Optimization of a recombinant human growth hormone purification process using quality by design

Carolina Ortiz-Enriquez, Alexis de Jesús Romero-Díaz, Ana V. Hernández-Moreno, Hugo F. Cueto-Rojas, Mariana P. Miranda-Hernández, Carlos A. López-Morales, Néstor O. Pérez, Rodolfo Salazar-Ceballos, Norberto Cruz-García, Luis F. Flores-Ortiz, Emilio Medina-Rivero

Research output: Contribution to journalArticlepeer-review

3 Scopus citations

Abstract

This work describes a strategy to optimize a downstream processing of a recombinant human growth hormone (rhGH) by incorporating a quality by design approach toward meeting higher quality specifications. The optimized process minimized the presence of impurities and degradation by-products during manufacturing by the establishment of in-process controls. Capillary zone electrophoresis, reverse phase, and size-exclusion chromatographies were used as analytical techniques to establish new critical process parameters for the solubilization, capture, and intermediate purification steps aiming to maintain rhGH quality by complying with pharmacopeial specifications. The results indicated that the implemented improvements in the process allowed the optimization of the specific recovery and purification of rhGH without compromising its quality. In addition, this optimization facilitated the stringent removal of the remaining impurities in further polishing stages, as demonstrated by the analysis of the obtained active pharmaceutical ingredient.

Original languageEnglish
Pages (from-to)815-821
Number of pages7
JournalPreparative Biochemistry and Biotechnology
Volume46
Issue number8
DOIs
StatePublished - 16 Nov 2016
Externally publishedYes

Keywords

  • Critical process parameters
  • critical quality attributes
  • process optimization
  • purification process
  • quality by design
  • recombinant human growth hormone

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