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Media Optimization |
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Cell Culture Media |
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Our R&D capabilities are built to meet your custom medium development
needs. Offering an integrated approach to medium selection, development,
testing and validation, we'll deliver increased productivity. That means
faster results - and a greater competitive advantage for you.
Our process consists of four phases, combining multiple design approaches that
work to increase performance, decrease time requirements and maximize overall
medium performance against design goals.

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Analytical
Approach - Our R&D staff select base media with the best performance characteristics (growth, productivity, etc.), speeding the selection process with a full range of analytical tools to perform raw material characterization and spent medium analysis.
Analytical Assay Lab Capabilities |
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Molecular Approach - Microarray analysis
helps to us identify media components that might not be considered otherwise.
This technique enables targeted testing for growth factors & receptors,
hormones, attachment factors & receptors, plus signaling agents that
affect cell growth or other cellular processes in your culture system
leading to optimal performance.
Unique Tools for Optimization |
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Statistical
Approach - A multidimensional approach, based on Design-of-Experiment (DOE) principles, to optimizing medium components. We use several methods to test multiple variables simultaneously, reducing the number of test conditions without a significant loss of information to speed the development process. |
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Cell growth rate |
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Cell attachment efficiency |
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Lack of cell aggregation (clumping) |
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Product quality (e.g., glycosylation) |
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Maximum cell density |
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Resistance to agitation forces |
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Product or virus yield |
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Product or virus stability |
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Maintenance of a differentiated or undifferentiated
state |
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An extensive library of media formulations |
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Comprehenisve array of specialty media that include
serum-free, protein-free, chemically-defined, and animal
component-free formulations |
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Media Platform Technologies: |
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CHO |
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NSO |
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HEK 293 |
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Per.C6 |
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Sf9 |
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Sf21 |
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Stem cell media (hematopoietic, neural, mesenchymal,
skin-derived) |
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Extensive testing program under cGMP
specifications |
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Complete traceability and full documentation with
certificates of analysis, origin and suitability |
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Multi-compendial (USP/EP) grade components |
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Products for formulation include various lipid
supplements, transferrin substitutes, plant hydrolysates, and recombinant
growth factors and hormones that have been specifically designed and optimized
for medium formulation |
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Non-animal derived components include amino
acids, lipids, vitamins, and transferrin substitutes |
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Generation of application data under conditions
that represent the final use of the medium in a production environment - e.g.,
batch, fed batch, and perfusion bioreactors |
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Validated scale up custom media in cGMP manufacturing
processes further supported by method development, method validation and
stability studies |
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Ensured to meet the performance and
regulatory demands of the global biopharmaceutical industry |
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Medium design controls under ISO guidelines |
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Manufactured in FDA-registered and ISO 9001:2000
certified facility |
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Process validation |
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DMFs are on file and can be submitted in support
of your product |
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Complete documentation available (CoAs, CoOs, batch
records, etc) |
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Flexible contract terms |
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Defined deliverables |
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Concise experimental plan (project format) with
milestone evaluation points |
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Timelines meeting and surpassing your expectations
against objectives and costs |
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Secure cell transfer and banking |
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Scientist exchange at either Sigma-Aldrich
R&D center or customer site |
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Our internal analytical support or external testing
services as needed |
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Faster time to market and better return on investment |
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Ion Chromatography |
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Inorganic and organic ions |
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Biological buffers |
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Carbohydrates and oligosaccharides |
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HPLC with UV, PDA and FED |
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Amino acid analysis (spent medium) |
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Oxidation state of transition metals |
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Peptide mapping (hydrolysates characterization) |
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Mass spectrometry (MALDI and ESI-TOF) |
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Vitamin analysis (spent medium) |
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Fatty acid analysis |
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Enzymatic Analysis (YSI analyzer) |
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Glucose |
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Lactate |
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Glutamine, glutamate |
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Capillary electrophoresis |
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Charged molecules/ions |
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Particle size analysis |
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CHO Optimization Kit 1 - 6 animal
component-free media including 2 chemically defined formulas |
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Screen all 6 and select the best 3 performers for mixing experiments |
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Mixing experiments (using DOE methods) allow for further optimization |
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Results can be analyzed with Design Expert software
or by sending results to SAFC R&D at no charge for further
consultation. |
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New CHO bioreactor feeds |
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20x vitamin and amino acid supplements |
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Allows you to test feed strategies |
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CHO Optimization Kit 2 |
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Consists of basal medium and 8 different concentrated supplements |
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Supplements include amino acids, vitamins, iron solutions, fatty
acids, transferrin substitutes, and hydrolysates |
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Tremendous savings in labor and quality control in preparation
of individual components |
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Gives you vastly improved control and flexibility over your optimization
experiments |
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