Atlas One · Host Biology · Scale 05 — Tissue

Endocardium

Innermost lining of all four cardiac chambers and valves — a blood-contacting endothelial monolayer and paracrine hub (ET-1, NO) modulating subjacent cardiomyocytes. Embryological origin of valves via EndMT. Site of infective endocarditis and Loeffler endocarditis.

Also known as: cardiac endothelium, endocardial endothelium

Scale 05 — TissueScale
draftStatus
2026-06-03Last Reviewed
This is an auto-generated stub page built from atlas entry frontmatter. A richer hand-crafted page is planned. See the atlas source for the full entry including detailed body sections.
endocardium

Endocardium

Innermost lining of all four cardiac chambers and valves — a blood-contacting endothelial monolayer and paracrine hub (ET-1, NO) modulating subjacent cardiomyocytes. Embryological origin of valves via EndMT. Site of infective endocarditis and Loeffler endocarditis.

Entry Metadata

FieldValue
IDendocardium
NameEndocardium
Statusdraft
Last reviewed2026-06-03
Atlas01-human
Scale05-tissue

Cross-Atlas Connections

part-ofHeart connects-toMyocardium containsCardiac Conduction System connects-toEndothelin 1

Sources