Lab Members

David G. Johnson, Ph.D., Principal Investigator
Professor, Department of Molecular Carcinogenesis, MD Anderson Cancer Center
Adjunct Professor, College of Natural Sciences, Section of Molecular Genetics and Microbiology, University of Texas at Austin
Adjunct Professor, College of Pharmacy, Division of Pharmacology and Toxicology, University of Texas at Austin
B.A. in Microbiology, University of Texas at Austin
Ph.D. in Microbiology, University of Texas Southwestern Medical Center, Dallas, TX
Post-doc, Howard Hughes Medical Institute, Duke University Medical Center, Durham, NC


Emily R. Dominguez, Graduate Student
B.S. in Biology, University of Texas Pan American, Edinburg, TX
Project: TRP53 codon 72 single nucleotide polymorphism: role in cancer, mouse models
Research interests: Mouse models of human cancer, role of genetic polymorphisms in cancer susceptibility and treatment outcomes, tumor micro- and macro-environment responses to chemotherapeutics, cellular pathways involved in chemotherapeutic response


Renier Velez-Cruz, Ph.D., Post-doctoral Fellow
B.S. in Chemistry, University of Puerto Rico, Mayagüez, Puerto Rico
Ph.D. in Biochemistry, Vanderbilt University School of Medicine, Nashville, TN
Post-doc, Institut de Génétique et Biologie Moléculaire et Cellulaire, Strasbourg, France
Project: Involvement of E2F1 partners (Rb) in the repair of DNA double-strand breaks and the epigenetics of DSB repair
Research interests: Genomic instability, DNA repair, transcription, aging


Swarnalatha Manickavinayaham, Ph.D.,
Post-doctoral Fellow
B.Sc. in Biochemistry, Bharathidasan University, Tamil Nadu, India
M.Sc. in Biochemistry, Bharathidasan University
Ph.D. in Molecular Biology (Animal science), Bharathidasan University, International Centre for Genetic Engineering and Biotechnology, India
Project: Role of E2F1 and p300/CBP in DNA double-strand break repair
Research interests
: Epigenetics, DNA repair, DNA replication and transcription


Pamela Blau
Lab Technician III





Jennifer Orona 
Senior Research Assistant and Lab Manager 

Related Programs

  • Epigenetics and Molecular Carcinogenesis Ph.D. Program