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| ID | Type | Description | Link |
|---|---|---|---|
| NCI-2024-02979 | Registry Identifier | CTRP (Clinical Trials Reporting Program) | |
| 23-008413 | Other Identifier | Mayo Clinic Institutional Review Board |
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| Name | Class |
|---|---|
| Elephas Biosciences Corporation | UNKNOWN |
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This study is being done to collect tissue samples to test how accurately a tumor response platform, Elephas, can predict clinical response across multiple types of immunotherapies, chemoimmunotherapy and tumor types.
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| Observational | Patients undergo tissue biopsy and may optionally undergo blood sample collection and have their medical records reviewed on study. Patients receive standard treatment with checkpoint inhibitors during the study and undergo standard tumor assessments during screening and follow-up. |
|
| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| Biospecimen Collection | Procedure | Undergo optional research blood sample. |
|
| Measure | Description | Time Frame |
|---|---|---|
| Accuracy of the Elephas Score for predicting clinical response in neoadjuvant patients | Assessed based on pathologic complete response (pCR) during checkpoint inhibitor (CPI) treatment. Clinical non-response will be defined as non-pathological complete response. Patients who cannot have pathologic complete response determined will be excluded from the primary analysis. | Up to 3 years |
| Accuracy of the Elephas Score for predicting clinical response in locally advanced/metastatic patients | Assessed based on Response Evaluation Criteria In Solid Tumors (RECIST) score for best overall response [complete response (CR) or partial response (PR)] during checkpoint inhibitor (CPI) treatment. Clinical non-response will be defined as either stable disease (SD) or disease progression (PD). Patients who cannot have best response determined will be excluded from the primary analysis. | Up to 3 years |
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Inclusion Criteria:
Subjects must meet one of the following criteria:
Subjects suspected of or diagnosed with the following Stage IV/metastatic or recurrent malignancies:
OR
Subjects suspected of or diagnosed with the following Stage III per provider discretion or IV/metastatic malignancies:
OR
Patients who will be receiving neoadjuvant CPI for the following resectable early-stage malignancies:
Breast Cancer: Triple negative breast cancer (TNBC)
Lung: Non-small cell lung cancer (NSCLC)
Any solid tumor that is eligible for pure ICI therapy or that the clinician plans to treat with ICI therapy. NOTE: This can be in the setting of a trial, compassionate use, or the use of appropriate LDT tests that per clinician, render the patient eligible for ICI therapy, either frontline or a later line
LOCALLY ADVANCED/METASTATIC PATIENTS: Measurable disease as defined per protocol NOTE: Tumor lesions in a previously irradiated area are not considered measurable disease; Disease that is measurable by physical examination only is not eligible.
NEOADJUVANT PATIENTS: Subjects must be eligible based on investigator discretion to receive approved CPI therapy.
Subjects who are newly diagnosed or have suspected cancer must be treatment-naïve at the time of biopsy.
Subjects who are Stage I, II, or III and have progressed to metastatic cannot have received any anti-cancer treatment for at least 2 - 4 weeks (depending upon the washout period of prior anti-cancer treatment) prior to biopsy as per the agents used.
ECOG Performance Status (PS) 0, 1 or 2.
Negative pregnancy test done ≤7 days prior to enrollment, for persons of childbearing potential only
Female subjects must not be pregnant or breastfeeding and must use appropriate methods of contraception when applicable.
Subjects must be clinically able, at investigator discretion, and willing to undergo either:
Subjects with a known secondary cancer diagnosis are eligible to participate if participation does not interfere with systemic anti-cancer standard of care treatment for suspected primary diagnosis.
Provide written informed consent
Exclusion Criteria:
Pregnant women because this study involves a greater than minimal risk procedure (biopsy)
Co-morbid systemic illnesses or other severe concurrent disease which, in the judgment of the investigator, would make the patient inappropriate for entry into this study or interfere significantly with the proper assessment of safety for the biopsy
Immunocompromised patients and patients known to be HIV positive and currently receiving antiretroviral therapy
Uncontrolled intercurrent illness including, but not limited to:
Subjects who are enrolled or plan to be enrolled in a blinded cancer therapeutic treatment trial
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Patients at Mayo Clinic in Rochester who are suspected of or diagnosed with Stage III or IV/metastatic cancer or receiving neoadjuvant (pre-operative) checkpoint inhibitors (CPI) for a resectable early stage of solid malignancies
| Name | Role | Phone | Extension | |
|---|---|---|---|---|
| Clinical Trials Referral Office | Contact | 855-776-0015 | mayocliniccancerstudies@mayo.edu |
| Name | Affiliation | Role |
|---|---|---|
| Dev Mukhopadhyay, PhD | Mayo Clinic | Principal Investigator |
| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| Mayo Clinic in Arizona | Recruiting | Phoenix | Arizona | 85054 | United States |
| PubMed Identifier | Type | Citation | Retractions |
|---|---|---|---|
| 41484629 | Derived | Ramasubramanian TS, Adstamongkonkul P, Scribano CM, Johnson C, Caenepeel S, Hrycyniak LCF, Vedder LC, Dana N, Baltes C, Browning V, Chen YI, Dietz T, Flietner E, Kaplewski N, Kellner A, Korrer M, Liu C, Marhefke N, McDonnell P, Nasreen A, Pope V, Prasad A, Richardson J, Schneider S, Schultz MM, Sood C, Sunil A, Euw EV, Wait E, Wargowski EE, Advani P, Broome B, Bruckbauer A, Godwin A, Kokabi N, Lou Y, Martin RCG 2nd, Robaina M, Toia G, Routh J, Friedl A, Eliceiri K, Szulczewski M, Johnson S, Oliner J, Galon J, Capitini C, Mukhopadhyay D, Taube J, Braun D, Gierman HJ. A live tumor fragment platform to assess immunotherapy response in core needle biopsies while addressing challenges of tumor heterogeneity. J Transl Med. 2026 Jan 3;24(1):18. doi: 10.1186/s12967-025-07378-2. | |
| 40791544 |
| Label | URL |
|---|---|
| Mayo Clinic Clinical Trials | View source |
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Specimens will only be retained for future research if participant grants permission. Research specimen collection kits for optional blood samples will be created and managed by the Mayo Clinic Biospecimen Accessioning and Processing lab. Research tissue samples will be collected at the time of the patient's standard of care biopsy, or if the standard of care biopsy has already occurred then a research only biopsy will be scheduled.
| Tissue Collection | Procedure | Tissue specimen collection will be completed with your scheduled standard of care biopsy if possible. If standard of care biopsy is already completed or the research biopsy wasn't collected at the time as your standard of care biopsy, then the research biopsy will be scheduled for a different day for research purposes only. |
|
| Mayo Clinic in Florida | Recruiting | Jacksonville | Florida | 32224 | United States |
|
| Mayo Clinic in Rochester | Recruiting | Rochester | Minnesota | 55905 | United States |
|
| Derived |
| Ramasubramanian TS, Adstamongkonkul P, Scribano CM, Johnson C, Caenepeel S, Hrycyniak LCF, Vedder L, Dana N, Baltes C, Browning T, Chen YI, Dietz T, Flietner E, Kaplewski N, Kellner A, Korrer M, Liu C, Marhefke N, McDonnell P, Nasreen A, Pope V, Prasad A, Richardson J, Schneider S, Schultz M, Sood C, Sunil A, von Euw E, Wait E, Wargowski E, Advani P, Broome B, Bruckbauer A, Godwin A, Kokabi N, Martin R, Robaina M, Toia G, Routh J, Friedl A, Eliceiri K, Szulczewski M, Johnson S, Oliner J, Galon J, Capitini C, Mukhopadhyay D, Taube J, Braun D, Gierman HJ. A live tumor fragment platform to assess immunotherapy response in core needle biopsies while addressing challenges of tumor heterogeneity. bioRxiv [Preprint]. 2025 Jul 18:2025.07.18.663728. doi: 10.1101/2025.07.18.663728. |
| ID | Term |
|---|---|
| D002583 | Uterine Cervical Neoplasms |
| C538445 | Clear-cell metastatic renal cell carcinoma |
| D015179 | Colorectal Neoplasms |
| D016889 | Endometrial Neoplasms |
| D004938 | Esophageal Neoplasms |
| D006528 | Carcinoma, Hepatocellular |
| D002289 | Carcinoma, Non-Small-Cell Lung |
| D012878 | Skin Neoplasms |
| D009362 | Neoplasm Metastasis |
| D002292 | Carcinoma, Renal Cell |
| D002296 | Carcinosarcoma |
| ID | Term |
|---|---|
| D014594 | Uterine Neoplasms |
| D005833 | Genital Neoplasms, Female |
| D014565 | Urogenital Neoplasms |
| D009371 | Neoplasms by Site |
| D009369 | Neoplasms |
| D002577 | Uterine Cervical Diseases |
| D014591 | Uterine Diseases |
| D005831 | Genital Diseases, Female |
| D052776 | Female Urogenital Diseases |
| D005261 | Female Urogenital Diseases and Pregnancy Complications |
| D000091642 | Urogenital Diseases |
| D000091662 | Genital Diseases |
| D007414 | Intestinal Neoplasms |
| D005770 | Gastrointestinal Neoplasms |
| D004067 | Digestive System Neoplasms |
| D004066 | Digestive System Diseases |
| D005767 | Gastrointestinal Diseases |
| D003108 | Colonic Diseases |
| D007410 | Intestinal Diseases |
| D012002 | Rectal Diseases |
| D006258 | Head and Neck Neoplasms |
| D004935 | Esophageal Diseases |
| D000230 | Adenocarcinoma |
| D002277 | Carcinoma |
| D009375 | Neoplasms, Glandular and Epithelial |
| D009370 | Neoplasms by Histologic Type |
| D008113 | Liver Neoplasms |
| D008107 | Liver Diseases |
| D002283 | Carcinoma, Bronchogenic |
| D001984 | Bronchial Neoplasms |
| D008175 | Lung Neoplasms |
| D012142 | Respiratory Tract Neoplasms |
| D013899 | Thoracic Neoplasms |
| D008171 | Lung Diseases |
| D012140 | Respiratory Tract Diseases |
| D012871 | Skin Diseases |
| D017437 | Skin and Connective Tissue Diseases |
| D009385 | Neoplastic Processes |
| D010335 | Pathologic Processes |
| D013568 | Pathological Conditions, Signs and Symptoms |
| D007680 | Kidney Neoplasms |
| D014571 | Urologic Neoplasms |
| D007674 | Kidney Diseases |
| D014570 | Urologic Diseases |
| D052801 | Male Urogenital Diseases |
| D018193 | Neoplasms, Complex and Mixed |
| D012509 | Sarcoma |
| D018204 | Neoplasms, Connective and Soft Tissue |
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| ID | Term |
|---|---|
| D001800 | Blood Specimen Collection |
| D013048 | Specimen Handling |
| D014015 | Tissue Banks |
| ID | Term |
|---|---|
| D019411 | Clinical Laboratory Techniques |
| D019937 | Diagnostic Techniques and Procedures |
| D003933 | Diagnosis |
| D011677 | Punctures |
| D013514 | Surgical Procedures, Operative |
| D008919 | Investigative Techniques |
| D018070 | Biological Specimen Banks |
| D006268 | Health Facilities |
| D005159 | Health Care Facilities Workforce and Services |
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