Literature DB >> 645352

Effect of dexamethasone on protein extravasation in the brain in acute hypertension induced by amphetamine.

B Johansson.   

Abstract

Amphetamine productes protein leakage in the brain when given to rats under nitrous oxide anesthesia. The blood-brain barrier dysfunction is caused by the combined effect of blood pressure increase and vasodilatation. In the present experiments pretreatment with dexamethasone, 2 mg.kg-1, diminished the amphetamine-induced extravasation of Evans blue albumin and 125IHSA in the rats' brain. Possible explanations to the effect of dexamethasone on cerebrovascular permeability are discussed.

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Year:  1978        PMID: 645352     DOI: 10.1111/j.1600-0404.1978.tb02835.x

Source DB:  PubMed          Journal:  Acta Neurol Scand        ISSN: 0001-6314            Impact factor:   3.209


  2 in total

1.  Hypoxia-induced increases in pulmonary transvascular protein escape in rats. Modulation by glucocorticoids.

Authors:  T J Stelzner; R F O'Brien; K Sato; J V Weil
Journal:  J Clin Invest       Date:  1988-12       Impact factor: 14.808

2.  Intravenous injection of horseradish peroxidase in the rat stimulates corticosterone and adrenocorticotropic hormone release.

Authors:  D Jezová; Y Olsson
Journal:  Acta Neuropathol       Date:  1986       Impact factor: 17.088

  2 in total

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