Retinoids are a group of naturally occurring metabolites of Vitamin A that exert profound effects on the growth and differentiation of malignant cells. Our studies have demonstrated that a specific retinoid, trans-retinoic acid, has a direct effect on the rate of expression of a specific enzyme, tissue transglutaminase, in normal and leukemic macrophages. We are using the expression of tissue transglutaminases to characterize the molecular steps involved in the interactions of retinoic acid with a target cell. Specifically, we are investigating how retinoids are delivered to susceptible cells, how the retinoids reach the nucleus and how they interact with chromatin to regulate gene expression. We hope from these studies to establish the role of retinoids in the regulation of proliferation of both normal and leukemic cells.
Research Interests
Publications/Creative Works
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Affiliations
Research Consortia
John S. Dunn GCC for Chemical Genomics
Training Grants
The Cancer Therapeutics Training Program (CTTP)
Appointments
Title
Department / School
Institution
Professor and Director
Center for Translational Cancer Research
Institute of Biosciences and Technology, Texas A&M Health Science Center
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