This is an interventional mono-centric study in patients with BRAF mutated metastatic melanoma treated with BRAF/MEK inhibitors. The aim of the study is to test the grafting of patient tumoral cells in avian embryo and develop a predictive in vivo model for patient treatment response.
Study Type
INTERVENTIONAL
Allocation
NA
Purpose
DIAGNOSTIC
Masking
NONE
Enrollment
10
5mm skin metastasis or primary melanoma biopsy
Service de Dermatologie, Centre hospitalier Lyon Sud, HCL
Pierre-Bénite, France
Grafted avian embryo development
Number of grafted embryo which develop tumor measurable by 3D microscopy
Time frame: 2 days post graft
Grafted avian embryo viability
Survival rate of grafted embryo
Time frame: 2 days post graft
BRAFi/MEKi maximum toxic effect dose in avian embryo
Survival rate in avian embryo after treatment injections in different concentrations
Time frame: 3 months post treatment administration
BRAFi maximum toxic effect dose in avian embryon
Survival rate in avian embryo after treatment injections in different concentrations
Time frame: 3 months post treatment administration
MEKi maximum toxic effect dose in avian embryo
weight of avian embryo after treatment injections in different concentrations
Time frame: 3 months post treatment administration
BRAFi maximum toxic effect dose in avian embryo
Height of avian embryo after treatment injections in different concentrations
Time frame: 3 months post treatment administration
MEKi maximum toxic effect dose in avian embryo
Height of avian embryo after treatment injections in different concentrations
Time frame: 3 months post treatment administration
BRAFi maximum toxic effect dose in avian embryo
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Presence of cardiac malformation in avian embryo after treatment injections in different concentrations
Time frame: 3 months post treatment administration
MEKi maximum toxic effect dose in avian embryo
Presence of cardiac malformation in avian embryo after treatment injections in different concentrations
Time frame: 3 months post treatment administration
BRAFi maximum toxic effect dose in avian embryo
Presence of craniofacial malformation in avian embryo after treatment injections in different concentrations
Time frame: 3 months post treatment administration
MEKi maximum toxic effect dose in avian embryo
Presence of craniofacial malformation in avian embryo after treatment injections in different concentrations
Time frame: 3 months post treatment administration
Patient treatment response
RECIST 1.1 response
Time frame: 3 months post inclusion
Embryo treatment response (tumor)
Embryo tumor volume obtained by confocal microscopy before treatment administration compared with tumor volume of non-treated embryo
Time frame: 2 days post graft
Embryo treatment response (metastasis)
Metastasis appearance
Time frame: 2 days post graft