The Serpentine (Stratify cancER PatiENTs by ImmuNosupprEssion) project, represents the most consistent effort so far attempted to translate MDSC into clinical practise by producing an off-the-shelf compliant assay for quantifying these cells in peripheral blood.
The study will demonstrate that this assay helps personalizing cancer therapies by tailoring them to immune patient features. The project will also take advantage of innovative and high-throughput techniques to define additional MDSC related biomarkers and, most importantly, to identify novel drugs for Myeloid-derived Suppressor Cells (MDSC) blocking in predisposed patients. Finally,it will perform the first survey assessing the link between MDSC and "perceived social isolation", an emerging western social problem recently shown to cause myeloid cell dysfunction and immunosuppression though neuroendocrine circuits. Globally, the Serpentine proposal has the ambitious goal to translate into the clinical oncological practise the use of MDSC quantification as a tool for the systematic assessment of systemic immunosuppression, providing at the same time operational insights into the strategies to overcome this pillar mechanism of cancer progression.
Study Type
OBSERVATIONAL
Enrollment
1,000
Blood sample will be collected at baseline and during therapy, and, optionally, in case of disease progression (PD).
Fondazione IRCCS Istituto Nazionale dei Tumori
Milan, Italy
RECRUITINGImmunological endpoint
Frequency, in terms of percentage and absolute count of the defined cell subsets in whole blood and stored PBMC
Time frame: baseline, that is prior to start the therapy (Visit_1)
Immunological endpoint
Frequency, in terms of percentage and absolute count of the defined cell subsets in whole blood and stored PBMC
Time frame: around one month/before the time-corresponding treatment cycle (Visit_2)
Immunological endpoint
Frequency, in terms of percentage and absolute count of the defined cell subsets in whole blood and stored PBMC
Time frame: around three months/before the time-corresponding treatment cycle (Visit_3)
Immunological endpoint
Frequency, in terms of percentage and absolute count of the defined cell subsets in whole blood and stored PBMC
Time frame: Through study completion, an average of 2 year
Clinical endpoint_PFS
Progression-Free Survival (PFS)
Time frame: Through study completion, an average of 2 year
Clinical endpoint_OS
Overall Survival (OS)
Time frame: Through study completion, an average of 2 year
Clinical endpoint_ORR
Overall Response Rate (ORR)
Time frame: Through study completion, an average of 2 year
Myeloid Index Score (MIS)
Myeloid Index Score (MIS)=0 vs MIS\>0 or higher values
Time frame: Through study completion, an average of 2 year
Index score values
Index score values on plasma cytokine concentration or MDSC-miRs
Time frame: Through study completion, an average of 2 year
Transcriptional signatures_PBMC
Transcriptional signatures identified on PBMC and sorted myeloid cells form whole blood
Time frame: baseline, that is prior to start the therapy (Visit_1) or at the first disease evaluation (around after three months)
Transcriptional signatures_myeloid cells
Transcriptional signatures identified on sorted myeloid cells form whole blood
Time frame: baseline, that is prior to start the therapy (Visit_1) or at the first disease evaluation (around after three months)
Phospho-kinome signature result
Phospho-kinome signature as assessed by Cytof analysis in stored PBMC
Time frame: Through study completion, an average of 2 year
Metabolomic profiles
The concentration of individual metabolites or cluster of metabolites implicated in amino acid and lipid metabolism
Time frame: Through study completion, an average of 2 year
Socio-Economical-Psychological (SEP) score
Socioeconomic and psychological (perceived social isolation) score, calculated through a dedicated questionnaire
Time frame: Through study completion, an average of 2 year
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