Sökning: WFRF:(Laaksonen Marko S)
> (2005-2009) >
Effects of exhausti...
Effects of exhaustive stretch-shortening cycle exercise on muscle blood flow during exercise
-
- Laaksonen, Marko (författare)
- Mittuniversitetet,Institutionen för hälsovetenskap (-2013)
-
- Kivelä, R. (författare)
- University of Jyväskylä, Jyväskylä, Finland
-
- Kyröläinen, H. (författare)
- University of Jyväskylä, Jyväskylä, Finland
-
visa fler...
-
- Sipilä, S. (författare)
- University of Jyväskylä, Jyväskylä, Finland
-
- Selänne, H. (författare)
- University of Jyväskylä, Jyväskylä, Finland
-
- Lautamäki, R. (författare)
- University of Turku, Turku, Finland
-
- Nuutila, P. (författare)
- University of Turku, Turku, Finland
-
- Knuuti, J. (författare)
- University of Turku, Turku, Finland
-
- Kalliokoski, K.K. (författare)
- University of Turku, Turku, Finland
-
- Komi, P. V. (författare)
- University of Jyväskylä, Jyväskylä, Finland
-
visa färre...
-
(creator_code:org_t)
- Wiley, 2006
- 2006
- Engelska.
-
Ingår i: Acta Physiologica. - : Wiley. - 1748-1708 .- 1748-1716. ; 186:4, s. 261-270
- Relaterad länk:
-
https://urn.kb.se/re...
-
visa fler...
-
https://doi.org/10.1...
-
visa färre...
Abstract
Ämnesord
Stäng
- Abstract Aim: The influence of exhaustive stretch-shortening cycle exercise (SSC) on skeletal muscle blood flow (BF) during exercise is currently unknown. Methods: Quadriceps femoris (QF) BF was measured in eight healthy men using positron emission tomography before and 3 days after exhaustive SSC exercise. The SSC protocol consisted of maximal and submaximal drop jumps with one leg. Needle biopsies of the vastus lateralis muscles were taken immediately and 2 days after SSC for muscle endothelial nitric oxide synthase (eNOS) and interleukin-1-beta (IL-1beta) mRNA level determinations. Results: All subjects reported subjective muscle soreness after SSC (P < 0.001), which was well in line with a decrease in maximal isometric contraction force (MVC) and increase in serum creatine kinase activity (CK) (P = 0.018). After SSC muscle BF was 25% higher in entire QF (P = 0.043) and in its deep and superficial muscle regions, whereas oxygen uptake remained unchanged (P = 0.893). Muscle biopsies revealed increased IL-1beta (30 min: 152 +/- 75%, P = 0.012 and 2 days: 108 +/- 203%, P = 0.036) but decreased or unchanged eNOS (30 min; -21 +/- 57%, P = 0.050 and 2 days: +101 +/- 204%, P = 0.779) mRNA levels after SSC. Conclusion: It was concluded that fatiguing SSC exercise induces increased muscle BF during exercise, which is likely to be associated with pro-inflammatory processes in the exercised muscle.
Ämnesord
- MEDICIN OCH HÄLSOVETENSKAP -- Hälsovetenskap -- Idrottsvetenskap (hsv//swe)
- MEDICAL AND HEALTH SCIENCES -- Health Sciences -- Sport and Fitness Sciences (hsv//eng)
Nyckelord
- skeletal muscle
- inflammation
- perfusion
- positron emission tomography
- stretch-shortening cycle
- Idrottsvetenskap
- Sports
- Idrott
Publikations- och innehållstyp
- ref (ämneskategori)
- art (ämneskategori)
Hitta via bibliotek
Till lärosätets databas
- Av författaren/redakt...
-
Laaksonen, Marko
-
Kivelä, R.
-
Kyröläinen, H.
-
Sipilä, S.
-
Selänne, H.
-
Lautamäki, R.
-
visa fler...
-
Nuutila, P.
-
Knuuti, J.
-
Kalliokoski, K.K ...
-
Komi, P. V.
-
visa färre...
- Om ämnet
-
- MEDICIN OCH HÄLSOVETENSKAP
-
MEDICIN OCH HÄLS ...
-
och Hälsovetenskap
-
och Idrottsvetenskap
- Artiklar i publikationen
-
Acta Physiologic ...
- Av lärosätet
-
Mittuniversitetet