Engineering of protein crystals for use as solid biomaterials

M Kojima, S Abe, T Ueno - Biomaterials Science, 2022 - pubs.rsc.org
Protein crystals have attracted a great deal of attention as solid biomaterials because they
have porous structures created by regular assemblies of proteins. The lattice structures of …

Protein crystallization in living cells

R Schönherr, JM Rudolph, L Redecke - Biological chemistry, 2018 - degruyter.com
Protein crystallization in living cells has been observed surprisingly often as a native
assembly process during the past decades, and emerging evidence indicates that this …

Model‐d irected engineering of “difficult‐to‐e xpress” monoclonal antibody production by Chinese hamster ovary cells

LP Pybus, G Dean, NR West, A Smith… - Biotechnology and …, 2014 - Wiley Online Library
Despite improvements in volumetric titer for monoclonal antibody (MAb) production
processes using Chinese hamster ovary (CHO) cells, some “difficult‐to‐express”(DTE) MAbs …

A streamlined approach to structure elucidation using in cellulo crystallized recombinant proteins, InCellCryst

R Schönherr, J Boger, JM Lahey-Rudolph… - Nature …, 2024 - nature.com
With the advent of serial X-ray crystallography on microfocus beamlines at free-electron
laser and synchrotron facilities, the demand for protein microcrystals has significantly risen …

Stress factors in mAb drug substance production processes: critical assessment of impact on product quality and control strategy

TK Das, LO Narhi, A Sreedhara, T Menzen… - Journal of …, 2020 - Elsevier
The success of biotherapeutic development heavily relies on establishing robust production
platforms. During the manufacturing process, the protein is exposed to multiple stress …

Design of a confined environment using protein cages and crystals for the development of biohybrid materials

S Abe, B Maity, T Ueno - Chemical Communications, 2016 - pubs.rsc.org
There is growing interest in the design of protein assemblies for use in materials science
and bionanotechnology. Protein assemblies, such as cages and crystalline protein …

Temperature down‐shift modifies expression of UPR‐/ERAD‐related genes and enhances production of a chimeric fusion protein in CHO cells

M Torres, S Akhtar, EA McKenzie… - Biotechnology …, 2021 - Wiley Online Library
Low culture temperature enhances the cell‐specific productivity of Chinese hamster ovary
(CHO) cells expressing varied recombinant (r‐) proteins, but the mechanisms remain …

Protein quality control and aggregation in the endoplasmic reticulum: From basic to bedside

G Chen, T Wei, F Ju, H Li - Frontiers in Cell and Developmental …, 2023 - frontiersin.org
Endoplasmic reticulum (ER) is the largest membrane-bound compartment in all cells and
functions as a key regulator in protein biosynthesis, lipid metabolism, and calcium balance …

Fast and scalable purification of a therapeutic full‐length antibody based on process crystallization

B Smejkal, NJ Agrawal, B Helk, H Schulz… - Biotechnology and …, 2013 - Wiley Online Library
The potential of process crystallization for purification of a therapeutic monoclonal IgG1
antibody was studied. The purified antibody was crystallized in non‐agitated micro‐batch …

Visualisation of intracellular production bottlenecks in suspension-adapted CHO cells producing complex biopharmaceuticals using fluorescence microscopy

S Mathias, S Fischer, R Handrick, J Fieder… - Journal of …, 2018 - Elsevier
With the advance of complex biological formats such as bispecific antibodies or fusion
proteins, mammalian expression systems often show low performance. Described …