the topics in the Purser Wellness teaching library. Also called: Histamine Receptor H1 Receiving the histamine signal The Purser genetics refere…

Gene referenceSep 23, 2026

HRH2

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HRH2 is the gene symbol used for Histamine Receptor H2. This page connects its terminology with the topics in the Purser Wellness teaching library. Also called: Histamine Receptor H2 Histamine also connects to stomach acid Dr. Purser’s gene…

Gene referenceSep 23, 2026

IL23R

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…ts the pieces Dr. 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 functi…

Gene referenceSep 23, 2026

IL6

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…r in discussions of infection, chronic inflammation and metabolic health, with effects that depend on the context. Also called: IL-6, Interleukin 6 IL-6 links inflammatory and metabolic signals IL6 encodes interleukin-6, a cytokine involved…

Gene referenceSep 23, 2026

KIT

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…inase that responds to stem cell factor. It participates in blood-cell development and mast-cell biology, making the exact variant and testing context especially important. Also called: Kit Proto-Oncogene A growth receptor with a mast-cell …

Gene referenceSep 23, 2026

MMP3

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…3 encodes matrix metalloproteinase 3, an enzyme involved in breaking down components of the extracellular matrix. Controlled remodeling is part of repair, while excess activity can accompany inflammatory tissue damage. Also called: Matrix M…

Gene referenceSep 23, 2026

MTHFD1

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… a pathway review should not stop at the word “folate” on a bottle. How Dr. Purser connects the pieces The course connects this network to MTHFR, SHMT1 and SLC19A1 and asks about current methylated-vitamin exposure. The practical question i…

Gene referenceSep 23, 2026

MTHFD1L

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…tetrahydrofolate Dehydrogenase 1-Like A mitochondrial contribution to one-carbon metabolism The homocysteine chapters include MTHFD1L in the wider folate-related genetic map. MTHFD1L concerns mitochondrial one-carbon metabolism; it is disti…

Gene referenceSep 23, 2026

MTHFR

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…ase, C677T, A1298C, folate, homocysteine Follow the pathway beyond MTHFR Dr. Purser teaches MTHFR within a larger folate and homocysteine pathway. MTHFR contributes to production of the folate form used in remethylation; MTR and MTRR connec…

Gene referenceSep 23, 2026

MTR

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Makes the methionine synthase enzyme, which uses vitamin B12 in the conversion of homocysteine to methionine. Also called: Methionine Synthase The B12-dependent step In Dr. Purser’s teaching map, MTR is the B12-dependent step that converts …

Gene referenceSep 23, 2026

NAT2

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…, which helps process certain drugs and other compounds. Combinations of variants can influence acetylation status; one SNP usually does not tell the entire story. Also called: N-Acetyltransferase 2 Acetylation and medication handling NAT2 …

Gene referenceSep 23, 2026

NOS3

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NOS3 encodes endothelial nitric oxide synthase, which helps blood vessels generate nitric oxide, a signal involved in vascular relaxation. This pathway is distinct from a blood pressure measurement or a diagnosis of vascular disease. Also c…

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