The retrotrapezoid nucleus: central chemoreceptor and regulator of breathing automaticity

PG Guyenet, RL Stornetta, GMPR Souza… - Trends in …, 2019 - cell.com
The ventral surface of the rostral medulla oblongata has been suspected since the 1960s to
harbor central respiratory chemoreceptors [ie, acid-activated neurons that regulate breathing …

Brain H+/CO2 sensing and control by glial cells

AV Gourine, N Dale - Glia, 2022 - Wiley Online Library
Maintenance of constant brain pH is critically important to support the activity of individual
neurons, effective communication within the neuronal circuits, and, thus, efficient processing …

The astrocytic Na+‐HCO3 cotransporter, NBCe1, is dispensable for respiratory chemosensitivity

K Li, EC Gonye, RL Stornetta, CB Bayliss… - The Journal of …, 2023 - Wiley Online Library
The interoceptive homeostatic mechanism that controls breathing, blood gases and acid‐
base balance in response to changes in CO2/H+ is exquisitely sensitive, with convergent …

Cerebral blood flow, cerebrovascular reactivity and their influence on ventilatory sensitivity

JMJR Carr, HG Caldwell, PN Ainslie - Experimental physiology, 2021 - Wiley Online Library
New Findings What is the topic of this review? Cerebrovascular reactivity to CO2, which is a
principal factor in determining ventilatory responses to CO2 through the role reactivity plays …

Rostral ventrolateral medulla, retropontine region and autonomic regulations

PG Guyenet, RL Stornetta - Autonomic Neuroscience, 2022 - Elsevier
The rostral half of the ventrolateral medulla (RVLM) and adjacent ventrolateral retropontine
region (henceforth RVLMRP) have been divided into various sectors by neuroscientists …

Criteria for central respiratory chemoreceptors: experimental evidence supporting current candidate cell groups

EC Gonye, DA Bayliss - Frontiers in physiology, 2023 - frontiersin.org
An interoceptive homeostatic system monitors levels of CO2/H+ and provides a
proportionate drive to respiratory control networks that adjust lung ventilation to maintain …

Vascular control of the CO2/H+-dependent drive to breathe

CM Cleary, TS Moreira, AC Takakura, MT Nelson… - Elife, 2020 - elifesciences.org
Respiratory chemoreceptors regulate breathing in response to changes in tissue CO2/H+.
Blood flow is a fundamental determinant of tissue CO2/H+, yet little is known regarding how …

Interdependent feedback regulation of breathing by the carotid bodies and the retrotrapezoid nucleus

PG Guyenet, DA Bayliss, RL Stornetta… - The Journal of …, 2018 - Wiley Online Library
The retrotrapezoid nucleus (RTN) regulates breathing in a CO2‐and state‐dependent
manner. RTN neurons are glutamatergic and innervate principally the respiratory pattern …

Impaired endothelium-mediated cerebrovascular reactivity promotes anxiety and respiration disorders in mice

J Wenzel, CE Hansen, C Bettoni… - Proceedings of the …, 2020 - National Acad Sciences
Carbon dioxide (CO2), the major product of metabolism, has a strong impact on cerebral
blood vessels, a phenomenon known as cerebrovascular reactivity. Several vascular risk …

Correlation between neuroanatomical and functional respiratory changes observed in an experimental model of Parkinson's disease

SA Fernandes‐Junior, KS Carvalho… - Experimental …, 2018 - Wiley Online Library
New Findings What is the central question of this study? What is the relationship between
neuroanatomical and functional respiratory changes in an experimental model of …