Results 161 to 170 of about 17,254 (263)

Enabling Aromatic Hydroxylation in a Cytochrome P450 Monooxygenase Enzyme through Protein Engineering

open access: yesChemistry – A European Journal, Volume 28, Issue 67, December 1, 2022., 2022
Structural and biochemical data demonstrate that 4‐phenylbenzoic acid binds within the active site of the cytochrome P450 monooxygenase CYP199A4, but no oxidation occurs. Protein engineering and molecular dynamic simulations establish that aromatic oxidation is enabled by a subtle shift of the substrate relative to the heme, thus improving our ...
Tom Coleman   +9 more
wiley   +1 more source

Phenotyping the quality of complex medium components by simple online-monitored shake flask experiments. [PDF]

open access: yesMicrob Cell Fact, 2014
Diederichs S   +6 more
europepmc   +1 more source

Specific Lipid Studies in Complex Membranes by Solid‐State NMR Spectroscopy

open access: yesChemistry – A European Journal, Volume 28, Issue 70, December 15, 2022., 2022
Specific lipid interaction in complex membranes: Specific interactions with lipids are critical for proteins and drugs, however, direct structural measurements of interactions with lipids remain difficult, especially in membranes that mimic biological conditions.
Roy A. M. van Beekveld   +7 more
wiley   +1 more source

Engineering Affibody Binders to Death Receptor 5 and Tumor Necrosis Factor Receptor 1 With Improved Stability

open access: yesBiotechnology and Bioengineering, EarlyView.
ABSTRACT Protein developability is an important, yet often overlooked, aspect of protein discovery campaigns that is a key driver of utility. Recent advances have improved developability screening capacity, making it an increasingly viable option in early‐stage discovery.
Gregory H. Nielsen   +2 more
wiley   +1 more source

Sigma Factors as Potential Targets to Enhance Recombinant Protein Expression

open access: yesBiotechnology and Bioengineering, EarlyView.
ABSTRACT The transcriptional factors control the expression of many genes and represent an important layer of complexity in cell factories. However, the effect of individual sigma factor deletions from a biomanufacturing perspective has not been addressed. In this contribution, growth, green fluorescence protein (GFP) expression, and oxygen consumption
Laura Pohlen   +6 more
wiley   +1 more source

Study on standardization of shake-flask solubility determination method

open access: yesEuropean Journal of Pharmaceutical Sciences, 2007
E. Baka, Krisztina Takács-Novák
openaire   +2 more sources

Perfusion‐Based Production of rAAV via an Intensified Transient Transfection Process

open access: yesBiotechnology and Bioengineering, EarlyView.
ABSTRACT Increasing demand for recombinant adeno‐associated virus (rAAV)‐based gene therapies necessitates increased manufacturing production. Transient transfection of mammalian cells remains the most commonly used method to produce clinical‐grade rAAVs due to its ease of implementation.
Tam N. T. Nguyen   +11 more
wiley   +1 more source

Engineering an Overflow‐Responsive Regulation System for Balancing Cellular Redox and Optimizing Microbial Production

open access: yesBiotechnology and Bioengineering, EarlyView.
ABSTRACT Escherichia coli accumulates acetate as a byproduct in fast growth aerobic conditions when using glucose as carbon source. This phenomenon, known as overflow metabolism, has negative impacts on cell growth and protein expression, also causes carbon loss during biosynthesis in most microbial production scenarios. In this study, we regarded the “
Jianli Zhang   +8 more
wiley   +1 more source

Development of an HEK293 Suspension Cell Culture Medium, Transient Transfection Optimization Workflow, and Analytics for Batch rAAV Manufacturing

open access: yesBiotechnology and Bioengineering, EarlyView.
ABSTRACT Recombinant adeno associated virus (rAAV) vectors have become popular delivery vehicles for in vivo gene therapies, but demand for rAAVs continues to outpace supply. Platform processes for rAAV production are being developed by many manufacturers, and transient chemical transfection of human embryonic kidney 293 (HEK293) cells is currently the
Erica A. Green   +9 more
wiley   +1 more source

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