Publications by authors named "Timo Schmidberger"

Article Synopsis
  • Genetically-modified therapies like CAR-T are really effective at fighting tough blood cancers but making them is complicated.
  • Researchers used a special method called quality-by-design (QbD) to improve how CAR-T cells are made, focusing on things like how many times the cells are turned on and how crowded they are in their growing environment.
  • They found that doing a single activation step and growing the cells for a shorter time helped create way more healthy CAR-T cells, which worked just as well when tested on a bigger scale.
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The production of biopharmaceuticals requires highly sophisticated, complex cell based processes. Once a process has been developed, acceptable ranges for various control parameters are typically defined based on process characterization studies often comprising several dozens of small scale bioreactor cultivations. A lot of data is generated during these studies and usually only the information needed to define acceptable ranges is processed in more detail.

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Mass spectrometry has been frequently applied to monitor the O₂ and CO₂ content in the off-gas of animal cell culture fermentations. In contrast to classical mass spectrometry the proton transfer reaction mass spectrometry (PTR-MS) provides additional information of volatile organic compounds by application of a soft ionization technology. Hence, the spectra show less fragments and can more accurately assigned to particular compounds.

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