Changes in cerebral blood flow during steady-state cycling exercise: a study using oxygen-15-labeled water with PET

M Hiura, T Nariai, K Ishii, M Sakata… - Journal of Cerebral …, 2014 - journals.sagepub.com
Cerebral blood flow (CBF) during dynamic exercise has never been examined quantitatively
using positron emission tomography (PET). This study investigated changes in CBF that …

Global alliance for the promotion of physical activity: the Hamburg declaration

…, H Hauner, MP Herring, M Hiura… - BMJ Open Sport & …, 2023 - bmjopensem.bmj.com
Non-communicable diseases (NCDs), including coronary heart disease, stroke, hypertension,
type 2 diabetes, dementia, depression and cancers, are on the rise worldwide and are …

[HTML][HTML] Dissociated coupling between cerebral oxygen metabolism and perfusion in the prefrontal cortex during exercise: a NIRS study

M Hiura, A Funaki, H Shibutani, K Takahashi… - Frontiers in …, 2023 - frontiersin.org
Purpose: The present study used near-infrared spectroscopy to investigate the relationships
between cerebral oxygen metabolism and perfusion in the prefrontal cortex (PFC) during …

Initial human PET studies of metabotropic glutamate receptor type 1 ligand 11C-ITMM

…, M Sakata, K Oda, K Ishii, K Ito, M Hiura… - Journal of Nuclear …, 2013 - Soc Nuclear Med
N-[4-[6-(isopropylamino)pyrimidin-4-yl]-1,3-thiazol-2-yl]-4- 11 C-methoxy-N-methylbenzamide
( 11 C-ITMM) is a potential radioligand for mapping metabotropic glutamate receptor type …

[HTML][HTML] Estimation of cerebral hemodynamics and oxygenation during various intensities of rowing exercise: An nirs study

M Hiura, Y Shirai, H Shibutani, A Funaki… - Frontiers in …, 2022 - frontiersin.org
Purpose This study aimed to investigate changes in cerebral hemodynamics and oxygenation
at moderate, heavy, maximal and supramaximal intensities of rowing exercise. It also …

Central μ-opioidergic system activation evoked by heavy and severe-intensity cycling exercise in humans: a pilot study using positron emission tomography with 11C …

M Hiura, M Sakata, K Ishii, J Toyohara… - … journal of sports …, 2017 - thieme-connect.com
The central opioid receptor system likely contributes to the mechanism underlying the changes
in affect elicited by exercise. Our aim was to use positron emission tomography (PET) to …

Dynamic exercise elicits dissociated changes between tissue oxygenation and cerebral blood flow in the prefrontal cortex: A study using NIRS and PET

M Hiura, T Nariai, K Takahashi, A Muta… - Oxygen Transport to …, 2018 - Springer
Neuronal activity causes changes in both cerebral metabolic rate of oxygen (CMRO 2 ) and
cerebral blood flow (CBF). Since the relationship between tissue oxygenation and regional …

Response of cerebral blood flow and blood pressure to dynamic exercise: a study using PET

M Hiura, T Nariai, M Sakata, A Muta… - … journal of sports …, 2018 - thieme-connect.com
Dynamic exercise elicits fluctuations in blood pressure (BP) and cerebral blood flow (CBF).
This study investigated responses in BP and CBF during cycling exercise and post-exercise …

[HTML][HTML] Test-retest variability of adenosine A2A binding in the human brain with 11C-TMSX and PET

M Naganawa, M Mishina, M Sakata, K Oda, M Hiura… - EJNMMI research, 2014 - Springer
Background The goal of the present study was to evaluate the reproducibility of cerebral
adenosine A 2A receptor (A 2A R) quantification using 11 C-TMSX and PET in a test-retest study…

Cerebral oxygenation in the frontal lobe cortex during incremental exercise tests: the regional changes influenced by volitional exhaustion

M Hiura, T Mizuno, T Fujimoto - Oxygen Transport to Tissue XXXI, 2010 - Springer
The present study examined the regional differences of cortical oxygenation in the frontal
lobe by near-infrared spectroscopy (NIRS) during incremental exercise tests and the precise …