Blood-Retinal Barrier (also known as Barrier, Blood-Retinal, Barriers, Blood-Retinal): A specialized transport barrier, in the EYE, formed by the retinal pigment EPITHELIUM, and the ENDOTHELIUM of the BLOOD VESSELS of the RETINA. TIGHT JUNCTIONS joining adjacent cells keep the barrier between cells continuous.

NIH MeSH · D001813Anatomy

Blood-Retinal Barrier

Also known asBarrier, Blood-Retinal · Barriers, Blood-Retinal · Blood Retinal Barrier · Blood-Retinal Barriers · Retinal-Blood Barrier · Barrier, Retinal-Blood · Barriers, Retinal-Blood · Retinal Blood Barrier · Retinal-Blood Barriers

Definition

A specialized transport barrier, in the EYE, formed by the retinal pigment EPITHELIUM, and the ENDOTHELIUM of the BLOOD VESSELS of the RETINA. TIGHT JUNCTIONS joining adjacent cells keep the barrier between cells continuous.

MeSH classification

  • A07.040
  • A09.371.729.055

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Common questions about Blood-Retinal Barrier

What does Blood-Retinal Barrier mean in medicine?
A specialized transport barrier, in the EYE, formed by the retinal pigment EPITHELIUM, and the ENDOTHELIUM of the BLOOD VESSELS of the RETINA. TIGHT JUNCTIONS joining adjacent cells keep the barrier between cells continuous. This definition is taken from the National Library of Medicine's MeSH (Medical Subject Headings) 2026 release, which is the standard vocabulary used to index PubMed and most medical literature.
Is Blood-Retinal Barrier known by any other names?
Yes. Blood-Retinal Barrier is also referred to as Barrier, Blood-Retinal, Barriers, Blood-Retinal, Blood Retinal Barrier, Blood-Retinal Barriers in different clinical, research and patient-facing contexts. The MeSH descriptor groups all of these synonyms under a single canonical concept so research and records stay consistent.
Where does Blood-Retinal Barrier sit in the medical classification?
Blood-Retinal Barrier falls under the broader medical category "Anatomy" in the MeSH hierarchy (tree numbers: A07.040, A09.371.729.055). Browsing the related concepts on this page takes you to neighbouring topics in the same branch of medicine.
Where can I get a plain-language explanation of Blood-Retinal Barrier?
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Source: NIH MeSH 2026 (D001813) — National Library of Medicine, public domain. View official MeSH record ↗