Plasmodium Immunotherapy for Advanced Cancers
Clinical Study of Plasmodium Immunotherapy for Advanced Cancers
Study Overview
Status
Status
Conditions
Conditions
Intervention / Treatment
Intervention / Treatment
Detailed Description
Study Type
Study Type
Enrollment (Estimated)
Enrollment
Phase
Phase
- Phase 2
- Phase 1
Contacts and Locations
Study Contact
Study Contact
- Name: Li Qin, M.D
- Phone Number: 0086-18802043960
- Email: njlf@cas-lamvac.com
Study Contact Backup
- Name: Suyi Zhang, M.D
- Phone Number: 0086-20-82258805
- Email: zhang_suyi@cas-lamvac.com
Study Locations
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-
Guangdong
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Guangzhou, Guangdong, China, 510000
- Recruiting
- Guangzhou Fuda Tumor Hospital
-
Contact:
- Weibing Zhu, M.D.
- Phone Number: 86 20 38993978
- Email: fuda2@fudahospital.com
-
-
Participation Criteria
Eligibility Criteria
Eligibility Criteria
Ages Eligible for Study
Accepts Healthy Volunteers
Description
Inclusion Criteria:
- 18-70 years of age, male or female.
- Patients with advanced cancer confirmed by histopathology and imaging; and imaging lesions of the tumor are clear and measurable, including but not limited to colon cancer, breast cancer, liver cancer, lung cancer, gastric cancer,sarcoma and other solid tumors (except for nasopharyngeal carcinoma, lymphatic cancer, cervical cancer and melanoma).
- The time interval of the termination of chemotherapy (including interventional chemotherapy) or radiotherapy is at least 3 months for patients who had received chemotherapy (including interventional chemotherapy) or radiotherapy; at least 5 half-life for patients who had received targeted drug therapy (the half-life of targeted drug is according to the drug instructions);
- All the patients who have not received surgery, radiotherapy, chemotherapy or targeted drug therapy and refuse to accept the above treatments must meet all the remaining requirements that listed in the inclusion criteria;
- ECGO score of 0 or 1;
- Expected survival ≥ 6 months;
- PLT ≥100× 10^9/L, NE ≥ 1.5 × 10^9/L, and HGB ≥ 100 g/L; no significant morphological abnormalities of red blood cells, or anemia (iron deficiency anemia, autoimmune hemolytic anemia, thalassemia, etc.);
- The peripheral blood count of immune cells is close to normal or normal, the immune function test result is close to or at the level of normal population, and the function of heart, lung, liver and kidney are basically normal (the liver function classification of Child-push is A or B, Cr≤1.5×ULN);
- Patient compliance meets the need for follow-up;
- The subjects are able to understand and sign informed consent.
Exclusion Criteria:
- Patients with severe hemoglobin disease or severe G6PD deficiency;
- Patients with splenectomy or splenomegaly;
- Patients with drug addiction or alcohol dependence;
- With the following diseases or conditions: newly diagnosed with CNS metastasis ( excluding that the tumor lesions of the CNS has disappeared after treatment) and serious or uncontrolled systemic disease or any unstable systemic diseases (including but not limited to active infection, grade three hypertension, unstable angina, congestive heart failure, class III or IV heart disease, severe arrhythmia, liver and kidney dysfunction or metabolic disease), a clear history of neurological or psychiatric disorders, etc;
- Accept any other anti-tumor treatment at the same time;
- Patients with significantly lower immune function than those in the normal population;
- Lung function is seriously damaged, the MNW <39% or can't get out of bed, still feel short of breath when resting;
- Rough cough, dyspnea, without normal diet or difficult to cooperate;
- Poor body condition, the researchers assess that the patients can't tolerate the immune therapy;
- Pregnant or lactating women;
- Women of childbearing age with positive result for pregnancy tests;
- Any condition that makes the subject ineligible to participate (in the opinion of the investigator).
Study Plan
How is the study designed?
Design Details
- Primary Purpose: Treatment
- Allocation: N/A
- Interventional Model: Single Group Assignment
- Masking: None (Open Label)
Number of Arms
Arms and Interventions
Participant Group / ArmParticipant Group / Arm |
Intervention / TreatmentIntervention / Treatment |
|---|---|
|
Experimental: Blood-stage infection of P.vivax
This is a single arm study that plans to enroll 20 patients and each patient will be vaccinated with P. vivax-infected red blood cells containing approximately 0.3-1.0 × 10^7 Plasmodium parasites.
And successful infection will be indicated by microscopic observation of parasitemia in peripheral blood samples.
The treatment will last 3-6 months from the day of successful infection and will be terminated by antimalarial drugs.
|
The P. vivax infected blood will be confirmed to follow the national standard of blood donation to ensure that only P. vivax is included, excluding the presence of P. falciparum.
Exclude other infectious diseases according to the test of national standard of blood donation.
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What is the study measuring?
Primary Outcome Measures
Primary Outcome Measures
Outcome Measure |
Measure Description |
Time Frame |
|---|---|---|
|
Number of participants with treatment-related adverse events as assessed by NCI CTCAE 4.0
Time Frame: 2 years
|
Adverse events will be evaluated according to NCI CTCAE 4.0, and the incidence of adverse events will be calculated.
|
2 years
|
Secondary Outcome Measures
Secondary Outcome Measures
Outcome Measure |
Measure Description |
Time Frame |
|---|---|---|
|
Tumor marker level
Time Frame: 2 years
|
The patient's sensitive tumor markers will be reviewed periodically from the time they are enrolled into the study.
|
2 years
|
|
Overall survival
Time Frame: 2 years
|
The time starting from the treatment to death of whatever causes (when subjects have lost for follow-up before death, the last follow-up time will be calculated as the time of death).
|
2 years
|
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1 year of survival rate
Time Frame: 2 years
|
The number of cancer cases remaining after 1 year of treatment / the total number of cancer cases treated * 100%.
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2 years
|
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2 year of survival rate
Time Frame: 2 years
|
The number of cancer cases remaining after 2 years of treatment / the total number of cancer cases treated * 100%.
|
2 years
|
|
Progression free survival
Time Frame: 2 years
|
Progression free survival (PFS): Starting from treatment until the disease progression is first found or the time of any cause of death (disease progression refers to tumor growth, or metastasis of primary tumor, or discovery of new lesions).
|
2 years
|
|
Objective response rate (ORR)
Time Frame: 2 years
|
The proportion of patients whose tumor is reduced to a certain amount and maintain a certain period of time.
|
2 years
|
|
Immunological index
Time Frame: 2 years
|
Detection of absolute number of immune cells(such as CD3+CD4+、CD3+CD8+ and so on )in peripheral blood by flow cytometry.
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2 years
|
|
the Score of Quality of life
Time Frame: 2 years
|
Patients are regularly filled with QLQ-C30 (cancer patient quality of life scale) to assess the quality of life of the patients.
|
2 years
|
Collaborators and Investigators
Sponsor
Sponsor
Publications and helpful links
General Publications
- Chen L, He Z, Qin L, Li Q, Shi X, Zhao S, Chen L, Zhong N, Chen X. Antitumor effect of malaria parasite infection in a murine Lewis lung cancer model through induction of innate and adaptive immunity. PLoS One. 2011;6(9):e24407. doi: 10.1371/journal.pone.0024407. Epub 2011 Sep 9.
- Qin L, Chen C, Chen L, Xue R, Ou-Yang M, Zhou C, Zhao S, He Z, Xia Y, He J, Liu P, Zhong N, Chen X. Worldwide malaria incidence and cancer mortality are inversely associated. Infect Agent Cancer. 2017 Feb 14;12:14. doi: 10.1186/s13027-017-0117-x. eCollection 2017.
- Yang Y, Liu Q, Lu J, Adah D, Yu S, Zhao S, Yao Y, Qin L, Qin L, Chen X. Exosomes from Plasmodium-infected hosts inhibit tumor angiogenesis in a murine Lewis lung cancer model. Oncogenesis. 2017 Jun 26;6(6):e351. doi: 10.1038/oncsis.2017.52.
- Liu Q, Yang Y, Tan X, Tao Z, Adah D, Yu S, Lu J, Zhao S, Qin L, Qin L, Chen X. Plasmodium parasite as an effective hepatocellular carcinoma antigen glypican-3 delivery vector. Oncotarget. 2017 Apr 11;8(15):24785-24796. doi: 10.18632/oncotarget.15806.
Helpful Links
Study record dates
Study Major Dates
Study Start (Actual)
Study Start
Primary Completion (Actual)
Primary Completion
Study Completion (Estimated)
Study Completion
Study Registration Dates
First Submitted
First Submitted
First Submitted That Met QC Criteria
First Submitted That Met QC Criteria
First Posted (Actual)
First Posted
Study Record Updates
Last Update Posted (Actual)
Last Update Posted
Last Update Submitted That Met QC Criteria
Last Update Submitted That Met QC Criteria
Last Verified
Last Verified
More Information
Terms related to this study
Additional Relevant MeSH Terms
Other Study ID Numbers
Other Study ID Numbers
- ZKLH-003
Plan for Individual participant data (IPD)
Plan to Share Individual Participant Data (IPD)?
Drug and device information, study documents
Studies a U.S. FDA-regulated drug product
Studies a U.S. FDA-regulated device product
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