From bench to GMP: key criteria and operational readiness considerations for selecting a CGT biomanufacturing partner

Cell & Gene Therapy Insights 2026; 12(2), 203–213

DOI: 10.18609/cgti.2026.028

Published: 26 March
Innovator Insight
Rohini Thevi Guntnur, Ray Rendon III, Joseph Higdon, Deidre Cacchillo, Rogelio Zamilpa

 

Manufacturing readiness is a crucial determinant of clinical timelines. This paper presents a practical framework grounded in operational experience for evaluating project preparedness, defining manufacturing partner selection criteria, and identifying process-integrated capabilities that reduce variability and support regulatory readiness.

01

A developer readiness checklist covering documentation, materials, QMS maturity, and starting material strategy, and how preparedness level correlates with manufacturing timeline outcomes

02

Seven manufacturing partner selection criteria evaluated through real-world manufacturing case studies, covering technology transfer, facility design, quality systems, regulatory alignment, and analytics integration

03

How integrated starting material control and co-developed analytics differ operationally from externally sourced CDMO models and the practical implications for batch consistency and regulatory readiness

1
Technology Transfer
2
Process Development
3
MSAT & GMP Scale-up
4
Quality & Regulatory
5
Clinical & Commercial

Projects entering GMP manufacturing without established CQAs, traceable documentation, and standardized assays experience recurring deviations and timeline extensions


In a reported leukopak case study, upstream adjustments to donor screening and apheresis parameters — enabled by internal starting material control — improved expansion consistency without adding downstream processing steps


Analytical assays developed in parallel with process development, rather than retrofitted post-optimisation, support earlier detection of CQA deviations and reduce the risk of late-stage method redesign ahead of regulatory submissions

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