Use of cis-[18F] fluoro-proline for assessment of exercise-related collagen synthesis in musculoskeletal connective tissue
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Use of cis-[18F] fluoro-proline for assessment of exercise-related collagen synthesis in musculoskeletal connective tissue. / Skovgaard, Dorthe; Kjaer, Andreas; Heinemeier, Katja Maria; Brandt-Larsen, Malene; Madsen, Jacob; Kjaer, Michael.
In: P L o S One, Vol. 6, No. 2, 2011, p. 827-836.Research output: Contribution to journal › Journal article › Research › peer-review
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TY - JOUR
T1 - Use of cis-[18F] fluoro-proline for assessment of exercise-related collagen synthesis in musculoskeletal connective tissue
AU - Skovgaard, Dorthe
AU - Kjaer, Andreas
AU - Heinemeier, Katja Maria
AU - Brandt-Larsen, Malene
AU - Madsen, Jacob
AU - Kjaer, Michael
PY - 2011
Y1 - 2011
N2 - Protein turnover in collagen rich tissue is influenced by exercise, but can only with difficulty be studied in vivo due to use of invasive procedure. The present study was done to investigate the possibility of applying the PET-tracer, cis-[(18)F]fluoro-proline (cis-Fpro), for non-invasive assessment of collagen synthesis in rat musculoskeletal tissues at rest and following short-term (3 days) treadmill running. Musculoskeletal collagen synthesis was studied in rats at rest and 24 h post-exercise. At each session, rats were PET scanned at two time points following injection of cis-FPro: (60 and 240 min p.i). SUV were calculated for Achilles tendon, calf muscle and tibial bone. The PET-derived results were compared to mRNA expression of collagen type I and III. Tibial bone had the highest SUV that increased significantly (p
AB - Protein turnover in collagen rich tissue is influenced by exercise, but can only with difficulty be studied in vivo due to use of invasive procedure. The present study was done to investigate the possibility of applying the PET-tracer, cis-[(18)F]fluoro-proline (cis-Fpro), for non-invasive assessment of collagen synthesis in rat musculoskeletal tissues at rest and following short-term (3 days) treadmill running. Musculoskeletal collagen synthesis was studied in rats at rest and 24 h post-exercise. At each session, rats were PET scanned at two time points following injection of cis-FPro: (60 and 240 min p.i). SUV were calculated for Achilles tendon, calf muscle and tibial bone. The PET-derived results were compared to mRNA expression of collagen type I and III. Tibial bone had the highest SUV that increased significantly (p
KW - Animals
KW - Biological Transport
KW - Collagen
KW - Collagen Type I
KW - Collagen Type III
KW - Connective Tissue
KW - Male
KW - Muscle, Skeletal
KW - Physical Conditioning, Animal
KW - Positron-Emission Tomography
KW - Proline
KW - RNA, Messenger
KW - Rats
KW - Rats, Wistar
KW - Real-Time Polymerase Chain Reaction
KW - Reproducibility of Results
KW - Rest
KW - Tendons
U2 - 10.1371/journal.pone.0016678
DO - 10.1371/journal.pone.0016678
M3 - Journal article
C2 - 21347251
VL - 6
SP - 827
EP - 836
JO - PLoS ONE
JF - PLoS ONE
SN - 1932-6203
IS - 2
ER -
ID: 44914352