Reactive hyperemia: a review of methods, mechanisms, and considerations

R Rosenberry, MD Nelson - American Journal of …, 2020 - journals.physiology.org
Reactive hyperemia is a well-established technique for noninvasive assessment of
peripheral microvascular function and a predictor of all-cause and cardiovascular morbidity …

Deep-learning-based separation of shallow and deep layer blood flow rates in diffuse correlation spectroscopy

M Nakabayashi, S Liu, NM Broti, M Ichinose… - Biomedical Optics …, 2023 - opg.optica.org
Diffuse correlation spectroscopy faces challenges concerning the contamination of
cutaneous and deep tissue blood flow. We propose a long short-term memory network to …

Measurement of muscle blood flow and O2 uptake via near-infrared spectroscopy using a novel occlusion protocol

JJ Dennis, CC Wiggins, JR Smith, JMJ Isautier… - Scientific reports, 2021 - nature.com
We describe here a novel protocol that sequentially combines venous followed by arterial
occlusions to determine muscle blood flow and O2 uptake from a single measurement point …

Epinephrine iontophoresis attenuates changes in skin blood flow and abolishes cutaneous contamination of near-infrared diffuse correlation spectroscopy estimations …

MF Bartlett, A Palmero-Canton… - American Journal …, 2023 - journals.physiology.org
Near-infrared diffuse correlation spectroscopy (NIR-DCS) is an optical imaging technique for
measuring relative changes in skeletal muscle microvascular perfusion (ie, fold change …

Sex‐specific microvascular and hemodynamic responses to passive limb heating in young adults

MK Traylor, GB Batman, KN Sears, KV Ransom… - …, 2024 - Wiley Online Library
Objective We examined sex‐specific microvascular reactivity and hemodynamic responses
under conditions of augmented resting blood flow induced by passive heating compared to …

Variability in the aerobic fitness-related dependence on respiratory processes during muscle work is associated with the ACE-I/D Genotype

B Gasser, A Frei, D Niederseer, S Catuogno… - Frontiers in Sports and …, 2022 - frontiersin.org
Background The efficiency of aerobic energy provision to working skeletal muscle is affected
by aerobic fitness and a prominent insertion/deletion polymorphism in the angiotensin …

Accelerated Muscle Deoxygenation in Aerobically Fit Subjects During Exhaustive Exercise Is Associated With the ACE Insertion Allele

B Gasser, MV Franchi, S Ruoss, A Frei… - Frontiers in Sports and …, 2022 - frontiersin.org
Introduction The insertion/deletion (I/D) polymorphism in the gene for the major regulator of
vascular tone, angiotensin-converting enzyme-insertion/deletion (ACE-I/D) affects muscle …

Impact of cutaneous blood flow on NIR-DCS measures of skeletal muscle blood flow index

MF Bartlett, JD Akins, AP Oneglia… - Journal of Applied …, 2021 - journals.physiology.org
Near-infrared diffuse correlation spectroscopy (NIR-DCS) is an optical technique for
estimating relative changes in skeletal muscle perfusion during exercise but may be affected …

Differential changes in blood flow and oxygen utilization in active muscles between voluntary exercise and electrical muscle stimulation in young adults

M Katagiri, M Nakabayashi… - Journal of Applied …, 2024 - journals.physiology.org
The physiological effects on blood flow and oxygen utilization in active muscles during and
after involuntary contraction triggered by electrical muscle stimulation (EMS) remain unclear …

Near-infrared diffuse correlation spectroscopy tracks changes in oxygen delivery and utilization during exercise with and without isolated arterial compression

WJ Tucker, R Rosenberry, D Trojacek… - American Journal …, 2020 - journals.physiology.org
Near-infrared diffuse correlation spectroscopy (NIR-DCS) is an emerging technology for
simultaneous measurement of skeletal muscle microvascular oxygen delivery and utilization …