![](https://webarchive.library.unt.edu/eot2008/20081104193908im_/http://www.cancer.gov/images/spacer.gif) |
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![](https://webarchive.library.unt.edu/eot2008/20081104193908im_/http://www.cancer.gov/images/spacer.gif)
| A substance that is being studied for its ability to decrease the side effects of interleukin-2 (IL-2). |
Previous Definitions: | biological drug, biological profile, biological response modifier therapy, biological therapy, biomarker | Next Definitions: | biomedicine, biometrics, biometry, biopsy, biopsy specimen |
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![](https://webarchive.library.unt.edu/eot2008/20081104193908im_/http://www.cancer.gov/images/spacer.gif) |