About this trial
This is a single centre, correlative, longitudinal, biomarker study that aims to describe the metabolic features of human melanoma using mass spectrometry.
Eligibility criteria
This trial does not accept healthy volunteersQualifiers
Patient has provided written informed consent
Male or female aged 18 years or older at written informed consent
Presence of a known melanoma lesion requiring surgical excision or biopsy
Patient is willing and able to comply with the protocol for the duration of the study including undergoing biopsies and receiving a stable isotope infusion (where applicable)
Disqualifiers
Diabetes mellitus
Pregnancy or breast feeding
Patients unable to comply with study procedures and follow up in the opinion of the investigator
Trial design
Parallel
Treatments tested in this trial
[U-13C]Glucose Infusion
Other interventionPeri-operative infusion of \[U-13C\]glucose
Treatment groups
Trial outcomes
Primary outcomes
Glucose Utilisation in the TCA cycle
In patients receiving a \[U-13C\]Glucose infusion, assess glucose utilisation in the TCA cycle (using the ratio of citrate M+2/pyruvate M+3, a surrogate of the pyruvate dehydrogenase reaction)
Lactate Utilisation in the TCA cycle
In patients receiving a \[U-13C\]Glucose infusion, assess lactate utilisation in the TCA cycle (using the ratio of lactate M+3/3PG M+3 as a surrogate measure)
Secondary outcomes
Relapse free survival
Defined as the time from surgery to disease recurrence or melanoma-related death, whichever occurs first
Overall Survival
Measured as the time of surgery until death from any cause
Other outcomes
Tumour Metabolomic and Lipidomic Profiling
Abundance of metabolites and lipid species, quantified by liquid chromatography mass spectrometry
Sponsors and contacts
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