At a glance
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Pilot Study of Prospective Clinical Trials on Skin Wound Healing in Young and Aged Individuals
In Brief
An observational study evaluating Skin sample, Skin biopsy, and 1 other intervention for Age and 3 related conditions. Completed, enrolled 51 participants across 1 site.
Detailed Summary
Regular wound healing follows a well-ordered sequence of overlapping phases: inflammation, proliferation, maturation and remodelling. In the young, damage to an organ mostly triggers fully regenerative mechanisms called "primary" wound healing. Repeated damage in young individuals may cause "secondary" wound healing eg. scar formation reflecting a rescue program, in which reorganisation has failed. Organ failure in the ageing organism is characterized by a progressive loss of its capability to achieve an orderly reactivation of organ repair, and results in a combination of chronic inflammation and fibroproliferative, non-regenerative repair affecting several organs, including lung, liver and skin. RESOLVE's objective is to identify, characterize, and validate molecular targets responsible for shifting primary organ repair towards fibroproliferative wound healing as a result of an age-dependent loss of regulatory control. The structured approach is based on * different forms of wound healing, * different human diseases and * different genetic backgrounds, aiming to provide future diagnostic tools in various organs, to create transgenic animal test systems, and to identify molecular targets involved in fibroproliferative wound healing.
Study Details
Timeline
Interventions
Taken from regularly discarded tissue during routine operation
Skin biopsy from regions exhibiting normal and/or hypertrophic scarring at day 0 and day 90
Biopsy from skin graft harvest site during routine operation on day 0 and follow-up on day 90
Blood taking on day 0
Blood taking on day 90