| Elizabeth A. Grimm, Ph.D. |
Present Title & Affiliation
Primary Appointment
Dual/Joint/Adjunct Appointment
Research Interests
Dr. Grimm's research interests are divided into two major areas:
- Cancer biology of intrinsic tumor cytokine expression and other inflammatory mediators, that support tumor growth and apoptosis resistance pathways. This area of research is based on her findings of endogenous constitutive interleukins and iNOS-driven nitric oxide (NO) production in the tumor cells of patients with the worst prognoses;
- Translational studies directed toward the development of new therapies and validating inflammatory markers for prognosis and prediction of therapy in human melanoma, both cutaneous and uveal.
Her pioneering research in the 1980s at the NCI on human IL-2, led directly to its development as an approved agent for melanoma therapy. More recently, in an attempt to reveal the mechanisms of IL-2 failure in over 70% of patients, her research has led to the identification of what is now called “carcinogenic inflammation” which is associated with melanoma expression of various deleterious inflammatory markers, particularly inducible nitric oxide synthase (iNOS). This data has led to the proposal that iNOS is a marker of poor prognosis as well as a target for therapy, with signature of several markers is undergoing validation. Biochemical analysis of NO-modified proteins and their functional effects on melanoma response to therapy is a second area. Researchers in Dr. Grimm’s laboratory have found that NO-driven post-translational modifications are involved in numerous cancer related abnormalities that support continued growth and resistance to therapies. This relatively new area of inflammation is considered a prime area for targeting and improving patient treatment.
Dr. Grimm leads a successfully renewed first SPORE in Melanoma, and serves as Deputy Division Head for Research in DoCM, while maintaining a successful tumor immunology laboratory which has been supported by NCI peer-reviewed funding for 27 years.
Office Address
1515 Holcombe Boulevard
Unit Number: 421
Houston, TX 77030
Room Number: FC11.2048
Education & Training
Degree-Granting Education | |
| 1979 | UCLA School of Medicine, Los Angeles, CA, PHD, Microbiology and Immunobiology - Dissertation Title: Effector-Target Cell Interactions during T-Cell mediated Cytotoxicity |
| 1971 | Randolph-Macon Woman's College, Lynchburg, VA, AB, Chemistry |
Experience/Service
Academic Appointments
Administrative Appointments/Responsibilities
Other Appointments/Responsibilities
Endowed Positions
Honors and Awards
| 2013-present | Fellow, American Association for the Advancement of Science |
Professional Memberships
| Adelson Medical Research Foundation Chair, Biomarker Development Team, 2007-present |
| American Association for Cancer Research (AACR) Member, 1981-present |
| American Association for the Advancement of Science Member, 1990 |
| American Association of Immunologists Member, 1980-present |
| Society for Melanoma Research Member, 2004-present |
Selected Publications
Peer-Reviewed Original Research Articles | ||
| 1. | Greene VR, Johnson MM, Grimm EA, Ellerhorst JA. Frequencies of NRAS and BRAF Mutations Increase from the Radial to the Vertical Growth Phase in Cutaneous Melanoma. J Invest Dermatol 129(6):1483-8, 6/2009. e-Pub 11/2008. PMCID: PMC2741006. | |
| 2. | Deng WG, Kwon J, Ekmekcioglu S, Poindexter NJ, Grimm EA. IL-24 Gene Transfer Sensitizes Melanoma Cells to Erlotinib through Modulation of the Apaf-1 and Akt Signaling Pathways. Melanoma Res. e-Pub 3/2010. PMCID: PMCIn progress. | |
| 3. | Sikora AG, Gelbard A, Davies MA, Sano D, Ekmekcioglu S, Kwon J, Hailemichael Y, Jayaraman P, Myers JN, Grimm EA, Overwijk WW. Targeted inhibition of inducible nitric oxide synthase inhibits growth of human melanoma in vivo and synergizes with chemotherapy. Clin Cancer Res 16(6):1834-44, 3/15/2010. e-Pub 3/9/2010. PMCID: PMC2858983. | |
| 4. | Poindexter NJ, Williams RR, Powis G, Jen E, Caudle AS, Chada S, Grimm EA. IL-24 is expressed during wound repair and inhibits TGFa induced migration and proliferation of keratinocytes. Exp Dermatol 19(8):714-22, 8/2010. e-Pub 6/2010. PMID: 20545760. | |
| 5. | Ellerhorst JA, Greene VR, Ekmekcioglu S, Warneke CL, Johnson MM, Cooke CP, Wang LE, Prieto VG, Gershenwald JE, Wei Q, Grimm EA. Clinical Correlates of NRAS and BRAF Mutations in Primary Human Melanoma. Clin Cancer Res 17(2):229-35, 1/15/2011. e-Pub 10/25/2010. PMCID: PMC3022950. | |
| 6. | Ekmekcioglu S, Chattopadhyay C, Akar U, Gabisi A, Newman RA, Grimm EA. Zyflamend mediates therapeutic induction of autophagy to apoptosis in melanoma cells. Nutr Cancer 63(6):940-9, Aug-Sep, 8/2011. e-Pub 7/2011. PMID: 21745040. | |
| 7. | Tanese K, Grimm EA, Ekmekcioglu S. The role of melanoma tumor-derived nitric oxide in the tumor inflammatory microenvironment: Its impact on the chemokine expression profile, including suppression of CXCL10. Int J Cancer 131(4):891-901, 8/15/2012. e-Pub 10/23/2011. PMCID: PMC3269542. | |
| 8. | Qin Y, Ekmekcioglu S, Liu P, Duncan LM, Lizée G, Poindexter N, Grimm EA. Constitutive Aberrant Endogenous Interleukin-1 Facilitates Inflammation and Growth in Human Melanoma. Mol Cancer Res 9(11):1537-1550, 11/2011. e-Pub 9/27/2011. PMID: 21954434. | |
| 9. | Chattopadhyay C, Ellerhorst JA, Ekmekcioglu S, Greene VR, Davies MA, Grimm EA. Association of Activated c-Met with NRAS-Mutated Human Melanomas: A Possible Avenue for Targeting. Int J Cancer 131(2):E56-65, 7/15/2012. e-Pub 1/11/2012. PMCID: PMC3337366. | |
| 10. | Jen EY, Poindexter NJ, Farnsworth ES, Grimm EA. IL-2 regulates the expression of the tumor suppressor IL-24 in melanoma cells. Melanoma Res 22(1):19-29, 2/2012. e-Pub 10/2011. PMCID: PMC3253989. | |
| 11. | Qin Y, Deng W, Ekmekcioglu S, Grimm EA. Identification of unique sensitizing targets for anti-inflammatory CDDO-Me in metastatic melanoma by a large-scale synthetic lethal RNAi screening. Pigment Cell Melanoma Res 26(1):97-112, 1/2013. e-Pub 11/6/2012. PMID: 23020131. | |
| 12. | Guan X, Niu J, Liu Z, Wang LE, Amos CI, Lee JE, Gershenwald JE, Grimm EA, Wei Q. Variants in melanocortin 1 receptor gene contribute to risk of melanoma -a direct sequencing analysis in a Texas population. Pigment Cell Melanoma Res. e-Pub 1/29/2013. PMID: 23360207. | |
Book Chapters | ||
| 1. | Ekmekcioglu S, Kurzrock R, Grimm EA. Hematopoietic Growth Factors and Cytokines. In: The Molecular Basis of Cancer, 3rd. Ed(s) J Mendelsohn, PM Howley, MA Israel, JW Gray, CB Thompson. Saunders Elsevier: Philadelphia, PA, 605-619, 2008. ISBN: 978-1-4160-3703-3. | |
| 2. | Grimm EA, Hoon DS and Duncan LM. Biomarkers for Cutaneous Melanoma. In: Cutaneous Melanoma, 5th. Ed(s) Balch C, Houghton AN, Sober AJ, Soong SJ, Atkins MB and Thompson JF. Quality Medical Publishing, Inc: St. Louis, 883-897, 2009. | |
| 3. | Ekmekcioglu S, Grimm EA. Prognostic Significance of INOS in Human Melanoma. In: Nitric Oxide and Cancer. Ed(s) B Bonavida. Springer: New York, 293-307, 2010. ISBN: 978-1-4419-1431-6. | |
| 4. | Poindexter N, Ramesh R, Ekmekcioglu S, Ellerhorst J, Kim K, Grimm EA. Interleukin-24 Gene Therapy for Melanoma. In: Gene-Based Therapies for Cancer. Ed(s) JA Roth. Springer: New York, 181-202, 2010. ISBN: 978-1-4419-6101-3. | |
| 5. | Ekmekcioglu S, Kurzrock R, Grimm EA. Hematopoietic Growth Factors and Cytokines. In: The Molecular Basis of Cancer, 4th. Ed(s) J Mendelsohn, PM Howley, MA Israel, JW Gray, CB Thompson. Saunders Elsevier: Philadelphia, PA. In Press. | |
Last updated: 3/13/2013
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