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発表年月
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タイトル／共同研究者
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掲載誌
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巻・号・頁
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学術機関等
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| 2025/02 |
Is nerve-directed stretching effective for improving of ankle joint flexibility and tissue stiffness in older men?
Kosuke Hirata, Daiki Watanabe, Toshiaki Soga, Ryota Akagi
|
Journal of Clinical Biochemistry and Nutrition |
in press巻
|
|
| 2025/02 |
Adaptive walking performance is related to the hip joint position sense during active hip flexion rather than during passive
hip flexion
Taishi Matsui, Kosuke Hirata, Naokazu Miyamoto, Ryota Akagi
|
Frontiers in Sports and Active Living |
7巻
1510447から
|
Frontiers Media SA |
| 2024/11 |
Instrument-assisted soft tissue mobilization in healthy adults acutely changes the tissue stiffness
Ryoichi Ema, Yuta Iino, Yuta Nomura, Tomoki Furusawa, Kosuke Hirata, Yasuhide Yoshitake, Ryota Akagi
|
International Journal of Sports Medicine |
in press巻
|
Georg Thieme Verlag KG |
| 2024/11 |
Cryotherapy with carbon dioxide hydrate enhances immediate recovery of muscle function from neuromuscular fatigue
Kosuke Hirata, Daigo Shiozaki, Koki Yamada, Yusuke Miyokawa, Yoshinari Yajima, Ryota Akagi
|
Journal of Sports Sciences |
in press巻
1から
12ページまで
|
Informa UK Limited |
| 2024/04 |
Home-based resistance training performed at either fast or slow speeds improves power output in older adults
Kosuke Hirata, Mari Ito, Yuta Nomura, Chiho Kawashima, Tsukasa Yoshida, Yosuke Yamada, Neale A. Tillin, Geoffrey A. Power,
Ryota Akagi
|
Experimental Gerontology |
190巻
112430から
112430ページまで
|
Elsevier BV |
| 2024/03 |
ライティング支援のための教材は大学体育授業におけるリフレクションノートの記述内容および受講生の社会人基礎力に影響を与えるか？
小林雄志, 赤木亮太, 有光琢磨, 楢崎兼司
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大学体育スポーツ学研究 |
21巻
|
|
| 2023/12 |
Eight-week neuromuscular electrical stimulation training produces muscle strength gains and hypertrophy, and partial muscle
quality improvement in the knee extensors
Ryota Akagi, Yusuke Miyokawa, Daigo Shiozaki, Yoshinari Yajima, Koki Yamada, Kosuke Kano, Yuto Hashimoto, Takanobu Okamoto,
Soichi Ando
|
Journal of Sports Sciences |
41巻
24号
2209から
2228ページまで
|
Informa UK Limited |
| 2023/12 |
Resistance Training Support System with Pose Estimation
Koki Yamada, Naka Gotoda, Ryota Akagi
|
31st International Conference on Computers in Education, ICCE 2023 |
|
|
| 2023/11 |
Relation of leg phase angle from bioelectrical impedance analysis with voluntary and evoked contractile properties of the
plantar flexors
Kosuke Hirata, Yosuke Yamada, Natsuki Iida, Akihiro Kanda, Mikio Shoji, Tsukasa Yoshida, Ryota Akagi
|
Frontiers in Physiology |
14巻
|
Frontiers Media SA |
| 2023/09 |
Acute effect of static stretching on non-muscular tissue stiffness and joint flexibility: a comparative study between older
and young men
Kosuke Hirata, Ryota Akagi
|
European Journal of Applied Physiology |
|
Springer Science and Business Media LLC |
| 2023/07 |
Cinnamtannin A2, (－)-epicatechin tetramer, attenuates skeletal muscle wasting in disuse atrophy model mice induced by hindlimb
suspension
Orie Muta, Shiori Oyama, Minayu Odaka, Kenta Shimizu, Sae Katsuragawa, Kenta Suzuki, Taiki Fushimi, Yasuyuki Fujii, Ryota
Akagi, Naomi Osakabe
|
Journal of Clinical Biochemistry and Nutrition |
|
The Society for Free Radical Research Japan |
| 2022/10 |
Effects of three-dimension movie visual fatigue on cognitive performance and brain activity
Ryota Akagi, Hiroki Sato, Tatsuya Hirayama, Kosuke Hirata, Masahiro Kokubu, Soichi Ando
|
Frontiers in Human Neuroscience |
16巻
974406から
974406ページまで
|
Frontiers Media SA |
| 2022/10 |
Estimation of load-maximizing power output using bench press and bench throw tests
Yuji KOBAYASHI, Ryota AKAGI, Kuniaki HIRAYAMA, Takeo MATSUBAYASHI
|
Gazzetta Medica Italiana Archivio per le Scienze Mediche |
181巻
6号
402から
408ページまで
|
Edizioni Minerva Medica |
| 2022/09 |
Association between interindividual variability in training volume and strength gain
Ryoichi Ema, Itaru Saito, Ryota Akagi
|
Frontiers in Physiology |
13巻
983478から
|
Frontiers Media SA |
| 2022/09 |
Contribution of muscle stiffness of the triceps surae to passive ankle dorsiflexion stiffness in young and older adults
Kosuke Hirata, Ryota Akagi
|
Frontiers in Physiology |
13巻
972755から
|
|
| 2022/08 |
Can phase angle from bioelectrical impedance analysis associate with neuromuscular properties of the knee extensors?
Kosuke Hirata, Mari Ito, Yuta Nomura, Tsukasa Yoshida, Yosuke Yamada, Ryota Akagi
|
Frontiers in Physiology |
13巻
965827から
|
Frontiers Media SA |
| 2022/07 |
Muscle quality indices separately associate with joint-level power-related measures of the knee extensors in older males
Kosuke Hirata, Mari Ito, Yuta Nomura, Chiho Kawashima, Yuma Tsuchiya, Kosuke Ooba, Tsukasa Yoshida, Yosuke Yamada, Geoffrey
A. Power, Neale A. Tillin, Ryota Akagi
|
European Journal of Applied Physiology |
122巻
10号
2271から
2281ページまで
|
Springer Science and Business Media LLC |
| 2022/06 |
Membrane capacitance and characteristic frequency are associated with contractile properties of skeletal muscle
Yosuke Yamada, Kosuke Hirata, Natsuki Iida, Akihiro Kanda, Mikio Shoji, Tsukasa Yoshida, Motohiko Myachi, Ryota Akagi
|
Medical Engineering and Physics |
106巻
103832から
103832ページまで
|
Elsevier BV |
| 2022/05 |
Can a Short-term Daily Oral Administration of Propolis Improve Muscle Fatigue and Recovery?
Yuma Tsuchiya, Naoya Hirata, Takashi Asama, Naomi Osakabe, Kosuke Hirata, Ryota Akagi
|
International Journal of Sports Medicine |
43巻
10号
859から
864ページまで
|
Georg Thieme Verlag KG |
| 2022/05 |
Ultrasonic shear-wave elastography: A novel method for assessing musculoskeletal soft tissue and nerves
Masatoshi Nakamura, Ryota Akagi
|
Clinical Neurophysiology |
140巻
163から
164ページまで
|
Elsevier BV |
| 2022/04 |
Trade-Off Between Maximal Power Output and Fatigue Resistance of the Knee Extensors for Older Men
Ryota Akagi, Yuta Nomura, Chiho Kawashima, Mari Ito, Kosuke Oba, Yuma Tsuchiya, Geoffrey A. Power, Kosuke Hirata
|
Journal of Aging and Physical Activity |
1から
11ページまで
|
Human Kinetics |
| 2022/03 |
Association of age-related decrease in intracellular-to-total water ratio with that in explosive strength of the plantar flexors:
a cross-sectional study
Kosuke Hirata, Natsuki Iida, Akihiro Kanda, Mikio Shoji, Tsukasa Yoshida, Yosuke Yamada, Ryota Akagi
|
Journal of Physiological Anthropology |
41巻
1号
10から
10ページまで
|
Springer Science and Business Media LLC |
| 2022/02 |
Power attenuation from restricting range of motion is minimized in subjects with fast RTD and following isometric training
Brooke Davidson, Avery Hinks, Brian H. Dalton, Ryota Akagi, Geoffrey A. Power
|
Journal of Applied Physiology |
132巻
2号
497から
510ページまで
|
American Physiological Society |
| 2022/01 |
実験科目における非同期型口頭試問の実践と課題
小林雄志, 赤木亮太, 牧下英世, 後藤田中, 江間諒一
|
教育システム情報学会誌 |
39巻
2号
280から
292ページまで
|
|
| 2021/11 |
Relationship Between Drop Jump Training？Induced Changes in Passive Plantar Flexor Stiffness and Explosive Performance
Ryosuke Ando, Shinya Sato, Naoya Hirata, Hiroki Tanimoto, Naoto Imaizumi, Yasuhiro Suzuki, Kosuke Hirata, Ryota Akagi
|
Frontiers in Physiology |
12巻
777268から
777268ページまで
|
Frontiers Media SA |
| 2021/11 |
Muscle Damage Indicated by Maximal Voluntary Contraction Strength Changes From Immediately to 1 Day After Eccentric Exercise
of the Knee Extensors
Mikio Shoji, Ryoichi Ema, Kazunori Nosaka, Akihiro Kanda, Kosuke Hirata, Ryota Akagi
|
Frontiers in Physiology |
12巻
775157から
|
Frontiers Media SA |
| 2021/09 |
Individual differences in knee extensor fatigue induced by sustained mid-level contraction
Naoya Hirata, Shinya Sato, Hiroki Tanimoto, Naoto Imaizumi, Kosuke Hirata, Ryota Akagi
|
The Journal of Physical Fitness and Sports Medicine |
10巻
5号
283から
286ページまで
|
The Japanese Society of Physical Fitness and Sports Medicine |
| 2021/06 |
Relationship between resting medial gastrocnemius stiffness and drop jump performance.
Ryosuke Ando, Shinya Sato, Naoya Hirata, Hiroki Tanimoto, Naoto Imaizumi, Yasuhiro Suzuki, Kosuke Hirata, Ryota Akagi
|
Journal of electromyography and kinesiology : official journal of the International Society of Electrophysiological Kinesiology |
58巻
102549から
102549ページまで
|
|
| 2021/05 |
Theaflavins decrease skeletal muscle wasting in disuse atrophy induced by hindlimb suspension in mice.
Kenta Suzuki, Nayuta Hirashima, Yasuyuki Fujii, Taiki Fushimi, Ayaka Yamamoto, Tomoya Ueno, Ryota Akagi, Naomi Osakabe
|
Journal of clinical biochemistry and nutrition |
68巻
3号
228から
234ページまで
|
|
| 2021/03 |
Muscle length influence on rectus femoris damage and protective effect in knee extensor eccentric exercise
Ryoichi Ema, Kazunori Nosaka, Ryosuke Kawashima, Akihiro Kanda, Koya Ikeda, Ryota Akagi
|
Scandinavian Journal of Medicine & Science in Sports |
31巻
3号
597から
609ページまで
|
Wiley |
| 2021/03 |
大学体育授業を英語で実施する能力を向上させるためのeラーニング教材開発
小林雄志, 赤木亮太, 森岡明美
|
大学体育スポーツ学研究 |
18巻
142から
151ページまで
|
|
| 2020/12 |
Plantar flexor strength at different knee positions in older and young males and females
Ryoichi Ema, Emi Kawaguchi, Momoka Suzuki, Ryota Akagi
|
Experimental Gerontology |
142巻
111148から
111148ページまで
|
Elsevier BV |
| 2020/10 |
Age-Related Differences in the Effect of Prolonged Vibration on Maximal and Rapid Force Production and Balance Ability
Ryoichi Ema, Akihiro Kanda, Mikio Shoji, Natsuki Iida, Ryota Akagi
|
Frontiers in Physiology |
11巻
598996から
598996ページまで
|
Frontiers Media SA |
| 2020/10 |
Influence of isometric training at short and long muscle‐tendon unit lengths on the history dependence of force
Avery Hinks, Brooke Davidson, Ryota Akagi, Geoffrey A. Power
|
Scandinavian Journal of Medicine & Science in Sports |
|
Wiley |
| 2020/10 |
Associations between Range of Motion and Tissue Stiffness in Young and Older People.
Kosuke Hirata, Ryosuke Yamadera, Ryota Akagi
|
Medicine and science in sports and exercise |
52巻
10号
2179から
2188ページまで
|
|
| 2020/07 |
Carbon dioxide hydrate as a recovery tool after fatigue of the plantar flexors.
Kosuke Hirata, Hiroki Tanimoto, Shinya Sato, Naoya Hirata, Naoto Imaizumi, Yoshihiko Sugihara, Hiroyuki Murakami, Ryota Akagi
|
Journal of biomechanics |
108巻
109900から
109900ページまで
|
Elsevier BV |
| 2020/07 |
Differential changes in muscle architecture and neuromuscular fatigability induced by isometric resistance training at short
and long muscle-tendon unit lengths.
Ryota Akagi, Avery Hinks, Geoffrey A Power
|
Journal of applied physiology (Bethesda, Md. : 1985) |
129巻
1号
173から
184ページまで
|
American Physiological Society |
| 2020/03 |
Can Static Stretching Reduce Stiffness of the Triceps Surae in Older Men?
Kosuke Hirata, Ryosuke Yamadera, Ryota Akagi
|
Medicine and science in sports and exercise |
52巻
3号
673から
679ページまで
|
|
| 2020/02 |
Active recovery has a positive and acute effect on recovery from fatigue induced by repeated maximal voluntary contractions
of the plantar flexors.
Ryota Akagi, Naoto Imaizumi, Shinya Sato, Naoya Hirata, Hiroki Tanimoto, Kosuke Hirata
|
Journal of electromyography and kinesiology : official journal of the International Society of Electrophysiological Kinesiology |
50巻
102384から
102384ページまで
|
|
| 2020/02 |
Differential contributions of fatigue-induced strength loss and slowing of angular velocity to power loss following repeated
maximal shortening contractions.
Ryota Akagi, Avery Hinks, Brooke Davidson, Geoffrey A Power
|
Physiological reports |
8巻
3号
|
|
| 2020/01 |
8週間の高強度スクワットトレーニングが膝関節及び股関節の伸展及び屈曲筋力に及ぼす影響
佐藤伸哉, 江間諒一, 石松秀基, 吉原佳菜, 赤木亮太
|
トレーニング科学 |
32巻
1から
8ページまで
|
|
| 2020/01 |
Eight-Week Low-Intensity Squat Training at Slow Speed Simultaneously Improves Knee and Hip Flexion and Extension Strength.
Ryota Akagi, Shinya Sato, Naoya Hirata, Naoto Imaizumi, Hiroki Tanimoto, Ryosuke Ando, Ryoichi Ema, Kosuke Hirata
|
Frontiers in Physiology |
11巻
893から
893ページまで
|
|
| 2020/01 |
Does the combination of different pitches and the absence of pitch type information influence timing control during batting
in baseball?
Shuji Kidokoro, Yuji Matsuzaki, Ryota Akagi
|
PloS one |
15巻
3号
|
Public Library of Science (PLoS) |
| 2019/11 |
Sex difference in fatigability of knee extensor muscles during sustained low-level contractions
Ryota Akagi, Shinya Sato, Kana Yoshihara, Hideki Ishimatsu, Ryoichi Ema
|
Scientific Reports |
9巻
16718から
|
|
| 2019/10 |
Effect of acute eye fatigue on cognition for young females: A pilot study
Ryota Akagi, Miki Tonotsuka, Ryota Horie, Kosuke Hirata, Soichi Ando
|
PeerJ |
7巻
|
|
| 2019/07 |
Development of a Promotion System for Home-Based Squat Training for Elderly People.
Hirasawa Y, Ishioka T, Gotoda N, Hirata K, Akagi R
|
Human Interface and the Management of Information |
Part II巻
492から
501ページまで
|
|
| 2019/06 |
Acceptable timing error at ball-bat impact for different pitches and its implications for baseball skills.
Shuji Kidokoro, Yuji Matsuzaki, Ryota Akagi
|
Human movement science |
66巻
554から
563ページまで
|
|
| 2019/01 |
A biomechanical analysis of the relationship between the joint powers during the standing long jump and maximum isokinetic
strength of the lower limb joints
Toshiharu Yokozawa, Daisuke Kumagawa, Hiroshi Arakawa, Yoichi Katsumata, Ryota Akagi
|
International journal of sport and health science |
17巻
0号
13から
24ページまで
|
Japan Society of Physical Education, Health, and Sport Sciences |
| 2018/12 |
大学体育授業を活用した理系基礎科目教育のための 反転授業用eラーニング教材開発
小林雄志, 楢崎兼司, 赤木亮太, 小笠原理紀
|
大学体育 |
112号
60から
63ページまで
|
|
| 2018/11 |
Effects of sex and joint action on voluntary activation
Ryoichi Ema, Momoka Suzuki, Emi Kawaguchi, Itaru Saito, Ryota Akagi
|
PeerJ |
6巻
|
|
| 2018/03 |
Muscle size-strength relationship including ultrasonographic echo intensity and voluntary activation level of a muscle group
Ryota Akagi, Momoka Suzuki, Emi Kawaguchi, Naokazu Miyamoto, Yosuke Yamada, Ryoichi Ema
|
Archives of Gerontology and Geriatrics |
75巻
185から
190ページまで
|
Elsevier Ireland Ltd |
| 2018/03 |
Neuromuscular adaptations induced by adjacent joint training
R. Ema, I. Saito, R. Akagi
|
Scandinavian Journal of Medicine and Science in Sports |
28巻
3号
947から
960ページまで
|
Blackwell Munksgaard |
| 2018/01 |
子供の打撃パフォーマンスを最大に高める最適なバットの慣性モーメントと把持条件
城所収二, 園本修也, 赤木亮太
|
バイオメカニクス研究 |
22巻
3号
94から
108ページまで
|
|
| 2017/10 |
Effect of prolonged vibration to synergistic and antagonistic muscles on the rectus femoris activation during multi-joint
exercises
Ryoichi Ema, Hirokazu Takayama, Naokazu Miyamoto, Ryota Akagi
|
EUROPEAN JOURNAL OF APPLIED PHYSIOLOGY |
117巻
10号
2109から
2118ページまで
|
SPRINGER |
| 2017/09 |
Muscle Shear Moduli Changes and Frequency of Alternate Muscle Activity of Plantar Flexor Synergists Induced by Prolonged Low-Level
Contraction
Ryota Akagi, Takahito Fukui, Masato Kubota, Masashi Nakamura, Ryoichi Ema
|
FRONTIERS IN PHYSIOLOGY |
8巻
708から
|
FRONTIERS MEDIA SA |
| 2017/08 |
Effect of calf-raise training on rapid force production and balance ability in elderly men
Ryoichi Ema, Shunsuke Ohki, Hirokazu Takayama, Yuji Kobayashi, Ryota Akagi
|
JOURNAL OF APPLIED PHYSIOLOGY |
123巻
2号
424から
433ページまで
|
AMER PHYSIOLOGICAL SOC |
| 2017/08 |
TRANSVERSUS ABDOMINIS ELASTICITY DURING VARIOUS EXERCISES: A SHEAR WAVE ULTRASOUND ELASTOGRAPHY STUDY.
Hirayama K, Akagi R, Moniwa Y, Okada J, Takahashi H
|
International Journal of Sports Physical Therapy |
12巻
4号
601から
606ページまで
|
|
| 2016/12 |
Validity of muscle thickness-based prediction equation for quadriceps femoris volume in middle-aged and older men and women.
Miyuki Nakatani, Yohei Takai, Ryota Akagi, Taku Wakahara, Norihide Sugisaki, Megumi Ohta, Yasuo Kawakami, Tetsuo Fukunaga,
Hiroaki Kanehisa
|
European journal of applied physiology |
116巻
11-12号
2125から
2133ページまで
|
|
| 2016/12 |
Association between rapid force production by the plantar flexors and balance performance in elderly men and women
Ryoichi Ema, Megumi Saito, Shunsuke Ohki, Hirokazu Takayama, Yosuke Yamada, Ryota Akagi
|
AGE |
38巻
5-6号
475から
483ページまで
|
SPRINGER |
| 2016/08 |
SHEAR MODULUS OF THE LOWER LEG MUSCLES IN PATIENTS WITH MEDIAL TIBIAL STRESS SYNDROME
Kei Akiyama, Ryota Akagi, Kuniaki Hirayama, Norikazu Hirose, Hideyuki Takahashi, Toru Fukubayshi
|
ULTRASOUND IN MEDICINE AND BIOLOGY |
42巻
8号
1779から
1783ページまで
|
ELSEVIER SCIENCE INC |
| 2016/08 |
A Six-Week Resistance Training Program Does Not Change Shear Modulus of the Triceps Brachii
Ryota Akagi, Tomofumi Shikiba, Jun Tanaka, Hideyuki Takahashi
|
JOURNAL OF APPLIED BIOMECHANICS |
32巻
4号
373から
378ページまで
|
HUMAN KINETICS PUBL INC |
| 2016/06 |
Effects of 4 Weeks of Explosive-type Strength Training for the Plantar Flexors on the Rate of Torque Development and Postural
Stability in Elderly Individuals
Y. Kobayashi, Y. Ueyasu, Y. Yamashita, R. Akagi
|
INTERNATIONAL JOURNAL OF SPORTS MEDICINE |
37巻
6号
470から
475ページまで
|
GEORG THIEME VERLAG KG |
| 2016/05 |
Unique activation of the quadriceps femoris during single- and multi-joint exercises
Ryoichi Ema, Masanori Sakaguchi, Ryota Akagi, Yasuo Kawakami
|
EUROPEAN JOURNAL OF APPLIED PHYSIOLOGY |
116巻
5号
1031から
1041ページまで
|
SPRINGER |
| 2016/01 |
立幅跳踏切動作中の下肢関節パワーと等速性最大筋力との関係に関するバイオメカニクス的研究
横澤俊治, 熊川大介, 荒川裕志, 勝亦陽一, 赤木亮太
|
体育学研究 |
61巻
1号
184ページまで
|
一般社団法人 日本体育学会 |
| 2015/12 |
Muscle hardness of the triceps brachii before and after a resistance exercise session: a shear wave ultrasound elastography
study
Ryota Akagi, Jun Tanaka, Tomofumi Shikiba, Hideyuki Takahashi
|
ACTA RADIOLOGICA |
56巻
12号
1487から
1493ページまで
|
SAGE PUBLICATIONS LTD |
| 2015/11 |
AGE-RELATED DIFFERENCES IN MUSCLE SHEAR MODULI IN THE LOWER EXTREMITY
Ryota Akagi, Yota Yamashita, Yuta Ueyasu
|
ULTRASOUND IN MEDICINE AND BIOLOGY |
41巻
11号
2906から
2912ページまで
|
ELSEVIER SCIENCE INC |
| 2015/09 |
Reliability of ultrasound elastography for the quantification of transversus abdominis elasticity.
Hirayama K, Akagi R, Takahashi H
|
Acta radiologica open |
4巻
9号
2058460115603420から
2058460115603420ページまで
|
|
| 2015/08 |
COMPARISON BETWEEN NECK AND SHOULDER STIFFNESS DETERMINED BY SHEAR WAVE ULTRASOUND ELASTOGRAPHY AND A MUSCLE HARDNESS METER
Ryota Akagi, Saki Kusama
|
ULTRASOUND IN MEDICINE AND BIOLOGY |
41巻
8号
2266から
2271ページまで
|
ELSEVIER SCIENCE INC |
| 2015/06 |
Determination of contraction-induced changes in elbow flexor cross-sectional area for evaluating muscle size-strength relationship
during contraction
Ryota Akagi, Soichiro Iwanuma, Satoru Hashizume, Hiroaki Kanehisa, Tetsuo Fukunaga, Yasuo Kawakami
|
Journal of Strength and Conditioning Research |
29巻
6号
1741から
1747ページまで
|
NSCA National Strength and Conditioning Association |
| 2014/12 |
Effect of a 5-week static stretching program on hardness of the gastrocnemius muscle
R. Akagi, H. Takahashi
|
SCANDINAVIAN JOURNAL OF MEDICINE & SCIENCE IN SPORTS |
24巻
6号
950から
957ページまで
|
WILEY-BLACKWELL |
| 2014/09 |
The contraction-induced increase in Achilles tendon moment arm: A three-dimensional study
Satoru Hashizume, Soichiro Iwanuma, Ryota Akagi, Hiroaki Kanehisa, Yasuo Kawakami, Toshimasa Yanai
|
JOURNAL OF BIOMECHANICS |
47巻
12号
3226から
3231ページまで
|
ELSEVIER SCI LTD |
| 2014/09 |
Measurement of muscle architecture concurrently with muscle hardness using ultrasound strain elastography
Kentaro Chino, Ryota Akagi, Michiko Dohi, Hideyuki Takahashi
|
ACTA RADIOLOGICA |
55巻
7号
833から
839ページまで
|
SAGE PUBLICATIONS LTD |
| 2014/06 |
Applicability of ultrasound muscle thickness measurements for predicting fat-free mass in elderly population
Y. Takai, M. Ohta, R. Akagi, E. Kato, T. Wakahara, Y. Kawakami, T. Fukunaga, H. Kanehisa
|
JOURNAL OF NUTRITION HEALTH & AGING |
18巻
6号
579から
585ページまで
|
SPRINGER FRANCE |
| 2014/05 |
Muscle Hardness Of Lower Leg In Subjects With Medial Tibial Stress Syndrome
Akiyama Kei, Akagi Ryota, Hirayama Kuniaki, Takahashi Hideyuki, Hirano Yuichi
|
MEDICINE AND SCIENCE IN SPORTS AND EXERCISE |
46巻
5号
205から
|
|
| 2014/03 |
Strength and size ratios between reciprocal muscle groups in the thigh and lower leg of male collegiate soccer players
Ryota Akagi, Yukihiro Tohdoh, Hideyuki Takahashi
|
CLINICAL PHYSIOLOGY AND FUNCTIONAL IMAGING |
34巻
2号
121から
125ページまで
|
WILEY-BLACKWELL |
| 2014/02 |
Association Between Contraction-Induced Increases in Elbow Flexor Muscle Thickness and Distal Biceps Brachii Tendon Moment
Arm Depends on the Muscle Thickness Measurement Site
Ryota Akagi, Soichiro Iwanuma, Satoru Hashizume, Hiroaki Kanehisa, Toshimasa Yanai, Yasuo Kawakami
|
JOURNAL OF APPLIED BIOMECHANICS |
30巻
1号
134から
139ページまで
|
HUMAN KINETICS PUBL INC |
| 2014/01 |
Relationship of pectoralis major muscle size with bench press and bench throw performances
Ryota Akagi, Yukihiro Tohdoh, Kuniaki Hirayama, Yuji Kobayashi
|
Journal of Strength and Conditioning Research |
28巻
6号
1778から
1782ページまで
|
NSCA National Strength and Conditioning Association |
| 2013/09 |
Validity of ultrasound muscle thickness measurements for predicting leg skeletal muscle mass in healthy Japanese middle-aged
and older individuals.
Yohei Takai, Megumi Ohta, Ryota Akagi, Emika Kato, Taku Wakahara, Yasuo Kawakami, Tetsuo Fukunaga, Hiroaki Kanehisa
|
Journal of physiological anthropology |
32巻
12から
12ページまで
|
|
| 2013/09 |
Calculation of Force and Power during Bench Throws Using a Smith Machine: The Importance of Considering the Effect of Counterweights
Y. Kobayashi, K. Narazaki, R. Akagi, K. Nakagaki, N. Kawamori, K. Ohta
|
INTERNATIONAL JOURNAL OF SPORTS MEDICINE |
34巻
9号
820から
824ページまで
|
GEORG THIEME VERLAG KG |
| 2013/07 |
Acute Effect of Static Stretching on Hardness of the Gastrocnemius Muscle
Ryota Akagi, Hideyuki Takahashi
|
MEDICINE AND SCIENCE IN SPORTS AND EXERCISE |
45巻
7号
1348から
1354ページまで
|
LIPPINCOTT WILLIAMS & WILKINS |
| 2013/05 |
Sex Difference in Strength and Size Ratios between Reciprocal Muscle Groups in the Lower Leg
R. Akagi, Y. Tohdoh, H. Takahashi
|
INTERNATIONAL JOURNAL OF SPORTS MEDICINE |
34巻
5号
449から
452ページまで
|
GEORG THIEME VERLAG KG |
| 2012/09 |
Reliability and Validity of Quantifying Absolute Muscle Hardness Using Ultrasound Elastography
Kentaro Chino, Ryota Akagi, Michiko Dohi, Senshi Fukashiro, Hideyuki Takahashi
|
PLOS ONE |
7巻
9号
|
PUBLIC LIBRARY SCIENCE |
| 2012/05 |
Muscle Strength and Size Balances between Reciprocal Muscle Groups in the Thigh and Lower Leg for Young Men
R. Akagi, Y. Tohdoh, H. Takahashi
|
INTERNATIONAL JOURNAL OF SPORTS MEDICINE |
33巻
5号
386から
389ページまで
|
GEORG THIEME VERLAG KG |
| 2012/04 |
Relationships between muscle size and hardness of the medial gastrocnemius at different ankle joint angles in young men
Ryota Akagi, Kentaro Chino, Michiko Dohi, Hideyuki Takahashi
|
ACTA RADIOLOGICA |
53巻
3号
307から
311ページまで
|
ROYAL SOC MEDICINE PRESS LTD |
| 2012/01 |
In vivo measurements of moment arm lengths of three elbow flexors at rest and during isometric contractions
Ryota Akagi, Soichiro Iwanuma, Satoru Hashizume, Hiroaki Kanehisa, Toshimasa Yanai, Yasuo Kawakami
|
Journal of Applied Biomechanics |
28巻
1号
63から
69ページまで
|
Human Kinetics Publishers Inc. |
| 2012/01 |
In vivo determination of the Achilles tendon moment arm in three-dimensions
Satoru Hashizume, Soichiro Iwanuma, Ryota Akagi, Hiroaki Kanehisa, Yasuo Kawakami, Toshimasa Yanai
|
JOURNAL OF BIOMECHANICS |
45巻
2号
409から
413ページまで
|
ELSEVIER SCI LTD |
| 2011/09 |
Triceps surae muscle-tendon unit length changes as a function of ankle joint angles and contraction levels: The effect of
foot arch deformation
Soichiro Iwanuma, Ryota Akagi, Satoru Hashizume, Hiroaki Kanehisa, Toshimasa Yanai, Yasuo Kawakami
|
JOURNAL OF BIOMECHANICS |
44巻
14号
2579から
2583ページまで
|
ELSEVIER SCI LTD |
| 2011/07 |
Methodological Issues Related to Thickness-Based Muscle Size Evaluation
Ryota Akagi, Soichiro Iwanuma, Masato Fukuoka, Hiroaki Kanehisa, Tetsuo Fukunaga, Yasuo Kawakami
|
JOURNAL OF PHYSIOLOGICAL ANTHROPOLOGY |
30巻
4号
169から
174ページまで
|
JAPAN SOC PHYSIOLOGICAL ANTHROPOLOGY |
| 2011/03 |
Longitudinal and transverse deformation of human Achilles tendon induced by isometric plantar flexion at different intensities
Iwanuma S, Akagi R, Kurihara T, Ikegawa S, Kanehisa H, Fukunaga T, Kawakami Y
|
Journal of Applied Physiology |
110巻
|
|
| 2011/01 |
Size-strength relationships of the elbow flexors and extensors are not affected by age or gender
Ryota Akagi, Yohei Takai, Megumi Ohta, Hiroaki Kanehisa, Tetsuo Fukunaga, Yasuo Kawakami
|
EUROPEAN JOURNAL OF SPORT SCIENCE |
11巻
4号
277から
282ページまで
|
TAYLOR & FRANCIS LTD |
| 2010/03 |
Development of an equation to predict muscle volume of elbow flexors for men and women with a wide range of age.
Ryota Akagi, Yohei Takai, Emika Kato, Taku Wakahara, Megumi Ohta, Hiroaki Kanehisa, Tetsuo Fukunaga, Yasuo Kawakami
|
European journal of applied physiology |
108巻
4号
689から
94ページまで
|
|
| 2010/01 |
肘関節屈筋群の新たな筋横断面積指標の確立
赤木亮太, 矢内利政, 金久博昭, 福永哲夫, 川上泰雄
|
バイオメカニズム20 |
20巻
233から
241ページまで
|
バイオメカニズム学会 |
| 2009/09 |
Muscle volume compared to cross-sectional area is more appropriate for evaluating muscle strength in young and elderly individuals.
Ryota Akagi, Yohei Takai, Megumi Ohta, Hiroaki Kanehisa, Yasuo Kawakami, Tetsuo Fukunaga
|
Age and ageing |
38巻
5号
564から
9ページまで
|
|
| 2009/07 |
Relationships between muscle strength and indices of muscle cross-sectional area determined during maximal voluntary contraction
in middle-aged and elderly individuals.
Ryota Akagi, Yohei Takai, Emika Kato, Makoto Fukuda, Taku Wakahara, Megumi Ohta, Hiroaki Kanehisa, Yasuo Kawakami, Tetsuo
Fukunaga
|
Journal of strength and conditioning research |
23巻
4号
1258から
62ページまで
|
|
| 2009/01 |
Sit-to-stand test to evaluate knee extensor muscle size and strength in the elderly: a novel approach.
Yohei Takai, Megumi Ohta, Ryota Akagi, Hiroaki Kanehisa, Yasuo Kawakami, Tetsuo Fukunaga
|
Journal of physiological anthropology |
28巻
3号
123から
8ページまで
|
|
| 2009/01 |
視覚フィードバックを伴う最大随意収縮が筋活動及び筋横断面積あたりの筋力に及ぼす影響
福田誠, 赤木亮太, 金久博昭, 川上泰雄, 福永哲夫
|
スポーツ科学研究 |
6巻
6号
17から
29ページまで
|
早稲田大学スポーツ科学学術院 |
| 2008/01 |
Establishing a new index of muscle cross-sectional area and its relationship with isometric muscle strength
Ryota Akagi, Hiroaki Kanehisa, Yasuo Kawakami, Tetsuo Fukunaga
|
JOURNAL OF STRENGTH AND CONDITIONING RESEARCH |
22巻
1号
82から
87ページまで
|
ALLIANCE COMMUNICATIONS GROUP DIVISION ALLEN PRESS |
| 2005/01 |
筋厚と形態計測値の組み合わせによる筋形状指標の有効性.
赤木亮太, 東香寿美, 太田めぐみ, 高田佑輔, 川上泰雄, 福永哲夫
|
スポーツ科学研究 |
2巻
1から
8ページまで
|
早稲田大学スポーツ科学学術院 |