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 …

Neuromedin B-expressing neurons in the retrotrapezoid nucleus regulate respiratory homeostasis and promote stable breathing in adult mice

GMPR Souza, DS Stornetta, Y Shi, E Lim… - Journal of …, 2023 - Soc Neuroscience
Respiratory chemoreceptor activity encoding arterial Pco2 and Po2 is a critical determinant
of ventilation. Currently, the relative importance of several putative chemoreceptor …

Genome-wide association study of obstructive sleep apnea and objective sleep-related traits identifies novel risk loci in Han Chinese individuals

H Xu, F Liu, Z Li, X Li, Y Liu, N Li, X Zhang… - American Journal of …, 2022 - atsjournals.org
Rationale: Previous genetic studies of obstructive sleep apnea (OSA) have limitations in
terms of precise case definition, integrated quantitative traits, and interpretation of genetic …

Differential contribution of the retrotrapezoid nucleus and C1 neurons to active expiration and arousal in rats

GMPR Souza, RL Stornetta, DS Stornetta… - Journal of …, 2020 - Soc Neuroscience
Collectively, the retrotrapezoid nucleus (RTN) and adjacent C1 neurons regulate breathing,
circulation and the state of vigilance, but previous methods to manipulate the activity of these …

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 …

Obstructive sleep apnea

LV Pham, J Jun, VY Polotsky - Handbook of clinical neurology, 2022 - Elsevier
Obstructive sleep apnea (OSA) is a disease that results from loss of upper airway muscle
tone leading to upper airway collapse during sleep in anatomically susceptible persons …

Saporin as a commercial reagent: its uses and unexpected impacts in the biological sciences—tools from the plant kingdom

LR Ancheta, PA Shramm, R Bouajram, D Higgins… - Toxins, 2022 - mdpi.com
Saporin is a ribosome-inactivating protein that can cause inhibition of protein synthesis and
causes cell death when delivered inside a cell. Development of commercial Saporin results …

The retrotrapezoid nucleus and the neuromodulation of breathing

TS Moreira, CR Sobrinho, B Falquetto… - Journal of …, 2021 - journals.physiology.org
Breathing is regulated by a host of arousal and sleep-wake state-dependent
neuromodulators to maintain respiratory homeostasis. Modulators such as acetylcholine …

Respiratory alkalosis provokes spike-wave discharges in seizure-prone rats

KA Salvati, GMPR Souza, AC Lu, ML Ritger, P Guyenet… - elife, 2022 - elifesciences.org
Hyperventilation reliably provokes seizures in patients diagnosed with absence epilepsy.
Despite this predictable patient response, the mechanisms that enable hyperventilation to …