Cambridge Healthtech Institute’s 16th Annual

Optimizing Protein Expression

More Proteins…More Problems…More Productivity

May 12 - 13, 2026 ALL TIMES EDT

Efficient recombinant protein production relies on integrated strategies spanning host systems, construct design, folding pathways, and post-translational modifications. Complex proteins, multiprotein assemblies, antibodies, analytes, and mini-proteins each present distinct challenges in folding, stability, and yield. Cambridge Healthtech Institute’s 16th annual Optimizing Protein Expression conference explores advances in engineering, process optimization, and sustainability, supported by data-driven analytics and automation. Through comparative insights and case studies, experts highlight how integrated expression platforms drive productivity, quality, and scalability from discovery through early development.

Sunday, May 10

2:00 pmRecommended Pre-Conference Short Course

SC1: In silico and Machine Learning Tools for Antibody Design and Developability Predictions

*Separate registration required. See short course page for details.

Tuesday, May 12

1:50 pmNetworking Coffee & Dessert Break in the Exhibit Hall with Poster Viewing

2:20 pmOrganizer's Opening Remarks

Mary Ann Brown, Executive Director, Conferences, Cambridge Healthtech Institute 

BALANCING PROTEIN DESIGN WITH EXPRESSION BIOLOGY

2:25 pm

Chairperson's Remarks

Richard Altman, MS, Field Application Scientist, Thomson Instrument Company

2:30 pm

Featured Presentation: What Does a Protein Need for Efficient Protein Secretion?

Nathan E. Lewis, PhD, GRA Eminent Scholar and Professor, Center for Molecular Medicine Complex, Department of Biochemistry and Molecular Biology, University of Georgia

The protein secretion pathway is a gatekeeper for biotherapeutic manufacturing, but many recombinant targets remain hard to express. We studied the the production of 2,135 proteins human secreted proteins in CHO cells to identify which features (mRNA abundance, RNA/protein structure, and host cell gene expression) correlated with productivity. From this we developed an experimental/computational pipeline for deciphering how the host cell supports each unique protein. The insights from these studies will be invaluable for next-generation CHO cell line development.

3:00 pm

GROQ-seq: A Massively Collaborative Approach to Addressing Protein Function Prediction

Aviv Spinner, PhD, Research Fellow, Protein Machine Learning, Align Foundation

The Align Foundation, in partnership with NIST, has built a publicly available platform to advance protein sequence-to-function prediction. We are generating standardized functional data for hundreds of thousands of protein variants across diverse functions using our scalable, growth-based quantitative sequencing platform (GROQ-seq). With seven functions onboarded and multiple academic and facility partners, this growing resource is a coordinated field-wide effort to improve functional prediction models and benchmark library design strategies.

3:30 pm PUREfrex: The Rebuilt Protein Factory

Takashi Ebihara, COO, GeneFrontier Corporation

PUREfrex is a rebuilt cell-free protein expression system that transforms how proteins are produced and explored. Its modular design enables precise molecular control and broad adaptability—from expressing challenging biologics to supporting high-throughput workflows. PUREfrex serves as a flexible foundation for therapeutic protein development, synthetic biology, and ML/AI-driven innovation.

3:45 pm CleanCut GS ADCC+: Afucosylated mAbs at 6 g/L from a Double GS Knockout CHO Platform

Corey Brizzee, Director, Gene Editing, Demeetra

CleanCut CHO cell lines are built using Cas-CLOVER for high-fidelity knockouts and safe harbor integrations. Here we present data from CleanCut GS ADCC+, engineered with a double GS and bi-allelic FUT8 knockout to enable afucosylated antibody production at titers up to 6 g/L. Demeetra’s partnership with NorthX Biologics extends the value of the CleanCut Platform from cell line development through GMP manufacturing. Biopharma companies can now use CleanCut in their own internal workflows or access a seamless CLD-to-GMP path through a single integrated approach.

4:00 pmRefreshment Break in the Exhibit Hall with Poster Viewing

4:10 pmSpeed Networking

Speed Networking in the Exhibit Hall.  Please see Networking Events Page for more details.

SPEED NETWORKING

4:10 pm

Speed Networking: How Many New Contacts Can You Make?

Daniel Barry, Senior Conference Director, Cambridge Healthtech Institute

Bring yourself and your business cards or e-cards, and be prepared to share and summarize the key elements of your research in a minute. PEGS-Boston will provide a location, timer, and fellow attendees to facilitate the introductions.

4:40 pm Redefining Transient Gene Expression: A Preculture-Free Transfection Platform for CHO Cells

Paco Pino, Director, R&D, ExcellGene SA

This presentation will provide an opportunity for our R&D team to unveil, for the first time, the results of many years of research focused on the development and validation of a new, optimized, and simplified process for the expression of a wide range of molecules in activated CHO cells, across different scales.

5:10 pm FEATURED PANEL DISCUSSION:

The Recombinant Protein Pie Chart

PANEL MODERATOR:

Richard Altman, MS, Field Application Scientist, Thomson Instrument Company

This panel explores how the landscape of recombinant proteins expressed has evolved over the past five years. The panel discusses and compares the classes of proteins more frequently produced then, such as traditional mAbs and receptors, and now, such as multispecific biologics and membrane proteins, and how they affect the acceleration of therapeutic innovation.

  • How different are the 2020 vs 2026 protein pie charts?
  • How do we define a difficult to express protein (DTE), what are they now, and what might they be in 2030?
  • How do we prioritize expression host systems to support protein pie charts now and in the future?
  • How has ML/AI impacted the 2026 chart? And beyond?​
PANELISTS:

Ethan Dunn, Associate Principal Scientist, Discovery Biologics, Merck

Brian E. Hall, PhD, Senior Distinguished Scientist, Large Molecule Research, Sanofi

Edward Kraft, PhD, Senior Director, Small Molecule Discovery, Leash Bio

Jessica Williamson, PhD, Head, US Protein Sciences, UCB

6:10 pmClose of Day

6:30 pmRecommended Dinner Short Course

SC9: Automation in Action: Hands-on, Liquid Handling for Protein & Antibody Engineering

*Separate registration required. See short course page for details.

Wednesday, May 13

8:00 amRegistration Open

PEGS YOUNG SCIENTIST KEYNOTE ALUMNI PANEL

8:25 amChairperson’s Remarks

8:30 am

Innovation in Protein Science with Young-Scientist Visionaries

PANEL MODERATOR:

James A. Wells, PhD, Professor, Departments of Pharmaceutical Chemistry and Cellular & Molecular Pharmacology, University of California, San Francisco

2026 marks the 10-year anniversary of the PEGS Young Scientist Keynote, and these honorees have been selected for their outstanding contributions to the field of protein science and engineering. Our panel of YSK alumni will discuss the recent course of these contributions and discuss the factors that allowed them to quickly launch successful labs and research groups.

PANELISTS:

Martin Pacesa, PhD, Assistant Professor, Pharmacology, University of Zurich

Jamie B. Spangler, PhD, Associate Professor, Biomedical and Chemical & Biomolecular Engineering, Johns Hopkins University

Kipp Weiskopf, MD, PhD, Head of Antibody Therapeutics and Biologics, Cancer Research Institute, Beth Israel Deaconess Medical Center; Physician, Department of Medical Oncology, Dana-Farber Cancer Institute

Timothy A. Whitehead, PhD, Professor, Chemical & Biological Engineering, University of Colorado, Boulder

Xin Zhou, PhD, Assistant Professor, Biological Chemistry & Molecular Pharmacology, Dana-Farber Cancer Institute, Harvard Medical School

9:15 amCoffee Break in the Exhibit Hall with Poster Viewing

MENTORING MEET-UP

9:20 am

Mentoring Meet-Up: Creating and Fostering a Productive and Effective Mentor-Mentee Relationship

Jonathan Davis, PhD, Founder and Principal Consultant, Creative Antibodies

Jamie B. Spangler, PhD, Associate Professor, Biomedical and Chemical & Biomolecular Engineering, Johns Hopkins University

This meet-up is designed to connect scientists that are interested in becoming a mentor as well as junior scientists who are interested in being a mentee:

  • What it takes to be a mentor
  • Finding the right match
  • Goal of Mentoring is to provide support for professional career development and informal coaching
  • The Mentor: Mentee relationship: you get out of it what you put into it
  • Establishing boundaries and clear action items to make the most of the experience
  • How can having a mentor help you?
  • What kind of time commitment does being a mentee entail?
  • How many mentors do I need?​

SELECTING, ENGINEERING, AND OPTIMIZING EXPRESSION PLATFORMS

10:00 am

Chairperson's Remarks

Aviv Spinner, PhD, Research Fellow, Protein Machine Learning, Align Foundation

10:05 am

TniET: A Novel Baculovirus Titering Cell Line

Matthew R. Drew, Eukaryotic Protein Expression Lead, Protein Expression Lab, Frederick National Lab for Cancer Research

Titering of baculovirus stocks is a vital and necessary step in good protein production, though it is often subjective and/or time consuming and tedious. This newly developed cell line, aims to address the issues many of the current day titering techniques and offer a rapid, accurate method for obtaining viral stock titers.

10:35 am

Bridging AI Design and Rapid Experimental Validation: Optimizing Cell-Free Expression for Machine Learning Workflows

Adam Carr, Associate Director, Cell Free Production, BigHat Biosciences

BigHat Biosciences discovery platform couples AI antibody design with a high speed wet lab that enables rapid, iterative screening of thousands of antibodies per week. Powered by a custom cell-free protein synthesis system, our platform enables optimization across multiple axes of antibody properties including affinity, function, and developability. We’ll highlight key developments of our CFPS system, including reagent manufacturing, template construction, and reaction conditions which enable robust antibody characterization of in silico designs in the wet lab. We’ll also share some case studies of how our platform has been used to optimize increasingly complex multi-objective design challenges for next-generation antibody therapeutics.

11:05 am Bridging Discovery and CMC with Rapid Pools: A Unified Path from Lead Optimization to Cell Line Development

Raja Srinivas, Founder, Asimov

Complex antibody modalities like multispecifics and Fc-fusions are widening the disconnect between discovery-stage expression and manufacturability, as transient expression systems often don't predict how these molecules will perform when manufactured at scale using stable cell lines. Asimov's Rapid Pools platform addresses this challenge by generating high-throughput stable CHO expression pools using a new high-efficiency transposase, CHO-K1 GS host, and AI-driven vector design. By providing early, CLD-relevant expression and product quality data, Rapid Pools enables developers to derisk lead selection and advance from lead candidate to lead clone RCB within 10 weeks, accelerating the path to the clinic.

11:35 amSession Break

11:40 am LUNCHEON PRESENTATION: TurboCHO Protein Expression Kit: A New Standard for Rapid, Consistent, and High‑Yield CHO Expression

Hanying Luo, Director of Protein & Antibody Solutions, Global Product Management, GenScript USA Inc.

Rapid, reliable protein expression remains a key bottleneck in antibody discovery, especially as high-throughput and AI-driven workflows generate larger, more complex candidate panels. The TurboCHO™ Protein Expression Kit brings GenScript’s proven TurboCHO™ platform into the lab, combining an engineered CHO-K1 cell line with optimized medium and transfection reagents. It enables high-efficiency transient expression with high titers in 3–7 business days and robust performance across diverse antibody formats.

12:10 pm LUNCHEON PRESENTATION: Tips and Tricks in Speeding up Transient HEK293 and Transient/Stable CHO from 96 well, 24 well, 6 well, 125mL-7L Optimum Growth Flasks

Sam Ellis, CEO, Thomson Instrument Company

The conditions for Plasmids, Transient HEK293 and Transient/Stable CHO from 96 well, 24 well, 6 well, 125mL-7L Optimum Growth flasks need to be maintained at small scale. Data will be presented on techniques and technology that allow for getting high amounts of protein in smaller volumes with fast techniques from 1mL-3L. This allows teams to get to IND molecules quickly. All of these techniques are proven technologies for protein production, structural biology, and can lead to successful clinical candidates.

INTERACTIVE BREAKOUT DISCUSSIONS

12:40 pmFind Your Table and Meet Your Discussion Moderator
12:50 pmInteractive Roundtable Discussions

Interactive Roundtable Discussions are informal, moderated discussions, allowing participants to exchange ideas and experiences and develop future collaborations around a focused topic. Each discussion will be led by a facilitator who keeps the discussion on track and the group engaged. To get the most out of this format, please come prepared to share examples from your work, be a part of a collective, problem-solving session, and participate in active idea sharing. Please visit the Interactive Roundtable Discussions page on the conference website for a complete listing of topics and descriptions. 

TABLE 8:

Protein Production in Discovery: Current Landscape and a Roadmap for the Future

Anand Narayanan, PhD, Senior Scientist, Biologics Discovery, Johnson & Johnson

  • Transient or Stable Pool or Both? Smart choices for rapid discovery process           
  • High throughput Protein Production: Integrating digital pipelines with lab automation
  • Leveraging AI to accelerate and improve the efficiency of protein production​

ENHANCING BIOTHERAPEUTIC EXPRESSION & PRODUCTION

1:35 pm

Chairperson's Remarks 

Ayla Sessions, PhD, Associate Director, High-Throughput Production, AstraZeneca

1:40 pm

Combining UCB’s Internal Antibody Expertise with External Innovations to Enhance CHO Cell Production

Mark Ellis, Senior Principal Scientist, UCB Pharma

The presentation explores the end-to-end process of therapeutic antibody discovery and development, highlighting challenges across key stages. How internal and external innovations have driven antibody discovery, expression and development. From candidate selection, antibody humanisation, expression systems, cell line engineering and microfluidic cell sorting. Together, these technologies have provided critical advancements to antibody-based therapeutics.

2:10 pm

Automating Mid-Scale Antibody Production: Bridging the Gap in Discovery Workflows with Novel Liquid Handling and Filtration Technologies

Ayla Sessions, PhD, Associate Director, High-Throughput Production, AstraZeneca

Novel labware, integrated automation, and optimized workflows now enable efficient, high-throughput production and purification of antibodies at multi-milligram scales. Recent advances remove long-standing bottlenecks in harvesting and purifying harder to express antibody formats from mid-scale cultures, supporting seamless, end-to-end automation. These innovations accelerate discovery and development pipelines, advancing the automated manufacture of complex biologics previously limited by labor-intensive manual processes.

2:40 pm

Scalable Production of Soluble Complex Multi-Pass Membrane Proteins for Supporting Antibody Discovery

Sheng Yang, PhD, Senior Scientist II, Biologics Discovery, Johnson & Johnson

Complex multi-pass membrane proteins, including GPCRs and cancer-associated targets, are essential mediators of physiology and promising therapeutic candidates, yet their expression and stabilization remain difficult. Their hydrophobic transmembrane regions demand a precise lipid environment, often leading to misfolding, aggregation, degradation, and low yields in heterologous systems, limiting their use in antibody discovery, structural biology, and functional assays. Here we present a reliable nanodisc-based workflow that enables milligram-scale production of soluble, properly folded membrane proteins in a single cycle. The resulting nanodiscs preserve native conformation and epitopes, and the method is applicable to multi-pass targets across mammalian and insect expression platforms.

3:10 pm Optimizing Functional GPCR Expression via Automated Cell-Free Synthesis and Multiplexed Nanodisc Screening

Kundan Sharma, Key Account Manager (UK) in BD & Sales, Nuclera

Producing active GPCRs is a bottleneck due to harsh detergent extractions. The eProtein Discovery™ system solves this by co-translating GPCRs directly into nanodiscs via cell-free synthesis. We launch our GPCR nanodisc panel reagents, which the system uses to multiplex 11 constructs against 8 tailored lipid/additive conditions in 24h. Validated by β1AR and FFAR1 case studies, this screen-to-scale workflow tripled the active fraction (>45%) and delivered structure-ready protein in 48h.

3:40 pmIce Cream & Coffee Break in the Exhibit Hall with Poster Viewing

ALIGNING DATA AND BIOLOGY FOR ENHANCING EXPRESSION

4:35 pm Selected Poster Presentation:

A Platform to Streamline Recombinant Protein Production across Diverse Host Organisms.

Eran Miller, Co-Founder & CBO, MNDL Bio

Built upon 15 years of research, the platform optimized DNA to increase expression titers. The platform considers all aspects of protein production and is based on a unique combination of approaches such as biophysical modeling, molecular evolution, and AI. In dozens of cases, we have achieved high titers, providing a reliable solution for complex protein synthesis.

4:50 pm

Rethinking Transgene Design for Protein Expression

Jarrod Shilts, PhD, Group Leader, ExpressionEdits Ltd.

Despite recent advances in our understanding of genetic features that promote robust protein expression, transgenes in biotechnology have remained largely unchanged for decades. Natural human genes are rich in intron sequences that can drive these crucial expression benefits, but were previously difficult to replicate in artificial transgenes. At ExpressionEdits, we're changing this by deciphering ‘genetic syntax’ using high-throughput screening and machine learning to design intronized transgenes with improved protein expression.

5:20 pm

Evaluating Codon Optimization Strategies for Mammalian Protein Production with an Open-source Expression Vector

Haisun Zhu, PhD, Associate Director, Antibody Platform, Institute for Protein Innovation

Systematic comparison of mammalian codon optimization methods based in common/rare codon usage, RNA stability, and oligo assembly efficiency of 21 human and murine proteins lead to surprising conclusion that extensive codon optimization is not necessary for homologous recombinant protein expression in mammalian cells.

5:50 pm

Leveraging Regulatory Elements to Improve Protein Yields

Monir Ejemel, Senior Scientist, Discovery Biotherapeutics, Bristol Myers Squibb Co

Leveraging regulatory elements such as re-engineered promoters and optimized terminator polyA sequences can significantly enhance protein yields. By strengthening promoter activity, transcription initiation is increased, while improved polyA terminators ensure efficient mRNA processing and stability. Together, these modifications boost gene expression, leading to higher protein production. This approach is valuable in biotechnology and therapeutic protein manufacturing, where maximizing protein output is essential for cost-effective and scalable production

6:20 pmNetworking Reception in the Exhibit Hall with Poster Viewing

7:20 pmClose of Optimizing Protein Expression Conference





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