Literature DB >> 1246633

Adrenaline-forming enzyme in brainstem: elevation in genetic and experimental hypertension.

J M Saavedra, H Grobecker, J Axelrod.   

Abstract

The adrenaline-forming enzyme (phenylethanolamine N-methyltransferase) was elevated in the A1 and A2 regions of the brainstem of 4-week-old spontaneously (genetic) hypertensive rats and in the A1 region of adult experimentally (deoxycorticosterone acetate and sodium chloride) hypertensive rats. The administration of a phenylethanolamine N-methyltransferase inhibitor to experimentally hypertensive animals caused a reduction of the elevated blood pressure to normal values. These results implicate adrenaline-containing neurons in the brainstem in the development of hypertension.

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Year:  1976        PMID: 1246633     DOI: 10.1126/science.1246633

Source DB:  PubMed          Journal:  Science        ISSN: 0036-8075            Impact factor:   47.728


  24 in total

1.  Regulation of atrial natriuretic peptide receptors in the rat brain.

Authors:  J M Saavedra
Journal:  Cell Mol Neurobiol       Date:  1987-06       Impact factor: 5.046

2.  Changes in tyrosine hydroxylase and phenylethanolamine N-methyl transferase activity in individual brain nuclei during the development of renovascular hypertension in the rat [proceedings].

Authors:  M A Petty; J L Reid
Journal:  Br J Pharmacol       Date:  1978-03       Impact factor: 8.739

3.  Biochemical evidence that brainstem adrenaline-containing neurons are activated during clonidine withdrawal in the spontaneously hypertensive rat.

Authors:  L Lambás-Señas; J Atkinson; J P Fluckiger; M Sonnay; G Chamba; B Renaud
Journal:  Naunyn Schmiedebergs Arch Pharmacol       Date:  1988-11       Impact factor: 3.000

4.  Tyrosine administration reduces blood pressure and enhances brain norepinephrine release in spontaneously hypertensive rats.

Authors:  A F Sved; J D Fernstrom; R J Wurtman
Journal:  Proc Natl Acad Sci U S A       Date:  1979-07       Impact factor: 11.205

Review 5.  Central nervous system mechanisms in blood pressure control.

Authors:  A D Struthers; C T Dollery
Journal:  Eur J Clin Pharmacol       Date:  1985       Impact factor: 2.953

6.  Hypothalamic adrenaline synthesis after stimulation of the medial forebrain bundle.

Authors:  C Torda
Journal:  Br J Pharmacol       Date:  1977-09       Impact factor: 8.739

7.  Noradrenaline concentration in hypothalamic and brain stem nuclei of renovascular hypertensive rats [proceedings].

Authors:  M A Petty; J L Reid
Journal:  Br J Pharmacol       Date:  1977-03       Impact factor: 8.739

8.  Distribution of PNMT and epinephrine in the medulla oblongata of normotensive and spontaneous hypertensive rats.

Authors:  J Y Lew; F Hata; A Sauter; Y Baba; J Engel; M Goldstein
Journal:  J Neural Transm       Date:  1979       Impact factor: 3.575

9.  Behavioral hyperreactivity in the spontaneously hypertensive rat compared to its normotensive progenitor.

Authors:  C F Schaefer; D J Brackett; C G Gunn; M F Wilson
Journal:  Pavlov J Biol Sci       Date:  1978 Oct-Dec

10.  Role of brainstem and spinal noradrenergic and adrenergic neurons in the development and maintenance of hypertension in spontaneously hypertensive rats.

Authors:  K Nakamura; K Nakamura
Journal:  Naunyn Schmiedebergs Arch Pharmacol       Date:  1978-11       Impact factor: 3.000

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