Compromised blood–brain barrier permeability: novel mechanism by which circulating angiotensin II signals to sympathoexcitatory centres during hypertension

VC Biancardi, JE Stern - The Journal of physiology, 2016 - Wiley Online Library
Angiotensin II (AngII) is a pivotal peptide implicated in the regulation of blood pressure. In
addition to its systemic vascular and renal effects, AngII acts centrally to modulate the …

Circulating angiotensin II gains access to the hypothalamus and brain stem during hypertension via breakdown of the blood–brain barrier

VC Biancardi, SJ Son, S Ahmadi, JA Filosa… - Hypertension, 2014 - Am Heart Assoc
Angiotensin II–mediated vascular brain inflammation emerged as a novel
pathophysiological mechanism in neurogenic hypertension. However, the precise …

[HTML][HTML] Angiotensin II and the cardiac parasympathetic nervous system in hypertension

J Shanks, R Ramchandra - International journal of molecular sciences, 2021 - mdpi.com
The renin–angiotensin–aldosterone system (RAAS) impacts cardiovascular homeostasis via
direct actions on peripheral blood vessels and via modulation of the autonomic nervous …

The role of the blood–brain barrier in hypertension

A Setiadi, WS Korim, K Elsaafien… - Experimental …, 2018 - Wiley Online Library
New Findings What is the topic of this review? This review highlights the importance of the
blood–brain barrier in the context of diseases involving autonomic dysfunction, such as …

Neuroinflammation and sympathetic overactivity: Mechanisms and implications in hypertension

D Haspula, MA Clark - Autonomic Neuroscience, 2018 - Elsevier
Essential hypertension is a multifactorial disorder with a strong genetic predisposition.
Although anti-hypertensive medications have drastically reduced cardiovascular diseases …

Astrocytes contribute to angiotensin II stimulation of hypothalamic neuronal activity and sympathetic outflow

JE Stern, S Son, VC Biancardi, H Zheng, N Sharma… - …, 2016 - Am Heart Assoc
Angiotensin II (AngII) is a key neuropeptide that acting within the brain hypothalamic
paraventricular nucleus regulates neurohumoral outflow to the circulation. Moreover, an …

Central Ang II (Angiotensin II)-mediated sympathoexcitation: Role for HIF-1α (hypoxia-inducible factor-1α) facilitated glutamatergic tone in the paraventricular nucleus …

NM Sharma, AS Haibara, K Katsurada, SS Nandi… - …, 2021 - Am Heart Assoc
Central infusion of Ang II (angiotensin II) has been associated with increased sympathetic
outflow resulting in neurogenic hypertension. In the present study, we appraised whether the …

Brain angiotensin peptides regulate sympathetic tone and blood pressure

AG Dupont, S Brouwers - Journal of hypertension, 2010 - journals.lww.com
Abstract Brain angiotensin II (Ang II) induces tonic sympathoexcitatory effects through AT 1
receptor stimulation of glutamatergic neurons and sympathoinhibitory effects via GABAergic …

[HTML][HTML] Maintenance of blood-brain barrier integrity in hypertension: a novel benefit of exercise training for autonomic control

L Buttler, MT Jordao, MG Fragas, A Ruggeri… - Frontiers in …, 2017 - frontiersin.org
The blood-brain barrier (BBB) is a complex multicellular structure acting as selective barrier
controlling the transport of substances between these compartments. Accumulating …

Brain renin–angiotensin system dysfunction in hypertension: recent advances and perspectives

SJ Veerasingham, MK Raizada - British journal of …, 2003 - Wiley Online Library
This review focuses on the dysfunction of the intrinsic brain renin–angiotensin system (RAS)
in the pathogenesis of hypertension. Hyperactivity of the brain RAS plays a critical role in …