Protein purification

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Related publications (31)

Towards an artificial cell: Development of a system which self-regenerates the protein components of the PURE system in microfluidic reactors

Barbora Lavickova

Thanks to recent advancements in synthetic biology, the dream of creating a synthetic cell has become feasible. However, due to its inherent complexity, one of the fundamental functions of all living systems, i.e., self-replication, remains to be introduce ...

EPFL2021

Site-Specific Protein Conjugation onto Fluorescent Single-Walled Carbon Nanotubes

Ardemis Anoush Boghossian, Shang-Jung Wu, Vitalijs Zubkovs, Nils Schürgers

Semiconducting single-walled carbon nanotubes (SWCNTs) are among the few photostable optical emitters that are ideal for sensing, imaging, drug delivery, and monitoring of protein activity. These applications often require strategies for immobilizing prote ...

2020

Establishing a Ternary System for Optical Monitoring of DNA-Protein Interactions with Single-Walled Carbon Nanotubes

Shang-Jung Wu

DNA-protein interactions lie at the crux of life's essential processes. As such, various technologies have been developed to characterize these interactions. The distinct advantages of these technologies can be leveraged to study different facets of these ...

EPFL2020

Phosphoregulated orthogonal signal transduction in mammalian cells

Leo Scheller, Maysam Mansouri

Orthogonal tools for controlling protein function by post-translational modifications open up new possibilities for protein circuit engineering in synthetic biology. Phosphoregulation is a key mechanism of signal processing in all kingdoms of life, but too ...

Nature Research2020

Analyzing glycans cleaved from a biotherapeutic protein using ultrahigh-resolution ion mobility spectrometry together with cryogenic ion spectroscopy

Thomas Rizzo, Priyanka Bansal, Ali H Abikhodr, Vasyl Yatsyna, Natalia Yalovenko

Glycans covalently attached to protein biotherapeutics have a significant impact on their biological activity, clearance, and safety. As a result, glycosylation is categorized as a critical quality attribute that needs an adequate analytical approach to gu ...

2020

Selective inhibition of STAT3 signaling using monobodies targeting the coiled-coil and N-terminal domains

Florence Pojer, Kelvin Ka Ching Lau, Oliver Hantschel, Tim Kükenshöner, Grégory La Sala

The transcription factor STAT3 is frequently activated in human solid and hematological malignancies and remains a challenging therapeutic target with no approved drugs to date. Here, we develop synthetic antibody mimetics, termed monobodies, to interfere ...

Nature Research2020

A new class of protein biomarkers based on subcellular distribution: application to a mouse liver cancer model

Kristina Schoonjans, Vera Monica Lemos Da Silva, Evan Graehl Williams, Pan Xu, Amir Banaei Esfahani, Chen Li, Ruedi Aebersold

To-date, most proteomic studies aimed at discovering tissue-based cancer biomarkers have compared the quantity of selected proteins between case and control groups. However, proteins generally function in association with other proteins to form modules loc ...

Nature Research2019

Allosteric Protein Switches based on Antibody Mimetics

Helen Rebecca Ostlund Farrants

Synthetic protein switches are proteins that can be controlled by an external input, and are useful tools to probe protein function. Antibody fragments and antibody mimetics can be selected to bind, activate, or inhibit several diverse protein targets. Nev ...

EPFL2019

Microscale physico-chemical interactions between hydrodynamically confined liquids and immersed biological surfaces

David Philipp Taylor

In contrast to conventional microfluidics, where liquids are typically manipulated within closed channels, open-space microfluidics has emerged as a new class of techniques that are well suited for ver-satile interaction with biological substrates. In part ...

EPFL2019

Scalable Production of AAV Vectors in Orbitally Shaken HEK293 Cells

Florian Maria Wurm, Bernard Schneider, Vivianne Padrun, Nicole Déglon, Daniel Roman Blessing, Gabriel Vachey

Adeno-associated virus (AAV) vectors are currently among the most commonly applied for in vivo gene therapy approaches. The evaluation of vectors during clinical development requires the production of considerable amounts of highly pure and potent vectors. ...

2019

Development of microfluidic tools and methods for the biochemical characterization of scFv and Cas9 affinity reagents and their applications in molecular detection

Ekaterina Emilova Petrova

Recent progress in protein engineering, empowered by the rapidly evolving fields of synthetic biology and DNA synthesis, has enabled the generation of various custom-designed proteins. Their thorough analysis has led to applications in areas including medi ...

EPFL2018

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