NIH Clinical Research Studies

Protocol Number: 03-C-0243

Active Accrual, Protocols Recruiting New Patients

Title:
Phase I Study of SS1 (dsFv)-PE38 Anti-Mesothelin Immunotoxin in Advanced Malignancies: I.V. Infusion QOD Dosing
Number:
03-C-0243
Summary:
The experimental drug SS1(dsFv)-PE38 has been used to treat cancers that have recurred or progressed. The purpose of this study is 1) to determine the side effects and highest tolerated dose of SS1(dsFv)-PE38, 2) to determine the blood levels of the drug, and 3) to test the efficacy of the drug in the treatment of several types of cancer.

Approximately 40 participants age 18 years or older will participate in this study. Before the onset of treatment, they will undergo the following: a medical history, a physical exam, blood work, urinalysis, and a heart-function test. Participants will receive the study drug intravenously in 3 doses given every other day. The courses of treatment may be repeated every 4 weeks for a maximum of 3 treatment cycles. Doctors will monitor patients during their course of treatment via the following extensive testing procedures: echocardiogram, electrocardiogram, lung-function tests, chest x-ray, MRI scan, as well as the pre-treatment procedures and tests that participants underwent.

Sponsoring Institute:
National Cancer Institute (NCI)
Recruitment Detail
Type: Active Accrual Of New Subjects
Gender: Male & Female
Referral Letter Required: No
Population Exclusion(s): Children

Eligibility Criteria:
INCLUSION CRITERIA:

Histopathologic diagnosis of one of the following malignancies:

Ovarian carcinoma, all non-mucinous epithelial histologies, including primary peritoneal and fallopian tube carcinoma;

Malignant mesothelioma, except sarcomatous histology;

Pancreatic cancer positive for mesothelin;

Squamous cell cancer of the lung;

Squamous cell cancer of the cervix;

Squamous cell cancer of the head and neck.

Tissue block must be available for analysis. Tumor, initial or recurrent, must be positive (greater than or equal to 30% of tumor cells) for mesothelin by immunohistochemistry.

Recurrent unresectable disease after appropriate definitive therapy. Patients must have received prior therapy considered standard for their particular cancer, unless refused by the patient.

At least 4 weeks since any prior therapy, with recovery from side effects. No concurrent anti-tumor treatment of any kind.

Measurable or evaluable tumor documented within 4 weeks prior to study entry.

Age greater than or equal to 18 years.

Life expectancy greater than or equal to 12 weeks.

Performance Status (ECOG) 0-2.

Adequate organ function, including:

ANC greater than or equal to 1,500/mm(3); Plts greater than or equal to 75,000/mm(3);

Creatinine, Ca(2+) and total Bilirubin less than or equal to upper limit normal (ULN); AST (SGOT) and ALT (SGPT) less than or equal to 2.5 x ULN;

Albumin greater than or equal to 3.0 gm/dL;

Baseline O(2) saturation greater than or equal to 93% (room air);

Pulmonary function tests (PFT), including FEV(1), TLC, DL(CO), and VC, greater than or equal to 50% of predicted value (for those patients with pleural mesothelioma and as clinically indicated).

Informed consent, in accordance with institutional criteria, signed prior to any study specific procedures or assessments.

EXCLUSION CRITERIA:

Patient may not have any of the following:

Any known CNS or spinal cord involvement by tumor.

Serum neutralizing activity to SSI (dsFv)-PE38 at 200 ng/mL is greater than 75%.

Concurrent antitumor therapy.

Cardiovascular condition NY Heart Association Grade II-IV, or clinically-significant pericardial effusion.

Any infection requiring parenteral antibiotics, history of HIV infection, or seropositivity for Hepatitis B and Hepatitis C.

Be pregnant or nursing. Females of child-bearing potential must use an effective method of contraception.

Special Instructions: Currently Not Provided
Keywords:
Mesothelioma
Ovarian Cancer
Immunotherapy
Oncology
Immunotoxin
Recruitment Keywords:
Ovarian Cancer
Mesothelium
Conditions:
Carcinoma
Investigational Drug(s):
SS1 (dsFv)-PE38
Investigational Device(s):
None

Contacts:
Patient Recruitment and Public Liaison Office
Building 61
10 Cloister Court
Bethesda, Maryland 20892-4754
Toll Free: 1-800-411-1222
TTY: 301-594-9774 (local),1-866-411-1010 (toll free)
Fax: 301-480-9793

Electronic Mail:prpl@mail.cc.nih.gov

Citations:
Chang K, Pastan I, Willingham MC., Isolation and characterization of a monoclonal antibody, K1, reactive with ovarian cancers and normal mesothelium. Int J Cancer. 1992 Feb 1;50(3):373-81. PMID: 1735605

Chang K, Pai LH, et al., Characterization of the antigen (CAK1) recognized by monoclonal antibody K1 present on ovarian cancers and normal mesothelium. Cancer Res. 1992 Jan 1;52(1):181-6. PMID: 1727378

Chang K, Pastan I., Molecular cloning and expression of a cDNA encoding a protein detected by the K1 antibody from an ovarian carcinoma (OVCAR-3) cell line. Int J Cancer. 1994 Apr 1;57(1):90-7. PMID: 8150545

Active Accrual, Protocols Recruiting New Patients

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