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The medicinal plant Hypericum perforatum Linn, commonly known as St. John's wort, has been used as an antidepressant. To investigate whether St. John's wort possesses a protective effect against hydrogen peroxide (H 2 O 2 )-induced cytotoxicity in neuronal cells, 3-(4,5-dimethylthiazol-2-yl)-2,5-diphenyltetrazolium bromide assay, 4,6-diamidino-2-phenylindole staining, terminal deoxynucleotidyl...
We applied a variety of methods to follow the course of kainic acid (KA) induced retinal apoptosis, especially with regard to the spatial and temporal aspects. At 24 h after KA injection, a massive cell increase, which showed terminal transferase-mediated dUTP nick-end-labeling technique positive signals, was observed in all of the retinal layers, with the exception of the outer nuclear and photoreceptor...
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