Results 21 to 30 of about 286,792 (241)

Uncertainty of Size-Exclusion Chromatography Method in Quality Control of Bevacizumab Batches

open access: yesSeparations, 2021
In addition to the analytical challenges related to the size and complexity of biopharmaceutical drugs, the inherent variability that arises due to their manufacturing process requires monitoring throughout the production process to ensure the safety and
Alexis Oliva, Matías Llabrés
doaj   +1 more source

Molar mass and solution conformation of branched alpha(1 - 4), alpha(1 - 6) Glucans. Part I: Glycogens in water [PDF]

open access: yes, 2008
Solution molar masses and conformations of glycogens from different sources (rabbit, oyster, mussel and bovine) were analysed using sedimentation velocity in the analytical ultracentrifuge, size-exclusion chromatography coupled to multi-angle laser light
Ang, S.   +6 more
core   +1 more source

Determination of Hydrodynamic Radius of Proteins by Size Exclusion Chromatography

open access: yesBio-Protocol, 2017
Size exclusion chromatography (SEC) or gel filtration is a hydrodynamic technique that separates molecules in solution as a function of their size and shape. In the case of proteins, the hydrodynamic value that can be experimentally derived is the Stokes
Valentina La Verde   +2 more
doaj   +1 more source

The Use of Size Exclusion Chromatography to Monitor Protein Self-Assembly

open access: yesCrystals, 2017
High resolution size exclusion chromatography (SEC) coupled with static light scattering (SLS) analyses were conducted to study the effect of the mobile phase ionic strength and protein concentration on the output of SEC experiments.
Alaa Adawy, Matthew R. Groves
doaj   +1 more source

The influence of bovine serum albumin on β-lactoglobulin denaturation, aggregation and gelation [PDF]

open access: yes, 2006
peer-reviewedThe effect of bovine serum albumin (BSA) on the heat-induced denaturation, aggregation and subsequent acid-induced gelation of β-lactoglobulin (β-lg) was investigated in this work.
Brodkorb, Andre   +2 more
core   +1 more source

Direct iminization of PEEK [PDF]

open access: yes, 2011
Semi-crystalline poly(ether ketone)s are important high-temperature engineering thermoplastics, but are difficult to characterize at the molecular level because of their insolubility in conventional organic solvents.
Attwood T. E.   +17 more
core   +1 more source

Three method-combination protocol for improving purity of extracellular vesicles [PDF]

open access: yes, 2020
Extracellular vesicles (EVs) are nanosized structures able to carry proteins, lipids and genetic material from one cell to another with critical implications in intercellular communication mechanisms.
Giamas, Georgios   +3 more
core   +1 more source

Glycan analysis of the chicken synaptic plasma membrane glycoproteins - a major synaptic N-glycan carries the LewisX determinant [PDF]

open access: yes, 2005
The majority of plasma membrane components are glycosylated. It is now widely accepted that this post-translational modification is crucial during the establishment, maintenance and function of the nervous system.
Koles, Kate   +3 more
core   +4 more sources

Biospeciation of Cr(III) Nutritional Supplements in Biological Fluids

open access: yesMakara Journal of Science, 2017
Metal ion speciation in various biological systems has been extensively studied to elucidate its biological role and the toxicity of the element of interest.
Anna Safitri, Aviva Levina, Peter A. Lay
doaj   +1 more source

Combination of Size-Exclusion Chromatography and Ultracentrifugation Improves the Proteomic Profiling of Plasma-Derived Small Extracellular Vesicles

open access: yesBiological Procedures Online, 2020
Background Circulating small extracellular vesicles (sEVs) and its associated proteins are of great interest in the early detection of many diseases. However, there is no gold standard for plasma sEVs isolation, especially for proteomic profiling which ...
Rui Wei   +6 more
doaj   +1 more source

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