User profiles for T. Katsumura

Takafumi Katsumura

Kitasato University School of Medicine
Verified email at med.kitasato-u.ac.jp
Cited by 384

Noninvasive measures of oxidative metabolism on working human muscles by near-infrared spectroscopy

…, H Iwane, T Shimomitsu, T Katsumura… - Journal of applied …, 1996 - journals.physiology.org
The purpose of this study was to determine whether the initial rate of hemoglobin and
myoglobin deoxygenation during immediate postexercise ischemia, a reflection of muscle O2 …

Association of physical activity and neighborhood environment among Japanese adults

…, Y Ohya, Y Odagiri, T Takamiya, K Ishii, T Katsumura… - Preventive …, 2009 - Elsevier
OBJECTIVE: Although environmental attributes related to physical activity is an emerging
research topic, most studies have been reported from Western countries. This study aimed to …

Effects of blackcurrant anthocyanin intake on peripheral muscle circulation during typing work in humans

…, T Osada, T Katsumura, T Hamaoka - European journal of …, 2005 - Springer
… FBF was calculated from NIRS data by evaluating the rate of increase in t-Hb after venous
occlusion. Arterial occlusion was used to interrupt arterial blood flow by placing a pneumatic …

Validity of NIR spectroscopy for quantitatively measuring muscle oxidative metabolic rate in exercise

…, H Higuchi, Y Kurosawa, T Katsumura - Journal of Applied …, 2001 - journals.physiology.org
The purpose of this study was to examine the validity of the quantitative measurement of
muscle oxidative metabolism in exercise by near-infrared continuous-wave spectroscopy (…

Quantification of ischemic muscle deoxygenation by near infrared time-resolved spectroscopy

T Hamaoka, T Katsumura, N Murase… - Journal of …, 2000 - spiedigitallibrary.org
… Although their model was rabbit skeletal muscle, the magnitude of vasodilatation in our
results 15% increase in T–Hb is comparable to the results reported by Bosman et al. …

[HTML][HTML] Noninvasive monitoring of deterioration in skeletal muscle function with forearm cast immobilization and the prevention of deterioration

…, Y Kurosawa, T Katsumura, A Hoshika, T Hamaoka - Dynamic …, 2004 - Springer
Background In this research inactivity was simulated by immobilizing the forearm region in a
plaster cast. Changes in skeletal muscle oxidative function were measured using near-…

Canagliflozin suppresses atrial remodeling in a canine atrial fibrillation model

…, J Oikawa, Y Hara, T Katsumura… - Journal of the …, 2021 - Am Heart Assoc
Background Recent clinical trials have demonstrated the possible pleiotropic effects of
SGLT2 (sodium–glucose cotransporter 2) inhibitors in clinical cardiovascular diseases. Atrial …

Anti-inflammatory effect of buckwheat sprouts in lipopolysaccharide-activated human colon cancer cells and mice

S Ishii, T Katsumura, C Shiozuka… - Bioscience …, 2008 - jstage.jst.go.jp
… The statistical significance of the difference was determined by Student’s t-test; Ãp < 0:05 vs.
… The statistical significance of the difference was determined by Student’s t-test; Ãp < 0:05 vs. …

Reduced blood flow in abdominal viscera measured by Doppler ultrasound during one-legged knee extension

T Osada, T Katsumura, T Hamaoka… - Journal of Applied …, 1999 - journals.physiology.org
The redistribution of blood flow (BF) in the abdominal viscera during right-legged knee
extension-flexion exercise at very low intensity [peak heart rate (HR), 76 beats/min] was …

Oxygenation in vastus lateralis and lateral head of gastrocnemius during treadmill walking and running in humans

…, S Nishio, R Kime, M Murakami, T Katsumura - European journal of …, 2002 - Springer
The purposes of this study were to compare the deoxygenation patterns of the vastus lateralis
(VL) and the lateral head of gastrocnemius (GL) and examine the relationship between the …