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  1. No Access

    Article

    A 3-Year Longitudinal Study of the Effect of Physical Activity on the Accrual of Bone Mineral Density in Healthy Adolescent Males

    It has previously been suggested that physical activity predominantly influences the accumulation of bone density before puberty. The purpose of the present study was to examine the effect of physical activity...

    A. Gustavsson, K. Thorsen, P. Nordström in Calcified Tissue International (2003)

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    Article

    In situ microdialysis in tendon tissue: high levels of glutamate, but not prostaglandin E2 in chronic Achilles tendon pain

    This investigation was to our knowledge the first to use the microdialysis technique to study concentrations of substances in a human tendon. In four patients (mean age 40.7 years) with a painful nodule in th...

    H. Alfredson, K. Thorsen, R. Lorentzon in Knee Surgery, Sports Traumatology, Arthroscopy (1999)

  3. No Access

    Article

    Treatment of tear of the anterior cruciate ligament combined with localised deep cartilage defects in the knee with ligament reconstruction and autologous periosteum transplantation

    An acute tear of the anterior cruciate ligament (ACL) is frequently associated with injuries to the joint cartilage and subchondral bone. These injuries may progress to deep cartilage defects, causing disabli...

    H. Alfredson, K. Thorsen, Ronny Lorentzon in Knee Surgery, Sports Traumatology, Arthroscopy (1999)

  4. No Access

    Article

    Effects of moderate endurance exercise on calcium, parathyroid hormone, and markers of bone metabolism in young women

    We investigated the short-term (1 hour-3 days) effects of a 45 minute run on calcium, parathyroid hormone, the carboxyterminal propeptide of type I procollagen (PICP), and the immunoactive carboxyterminal telo...

    K. Thorsen, A. Kristoffersson, J. Hultdin, R. Lorentzon in Calcified Tissue International (1997)

  5. No Access

    Article

    Local bone mineral density, muscle strength, and exercise in adolescent boys: A comparative study of two groups with different muscle strength and exercise levels

    The primary objective of the present study was to evaluate the impact of physical activity and muscle strength on bone mineral density (BMD) of the tuberositas tibiac in adolescent boys. Two groups with differ...

    P. Nordström, G. Nordström, K. Thorsen, R. Lorentzon in Calcified Tissue International (1996)

  6. No Access

    Article

    The effects of brisk walking on markers of bone and calcium metabolism in postmenopausal women

    Weight-bearing exercise has been shown to maintain or increase bone mass in younger as well as older individuals but the mechanisms by which mechanical loading affects bone metabolism are not known in detail. ...

    K. Thorsen, A. Kristoffersson, R. Lorentzon in Calcified Tissue International (1996)