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阴离子大分子从眼内转移至血流的形态学证据。

Morphological evidence for the transfer of anionic macromolecules from the interior of the eye to the blood stream.

作者信息

Raviola G, Butler J M

出版信息

Curr Eye Res. 1985 Apr;4(4):503-16. doi: 10.3109/02713688509025167.

DOI:10.3109/02713688509025167
PMID:4017640
Abstract

We have either introduced into the vitreous space or perfused through the anterior chamber of macaque monkey eyes two anionic tracers, anionic ferritin (AF) and horseradish peroxidase (HRP) and a cationic probe, cationic ferritin (CF). We have observed that the anionic molecules, but not the cationic one, are transported to the blood stream by plasmalemmal vesicles of the endothelial cells in both the retinal and the iridial vasculature. We suggest that a variety of organic anions of different MW which are commonly present in the eye tissues may be returned to the blood by the same morphological mechanism.

摘要

我们已经将两种阴离子示踪剂,即阴离子铁蛋白(AF)和辣根过氧化物酶(HRP),以及一种阳离子探针,即阳离子铁蛋白(CF),注入猕猴眼的玻璃体腔或通过前房进行灌注。我们观察到,阴离子分子而非阳离子分子,通过视网膜和虹膜血管系统中内皮细胞的质膜小泡被转运至血流中。我们认为,眼组织中常见的各种不同分子量的有机阴离子可能通过相同的形态学机制返回血液。

相似文献

1
Morphological evidence for the transfer of anionic macromolecules from the interior of the eye to the blood stream.阴离子大分子从眼内转移至血流的形态学证据。
Curr Eye Res. 1985 Apr;4(4):503-16. doi: 10.3109/02713688509025167.
2
Unidirectional transport mechanism of horseradish peroxidase in the vessels of the iris.辣根过氧化物酶在虹膜血管中的单向转运机制
Invest Ophthalmol Vis Sci. 1984 Jul;25(7):827-36.
3
Asymmetric distribution of charged domains on the two fronts of the endothelium of iris blood vessels.
Invest Ophthalmol Vis Sci. 1985 May;26(5):597-608.
4
Cationic ferritin changes outflow facility in human eyes whereas anionic ferritin does not.阳离子铁蛋白会改变人眼的房水流畅系数,而阴离子铁蛋白则不会。
Invest Ophthalmol Vis Sci. 2001 Jul;42(8):1795-802.
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Transport of horseradish peroxidase across monkey trophoblastic epithelium in coated and uncoated vesicles.辣根过氧化物酶在有被小泡和无被小泡中穿过猴滋养层上皮细胞的运输。
Anat Rec. 1985 Feb;211(2):174-83. doi: 10.1002/ar.1092110209.
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Endocytosis of cationic and anionic proteins in cultivated arterial smooth muscle cells.培养的动脉平滑肌细胞中阳离子和阴离子蛋白的内吞作用。
Exp Cell Res. 1983 Feb;143(2):359-65. doi: 10.1016/0014-4827(83)90062-9.
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Molecular charge as a determinant of macromolecule permeability across the fetal capillary endothelium of the guinea-pig placenta.分子电荷作为豚鼠胎盘胎儿毛细血管内皮细胞大分子通透性的决定因素。
Cell Tissue Res. 1983;229(2):365-77. doi: 10.1007/BF00214979.
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Uveoscleral permeability to intracamerally infused ferritin in eyes of rabbits and monkeys.
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[Catalytic and immunochemical properties of ferritin conjugates with horseradish peroxidase].[铁蛋白与辣根过氧化物酶缀合物的催化和免疫化学性质]
Biokhimiia. 1987 Aug;52(8):1248-57.
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Initial endocytosis of perioxidase or ferritin by growth cones of cultured nerve cells.培养的神经细胞生长锥对过氧化物酶或铁蛋白的初始内吞作用。
J Neurocytol. 1977 Aug;6(4):407-39. doi: 10.1007/BF01178226.

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Graefes Arch Clin Exp Ophthalmol. 1994 Oct;232(10):608-13. doi: 10.1007/BF00193121.
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Surface-associated vesicles in retinal arterioles and venules.视网膜小动脉和小静脉中的表面相关小泡。
Cell Tissue Res. 1986;245(2):431-7. doi: 10.1007/BF00213951.
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Leakage of blood-retinal barrier due to damaging effect of protamine sulfate on the endothelium.硫酸鱼精蛋白对内皮细胞的破坏作用导致血视网膜屏障渗漏。
Acta Neuropathol. 1988;76(4):427-31. doi: 10.1007/BF00686981.