Lessons from on high: arterial CO2 , not pH, is the key mediator of cerebrovascular function
- PMID: 34311500
- DOI: 10.1113/JP281999
Lessons from on high: arterial CO2 , not pH, is the key mediator of cerebrovascular function
Keywords: acid-base balance; carbon dioxide; cerebral blood flow; cerebrovascular reactivity.
Comment on
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Regulation of cerebral blood flow by arterial PCO2 independent of metabolic acidosis at 5050 m.J Physiol. 2021 Jul;599(14):3513-3530. doi: 10.1113/JP281446. Epub 2021 Jun 24. J Physiol. 2021. PMID: 34047356
References
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- Caldwell HG, Smith KJ, Lewis NCS, Hoiland RL, Willie CK, Lucas SJE, Stembridge M, Burgess KR, MacLeod DB & Ainslie PN (2021b). Regulation of cerebral blood flow by arterial PCO2 independent of metabolic acidosis at 5050 m. J Physiol 599, 3513-3530.
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- Duffin J, Mikulis DJ & Fisher JA (2021). Control of cerebral blood flow by blood gases. Front Physiol 12, 640075. https://doi.org/10.3389/fphys.2021.640075.
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- Hoiland RL, Fisher JA & Ainslie PN (2019). Regulation of the cerebral circulation by arterial carbon dioxide. Compr Physiol 9, 1101-1154.
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- Willie CK, MacLeod DB, Smith KJ, Lewis NC, Foster GE, Ikeda K, Hoiland RL & Ainslie PN (2015). The contribution of arterial blood gases in cerebral blood flow regulation and fuel utilization in man at high altitude. J Cereb Blood Flow Metab 35, 873-881.
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