OUR TEAM
Behind DNA GTx is a multidisciplinary team of scientists, bioinformaticians, and innovators dedicated to transforming multiomics data into meaningful impact. Our experts bring together global experience, scientific rigor, and a shared passion for precision life sciences.
Prof. Dr. Sandro de Souza
Chief Scientific Officer
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Prof. Dr. De Souza leads the scientific strategy at DNA GTx, turning multiomics and bioinformatics into real-world innovation. With deep expertise across computational and molecular biology, he ensures our science remains forward-thinking, credible, and built to answer the most complex biological questions.
Dr. Khodr Issa
Medical Director
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Dr. Issa drives the integration of clinical genomics and precision medicine at DNA GTX, transforming complex molecular data into clinically meaningful solutions. By connecting accredited laboratory practice with translational innovation, he helps shape the future of personalized healthcare.
Dr. Juan José Orduña Cepeda
Director of Outpatient Services - Regenerative Medicine
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Dr. Cepeda leads outpatient care delivery at Stemwell, ensuring regenerative medicine services are safe, efficient, and centered on the patient experience. By combining clinical insight with operational leadership, he translates advanced stem cell therapies into high-quality, accessible care, supporting consistent outcomes and trust across every patient interaction.
Dr. Budman Hyungku Lee
Director of International Business Development
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Dr. Lee drives global business development initiatives at DNA GTX, aligning cutting-edge sequencing and molecular diagnostics with regional healthcare needs. His work focuses on building cross-border partnerships that scale precision medicine across diverse healthcare systems.
Prof. Dr. Gregory Riggins
Chief Medical Officer
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Prof. Dr. Riggins provides clinical leadership at DNA GTX, ensuring that medical strategy is guided by rigorous science and real-world patient needs. By bridging advanced research in oncology and neuroscience with clinical application, he helps translate breakthrough discoveries into meaningful, patient-centered medical solutions.
Dr. Leonardo Varuzza
Director of Bioinformatics
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Dr. Varuzza brings deep, hands-on expertise in large-scale sequencing and data analysis to DNA GTX’s bioinformatics operations. Drawing on extensive experience, he ensures bioinformatics pipelines are scalable, accurate, and seamlessly integrated into real-world workflows.
Dr. Tayná da Silva Fiúza
Senior Bioinformatician
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Dr. Fiúza works at the intersection of data, biology, and technology to support DNA GTX’s multi-omics initiatives. She has worked isolating proteins and carbohydrates from marine algae and evaluating their biological activities in animal models, as well as with animal cell culture, and transfection. Her research interests include reverse vaccinology from proteomics data, neglected diseases, and biomarker candidate identification in cancer.
Dr. Gustavo de Souza
Head of Proteomics
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Dr. Gustavo brings advanced proteomics perspective to DNA GTX, supporting the integration of protein-level data with broader research and discovery efforts. His advisory role helps ensure cohesive, high-confidence scientific outcomes.
