Scientific Program Day Two

8:00 Check-In & Coffee

8:50 am Chairs Opening Remarks

Optimizing ADC Homogeneity & Performance: Advanced Approaches for DAR Distribution & Physicochemical Characterization

9:00 am Analytical Development & Challenges to Support High-DAR ADCs

Synopsis

  • Developing a robust analytical control strategy to monitor the DAR and drug distribution for high-DAR ADCs
  • Troubleshooting and identifying limitations with the DAR release method
  • Assessing an optimized method and implementation strategy for late-stage and commercial needs

9:30 am Analytical Challenges in ADC: From Lab to Plant

  • Libin Zhu Director, Analytical Research & Development, Veranova

Synopsis

  • Determining the specification for starting material
  • The purpose and design of in-process control (IPC) method 
  • Impurities control in the final material 

10:00 Morning Break & Poster Session

11:00 am Defining Profile Changes in Charge Variants in Late Stage ADC Development – Gaining a Further Understanding of the Correlation to Safety & Efficacy

  • Carrie Sowers Associate Director - Analytical Sciences & Physicochemical Development, AstraZeneca

Synopsis

  • Examining how changes in charge variants affect ADC stability, binding affinity, and overall functionality, focusing on implications for clinical performance
  • Analyzing case study data to understand the relationship between specific charge variant profiles and their impact on safety and efficacy, aiming to refine late-stage quality controls
  • Discussing advanced analytical methods, such as ion exchange chromatography and capillary electrophoresis, to detect and quantify charge variants with high precision, supporting regulatory expectations for late-stage characterization

11:30 am Roundtable Discussion – Reviewing the Current Analytical Methods for DAR Distribution Assessment – Determining the Value in Use of Different Assays

  • Jing Li Associate Director, Alexion

Synopsis

  • Reviewing various methods, including LC-MS, SEC-MALS, and HIC, to assess their strengths and limitations in accurately quantifying DAR distributions in ADCs
  • Discussing how different DAR distributions can influence the pharmacokinetics, efficacy, and safety of ADCs, and evaluating the importance of these findings in analytical assessments
  • Exploring how to select the most appropriate DAR assessment assays based on stage of development, regulatory requirements, and the need for high-throughput or highresolution data

12:15 Lunch Break & Networking

Optimizing Comparability Studies to Reduce Costs & Demonstrate Equivalence Within ADCs

1:15 pm Designing Comparability Strategies at Different Phases of ADC Development to Refine Assessments

  • Gaoyuan Liu Senior Scientist, CMC Analytical Development, Abbvie

Synopsis

  • Identifying critical attributes (e.g., potency, pharmacokinetics, immunogenicity) that should be prioritized at each phase of ADC development to ensure meaningful comparability assessments
  • Exploring tailored analytical approaches, such as early-phase screening versus latephase detailed characterization, to balance depth of analysis with project timelines and regulatory needs
  • Discussing strategies to manage variations in manufacturing or formulation changes while ensuring consistent comparability results, meeting regulatory expectations for continuity and safety

1:45 pm Roundtable Discussion – Enhancing Relationships with CDMOs & CROs – Selecting Appropriate Vendors for Accelerated ADC Analytical Development

  • Mei May Zhu Director, CDMO/ CTO Relationship Management, Takeda Pharmaceutical

Synopsis

  • Balancing internal ADC development and outsourcing with CDMOs and CROs
  • Leveraging fast growing ADC vendor network and establishing strong pharma/vendor partnerships
  • Considering supply chain logistics for ADCs and key intermediates
  • Selecting phase appropriate vendors to accelerate development and approval

1:46 pm
Moving Beyond Traditional ADCs: Defining Considerations & Overcoming Challenges of Analytics Required for Next Generation Conjugates

2:30 pm Defining Considerations and Overcoming Challenges of Analytics Required for Next Generation Conjugates

  • Luying Yang Senior Scientist, Group Lead, Analytics, Zymeworks

Synopsis

  • Developing methods to characterize DAR for dual payload ADCs with DL mass differences of only 10Da
  • Optimizing sample preparation and Orbitrap parameters to improve data quality
  • Qualifying the method with ADC standards

3:00 pm Chairs Closing Remarks

3:10 pm End of Conference