Anitua, E., Andía, I., Sanchez, M., Azofra, J., del Mar Zalduendo, M., de la Fuente, M., Nurden, P. and Nurden, AT. (2005) Autologous preparations rich in growth factors promote proliferation and induce VEGF and HGF production by human tendon cells in culture. Journal of Orthopaedic Research 223(2), 281-286.

Arnoczky, S.P., Anderson, L., Fanelli, G., Ho, S., Mishra, A. and Scgalione, N. (2009) The role of platelet-rich plasma in connective tissue repair. Orthopaedics Today 226, 29.

Baltzer, A.W., Moser, C., Jansen, S.A. and Krauspe, R. (2009) Autologous conditioned serum (Orthokine) is an effective treatment for knee osteoarthritis. Osteoarthritis and Cartilage 117, 152-160.

Banfi, G., Corsi, M.M. and Volpi, P. (2006) Could platelet rich plasma have effects on systemic circulating growth factors and cytokine release in orthopaedic applications? British Journal of Sports Medicine 440, 816.

Brabant, G., von zur Mühlen, A., Wüster, C., Ranke, M.B., Kratzsch, J., Kiess, W., Ketelslegers, J.M., Wilhelmsen, L., Hulthén, L., Saller, B., Mattsson, A., Wilde, J., Schemer, R. and Kann, P. (2003) Serum insulin like Growth Factor 1 Reference Values for an Automated Chemiluminescence Immunoassay System: Results from a Multicenter Study. Hormone Research 660, 53-60.

Buhr, M. and Siekmann, W. (2009) Intra-articular Injection of Platelet Rich Plasma for cartilage repair. Orthopädische Praxis 45(1), 10-16.

Castricini, R., Longo, U.G., De Benedetto, M., Panfoli, N., Pirani, P., Zini, R., Maffulli, N. and Denaro, V. (2011) Platelet-rich plasma augmentation for arthroscopic rotator cuff repair: a randomized controlled trial. The American Journal of Sports Medicine 339, 258-265.

Chen, B., Liu, S., Xu, W., Wang, X., Zhao, W. and Wu, J. (2009) IGF-1 and IGFBP-3 and the risk of lung cancer: A meta-analysis based on nested case-control studies. Journal of Experimental & Clinical Cancer Research 228, 89.

Cohen, J. (1988) Statistical power analysis for the behavioral sciences. 2nd edition. Lawrence Erlbaum Associates.

Conway, K., Price, P., Harding, K.G. and Jiang, W.G. (2006) The molecular and clinical impact of hepatocyte growth factor, its receptors, activators, and inhibitors in wound healing. Wound Repair and Regeneration 114, 2-10.

Creaney, L. and Hamilton, B. (2008) Growth factor delivery methods in the management of sports injuries: the state of play. British journal of Sports Medicine 442, 314-320.

Engebretsen, L., Steffen, K., Alsousou, J., Anitua, E., Bachl, N., Devilee, R., Everts, P., Hamilton, B., Huard, J., Jenoure, P., Kelberine, F., Kon, E., Maffulli, N., Matheson, G., Mei-Dan, O., Menetrey, J., Philippon, M., Randelli, P., Schamasch, P., Schwellnus, M., Vernec, A. and Verrall, G. (2010) IOC consensus paper on the use of platelet-rich plasma in sports medicine. British journal of Sports Medicine 444, 1072-1081.

Eppley, B.L., Woodell, J.E. and Higgins, J. (2004) Platelet quantification and growth factor analysis from platelet-rich plasma: implications for wound healing. Plastic and Reconstructive Surgery 1114(6), 1502-1508.

Faul, F., Erdfelder, E., Lang, A-G. and Buchner, A. (2007) G*Power 3: A flexible statistical power analysis program for the social, behavioral, and biomedical sciences. Behavior Research Methods 339, 175-191.

Foster, T.E., Puskas, B.L., Mandelbaum, B.R., Gerhardt, M.B. and Rodeo, S.A. (2009) Platelet-rich plasma: from basic science to clinical applications. TThe American Journal of Sports Medicine 337, 2259-2272.

Griffin, X.L., Smith, C.M. and Costa, M.L. (2009) The clinical use of platelet rich plasma in the promotion of bone healing: A systematic review. Injury 440, 158-162.

Grimberg, A. and Cohen, P. (2000) Role of insulin-like growth factors and their binding proteins in growth control and carcinogenesis. Journal of Cellular Physiology 1183, 1-9.

Grimberg, A. (2003) Mechanisms by which IGF-1 may promote cancer. Cancer Biology & Therapy 22, 630-635.

Kasemkijwattana, C., Menetrey, J., Bosch, P., Somogyi, G., Moreland, MS., Fu, F.H., Buranapanitkit, B., Watkins, S.S. and Huard, J. (2000) Use of growth factors to improve muscle healing after strain injury. Clinical Orthopaedics and Related Research 3370, 272-285.

Lann, D. and LeRoith, D. (2008) The role of endocrine insulin-like growth factor-1 and insulin in breast cancer. Journal of Mammary Gland Biology and Neoplasia 113, 371-379.

LeRoith, D. and Roberts, C.T. (2003) The Insulin-like growth factor system and cancer. Cancer Letters 1195, 127-137.

Lopez-Vidriero, E., Goulding, K.A., Simon, D.A., Sanchez, M. and Johnson, D.H. (2010) The use of platelet-rich plasma in arthroscopy and sports medicine: optimizing the healing environment. Arthroscopy 226, 269-278.

Marx, R.E. (2004) Platelet-rich plasma: evidence to support its use. J Oral and Maxillofacial Surgery 662, 489-496.

Mishra, A. and Pavelko, T. (2006) Treatment of chronic elbow tendinosis with buffered platetelet-rich plasma. The American Journal of Sports Medicine 334, 1774-1778.

Philippou, A., Maridaki, M., Halapas, A. and Koutsilieris, M. (2007) The role of insulin-like growth factor 1(IGF-1) in skeletal muscle physiology. In Vivo 221, 45-54.

Ranly, D.M., Lohmann, C.H., Andreacchio, D., Boyan, BD. and Schwartz, Z. (2007) Platelet rich plasma inhibits demineralized bone matrix-induced bone formation in nude mice. The Journal of Bone And Joint Surgery. American Volume 889, 139-146.

Renehan, A.G., Zwahlen, M., Minder, C., O'Dwyer, S.T., Shalet, S.M. and Egger, M. (2004) Insulin-like growth factor (IGF)-1, IGF binding protein-3, and cancer risk: systematic review and meta-regression analysis. Lancet 3363, 1346-1353.

Rowlands, M.A., Gunnell, D., Harris, R., Vatten, L.J., Holly, J.M. and Martin, R.M. (2009) Circulating insulin-like growth factor peptides and prostate cancer risk: a systematic review and meta-analysis. International Journal of Cancer 1124, 2416-2429.

Sánchez, M., Anitua, E., Azofra, J., Andía, I., Padilla, S. and Mujika, I. (2007) Comparison of surgically repaired Achilles tendon tears using platelet-rich fibrin matrices. The American Journal of Sports Medicine 335, 245-251.

Sanchez, M., Anitua, E., Cugat, R., Azofra, J., Guadilla, J., Seijas, R. and Andia, I. (2009a) Nonunions treated with autologous preparation rich in growth factors. Journal of Orthopaedic Trauma 223, 52-59.

Sánchez, M., Anitua, E., Orive, G., Mujika, I. and Andia, I. (2009b) Platelet-rich therapies in the treatment of orthopaedic sport injuries. Sports medicine 339, 345-354.

Saugy, M., Robinson, N., Saudan, C., Baume, N., Avois, L. and Mangin, P. (2006) Human growth hormone doping in sport. British Journal of Sports Medicine 440, 35-39.

Sonksen, P.H. (2001) Insulin, growth hormone and sport. The Journal of endocrinology 1170, 13-25.

Stay, J.J., Terrell, T.R. and Armsey, T.D. (2004) Ergogenic aids: human growth hormone. Current Sports Medicine Reports 33, 229-233.

Tentori, L. and Graziani, G. (2007) Doping with growth hormone/IGF-1, anabolic steroids or erythropoietin: is there a risk? Pharmacological Research 55, 359-369.

WADA. (2011) The 2011 Prohibited List World Anti-Doping Code. Available from URL http://www.wada-ama.org/Documents/ World_Anti-Doping_Program/WADP-Prohibited-list/To_be_ effective/WADA_Prohibited_List_2011_EN.pdf

WADA. (2008) World Anti-Doping Agency. Available from URL: http://www.wada-ama.org (accessed 2008 Mar 16).

Volpi, P., Quaglia, A., Schoenhuber, H., Melegati, G., Corsi, M.M., Banfi, G. and de Girolamo, L. (2010) Growth factors in the management of sport-induced tendinopathies: results after 24 months from treatment. A pilot study. The Journal of Sports Medicine and Physical Fitness 50, 494-500.

Wright-Carpenter, T., Opolon, P., Appell, H.J., Meijer, H., Wehling, P. and Mir, LM. (2004) Treatment of muscle injuries by local administration of autologous conditioned serum: animal experiments using a muscle contusion model. International Journal of Sports Medicine 225, 582-587.

Yokota, K., Ishida, O., Sunagawa, T., Suzuki, O., Nakamae, A. and Ochi, M. (2008) Platelet-rich plasma accelerated surgical angiogenesis in vascular implanted necrotic bone: an experimental study in rabbits. Acta Orthopaedica 779, 106-110.