![](https://webarchive.library.unt.edu/eot2008/20090514043524im_/http://www.cancer.gov/images/spacer.gif) |
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(MAH-noh-KLOH-nul PROH-teen)
![](https://webarchive.library.unt.edu/eot2008/20090514043524im_/http://www.cancer.gov/images/spacer.gif)
| An antibody found in unusually large amounts in the blood or urine of people with multiple myeloma and other types of plasma cell tumors. Also called M protein. |
Previous Definitions: | monitor, monoamine oxidase inhibitor, monoclonal antibody, monoclonal B-cell lymphocytosis, monoclonal gammopathy of undetermined significance | Next Definitions: | monocyte, monomer, Montanide ISA-51, montelukast, montelukast sodium |
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![](https://webarchive.library.unt.edu/eot2008/20090514043524im_/http://www.cancer.gov/images/spacer.gif) |