Hannah Grace Caldwell

Hannah Grace Caldwell

PhD Student, Postdoc


  1. 2017
  2. Stability in neurovascular function at 3800 m

    Caldwell, Hannah Grace, Ainslie, P. N., Ellis, L. A., Phillips, A. A. & Flück, D., 2017, In: Physiology and Behavior. 182, p. 62-68 7 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  3. 2018
  4. Emerging views of how changes in blood pressure influence cerebral blood flow

    Caldwell, Hannah Grace, 2018, In: Journal of Physiology. 596, 19, p. 4565-4567 3 p.

    Research output: Contribution to journalComment/debateResearch

  5. Severity-dependent influence of isocapnic hypoxia on reaction time is independent of neurovascular coupling

    Caldwell, Hannah Grace, Coombs, G. B., Tymko, M. M., Nowak-Flück, D. & Ainslie, P. N., 2018, In: Physiology and Behavior. 188, p. 262-269 8 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  6. 2019
  7. Cerebrovascular function is preserved during mild hyperthermia in cervical spinal cord injury

    Coombs, G. B., Vucina, D., Caldwell, Hannah Grace, Barak, O. F., Mijacika, T., Lee, A. H. X., Sarafis, Z. K., Squair, J. W., Krassioukov, A. V., Phillips, A. A., Dujic, Z. & Ainslie, P. N., 2019, In: Spinal Cord. 57, 11, p. 979-984 6 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  8. A ketone monoester drink reduces the glycemic response to an oral glucose challenge in individuals with obesity: A randomized trial

    Myette-Côté, É., Caldwell, Hannah Grace, Ainslie, P. N., Clarke, K. & Little, J. P., 2019, In: American Journal of Clinical Nutrition. 110, 6, p. 1491-1501 11 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  9. The effect of an expiratory resistance mask with dead space on sleep, acute mountain sickness, cognition, and ventilatory acclimatization in normobaric hypoxia

    Patrician, A., Tymko, M. M., Caldwell, Hannah Grace, Howe, C. A., Coombs, G. B., Stone, R., Hamilton, A., Hoiland, R. L. & Ainslie, P. N., 2019, In: High Altitude Medicine and Biology. 20, 1, p. 61-70 10 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  10. 2020
  11. Alterations in resting cerebrovascular regulation do not affect reactivity to hypoxia, hyperoxia or neurovascular coupling following a SCUBA dive

    Caldwell, Hannah Grace, Hoiland, R. L., Barak, O. F., Mijacika, T., Burma, J. S., Dujić, Ž. & Ainslie, P. N., 2020, In: Experimental Physiology. 105, 9, p. 1540-1549 10 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  12. Evidence for temperature-mediated regional increases in cerebral blood flow during exercise

    Caldwell, Hannah Grace, Coombs, G. B., Howe, C. A., Hoiland, R. L., Patrician, A., Lucas, S. J. E. & Ainslie, P. N., 2020, In: Journal of Physiology. 598, 8, p. 1459-1473 15 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  13. Internal carotid and brachial artery shear-dependent vasodilator function in young healthy humans

    Carr, J. M. J. R., Hoiland, R. L., Caldwell, Hannah Grace, Coombs, G. B., Howe, C. A., Tremblay, J. C., Green, D. J. & Ainslie, P. N., 2020, In: Journal of Physiology. 598, 23, p. 5333-5350 18 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  14. Global REACH 2018: The influence of acute and chronic hypoxia on cerebral haemodynamics and related functional outcomes during cold and heat stress

    Gibbons, T. D., Tymko, M. M., Thomas, K. N., Wilson, L. C., Stembridge, M., Caldwell, Hannah Grace, Howe, C. A., Hoiland, R. L., Akerman, A. P., Dawkins, T. G., Patrician, A., Coombs, G. B., Gasho, C., Stacey, B. S., Ainslie, P. N. & Cotter, J. D., 2020, In: Journal of Physiology. 598, 2, p. 265-284 20 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  15. Nitric oxide is fundamental to neurovascular coupling in humans

    Hoiland, R. L., Caldwell, Hannah Grace, Howe, C. A., Nowak-Flück, D., Stacey, B. S., Bailey, D. M., Paton, J. F. R., Green, D. J., Sekhon, M. S., Macleod, D. B. & Ainslie, P. N., 2020, In: Journal of Physiology. 598, 21, p. 4927-4939 13 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  16. Cerebrovascular reactivity to carbon dioxide is not influenced by variability in the ventilatory sensitivity to carbon dioxide

    Howe, C. A., Caldwell, Hannah Grace, Carr, J., Nowak-Flück, D., Ainslie, P. N. & Hoiland, R. L., 2020, In: Experimental Physiology. 105, 5, p. 904-915 12 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  17. 2021
  18. Losing the dogmatic view of cerebral autoregulation

    Brassard, P., Labrecque, L., Smirl, J. D., Tymko, M. M., Caldwell, Hannah Grace, Hoiland, R. L., Lucas, S. J. E., Denault, A. Y., Couture, E. J. & Ainslie, P. N., 2021, In: Physiological Reports. 9, 15, 11 p., e14982.

    Research output: Contribution to journalReviewResearchpeer-review

  19. Acid–base balance and cerebrovascular regulation

    Caldwell, Hannah Grace, Carr, J. M. J. R., Minhas, J. S., Swenson, E. R. & Ainslie, P. N., 2021, In: Journal of Physiology. 599, 24, p. 5337-5359 23 p.

    Research output: Contribution to journalReviewResearchpeer-review

  20. Alterations in arterial CO2 rather than pH affect the kinetics of neurovascular coupling in humans

    Caldwell, Hannah Grace, Howe, C. A., Hoiland, R. L., Carr, J. M. J. R., Chalifoux, C. J., Brown, C. V., Patrician, A., Tremblay, J. C., Panerai, R. B., Robinson, T. G., Minhas, J. S. & Ainslie, P. N., 2021, In: Journal of Physiology. 599, 15, p. 3663-3676 14 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  21. Arterial carbon dioxide and bicarbonate rather than pH regulate cerebral blood flow in the setting of acute experimental metabolic alkalosis

    Caldwell, Hannah Grace, Howe, C. A., Chalifoux, C. J., Hoiland, R. L., Carr, J. M. J. R., Brown, C. V., Patrician, A., Tremblay, J. C., Panerai, R. B., Robinson, T. G., Minhas, J. S. & Ainslie, P. N., 2021, In: Journal of Physiology. 599, 5, p. 1439-1457 19 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  22. Blunted cerebrovascular CO2 reactivity to satisfy the hungry heat stressed brain

    Caldwell, Hannah Grace, 2021, In: Journal of Physiology. 599, 10, p. 2513-2515 3 p.

    Research output: Contribution to journalComment/debateResearchpeer-review

  23. Hourly staircase sprinting exercise “snacks” improve femoral artery shear patterns but not flow-mediated dilation or cerebrovascular regulation: A pilot study

    Caldwell, Hannah Grace, Coombs, G. B., Rafiei, H., Ainslie, P. N. & Little, J. P., 2021, In: Applied Physiology, Nutrition and Metabolism. 46, 5, p. 521-529 9 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  24. Regulation of cerebral blood flow by arterial PCO2 independent of metabolic acidosis at 5050 m

    Caldwell, Hannah Grace, Smith, K. J., Lewis, N. C. S., Hoiland, R. L., Willie, C. K., Lucas, S. J. E., Stembridge, M., Burgess, K. R., MacLeod, D. B. & Ainslie, P. N., 2021, In: Journal of Physiology. 599, 14

    Research output: Contribution to journalJournal articleResearchpeer-review

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

    Carr, J. M. J. R., Caldwell, Hannah Grace & Ainslie, P. N., 2021, In: Experimental Physiology. 106, 7, p. 1425-1448 24 p.

    Research output: Contribution to journalReviewResearchpeer-review

  26. The stability of cerebrovascular CO2 reactivity following attainment of physiological steady-state

    Carr, J. M. J. R., Caldwell, Hannah Grace, Carter, H., Smith, K., Tymko, M. M., Green, D. J., Ainslie, P. N. & Hoiland, R. L., 2021, In: Experimental Physiology. 106, 12, p. 2542-2555 14 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  27. Case studies in physiology: Breath-hold diving beyond 100 meters—cardiopulmonary responses in world-champion divers

    Patrician, A., Gasho, C., Spajić, B., Caldwell, Hannah Grace, Baković-Kramaric, D., Barak, O., Drviš, I., Dujić, Ž. & Ainslie, P. N., 2021, In: Journal of Applied Physiology. 130, 5, p. 1345-1350 6 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  28. Temporal changes in pulmonary gas exchange efficiency when breath-hold diving below residual volume

    Patrician, A., Spajić, B., Gasho, C., Caldwell, Hannah Grace, Dawkins, T., Stembridge, M., Lovering, A. T., Coombs, G. B., Howe, C. A., Barak, O., Drviš, I., Dujić, Ž. & Ainslie, P. N., 2021, In: Experimental Physiology. 106, 4, p. 1120-1133 14 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  29. Short-term ketone monoester supplementation improves cerebral blood flow and cognition in obesity: A randomized cross-over trial

    Walsh, J. J., Caldwell, Hannah Grace, Neudorf, H., Ainslie, P. N. & Little, J. P., 2021, In: Journal of Physiology. 599, 21, p. 4763-4778 16 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  30. 2022
  31. Trans-cerebral HCO3 and PCO2 exchange during acute respiratory acidosis and exercise-induced metabolic acidosis in humans

    Caldwell, Hannah Grace, Hoiland, R. L., Smith, K. J., Brassard, P., Bain, A. R., Tymko, M. M., Howe, C. A., Carr, J. M. J. R., Stacey, B. S., Bailey, D. M., Drapeau, A., Sekhon, M. S., MacLeod, D. B. & Ainslie, P. N., 2022, In: Journal of Cerebral Blood Flow and Metabolism. 42, 4, p. 559-571 13 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

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