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Biomarker Trial of Everolimus in Patients With Advanced Renal Cell Carcinoma

A Phase II Biomarker Trial of Everolimus in Patients With Advanced Renal Cell Carcinoma

Status
Completed
Phases
Phase 2
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT00827359
Enrollment
25
Registered
2009-01-22
Start date
2009-03-31
Completion date
2018-06-30
Last updated
2021-02-24

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Renal Cancer, Renal Cell Carcinoma

Keywords

everolimus

Brief summary

The purpose of this study is to determine if certain features of tumor specimens sampled prior to therapy can predict for the likelihood of responding to everolimus.

Detailed description

* Participants will undergo a CT or ultrasound guided biopsy of an accessible tumor lesion before beginning the study medication. * Everolimus tablets will be taken orally once a day. Participants will undergo a physical exam and will be asked questions about their general health and specific questions about any problems they might be having. Photographs will be taken of the tumor to assess the response to treatment. This will be done by a CT or MRI scan. Blood tests will be performed every 4 weeks. In addition, blood for research purposes will be done on day 1 of every other cycle. A urine test will be done every 4 weeks.

Interventions

DRUGEverolimus

Tablet form taken orally once a day

Sponsors

Dana-Farber Cancer Institute
CollaboratorOTHER
Duke University
CollaboratorOTHER
Novartis
CollaboratorINDUSTRY
Beth Israel Deaconess Medical Center
Lead SponsorOTHER

Study design

Allocation
NA
Intervention model
SINGLE_GROUP
Primary purpose
TREATMENT
Masking
NONE

Eligibility

Sex/Gender
ALL
Age
18 Years to No maximum
Healthy volunteers
No

Inclusion criteria

* Patients must have at least one site of disease which in the opinion of the investigator is safely accessible by CT guided biopsy or metastasectomy. Safely accessible metastatic disease will be defined to include those lesions which are palpable with no overlying viscera and are at least 2cm in size. Given the paucity of subcutaneous lesions in RCC, lesions which are felt to be safe to biopsy will also be allowed. These lesions include pleural-based tumors, peripheral liver lesions, kidney lesions and bone lesions with exophytic soft tissue component. As with palpable lesions, these other lesions should be at least 2cm in size with no overlying viscera. * At least one measurable site of disease, other than the biopsy site, according to RECIST criterial that has not been previously irradiated. Th the patient has had previous radiation to the marker lesion(s), there must be evidence of progression since the radiation * Metastatic renal carcinoma with histologic confirmation by the treating center of either primary or a metastatic lesion. Non-clear cell histologies will be allowed * 18 years of age or older * Minimum of four weeks since any major surgery, completion of radiation, or completion of all prior systemic anticancer therapy (adequately recovered from the acute toxicities of any prior therapy) * ECOG Performance status of 1 or less * Adequate bone marrow, liver and renal function as outlined in the protocol * Fasting serum cholesterol \< 300mg/dL OR \< 7.75 mmol/L AND fasting triglycerides \< 2.5 x ULN * Life expectancy of greater than 6 months

Exclusion criteria

* Prior treatment with any investigation drug within the preceding 4 weeks * Chronic treatment with systemic steroids or another immunosuppressive agent * Patients should not receive immunization with attenuated live vaccines within one week of study entry or during study period * Uncontrolled brain or leptomeningeal metastases, including patients who continue to require glucocorticoids for brain or leptomeningeal metastases. Treated brain metastases will be allowed. Treated brain metastases are defined as having no evidence of progression or hemorrhage after treatment and no ongoing requirement for dexamethasone, as ascertained by clinical examination and brain imaging (MRI or CT) during the screening period. Anticonvulsants (stable dose) are allowed. Treatment for brain metastases may include whole brain radiotherapy (WBRT), radiosurgery (RS: Gamma Knife, LINAC or equivalent) or a combination as deemed appropriate by the treating physician. Patients with CNS metastases treated by neurosurgical resection performed within 3 months prio to day 1 will be excluded. * Other malignancies within the past 3 years except for adequately treated carcinoma of the cervix or basal or squamous cell carcinomas of the skin * Patients who have any severe and/or uncontrolled medical conditions or other conditions that could affect their participation in the study * Uncontrolled diabetes mellitus as defined by a fasting serum \> 1.5 x ULN * A known history of HIV seropositivity. * Impairment of gastrointestinal function or gastrointestinal disease that may significantly alter the absorption of everolimus * Patients with active, bleeding diathesis or on systemic anticoagulation. Aspirin is permitted. * Women who are pregnant or breast feeding, or women/men able to conceive and unwilling to practice an effective method of birth control. * Patients who have received prior treatment with an mTOR inhibitor. * Patients with known hypersensitivity to everolimus or other rapamycins or to its excipients. * History of noncompliance to medical regimens

Design outcomes

Primary

MeasureTime frameDescription
Difference in Median Progression Free Survival Time Between Favorable and Unfavorable Biomarker GroupFollow-up time was up to 39 months from treatment start date.The biomarkers of interest are pS6 and pAkt. Expression will be classified as low, intermediate, or high based on a composite score of staining intensity and % of tumor cells staining positive. The difference in progression free survival (PFS) time in the low to high groups is analyzed. PFS is the time from start of treatment to disease progression (PD) or death (estimated by Kaplan Meier method)s. Patients without PD and alive are censored at last date patient is known PD-free. PD is defined by Response Evaluation Criteria In Solid Tumors Criteria 1.1 (RECIST) as follows: * \>20% increase in the sum of the diameters (SD) of target lesions, referencing the smallest SD on study (including baseline). Must be an increase of \>5 mm. * New lesions or PD of non-target lesions. Must be represent overall disease status change, not a single lesion increase. Patients with PD at the first on-treatment imaging assessment, will remain on study at investigator discretion until later confirmed.
Median Progression Free SurvivalFollow-up time was up to 39 months from treatment start date.Progression free survival (PFS) is defined as the time from start of treatment to disease progression (PD) or death from any cause as estimated by Kaplan Meier methods. Patients who have not progressed and are alive are censored at the date the patient is known to be progression-free. Progression is defined by Response Evaluation Criteria In Solid Tumors Criteria 1.1 (RECIST) as follows: \- \>20% increase in the sum of the diameters of target lesions, taking as reference the smallest sum on study (including baseline if it's the smallest). The sum must also demonstrate an increase of \>5 mm. OR -Appearance of new lesions and/or unequivocal progression of non-target lesions. It must be representative of overall disease status change, not a single lesion increase. For patients with PD at the first on-treatment imaging assessment, patients will be allowed to remain on study until confirmation at the next assessment at investigator discretion if patient is benefiting from treatment.

Secondary

MeasureTime frameDescription
Best Overall Response RateEvaluated while on treatment. Up to 36 months.The best overall response rate is the percentage of participants achieving complete response (CR) or partial response (PR) as the best response recorded on treatment based on Response Evaluation Criteria In Solid Tumors Criteria (RECIST 1.1) criteria. CR and PR must meet the following lesion criteria without having any new lesions as well: Target Lesion: (CR): Disappearance of all target lesions. Any pathological lymph nodes (whether target or non-target) must have reduction in short axis to \<10 mm. (PR): At least a 30% decrease in the sum of the diameters of target lesions, taking as reference the baseline sum diameters. Non-Target Lesion: (CR): Disappearance of all non-target lesions and normalization of tumor marker level. All lymph nodes must be non-pathological in size (\<10 mm short axis). Non-CR/Non-Progressive Disease: Persistence of one or more non-target lesion(s) and/or maintenance of tumor marker level above the normal limits. Must have PR in target lesion.
Best Overall Response by PI3K-AKT-MTOR MutationEvaluated while on treatment. Up to 36 monthsNext generation sequencing was used to identify participants with PI3K-AKT-MTOR mutations. Best overall response rate was analyzed with mutant versus wild-type pathways. Please see Best Overall Response Rate for response definition.

Countries

United States

Participant flow

Participants by arm

ArmCount
Treatment
This is a single-arm study. All patients will receive everolimus. Everolimus: Tablet form taken orally once a day
24
Total24

Withdrawals & dropouts

PeriodReasonFG000
Overall StudyIneligible1
Overall StudyProgressive Diseas19
Overall StudyUnacceptable Toxicity5

Baseline characteristics

CharacteristicTreatment
Age, Continuous64 years
ECOG Performance Status
00
15 Participants
ECOG Performance Status
01
9 Participants
Ethnicity (NIH/OMB)
Hispanic or Latino
23 Participants
Ethnicity (NIH/OMB)
Not Hispanic or Latino
0 Participants
Ethnicity (NIH/OMB)
Unknown or Not Reported
1 Participants
Histology
Clear Cell
18 Participants
Histology
Missing
2 Participants
Histology
Papillary
4 Participants
International Metastatic Renal-Cell Carcinoma Database Consortium Class
Favorable (0 risk factors)
5 Participants
International Metastatic Renal-Cell Carcinoma Database Consortium Class
High (≥3 risk factors)
0 Participants
International Metastatic Renal-Cell Carcinoma Database Consortium Class
Intermediate (1-2 risk factors)
19 Participants
Memorial Sloan Kettering Cancer Center Risk Class
Favorable (0 risk factors)
4 Participants
Memorial Sloan Kettering Cancer Center Risk Class
High (>=3 risk factors)
6 Participants
Memorial Sloan Kettering Cancer Center Risk Class
Intermediate (1-2 risk factors)
14 Participants
Metastatic Sites
Adrenal Glands
5 Participants
Metastatic Sites
Bone
4 Participants
Metastatic Sites
Brain
0 Participants
Metastatic Sites
Liver
8 Participants
Metastatic Sites
Lung
16 Participants
Metastatic Sites
Lymph Node, Pulmonary
7 Participants
Metastatic Sites
Lymph Nodes, Intra-Abdominal
11 Participants
Metastatic Sites
Other
15 Participants
Metastatic Sites
Pancreas
3 Participants
Metastatic Sites
Renal
6 Participants
Prior Lines of Therapy2 therapies
Prior Nephrectomy
Missing
2 Participants
Prior Nephrectomy
No
0 Participants
Prior Nephrectomy
Yes, Partial
1 Participants
Prior Nephrectomy
Yes, Radical
21 Participants
Race (NIH/OMB)
American Indian or Alaska Native
0 Participants
Race (NIH/OMB)
Asian
1 Participants
Race (NIH/OMB)
Black or African American
0 Participants
Race (NIH/OMB)
More than one race
0 Participants
Race (NIH/OMB)
Native Hawaiian or Other Pacific Islander
0 Participants
Race (NIH/OMB)
Unknown or Not Reported
0 Participants
Race (NIH/OMB)
White
23 Participants
Sex: Female, Male
Female
8 Participants
Sex: Female, Male
Male
16 Participants

Adverse events

Event typeEG000
affected / at risk
deaths
Total, all-cause mortality
0 / 24
other
Total, other adverse events
5 / 24
serious
Total, serious adverse events
0 / 24

Outcome results

Primary

Difference in Median Progression Free Survival Time Between Favorable and Unfavorable Biomarker Group

The biomarkers of interest are pS6 and pAkt. Expression will be classified as low, intermediate, or high based on a composite score of staining intensity and % of tumor cells staining positive. The difference in progression free survival (PFS) time in the low to high groups is analyzed. PFS is the time from start of treatment to disease progression (PD) or death (estimated by Kaplan Meier method)s. Patients without PD and alive are censored at last date patient is known PD-free. PD is defined by Response Evaluation Criteria In Solid Tumors Criteria 1.1 (RECIST) as follows: * \>20% increase in the sum of the diameters (SD) of target lesions, referencing the smallest SD on study (including baseline). Must be an increase of \>5 mm. * New lesions or PD of non-target lesions. Must be represent overall disease status change, not a single lesion increase. Patients with PD at the first on-treatment imaging assessment, will remain on study at investigator discretion until later confirmed.

Time frame: Follow-up time was up to 39 months from treatment start date.

Population: Phospho-Akt and phospho-S6 immunohistochemistry analysis was unsuccessful due to the lack of adequate tissue samples and was not pursued further.

Primary

Median Progression Free Survival

Progression free survival (PFS) is defined as the time from start of treatment to disease progression (PD) or death from any cause as estimated by Kaplan Meier methods. Patients who have not progressed and are alive are censored at the date the patient is known to be progression-free. Progression is defined by Response Evaluation Criteria In Solid Tumors Criteria 1.1 (RECIST) as follows: \- \>20% increase in the sum of the diameters of target lesions, taking as reference the smallest sum on study (including baseline if it's the smallest). The sum must also demonstrate an increase of \>5 mm. OR -Appearance of new lesions and/or unequivocal progression of non-target lesions. It must be representative of overall disease status change, not a single lesion increase. For patients with PD at the first on-treatment imaging assessment, patients will be allowed to remain on study until confirmation at the next assessment at investigator discretion if patient is benefiting from treatment.

Time frame: Follow-up time was up to 39 months from treatment start date.

Population: Twenty-five patients enrolled onto the study between April 2009 and November 2012. One patient became ineligible because of the inability to obtain a pretreatment biopsy sample. A total of 27 tissue samples were successfully obtained from 24 patients, with 3 sets of paired tissues obtained before treatment and while receiving treatment.

ArmMeasureValue (MEDIAN)
TreatmentMedian Progression Free Survival3.8 months
Secondary

Best Overall Response by PI3K-AKT-MTOR Mutation

Next generation sequencing was used to identify participants with PI3K-AKT-MTOR mutations. Best overall response rate was analyzed with mutant versus wild-type pathways. Please see Best Overall Response Rate for response definition.

Time frame: Evaluated while on treatment. Up to 36 months

Population: Participants were classified as either mutations or no mutations.

ArmMeasureGroupValue (NUMBER)
TreatmentBest Overall Response by PI3K-AKT-MTOR MutationMutation5.6 percentage of participants
TreatmentBest Overall Response by PI3K-AKT-MTOR MutationNo Mutations0 percentage of participants
Secondary

Best Overall Response Rate

The best overall response rate is the percentage of participants achieving complete response (CR) or partial response (PR) as the best response recorded on treatment based on Response Evaluation Criteria In Solid Tumors Criteria (RECIST 1.1) criteria. CR and PR must meet the following lesion criteria without having any new lesions as well: Target Lesion: (CR): Disappearance of all target lesions. Any pathological lymph nodes (whether target or non-target) must have reduction in short axis to \<10 mm. (PR): At least a 30% decrease in the sum of the diameters of target lesions, taking as reference the baseline sum diameters. Non-Target Lesion: (CR): Disappearance of all non-target lesions and normalization of tumor marker level. All lymph nodes must be non-pathological in size (\<10 mm short axis). Non-CR/Non-Progressive Disease: Persistence of one or more non-target lesion(s) and/or maintenance of tumor marker level above the normal limits. Must have PR in target lesion.

Time frame: Evaluated while on treatment. Up to 36 months.

ArmMeasureValue (NUMBER)
TreatmentBest Overall Response Rate4.2 percentage of participants

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026