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Bringing the Cell Image into Focus
Nov 2
Improvements in transmission electron microscope (TEM) technology increase the power of this imaging tool for the study of cell biology.
Finding a Cure for Spinal Cord Injury with On-Demand LIMS
Oct 25
The Miami Project to Cure Paralysis finds an on-demand laboratory information management system (LIMS) helps to accelerate discovery in its HCS projects.
Saving Cells: Image Processing for Improved Viability, Part II: Iterative Deconvolution
3D light microscopy and deconvolution provide a means to investigate 3D structure, providing near-confocal quality images without the temporal requirements or potentially damaging phototoxicity associated with other 3D imaging technologies. This article is Part II in a series regarding viability, resolution improvement, and measurement in fluorescence imaging. Part I focused on spectral unmixing.
Saving Cells: Image Processing for Improved Viability
Sep 22
This article is Part I of a two-part series regarding viability, resolution improvement, and measurement in fluorescence imaging. Part II will focus on deconvolution.
HP Scalable Network Storage Systems for Life Sciences
Sep 13
Life sciences research today is advancing exponentially, each step bringing us closer to the realization of truly personalized medicine–preventive care and treatments designed specifically for each individual. In the near future, PCPGM healthcare researchers expect to be able to use predictive genetic testing to create custom treatment plans for individuals and deliver dramatic improvements over today’s one-size-fits-all approach. But research capabilities are only part of the equation; current storage and operating capacities must also evolve to accommodate ever-expanding amounts of data before the goal of personalized medicine can be realized.
Step up to the MIQE
Mar 30
Over the years, polymerase chain reaction (PCR) has evolved into a readily automated, high throughput quantitative technology. Real-time quantitative PCR (qPCR) has become the industry standard for the detection and quantification of nucleic acids for multiple application, including quantification of RNA levels. But a lack of consensus among researchers on how to best perform and interpret qPCR experiments presents a major hurdle for advancement of the technology. This problem is exacerbated by insufficient experimental detail in published work, which impedes the ability of others to accurately evaluate or replicate reported results.
Fast Optimization of a Multiplex Influenza Identification Panel Using a Thermal Gradient
The year 2009 was marked by the emergence of a novel influenza A (H1N1) virus that infects humans. There is a need to identify the different strains of influenza virus for purposes of monitoring the H1N1 strain pandemic and for other epidemiological and scientific purposes.
Advantages of Monolithic Laser Combiner Technology in Confocal Microscopy Systems
Jan 6
Fluorescence microscopy techniques require a reliable light source at the desired wavelength or wavelengths, with minimal downtime for maintenance and alignment. Lasers are a popular light source, although the alignment and upkeep of laser combiners is a time-consuming prospect for many users.
Using the Tecan Genesis Workstation to Automate a Cytometric Bead Array (CBA) Immunoassay
Mar 11
The poster describe the process involved in automating a Cytometric Bead Array (CBA) immunoassay developed to measure relative concentrations of serum antibodies against Tetanus (TT), Sperm Whale Myoglobin (SWM) and Keyhole Limpet Hemocyanin (KLH) in KLH-immunized volunteers.
Ensuring Quality in Assays Performed with Automated Liquid Handlers
Feb 2
The focus of this presentation is to highlight the need of ensuring quality in important assays performed with automated liquid handlers. Nearly all assays performed within a laboratory are volume-dependent. In turn, all concentrations of biological and chemical components in these assays, as well as the associated dilution protocols, are volume-dependent. Because analyte concentration is volume-dependent, an assay’s results might be falsely interpreted if liquid handler variability and inaccuracies are unknown or if the system(s) go unchecked for a long period.
Inkjet System for Protein Crystallography
Feb 1
X-ray crystallography is used routinely by scientists to obtain the three dimensional structure of a biological molecule of interest.Such information can be used to determine how a pharmaceutical interacts with a protein target and what changes might improve functionality. However, the crystallization of macromolecules still remains a serious hindrance in structural determination despite impressive advances in screening methods and technologies.
Attention Deficit & Hyperactivity in a Drosophila Memory Mutant
Nov 9 2009
Action selection is modulated by external stimuli either directly or via memory retrieval. In a constantly changing environment, animals have evolved attention-like processes to effectively filter the incoming sensory stream. These attention-like processes, in turn, are modulated by memory. The neurobiological nature of how attention, action selection and memory are inter-connected is unknown. We describe here new phenotypes of the memory mutant radish in the fruit fly Drosophila.
Toxicity of Sediment-Associated Pesticides to Chironomus dilutus and Hyalella azteca.
Nov 6
Two hundred sediment samples were collected and their toxicity evaluated to aquatic species in a previous study in the agriculturally dominated Central Valley of California, United States. Pyrethroid insecticides were the main contributors to the observed...
Special review issue.
Different knee joint loading patterns in ACL deficient copers and non-copers during walking.
PURPOSE: Rupture of the anterior cruciate ligament (ACL) causes changes in the walking pattern. ACL deficient subjects classified as copers and non-copers have been observed to adopt different post-injury walking patterns. How these different patterns affect the...
Selenium inhibits high glucose-induced cyclooxygenase-2 and P-selectin expression in vascular endothelial cells.
Selenium as a component of glutathione peroxidase may be beneficial in insulin resistance, hence potentially may modify the risk of diabetes and cardiovascular disease. The aim of our study was to evaluate whether selenium can also alter high glucose (HG),...
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Prokariotic Cell Collection in Denmark
Nov 6 2009
I would like to know about a prokariotic cell collection in Denmark. Is there a cell bank in this country? I need a Lactobacillus strain for a fermentation assay and this information about the bank is very helpful for me.
Request for Entries
Oct 16 2009
Ask the Experts is your chance to get the answers to questions on applications, materials, methods, processes, and technologies. Email you question to bst_web@advantagemedia.com, and the editors of Bioscience Technology will find an appropriate expert to answer it. Watch this space in the future to see the questions your colleagues are posting.
Georgetown study: Scleroderma dramatically under-diagnosed with commercial screening method
27 minutes ago
Joint pain linked to breast cancer drug not inflammatory arthritis or autoimmune disease
1 hour ago
Sunday Watch List: Citigroup Inc., International Paper Co., Lockheed Martin Corp., Northrop Grumman Corp., Weyerhaeuser Co., dPollution International Inc.
4 hours ago
McMaster scientists turn skin into blood
5 hours ago
New insect birth control strategy zaps cotton pests
Scientists convert skin into blood cells, potential new transfusion source
Cell phones help save the lives of mothers, infants and children
6 hours ago
Beckman Coulter`s New Particle-Size Software Speeds Geological Analysis
Oct 27 | News
Beckman Coulter Reduces Sample Size Requirements for Particle Analysis System
Oct 18 | News
Kaluza 1.1 from Beckman Coulter Analyzes 10-Million Event Flow Cytometry Files in Real Time
Oct 8 | News
GE Healthcare launches human cardiomyocytes for predictive toxicity testing
Oct 5 | News
Beckman Coulter to Market Trillium Flow Cytometry Assays
Oct 1 | News
Beckman Coulter Exhibits Total Lab Solutions at the 2010 World Stem Cell Summit
Sep 30 | News
Beckman Coulter and Habitat for Humanity Team Up for National Make a Difference Day
Sep 21 | News
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Viewing SureFocus Slides
Jun 11
A demonstration of SureFocus Microscope Slides in the review of AFB Smears. SureFocus Slides are a patent-pending breakthrough in tuberculosis detection, as their fluorescent staining circle remains visible during review, Fluorescence Microscopy.
Allen Institute for Brain Research
Oct 14 2009
Discussed in this interview are both the mouse brain project and the human cortex project with an emphasis on the importance of these projects to neuroscience research.