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The study is looking at how myeloma is related to low oxygen levels (hypoxia) in the bone marrow. This is to understand the disease better. It might also guide treatment in the future.
For the study, we will run tests on a portion of the samples taken during a bone marrow biopsy. A bone marrow biopsy is taken as part of the diagnosis or follow up of myeloma. The tests in our study will look closely at the make-up of immune cells in the bone marrow, highlight areas of low oxygen, and look at genetic changes in cells from low-oxygen areas. We will ask patients to take a capsule the day before their bone marrow biopsy containing pimonidazole hydrochloride, a substance which will show up areas of low oxygen on tests.
Overall we want to know:
If myeloma cells 'live' in areas of low oxygen in the bone marrow
What are the immune and bone marrow cells which are neighbours of myeloma cells?
Are there genetic changes in low oxygen myeloma cells
For the pilot study, we want to know:
Can we use new techniques to study questions 1-3? The techniques we want to use are pimonidazole with multiplex immunohistochemistry and single cell RNA sequencing.
The information we get from the tests will help us get a better understanding of how myeloma works. Future studies may also use these results to develop new kinds of drugs for myeloma.
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| Basic science study, no intervention. | Basic science study, no intervention. |
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| Measure | Description | Time Frame |
|---|---|---|
| Qualitative assessment of the utility of a set of investigational tools for investigating the bone marrow microenvironment in myeloma patients | Specifically we aim to determine the feasibility of using pimonidazole as a marker of hypoxia in conjunction with: A) Multiplex immunohistochemistry to characterise the spatial organization of cellular inflammatory elements and myeloma cells in the bone marrow, B)Single cell RNA sequencing to characterise the expression profile of myeloma cells in hypoxic areas of marrow | Assessment is at the time of diagnosis. |
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Inclusion Criteria:
1. Male or female patients referred to The Christie NHS Foundation Trust from another hospital with proven multiple myeloma which may be either treatment naïve or previously treated.
2. Aged 18 or over 3. World Health Organisation (WHO) performance status 0 to 2 with no deterioration over the previous 2 weeks and minimum life expectancy of 12 weeks 4. Provision of written informed consent 5. Willing to undergo a bone marrow biopsy 6. Willing to take pimonidazole hydrochloride
Exclusion Criteria:
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Adult patient with newly diagnosed or previously treated myeloma
| Name | Role | Phone | Extension | |
|---|---|---|---|---|
| Adam Jones, MBBS, MSc, MRCP | Contact | +44 161 276 1234 | adam.jones35@nhs.net |
| Name | Affiliation | Role |
|---|---|---|
| Emma Searle, MBChB, MA, MRCP, FRCPath, PhD | University of Manchester, The Christie NHS Foundation Trust | Principal Investigator |
| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| The Christie NHS Foundation Trust | Manchester | Greater Manchester | M20 4BX | United Kingdom |
Individual patient level data is unlikely to be useful to other groups in this small pilot study.
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| ID | Term |
|---|---|
| D054219 | Neoplasms, Plasma Cell |
| D000860 | Hypoxia |
| ID | Term |
|---|---|
| D009370 | Neoplasms by Histologic Type |
| D009369 | Neoplasms |
| D012818 | Signs and Symptoms, Respiratory |
| D012816 | Signs and Symptoms |
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| D013568 | Pathological Conditions, Signs and Symptoms |