Personalized Natural Killer (NK) Cell Therapy in Cord Blood Transplantation (CBT)



Status:Recruiting
Conditions:Blood Cancer, Blood Cancer, Lymphoma, Hematology, Leukemia
Therapuetic Areas:Hematology, Oncology
Healthy:No
Age Range:18 - 80
Updated:6/27/2018
Start Date:May 19, 2016
End Date:May 2021
Contact:Katy Rezvani, MD, PHD
Phone:713-792-8750

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Personalized Natural Killer (NK) Cell Therapy in Cord Blood Transplantation

The goal of this clinical research study is to learn if giving cells called natural killer
(NK) cells after receiving 1 of 3 pre-treatment plans and a UCB transplant can improve
response in patients with MDS, leukemia, lymphoma, or MM. The safety of this treatment and
whether NK cells can lessen the risk of graft versus host disease (GVHD) will also be
studied.

If the disease is CD20 positive, you will also receive rituximab on this study in addition to
what is described above. CD20 is a type of marker for white blood cells. White blood cells
help protect the body from infections.

NK cells may kill cancer cells that remain in your body after your last chemotherapy
treatment. The NK cells will be separated from umbilical cord blood. The device used in the
laboratory to separate the NK cells is called a CliniMACS. These separated NK cells will then
be grown in the lab to increase the number of NK cells that can be given to you by vein.

Based on your genes, your NK cells may not recover as quickly after transplant. Before the
transplant, blood will be collected for genetic testing as part of standard screening tests.
If the genetic test shows that your NK cells will not recover as quickly after transplant,
you will receive the NK cell infusion.

This is an investigational study. Busulfan, fludarabine, clofarabine, ATG, rituximab,
cyclophosphamide, mesna, and melphalan are FDA approved and commercially available for the
treatment of blood cancers and/or for use in stem cell transplant. The way the researchers
process the NK cells and the way they are infused is not FDA approved. These processes are
currently being used for research purposes only.

Up to 100 participants will be enrolled in this study. All will take part at MD Anderson.

Study Drug Administration:

The days before you receive the UCB transplant are called minus (-) days. The day you receive
the UCB transplant is called Day 0. The days after you receive the UCB transplant are called
plus (+) days.

Before you receive your UCB transplant, you will receive 1 of 3 chemotherapy treatments that
will be chosen by your doctor. The treatment will be selected based on your age and health.
Each plan is described in detail below.

Treatment Plan #1:

If you are assigned to this plan, you will receive busulfan, fludarabine, clofarabine, and
antithymocyte globulin (ATG) by vein, as well as total body irradiation (TBI), according to
the following schedule.

Before Day -10, you will receive a low-level "test" dose of busulfan by vein over about 45
minutes to 1 hour. Test doses are used to study how your body breaks down busulfan and decide
the dose of busulfan that you will receive. You may receive the test dose before Day -10 as
an outpatient in the clinic, or on Day -9 as an inpatient in the hospital.

Blood (about 1 teaspoon each time) will then be drawn for pharmacokinetic (PK) testing up to
11 times over the 11 hours after the busulfan test dose. PK testing measures the amount of
busulfan in the body at different time points. The study staff will tell you more about the
PK testing schedule.

A heparin lock line (a special kind of IV that has heparin in it to prevent clotting) will be
placed in your vein before the PK testing to help lower the number of needle sticks needed
for these draws. This will allow the study staff to draw blood from the heparin lock line
instead of sticking you with needles multiple times. If for any reason it is not possible for
the PK tests to be performed, you will receive the standard dose of busulfan.

On Day -10, you will be admitted to the hospital and given fluids by vein to hydrate you.

On Days -9 and -8, you will receive ATG by vein over 4 hours. ATG is designed to weaken your
immune system in order to lower the risk that your body will reject the transplant.

On Days -7 through -4, you will receive fludarabine by vein over 1 hour, then clofarabine by
vein over 1 hour, and then busulfan by vein over 3 hours.

On Day -3, you will receive TBI. TBI involves the delivery of high doses of radiation
designed to destroy cancer cells and/or lower the immune system in order to lower the risk of
the body rejecting the new stem cells.

On Days -2 and -1, you will rest.

On Day 0, you will receive a UCB transplant by vein. This will consist of 2 CB units infused
separately.

Between Day +30 and +180, if the cord blood selected for your transplant matches your genetic
makeup, you may receive NK cells by vein.

You will be given standard drugs to help decrease the risk of side effects. You may ask the
study staff for information about how the drugs are given and their risks.

Treatment Plan #2:

If you are assigned to this plan, you will receive rituximab, fludarabine, cyclophosphamide,
mesna, and ATG by vein, as well as total body irradiation (TBI), according to the following
schedule.

On Day -10, if the disease is CD20 positive, you will be admitted to the hospital and given
fluids by vein to hydrate you, and then on Day -9, you will receive rituximab by vein over
about 6 hours.

On Day -9, if the disease is not CD20 positive, you will be admitted to the hospital and
given fluids by vein to hydrate you. You will not receive rituximab.

On Days -8 and -7, you will receive ATG by vein over 4 hours. ATG is designed to weaken your
immune system in order to lower the risk that your body will reject the transplant.

On Day -6, you will receive fludarabine by vein over 1 hour and cyclophosphamide by vein over
3 hours. You will also receive mesna by vein after cyclophosphamide to help lower the risk of
side effects to the bladder.

On Days -5 through -3, you will receive fludarabine by vein over 1 hour.

On Day -2, you will rest.

On Day -1, you will receive total body irradiation (TBI). TBI involves the delivery of high
doses of radiation designed to destroy cancer cells and/or lower the immune system in order
to lower the risk of the body rejecting the new stem cells.

On Day 0, you will receive a UCB transplant by vein. This will consist of 2 CB units infused
separately.

Between Day +30 and +180, if the cord blood selected for your transplant matches your genetic
makeup, you may receive NK cells by vein. This will consist of 2 CB units infused separately.

You will be given standard drugs to help decrease the risk of side effects. You may ask the
study staff for information about how the drugs are given and their risks.

Treatment Plan #3:

If you are assigned to this plan, you will receive fludarabine, ATG, and melphalan by vein
according to the following schedule.

On Day -8, you will be admitted to the hospital and given fluids by vein to hydrate you.

On Days -7 and -6, you will receive ATG by vein over 4 hours. ATG is designed to weaken your
immune system in order to lower the risk that your body will reject the transplant.

On Days -5 through -2, you will receive fludarabine by vein over 1 hour.

On Day -2, you will receive melphalan by vein over 30 minutes.

On Day -1, you will rest.

On Day 0, you will receive an UCB transplant by vein. This will consist of 2 CB units infused
separately.

Between Day +30 and +180, if the cord blood selected for your transplant matches your genetic
makeup, you will receive NK cells by vein.

You will be given standard drugs to help decrease the risk of side effects. You may ask the
study staff for information about how the drugs are given and their risks.

Study Visits:

You will stay in the hospital for about 2-4 weeks after the UCB transplant. While you are in
the hospital, you will be checked for any side effects you may have and blood (about 2
teaspoons) will be drawn for routine tests daily until Day +100. Blood tests may be performed
more often, if the doctor thinks it is needed.

After you are released from the hospital, you must remain in the Houston area to be monitored
for infections and other transplant-related side effects until about Day +100. During this
time, you will return to the clinic 2 times each week. At each visit, blood (about 2
teaspoons) will be drawn for routine tests, to check your kidney and liver function, and to
check the level of tacrolimus (a drug that is part of your standard care outside of this
study) in your blood. Once a week, your blood will also be tested for cytomegalovirus (CMV)
infection.

At the time of engraftment, and then about Days 30, 60, and 100 days after the transplant,
blood (about 2 teaspoons) will be drawn for chimerism testing, which looks to see how much
the blood cells and tissue are mixed between the donor and recipient. This test shows how
well the transplant has "taken."

About 2 months after the transplant:

- Blood (about 2 teaspoons) will be drawn for chimerism testing.

- You will have a bone marrow biopsy to check the status of the disease. To collect a bone
marrow biopsy, an area of the hip or other site is numbed with anesthetic, and a small
amount of bone marrow and bone is withdrawn through a large needle.

Blood (up to 7 tablespoons each time) will be drawn to check the function of NK cells:

- Before and after the NK cell infusion

- On Days +1, +7, +14, +28, +45, +60, and +100

- At Months 6, 9, and 12 after the NK cell infusion

Follow-Up Visits:

You will have routine tests that are part of transplant follow-up care, as often as your
doctor thinks it is needed.

Length of Study:

You will be on study for 2 years but then will be followed yearly as part of your regular
care. You may be taken off study early if the disease gets worse, if you have graft failure,
if you are unable to receive the NK cell infusion, if you have any intolerable side effects,
if you are unable to follow study directions, if your doctor thinks it is in your best
interest, if the study is stopped, or if you choose to leave the study early.

You should talk to the study doctor if you want to leave the study early. The doctor can tell
you about the effects of stopping treatment. You and the doctor can talk about what follow-up
care and testing would help you the most. If you are taken off study early, you still may
need to return for routine post-transplant follow-up visits, if your doctor decides it is
needed.

If you leave the study, your test results and information cannot be removed from the study
records.

Inclusion Criteria:

1. Patients must have one of the following hematologic malignancies: Acute Myelogenous
Leukemia (AML), induction failure, high-risk for relapse first remission (with
intermediate-risk or high-risk cytogenetics including complex karyotype, abn(3q),
-5/5q-, -7/7q-, abn(12p), abn(17p), MLL gene re-arrangement and t (6;9)47, flt3
mutation positive and/or evidence of minimal residual disease by flow cytometry),
secondary leukemia from prior chemotherapy and/or arising from MDS, any disease beyond
first remission.

2. Myelodysplastic Syndrome (MDS): Primary or therapy related, including patients that
will be considered for transplant. These include any of the following categories: 1)
revised IPSS intermediate and high risk groups, 2) MDA with transfusion dependency, 3)
failure to respond or progression of disease on hypomethylating agents, 4) refractory
anemia with excess of blasts, 5) transformation to acute leukemia, 6) chronic
myelomonocytic leukemia, 7) atypical MDS/myeloproliferative syndromes, 8) complex
karyotype, abn(3g), -5/5g-, -7/7g-, abn(12p), abn(17p).

3. Acute Lymphoblastic Leukemia (ALL): Induction failure, primary refractory to treatment
(do not achieve complete remission after first course of therapy) or are beyond first
remission including second or greater remission or active disease. Patients in first
remission are eligible if they are considered high risk, defined as any of the
following detected at any time: with translocations 9;22 or 4;11, hypodiploidy,
complex karyotype, secondary leukemia developing after cytotoxic drug exposure, and/or
evidence of minimal residual disease4 or acute biphenotypic leukemia, or double hit
non-Hodgkin's lymphoma.

4. Non-Hodgkin's Lymphoma (NHL) in second or third complete remission, or relapse
(including relapse post autologous hematopoietic stem cell transplant). Relapsed
double hit lymphomas. Patients with options for treatment that are known to be
curative are not eligible.

5. Small Lymphocytic Lymphoma (SLL), or Chronic lymphocytic Leukemia (CLL) with
progressive disease following a minimum of two lines of standard therapy.

6. CML second chronic phase or accelerated phase.

7. Hodgkin's Disease (HD): Induction failures, after first complete remission, or relapse
(including relapse post autologous hematopoietic stem cell transplant), or those with
active disease.

8. Multiple Myeloma: stage II or III, symptomatic, secretory Multiple Myeloma requiring
treatment.

9. A person (such as a haploidentical family member) or unit of cord blood must be
identified as a source of back-up cells source in case of engraftment failure.

10. Patient Age Criteria: Age >/= 18 and /= 18
and investigator(s). Age >/= 18 and investigator(s) would preclude myeloablative therapy may receive reduced intensity
regimen 3.

11. Performance score of at least 60% by Karnofsky

12. Adequate major organ system function as demonstrated by: Left ventricular ejection
fraction of at least 40% (Myeloablative Regimen 1, Reduced Intensity Regimen 3). Left
ventricular ejection fraction of at least 30% (Nonmyeloablative Regimen 2).

13. Pulmonary function test (PFT) demonstrating an adjusted diffusion capacity of least
50% predicted value for hemoglobin concentration (Myeloablative Regimen 1, Reduced
Intensity Regimen 3).

14. Serum creatinine within normal range, or if serum creatinine outside normal range,
then renal function (measured or estimated creatinine clearance or GFR) >
40mL/min/1.73 m2.

15. SGPT/bilirubin < to 2.0 x normal (Myeloablative Regimen 1), Reduced Intensity Regimen
3. SGPT/bilirubin < to 4.0 x normal (Nonmyeloablative Regimen 2).

16. Negative Beta HCG test in a woman with child bearing potential defined as not
post-menopausal for 12 months.

17. Patients with options for treatment that are known to be curative are not eligible.

Exclusion Criteria:

1. HIV positive. HIV results will be determined by nucleic acid testing

2. Uncontrolled serious medical condition such as persistent septicemia despite adequate
antibiotic therapy, decompensated congestive heart failure despite cardiac medications
or pulmonary insufficiency requiring intubation (excluding primary disease for which
CB transplantation is proposed), or psychiatric condition that would limit informed
consent.

3. Active CNS disease in patient with history of CNS malignancy.

4. Availability of appropriate, willing, HLA-matched related stem cell donor.
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