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WGA Rescources

Abstract #6303 Published in IGR 3-2

A different retinal glia response to optic nerve injury/lipopolysaccharide administration in hooded and albino rats

Engelmann R; Dieterich DC; Bien A; Kreutz MR
Brain Research 2001; 889: 251-255


Despite a massive degeneration of retinal ganglion cells (RGC) after optic nerve crush (ONC) in hooded rats only a minor increase in retinal glial fibrillary acidic protein (GFAP) immunoreactivity was found in the inner retina. Interestingly, a combination of ONC with the administration of the proinflammatory agent lipopolysaccharide (LPS) but not LPS alone induces increased GFAP immunoreactivity. In contrast albino rats showed elevated GFAP immunoreactivity in response to both, LPS administration and ONC with no further increase after a combination of both. These data demonstrate significant differences in retinal glia responsiveness between hooded and albino rats after optic nerve lesions.

Dr R. Engelmann, Forschergruppe 'Visuelle Entwicklung und Plastizität', Leibniz Institute for Neurobiology, Magdeburg, Germany


Classification:

1.3 Pathogenesis (Part of: 1 General aspects)
2.15 Optic nerve (Part of: 2 Anatomical structures in glaucoma)
5 Experimental glaucoma; animal models



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