Curated reference atlas
The sugar layer behind human biology. Explore glycans, the proteins that read and build them, and the pathways they shape. Every public entry is reviewed, cited, and explicit about what the evidence can—and cannot—show.
Often confused? Compare glycation and glycosylation .
Optional visual model
Explore the endothelial surface This side-on section shows glycocalyx constituents intermingled above the blood-facing endothelial surface. It is schematic, not to scale, and does not represent personal health data.
Loading interactive model
Blood flow → Lumen Blood-facing space Glycocalyx Hydrated surface mesh Endothelial cells Vessel lining Cell-cell junctions Tight + adherens seal Basement membrane Extracellular matrix Tissue side
Model state Healthy homeostasis Selected constituent Heparan sulfate HS
Side view · Drag to rotate · Scroll or pinch to zoom Educational comparison Healthy homeostasis Dense glycocalyx and continuous endothelial junctions support the blood-facing barrier.
Dense surface mesh Continuous cell-cell junctions Supported barrier function HS Heparan sulfate Dense sulfated chains attached to surface proteoglycans and involved in binding, signaling, and barrier organization. Read reviewed entry → HA Hyaluronan Long, non-sulfated chains that extend through the hydrated surface matrix and interact with binding partners. Read reviewed entry → CS / DS Chondroitin / dermatan sulfate A shorter sulfated-chain representation shown within the intermingled surface mesh described in the reviewed overview. Read reviewed entry → Eight ways in
Browse by biological system 01 6 reviewed
Glycocalyx & Endothelium The glycan-rich interface lining blood vessels and shaping endothelial signaling, permeability, and flow.
Endothelial glycocalyx Heparan sulfate Heparanase Explore Glycocalyx → 02 6 reviewed
Glycation & AGEs Non-enzymatic sugar reactions, advanced glycation end products, and the measurements used to study cumulative glycemic exposure.
Advanced glycation end products Carboxymethyllysine (CML) Fructosamine Explore Glycation → 03 9 reviewed
Glycosylation The enzyme-directed pathways that build, attach, edit, and remove glycans from proteins and lipids.
Glycosidases Glycosylation Glycosyltransferases Explore Glycosylation → 04 6 reviewed
Glycolipids & Membranes Glycan-bearing lipids that organize membranes, cell identity, recognition, and nervous-system signaling.
Cerebrosides Gangliosides Glycolipids Explore Glycolipids → 05 6 reviewed
Glycoimmunology How lectins and glycan patterns guide immune recognition, trafficking, activation, and restraint.
C-type lectin receptors Galectins Lectins Explore Glycoimmunology → 06 6 reviewed
Gut Mucins & Mucosal Layer The heavily glycosylated proteins and microbial interactions that maintain the intestinal mucus barrier.
Akkermansia muciniphila Intestinal mucus barrier Microbial glycan foraging Explore Mucins → 07 6 reviewed
Glycomics & Methods The standards, registries, instruments, and analytical methods used to identify and compare glycans.
Glycomics Glycoproteomics GlyTouCan accessions Explore Glycomics → 08 6 reviewed
Glyconanomaterials & Therapeutics Engineered glycan systems used in medicines, vaccines, antibodies, delivery platforms, and biomaterials.
Carbohydrate-based drugs Glycan therapeutics Glycoconjugate vaccines Explore Therapeutics → Coverage 2026.07-launch-48
Curated for clarity, not presented as exhaustive. The launch inventory contains 48 planned topics. 48 currently meet the public review gate; drafts remain private until their claims, citations, and evidence boundaries are checked.
How review and coverage work