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2:30<br />

Friday, October 12, 2012 (continued)<br />

Cell Culture Recovery & Purification<br />

3:00 Networking Refreshment Break<br />

3:30<br />

4:00<br />

4:30<br />

Development and Integration of a <strong>Full</strong>y Automated High-Throughput UNPUBLISHED<br />

Platform for Cell Line Selection and Cell Culture Development<br />

DATA<br />

This presentation will identify the advantages of integrating, within a single system, fully automated<br />

process workflows for both cell line and cell culture development. Both the development and<br />

implementation of an in-house, customized automation platform and software tools for data analysis<br />

will be highlighted. Data will be shared to illustrate key features of the platform and the impact on cell<br />

line selection and characterization. Results will illustrate how this approach increased efficiency and<br />

allowed for the processing of multiple cell line screening and cell culture development projects in parallel.<br />

John Cesarek, Staff Automation Engineer, Five Prime Therapeutics<br />

Disposables in Cell Culture<br />

Disposable Implementation in Conjunction with High<br />

UNPUBLISHED<br />

Throughput and Automation Technologies<br />

DATA<br />

A strategy will be presented applying targeted automation tools to resolve resource constraints in<br />

upstream development. This includes automated spin tubes for the elimination of manual shake<br />

flask stages during clonal evaluations. Development of a 250mL single use prototype bioreactor for<br />

both mammalian and microbial cultures designed to be implemented in an automated platform with<br />

robotic sampling, feeding and independent control. Finally, disposable perfusion systems to intensify<br />

cell culture densities to enable high protein production will be shown.<br />

Rachel Bareither, M.S., Research Biomedical Engineer, Bioprocess Development, Merck & Co., Inc.<br />

Take II – More Findings and Updates on Our Experiences with CASE STUDY<br />

Disposable Bags for Cell Culture Media Storage<br />

UNPUBLISHED<br />

Dr. Masaru Shiratori’s presentation at the 2011 BPI <strong>Conference</strong> & Exhibition in Long DATA<br />

Beach, CA investigated challenges associated with specific disposable bags and usage conditions that<br />

resulted in reduced cell growth and product yield. In this presentation, we will provide updates on the<br />

ongoing investigation and give an in-depth review of our current understanding of the root-cause of<br />

the problem. Lessons learned and recommendations for selecting disposables for future applications<br />

will be shared.<br />

Joseph Wood, M.S., Engineer I, Process Development Engineering, Genentech, Inc.<br />

Co-Development of a New 2-D Rocking-type Single-Use<br />

UNPUBLISHED<br />

Bioreactor to Streamline Cell Expansion Processes<br />

DATA<br />

Co-development by an equipment vendor and an operating company of a novel 2-D rocking<br />

bioreactor is presented. The rocking mechanism enables high oxygen transfer rates and the single-use<br />

bioreactor bag is designed to have a wide range of working volumes, eliminating labor-intensive multistage<br />

cell expansion trains. The bag is also fitted with integrated single-use sensors to allow better<br />

control of cell culture conditions.<br />

Bert Frohlich, Ph.D., Director, Bioengineering, Process Development, Shire Human Genetic Therapies, Inc.<br />

5:00 Close of BioProcess International TM <strong>Conference</strong> & Exhibition 2012<br />

Novel Single-Use Method for Concentrating and Purifying<br />

Therapeutic Cells and Incorporating Process Analytical Technology<br />

in Downstream Processing<br />

CASE STUDY<br />

As cell therapy lot sizes increase to larger scales, it will be important to apply scalable bioprocessing<br />

concepts and technologies to therapeutic cell production. We have developed and characterized a<br />

scalable, closed system concentration and purification technology for therapeutic cell processing<br />

based on Tangential Flow Filtration (TFF). Examples will be provided where disposable and noninvasive<br />

sensor technologies are used to acquire real time data to make process decisions, enhance<br />

process knowledge, monitoring process performance and product quality.<br />

Jacob Pattasseril, Engineering Manager, Cell Processing Technologies, Lonza<br />

Developing Downstream Processes for Next Generation and<br />

Novel Molecules<br />

Utilization of Fluidized Bed Centrifuge Technology for<br />

UNPUBLISHED<br />

Cell Therapy Bioprocess Development<br />

DATA<br />

A fluidized bed centrifuge (FBC) was used to process cell culture harvests by concentrating and<br />

washing cells for cell therapy applications. In cell therapy bioprocess development, it is crucial to<br />

take into consideration the capability to concentrate cells to an efficacious target dosage, dictated by<br />

viable cell density, as well as reducing remnants of cell culture impurities such as serum to acceptable<br />

levels. By optimizing FBC process parameters such as flowrates and centrifugal force, results showed<br />

that the FBC is effective in separating cells from the supernatant to achieve the targeted cell density<br />

dosage and at the same time efficient in the removal of undesirable impurities. Overall cell loss<br />

during processing was minimal thus achieving a high cell yield from the FBC. Detailed results will be<br />

discussed in the presentation.<br />

Paul Ko, Ph.D., Research Scientist, Cell Technologies, Janssen Research & Development<br />

Design Space Around a Non mAb Complex Protein Therapeutic CASE STUDY<br />

One of the important quality by design (QbD) concepts is to establish a design space<br />

around a drug product. This presentation discusses the development of a design space<br />

UNPUBLISHED<br />

DATA<br />

around one of our non mAb complex protein therapeutics. The minimal concentration requirement<br />

for the protein therapeutic is 20 g/L. Protein charge profiles were identified as a critical quality<br />

attribute that will affect the protein solubility. An ion exchange (IEX) chromatography step in the<br />

downstream process was identified as a critical step that will impact the protein solubility. A design of<br />

experiment (DoE) study was performed to define a design space to control the protein solubility. First,<br />

a risk assessment (FMEA) was performed to rank the process parameters in the IEX step. Second,<br />

the high risk parameters were screened by a high throughput screening (HTS) platform using Atoll<br />

Mini-columns. The significant parameters that might impact protein solubility, recovery, and impurity<br />

clearance were identified. Third, the significant parameters were further studied by scale down column<br />

runs to define a design space. Finally, a process control strategy was developed based on the DoE<br />

study results to better control the process performance and product quality.<br />

Yiming Yang, M.S., Senior Scientist, Purification Process Development,<br />

Shire Human Genetic Therapies, Inc.<br />

Development of an Integrated Protein<br />

UNPUBLISHED<br />

Reduction/PEGylation Platform<br />

DATA<br />

PEGylation has been shown to improve therapeutic protein half-life. A reduction and PEGylation<br />

process is optimized for a complex therapeutic protein to minimize by-product. The PEGylation<br />

efficiency is dependent of reductant and PEG concentrations as well as incubation time. The process<br />

is successfully incorporated into a scalable integrated platform where the entire reduction/PEGylation<br />

process is performed in a single unit operation.<br />

Brian To, Ph.D., Senior Staff Development Scientist, Isolation and Purification, Bayer HealthCare<br />

21 To Register, Call: (800) 390-4078 • Fax: (941) 365-0104 • E-mail: reg@ibcusa.com • www.IBCLifeSciences.com/BPI

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