Rare Disease Clinical Research: Pediatric Study Design Insights
White Papers

Operational and Ethical Perspectives in Pediatric Rare Disease Clinical Research: Making Every Sample Count

Operational And Ethical Perspectives In Pediatric Rare Disease Clinical Research - Whitepaper_Mar2026

A guide to improving rare disease clinical research through ethical design, operational excellence, and patient-centered innovation

This white paper explores the unique challenges of rare disease clinical research when conducted in pediatric populations where there is limited patient availability, delays in diagnosis, and geographically dispersed patient pools. In these instances, every interaction with the patient must be scientifically and ethically justified. Trial designs need to balance data generation and study integrity whilst ensuring minimal burden on this vulnerable population. As a result, these trials require adaptive, patient-centric approaches that ensure every sample and data point is used to deliver meaningful outcomes.  
  
With a strong focus on the evolving landscape of rare disease clinical trials, this paper emphasizes how modeling & simulation can help transform limited datasets into actionable insights. These model-informed strategies enable optimal dose selection, efficient sampling, and reduced trial size, helping biopharma reduce the need for complicated or invasive procedures while ensuring data quality. Utilizing prior data from volunteers in other studies and applying model-based extrapolation enables the acceleration of rare disease clinical research with reduced timelines and less strain on the patients.  
  
This paper further emphasizes the necessity for ethical oversight, robust regulatory strategy, and patient collaboration in advancing rare disease clinical research. Regulators expect clear justification for all study endpoints, samples, and procedures. Collaboration between biopharma, patient advocacy groups and families, as well as clinical research partners is essential to ensure that studies are feasible and impactful. As the landscape for rare diseases continues to evolve, integration of model-driven approaches, digital health technologies, and a patient-centered design are critical to accelerating the development of these much-needed therapies.  

Allucent Whitepaper - Operational and Ethical Perspectives in Pediatric Rare Disease Clinical Research

Scientific Review Provided By:

Maria-Cruz Morillo, Head of Advanced Therapeutics, Rare Disease & CGT, Allucent

Maria-Cruz Morillo, M.S. Pharmacy, has over 28 years of experience in drug development, with a strong background in project management, development strategy, and investigational medicinal product (IMP) supply across both biotech and CRO environments. She brings a strategic, execution-focused approach to clinical development and has played a key role in the successful design and delivery of clinical programs supporting market authorization in rare endocrinology and autoimmune hematology indications. 

Maria-Cruz is currently Head of Advanced Therapeutics, Rare Disease & CGT, where she integrates cross-functional capabilities to deliver tailored, strategic solutions for rare disease and CGT programs, with a focus on operational excellence, feasibility, and successful trial execution. 


Jessica K. Roberts, PhD, Senior Director, Pharmacometrics, Allucent

Dr. Roberts has over 10 years of professional experience in clinical pharmacology and pharmacometrics. In her current position as Senior Director of Pharmacometrics at Allucent, she is responsible for directing and conducting modeling and simulation analyses and providing strategic advice to clients. She also leads the Quantitative Translational Pharmacology team at Allucent. Before this role, Dr. Roberts worked as a Consultant at Metrum Research Group and Cognigen, a division of Simulations Plus. She also worked at St. Jude Children’s Research Hospital before becoming a consultant.

Dr. Roberts currently serves as adjunct faculty at the University of Tennessee Health Sciences Center’s School of Pharmacy and as an Associate Editor for the Obstetric and Pediatric Pharmacology Specialty section of Frontiers. She holds a Bachelor’s degree in Biochemistry from Texas A&M University, a Doctorate degree in Pharmacology and Toxicology and a Master of Science in Clinical Investigation from the University of Utah. Dr. Roberts completed a postdoctoral fellowship in Clinical Pharmacology at the University of Utah School of Medicine. To gain a better understanding of the business landscape, she received her Master of Business Administration from Washington University in St. Louis.

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