09-11-2009
INTRODUCTION From the late 1980s commercial Dynamic Light Scattering (DLS) detectors started being used in commercial biophysical laboratories throughout the world. These instruments enabled size measurements of small volumes of proteins and other biomaterials in solution to be made, with ...
Z' value of 0.92 indicates a highly robust assay combined with high quality instrumentation
27-04-2009
Introduction Immunoglobulins or antibodies are proteins that are involved in the immune response. They bind with high affinity at exogenous substances (antigens). Immunoglobulins (Ig) are classified according to the structure. The most present antibody in plasma is IgG. It is part of the ...
25-08-2008
Linear concentration trends were seen at 340 and 260 nm for NADH and NADPH The limit of detection (LOD) for NADH is 309 ng/mL and for NADPH it is 931 ng/mL This assay can be performed on the SPECTROstar, FLUOstar, and POLARstar Omega microplate readers #img4500#Introduction Nicotinamide ...
24-06-2008
Catalysts are widely used as an important auxiliary material in the chemical and petrochemical industry. They are able to accelerate chemical reactions by lowering the activation energy, i.e. they change reaction kinetics. Thus, using catalysts in industrial processes has the advantage of ...
08-05-2008
Abstract: For the understanding of interactions in the muscle-growth directing myostatin-pathway and therefore also for the establishment of high sensitive detection strategies for gene-doping, detailed studies of protein concentration levels in biological matrices and appropriate highly ...
FusionOpticsTM - The New Dimension of Stereomicroscopy
17-03-2008
Up to 80 percent of our experience of our visual environment takes place via our visual perception. Without spatial vision, we would hardly be able to stay oriented. In recent decades, the neurosciences have gained many insights into the complex processes by which our brain's visual cortex ...
28-02-2008
Fast and homogeneous assay to determine the protein concentration of samples Dye shift can be followed with the spectrometer tool in the new FLUOstar Omega New easy to use Omega evaluation software is introduced #img4365# Introduction Determining the protein concentration of samples is a ...
26-09-2007
Introduction The main focus in proteomic studies is on the identification of proteins in given biological samples. Proteins isolated and separated from a given sample (e.g., whole cell lysates, blood or tissue, protein complexes) by immunoprecipitation or affinity chromatography or ...
19-09-2007
Introduction One of the most interesting aspects of real-time PCR based on detection of fluorophoric-labeled oligonucleotides, such as Hydrolysis probes, and Molecular Beacons, is the possibility of being able to detect conveniently multiple targets in the same PCR reaction (multiplex PCR) ...
12-09-2007
Introduction The purpose of the study was to screen sequence variations of the cytidine deaminase (CDA) gene in tumor samples. CDA plays a key role in the tumoral and hepatic catabolism and inactivation of gemcitabine, a nucleoside analog extensively used in chemotherapeutic treatment of ...
