Brain somatostatin receptors in spontaneously hypertensive rats: an autoradiographic study.
Peptides
; 12(1): 81-7, 1991.
Article
em En
| MEDLINE
| ID: mdl-1675785
ABSTRACT
The apparent densities of brain somatostatin (SRIF) receptor sites were compared in adult spontaneously hypertensive rats (SH) and their normotensive genetic counterparts (Wistar-Kyoto; WKY) using quantitative receptor autoradiography. Globally, the distribution of brain [125I][Tyr0, D-Trp8]SRIF14 binding sites was very similar in both strains. However, apparent densities of specific labeling were either higher (subfornical organ, 3.2 x; locus coeruleus, 1.9 x; lateroanterior hypothalamic nucleus, 1.3 x) or lower (basolateral amygdaloid nucleus, 0.8 x; spinal trigeminal sensory nucleus, 0.6 x) in SH than WKY rats in areas especially relevant to CNS cardiovascular integration. This provides further evidence for the possible involvement of brain SRIF neurons in cardiovascular regulation.
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Coleções:
01-internacional
Base de dados:
MEDLINE
Assunto principal:
Química Encefálica
/
Somatostatina
/
Receptores de Neurotransmissores
/
Hipertensão
Limite:
Animals
Idioma:
En
Revista:
Peptides
Ano de publicação:
1991
Tipo de documento:
Article
País de afiliação:
Canadá