Visualizing and understanding batch heterogeneity during freeze-drying using shelf-scale infrared thermography

LT Deck, N Ferru, A Kosir… - Industrial & Engineering …, 2024 - ACS Publications
Various biopharmaceutical products are distributed as freeze-dried formulations in vials.
Minimizing batch heterogeneity, which refers to the variability of relevant properties among …

[HTML][HTML] Quantifying the effect of particulate impurities on the ice nucleation behavior of pharmaceutical solutions

LT Deck, N Gusev, V Deligianni, M Mazzotti - International Journal of …, 2025 - Elsevier
Numerous commercially available biopharmaceuticals are frozen or freeze-dried in vials.
The temperature at which ice nucleates and its distribution across vials in a batch is critical …

[HTML][HTML] The impact of process parameters on the lyophilized porous micro-structure: A case study of dextran

A Košir, F Artusio, LT Deck, R Pisano… - Journal of Pharmaceutical …, 2024 - Elsevier
Freeze-drying is used to prolong the shelf life of pharmaceutical formulations stored in vials.
To achieve this, formulations are first frozen and then dried, yielding a porous product that …

Insights into Thermal Interactions in Frozen Pharmaceutical Vials: Effects on Ice Nucleation Times and Inhibition

R Pisano, J Semeraro, F Artusio, AA Barresi - Pharmaceutical Research, 2024 - Springer
Purpose This study investigates the thermal interactions between adjacent vials during
freezing and assesses their impact on nucleation times. Methods Various loading …

The Freeze-Drying of Pharmaceuticals in Vials Nested in a Rack System—Part II: Primary Drying Behaviour

F Artusio, M Adami, AA Barresi, D Fissore, MC Frare… - Pharmaceutics, 2023 - mdpi.com
The freeze-drying of biopharmaceuticals is a common strategy to extend their shelf-life and
facilitate the distribution of therapeutics. The drying phase is the most demanding one in …

A Non-Isothermal Pore Network Model of Primary Freeze Drying

M Thomik, F Faber, S Gruber, P Foerst, E Tsotsas… - Pharmaceutics, 2023 - mdpi.com
In this work, a non-isothermal pore network (PN) model with quasi-steady vapor transport
and transient heat transfer is presented for the first time for the application of primary freeze …

[PDF][PDF] A Non-Isothermal Pore Network Model of Primary Freeze Drying. Pharmaceutics 2023, 15, 2131

M Thomik, F Faber, S Gruber, P Foerst, E Tsotsas… - 2023 - pdfs.semanticscholar.org
In this work, a non-isothermal pore network (PN) model with quasi-steady vapor transport
and transient heat transfer is presented for the first time for the application of primary freeze …