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Senior Bioinformatics Scientist
Email: alujanhdz@gmail.com
Hello, I'm Ana Lujan.
A computational scientist with an experimental background.
I have experience with synthetic biology, data science and bioinformatics. My focus has been platform & technology development for antibody discovery and engineering.
I am Mexican-American, born in Mexico and raised in South Florida. Since I was a child I have been driven by deep curiosity and hunger for knowledge, once introduced to science I became fascinated with understanding the natural world. I completed my education at the University of Pennsylvania in 2018, earning degrees in Biochemistry and Biophysics. Subsequently, I ventured into the biotech industry, dedicating the last five years to platform development for early-stage antibody discovery at Twist Biosciences. My professional journey has spanned a diverse range of responsibilities, a few of which are highlighted below:
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Protein Sciences: During my initial two years in protein sciences, I established lab protocols, workflows, databases, and computational pipelines for high-throughput small-scale antibody (IgG) production and characterization. This miniaturization effort reduced costs by 40% and increased throughput by over 10x. I led the protein production team, supporting internal platform validation and external revenue projects. Collaborating closely with product, business, and computational teams, we developed this workflow into a commercially launched product.
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Antibody Discovery: Intrigued by the upstream workflow of antibody discovery, I trained with senior members of the antibody engineering group, delving into phage display, library design, and sequence analysis techniques. I developed scripts for sequence processing, significantly reducing "hands-on" analysis time by > 10x and preventing project delays and re-work costs by including validation steps in the workflows. My contributions included supporting major discovery projects (>$5M) and leading my own display-platform development project (>$2M). I proposed, designed, built, and validated anti-SARS-COV-2 multi-specific variant libraries, resulting in two filed patents.
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Computational Integration: Seeking more quantitative and rational approaches to antibody design, I collaborated closely with the bioinformatics scientist in our team. Together, we implemented NGS protocols in the lab, and in conjunction with computational pipelines, achieved a >30% boost in discovery "hit" rates. Outside of work, I dedicated my time to data science and ML bootcamps, researching bioinformatics tools, and studying Python documentation. As an increasing number of revenue projects opted for NGS add-ons I worked to scale our NGS workflows from a static EC2 to Databricks, reducing compute time by >20x, facilitating simultaneous processing, and ultimately increasing project throughput by >10x. I became the lead in NGS-based projects and worked with the product and business teams to align our offerings with customer needs, compute COGS and define requirements.
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Technology Development Leadership: Energized by efficiency gains I developed workflows to automate additional resource-intensive bottlenecks and transitioned into a fully computational role. With the team expansion, we established a Technology Development group, where I currently serve as the bioinformatics lead. In this role, I oversee a bioinformatics engineer & closely collaborate with a machine learning engineer & support the evolving computational needs of the scientific team. My focus includes identifying, evaluating, and integrating emerging ML and bioinformatics tools, and developing them into commercially relevant opportunities.
Publications
- Rapid exploration of the epitope coverage produced by an Ebola survivor to guide the discovery of therapeutic antibody cocktails. Tom Z Yuan, Ana G Lujan Hernandez, ..., Yasmina N Abdiche. Antibody Therapeutics, Volume 3, Issue 3, July 2020, Pages 167–178
- Functional GLP-1R antibodies identified from a synthetic GPCR-focused library demonstrate potent blood glucose control. Liu Q, Garg P, Hasdemir B, Wang L, Tuscano E, Sever E, Keane E, Hernandez AGL, Yuan TZ, ... , K Sato A. MAbs. 2021 Jan-Dec
- Defining variant-resistant epitopes targeted by SARS-CoV-2 antibodies: A global consortium study. K. Hastie, Haoyang Li,... Ana G. Lujan Hernandez, .... T. Germann, E. Saphire. Science 374,472-478 (2021)
- Rapid discovery of diverse neutralizing SARS-CoV-2 antibodies from large-scale synthetic phage libraries. Yuan TZ, Garg P, Wang L, Willis JR, Kwan E, Hernandez AGL,, ... , Sato AK. MAbs. 2022 Jan-Dec
- Optimization of a Glucagon-Like Peptide 1 Receptor Antagonist Antibody for Treatment of Hyperinsulinism. Peterson, S.M., Juliana, C.A., Hu, C.F., Chai, J., Holliday, C., Chan, K.Y., Lujan Hernandez, A.G., Challocombe, Z., Wang, L., Han, Z., Haas, N., Stafford, R.L., Axelrod, F.T., Yuan, T.Z., De León, D.D., & Sato, A.K. (2023) Diabetes, 72, 1320 - 1329.
- A synthetic bispecific antibody capable of neutralizing SARS-CoV-2 Delta and Omicron.
Tom Z. Yuan, Carolina Lucas, Valter S. Monteiro, Akiko Iwasaki, Marisa L. Yang, Hector F. Nepita, Ana G. Lujan Hernandez, Joseph M. Taft, Lester Frei, Sai T. Reddy, Cédric R. Weber, Kevin P. Malobisky, Rodrigo Mesquita, Aaron K. Sato bioRxiv 2022.01.04.474803
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