The suspensory ligament of the endolymphatic duct in the rat. An ultrastructural study
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The suspensory ligament of the endolymphatic duct in the rat. An ultrastructural study. / Qvortrup, K; Bretlau, P.
In: Acta Oto-Laryngologica. Supplement, Vol. 115, No. 6, 11.1995, p. 765-75.Research output: Contribution to journal › Journal article › Research › peer-review
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TY - JOUR
T1 - The suspensory ligament of the endolymphatic duct in the rat. An ultrastructural study
AU - Qvortrup, K
AU - Bretlau, P
PY - 1995/11
Y1 - 1995/11
N2 - Following optimized fixation and specimen handling, the endolymphatic duct was investigated by transmission and scanning electron microscopy. Tubular microfibrils, 10-12 nm thick and of indefinite length, occupied the subepithelial compartment abundantly and seemed to insert into the basal lamina of the epithelial cells of the duct and to merge with the bony wall of vestibular aqueduct thus forming a suspensory ligament of the endolymphatic duct. This ligament is suggested to protect the endolymphtaic duct from collapsing and to play a role in the mechanical protection of the vestibular apparatus from sudden increases in intracranial pressure. The capillaries and the aqueductal vein were located in intimate relationship to the epithelial cells. Both types of vessels were provided with fenestrations of the endothelial cells, supporting the proposal that the endolymphatic duct may be involved in the resorption of endolymph.
AB - Following optimized fixation and specimen handling, the endolymphatic duct was investigated by transmission and scanning electron microscopy. Tubular microfibrils, 10-12 nm thick and of indefinite length, occupied the subepithelial compartment abundantly and seemed to insert into the basal lamina of the epithelial cells of the duct and to merge with the bony wall of vestibular aqueduct thus forming a suspensory ligament of the endolymphatic duct. This ligament is suggested to protect the endolymphtaic duct from collapsing and to play a role in the mechanical protection of the vestibular apparatus from sudden increases in intracranial pressure. The capillaries and the aqueductal vein were located in intimate relationship to the epithelial cells. Both types of vessels were provided with fenestrations of the endothelial cells, supporting the proposal that the endolymphatic duct may be involved in the resorption of endolymph.
KW - Animals
KW - Endolymphatic Duct
KW - Epithelium
KW - Ligaments
KW - Male
KW - Microscopy, Electron
KW - Rats
KW - Rats, Wistar
KW - Journal Article
KW - Research Support, Non-U.S. Gov't
M3 - Journal article
C2 - 8749198
VL - 115
SP - 765
EP - 775
JO - Acta Oto-Laryngologica, Supplement
JF - Acta Oto-Laryngologica, Supplement
SN - 0365-5237
IS - 6
ER -
ID: 176538557