THE PURSER WELLNESS ENCYCLOPEDIA

Let’s explore “D-dimer — lab reference”

A RELATED COURSEGetting to know your micronutrients

5 chapters, at your pace

Explore the course

524 resources for your curiosity22 matching listings grouped; alternative sources stay available.

What’s searchable?
Gene referenceSep 23, 2026

AOC1

Some search terms matched

Encodes diamine oxidase, an enzyme involved in breaking down histamine and other amines. DAO is used here as an enzyme nickname; it is also the official symbol of a different gene. Also called: DAO, Amine Oxidase, Copper Containing 1, Diami…

Gene referenceSep 23, 2026

APOE

Some search terms matched

APOE encodes a protein that carries lipids between cells. The familiar APOE e2, e3 and e4 groupings depend on the combination of rs429358 and rs7412, not on either marker read in isolation. Also called: Apolipoprotein E Lipid transport and …

Gene referenceSep 23, 2026

ATG16L1

Some search terms matched

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…

Gene referenceSep 23, 2026

BCO1

Some search terms matched

BCO1, also called BCMO1, helps convert beta-carotene from plant foods into retinal, a form used in vitamin A metabolism. Plant carotenoids and preformed vitamin A therefore enter the pathway at different points. Also called: BCMO1, Beta-Car…

Gene referenceSep 23, 2026

BHMT

Some search terms matched

…recycle homocysteine into methionine using betaine. It is a different route from the folate and B12 pathway. Also called: BHMT08, Betaine-Homocysteine S-Methyltransferase Another route through the homocysteine map BHMT is part of the pathwa…

Gene referenceSep 23, 2026

BRCA1

Some search terms matched

BRCA1 helps repair damaged DNA. Clinically classified pathogenic variants can affect inherited cancer risk; a common SNP or a variant of uncertain significance is a different finding. Also called: Breast Cancer 1 DNA repair and inherited ca…

Gene referenceSep 23, 2026

BRCA2

Some search terms matched

BRCA2 helps repair damaged DNA. Clinically classified pathogenic variants can affect inherited cancer risk; a common SNP or a variant of uncertain significance is a different finding. Also called: Breast Cancer 2 DNA repair and inherited ca…

Gene referenceSep 23, 2026

CBS

Some search terms matched

… helps move homocysteine into the pathway that supplies building blocks for glutathione. Also called: Cystathionine Beta-Synthase From homocysteine toward glutathione Dr. Purser places CBS in the sulfur-handling pathway that connects homocy…

Gene referenceSep 23, 2026

CD14

Some search terms matched

CD14 helps immune cells recognize microbial components, including bacterial lipopolysaccharide, as part of innate immune signaling. This places it upstream of some cytokine responses. Also called: Cluster of Differentiation 14 How immune ce…

Gene referenceSep 23, 2026

CHDH

Some search terms matched

CHDH helps convert choline toward betaine, a nutrient involved in the homocysteine pathway. Also called: Choline Dehydrogenase Choline can serve more than one purpose CHDH helps convert choline toward betaine, while PEMT helps make phosphat…

Gene referenceSep 23, 2026

COL5A1

Some search terms matched

COL5A1 encodes one component of type V collagen, which helps organize collagen fibers. It connects to the strength and structure of tendons, skin and other connective tissues. Also called: Collagen Type V Alpha 1 Chain Collagen structure, t…

Gene referenceSep 23, 2026

COMT

Some search terms matched

Makes an enzyme that helps break down catechol compounds, including some neurotransmitters. A common variant does not by itself explain mood, attention or stress tolerance. Also called: Catechol-O-Methyltransferase Catecholamines and sensit…

Search looks for your words in titles, descriptions, available articles, learning guides, and video captions when available. The closest matches appear first. Duplicate posts are grouped, with links to other places you can read or watch them. Books, chapters, and reports have topic guides here; the original files and full book text are not available in this encyclopedia. Subscriber posts include a title and public summary; open Substack to read the full post.