fluid

Effects of Thermal Cycler Well-To-Well Temperature Uniformity on PCR Results

...ed for blocktemperature uniformity. In this study, fluid temperature profiles and PCRresults were determine...searchPTC-100. The RoboCycler system showed better fluid temperature well-to-welluniformity, faster fluid temperature ramping rates, and more consistentPCR-p...

Chemical Stability of the Brinkmann Bottletop Dispenser and the Brinkmann Bottletop Buret

... Direct contact to dipensing fluid Valve block PF... Indirect contact to dipensing fluid Piston (2.510 ml) PFA PFA PTFE/PFA ...

The QIAGEN Guide to Animal Cell Culture

... just fill the chamber. Blot off any surplus fluid without disturbing the sample underneath the coverslip. 5. Transfer the slide to the microscope, and view a large square ruled by 3 lines using a 10x objective and 10x ocular. Count the total number of cells in 5 of the 9 maj...

Agilent 2100 Bioanalyzer Automated Analysis System

... reality. Designed to integratesample preparation, fluid handling andbiochemical analysis, "lab-on-a-chip"i...-a-chip technology provides: Miniaturized fluid pathways giveshortened run times Microfabricated chips yield betterreproducibility than conven...

RNAqueous-96 RNA Isolation Kit Automation Protocol

... (optional) Manually check for fluid remaining on filter plate. If fluid is present, centrifuge the filter plate/collection assembly to recover residual sample. ...

Detection of Mutant K-ras in a Kindred With Hereditary Pancreatic Cancer by DGGE

... Genomic DNA was isolated from tissue or from fluid obtained from patients at ERCP. K-ras exon...n when DNA was subcloned, or from the ERCP fluid or dysplastic tissue from III.15 (Table 1). Discussion K-ras mutat...

Genomic DNA Isolation From 1 ml of Body Fluid

...d Cell Lysis 1. Add 1 ml body fluid (e.g., cerebrospinal fluid, plasma, saliva, serum,...le has a high protein content, 0.5 ml body fluid may be added to 5.5 ml cell lysis solution. 2. Heat to 65C for 15 min to complete lysis. Alte...

Total RNA Isolation From 500 l Body Fluid

...r tube rated for high speed) containing 500 l body fluid (e.g., cerebrospinal fluid, plasma, saliva, serum, sputum, synovial fluid, urine, whole blood). 2. Vortex for 5 sec to mix thoroughly. 3. Heat sample to 65C for 5 min to complete lysis. Cool sample to room temper...

The Bio-Rad Silver Stain, Rev E

... ultrasensitive silver staining of cerebrospinal fluid proteins in neurological diseases, Clin Ch...mensional electrophoresis of cerebrospinal fluid proteins in multiple sclerosis and various neurological diseases, Electrophoresis 5, 236245 ...

2D-LC analysis of phosphopeptides in brain tissue using Ettan MDLC and Finnigan LTQ

...at can chelate phosphate groups are present in the fluid pathway of the LC system, resulting in highly sensitive analyses (2). <P >Separation of the tryptic peptides was performed in two dimensions, SCX followed by RPC. A Finnigan™ LTQ™ linear ion trap mass spectrometer was used for de...

Sensitive identification of phosphopeptides in brain tissue using Ettan MDLC and Finnigan LTQ

...at can chelate phosphate groups are present in the fluid pathway of the LC system, resulting in highly sensitive analyses (2). <P >Separation of the tryptic peptides was performed in two dimensions, SCX followed by RPC. A linear ion trap mass spectrometer, Finnigan™ LTQ™, was used for d...

Self-Drying Vacuum Pumps... the solution for applications producing condensation

... system (patent pending). These new pumps blow the fluid out of the pump heads at high speed during the evacuation process. As part of the process, the pump heads are ventilated using a solenoid valve while the vacuum remains constant in the process. After the pump heads are dried, the pumps produce a m...

Simultaneous Screening of 23 Drugs of Abuse in Oral Fluid Using an LC/MS/MS Method

...screening of 23 drugs of abuse from extracted oral fluid samples. This method provides equal or better sens...shows a selection of opiates at 1 ng/ml in an oral fluid matrix. This is equivalent to approximately 10 times less than the current cut-off level.* F...

Multiplexed Quantitative Peptide Assays for Protein Biomarkers of Cardiovascular Disease in Human Plasma

...nd late stage validation of biomarkers in any body fluid is the ability to prepare and analyze many samples in parallel in a highly reproducible manner. The reproducibility of the LC-MRM method was assessed by measuring 10 LC-MRM replicates on the same sample. With no internal standard correction, the repr...

New Tools for Making and Processing Protein Microarrays.

...ncludes a base block, which provides the route for fluid channels, creation of micro-valves and 2 low-volum...diaphragm, a further micro channel block to create fluid paths, another membrane diaphragm and finally the reaction chamber block which is temperature contro...

Cyclodextrin enhances room temperature phosphorescence

...hibit virtually no phosphorescence in conventional fluid media. Scypinski and Cline Love report, however, that intense room-temperature phosphorescence occurs when these well-known carcinogens are present, with an external heavy atom, in the cavity of cyclodextrin. 4 Figure 1 depicts the inclusion of a ph...

Cell Proliferation Assays

...h solubilization of the DNA into the scintillation fluid was 45%. The dose-response curves from the assay for both TopCount and LSC are shown in Figure 2. The results are identical within experimental error. Conclusions Cell proliferation assays have been performed with the MicroMate 196 C...

Measurement of proteasome inhibition in live cells in Molecular Devices microplate fluorometers

... The FlexStation is similar, but with integrated fluid transfer capability. The SpectraMax M5 is a scanning multi-detection benchtop reader, also with top- and bottom-read capability. The Analyst GT is a multimode reader designed for high-throughput screening environments. MATERIALS...

UV Absorbance Measurements in SpectraMax Microplate Spectrophotometers MaxLine Application Note #32)

...th in each well varies, depending on the volume of fluid in the well and the degree of curvature of the meniscus. The variable light path has made it difficult for people to compare results obtained in microplate readers and spectrophotometers. The BeerLambert Law states that a...

Gq-coupled Receptor Assays Using FLEXstation

...ion, a 96-well microplate fluorescence reader with fluid transfer capabilities, to measure the activity of the canine P2Y 11 (cP2Y 11 ) G q -coupled receptor (1). The P2 superfamily of proteins includes the P2X family of ligand-gated ion channels and the P2Y family of G-coupled receptors (2). The P2Y rece...

Monitoring Receptor-Mediated Changes in [Ca2+]i Using Single-Wavelength and Dual-Wavelength Indicators on the FlexStation Workstation

... scanning fluorometer integrates sensitive optics, fluid transfer and temperature control, making it ideal for kinetic, cell-based fluorometric assays, such as the measurement of intracellular calcium, membrane potential and intracellular pH. Calcium (Ca 2+ ) is the most common signal transduction element...

Sciclone ALH Bulk Dispense Precision Testing

...ble gasses, at least three 2.5mL volumes of system fluid (in this case degassed tartrazine) are primed into... option) bulk reagent dispensers each with its own fluid path using either a syringe pump (this study) or a peristaltic pump. Our results clearly demonstrate...

Improving an Integral Part of the Lab: Vacuum

... system (patent pending). These new pumps blow the fluid out of the pump heads at high speed during the evacuation process. As part of the process, the pump heads are ventilated using a solenoid valve while the vessel vacuum remains constant in the process. After the pump heads are cleared of condensate...

Precision Testing for the Sciclone Advanced Liquid Handler Z8 Option

... Prime the lines of the Z8 until the system fluid reaches the lines just past the syringes. ... As a result of the purging, the system fluid (in this case degassed and deionized water) forms a continuous path from its source, through pumps, ...

Protein Depletion for Plasma and Serum Proteomic Analysis

... biological fluids such as cerebral spinal fluid (CSF), urine [16-18], saliva [19-21], interstitial fluid [22], amniotic fluid [23-26], follicular fluid [27], and platelet-derived microparticles in ...

XANTHOCHROMIA IN CEREBROSPINAL FLUID

Key words: Xanthochromia, Cerebrospinal fluid (CSF), Subarachnoid haemorrhage, Haemoglobin, Bili...ing the presence of bilirubin in the cerebrospinal fluid (CSF) and is used by some to differentiate in vivo subarachnoid haemorrhage from a traumatic lum...

Gram Quantities of MAb Produced with Simple Bioreactor in Serum-Free Perfusion Culture Replacing Ascitic Fluid Production

...tions has been traditionally produced from ascitic fluid with an average yield afterpurification of 5 mg/mouse. Yields produced using a contract service in 10 & 250 L batch reactors produced ~35 mg/L beforepurification. Using the CelliGen Plus perfusion system, yields of between 4 - 5 times that of the bat...

Glossary for The BioPharm Guide to Fermentation and Cell Culture

... serum The watery portion of an animal or plant fluid (such as blood) remain ing after coagulatio...n the cell that can be relatively clear and fluid filled, gas filled (as in a number of blue-green algae), or food filled (as in protozoa). ...

Merge Healthcare unveils diagnostic mammography tool

...s of the read. The new technology provides a more fluid reading method, allowing the radiologist to move from section to section and review the entire image. It also contains a picture archiving and communication system to improve workflow and the retrieval of prior images and information....

CIO Leadership Series: Brian Brylow, Robert W. Baird & Co.

...coming more sophisticated and relentless, and with fluid and demanding government regulations, there is no other way to approach it. "In our industry, requirements are constantly being revised and updated," he said. "It's a constant challenge." Based on his experience, the most critical element of a suc...

A high-tech Trek at the Tour de France

...then run tests through CFDesign , a computational fluid dynamics program that simulates the flow of air in virtual wind tunnels. The process is also helped along by top-of-the-line workstations. Damon Rinard, a Trek R&D engineer, credited the company's HP 9300 workstations, powered by AMD Opteron process...

Super advertising slogans, and super costs

...t achieved by strong and original names and not by fluid and ever-changing slogans. Colors, stripes, logos and slogans come and go, they flow with the budgets and the trade winds, but a solid name identity stays forever. Solid names slowly grow at the grass root level without major budgets, and eventually ...

WARF licenses patents for new glaucoma drug treatment

... changes in the trabecula meshwork that will allow fluid drainage from the eye and reduce pressure from excess fluid buildup. Under the terms of the agreement, Inspire will fund all further research, development, tes...

SGIs Wisconsin branch builds fastest supercomputer yet in four months

...to resume in 2005. It will also be used to analyze fluid dynamics and air flow in spacecraft and provide a model for earthquakes and severe thunderstorms. Its studying this ball how it moves and how it evolves, Thigpen said, [and] its looking to the technology that will go to space. Thigpen said that th...

State CIO wants to unify electronic government

...hallenge that state IT has ever faced. It's a very fluid and dynamic process, and I think that people are going to have to accept lots of changes along the way....

Avoid oblivion by choosing a brand name that dominates

... images and brand names, mostly via cyber mediums, fluid Web sites, new cyber branding and digital domain-n...being transferred to user-friendly, sophisticated, fluid sites where information changes constantly and services are available at bullet speed. Corporations ...

Entrepreneurial Profile: Kelly Henrickson, founder of Prodesse, Inc.

...MCW), and offered to pay him $25,000 for 1 ml. of fluid with a monoclonal antibody in it. Henrickson was happy to fill this order, and his customer was happy to have found a way to purchase monoclonal antibodies. "We had an assay that physicians were clamoring for," Henrickson explained. The initial requ...

Medical College discovery leads to new stents

...e site of stent insertion. Using 3D computational fluid dynamic modeling, LaDisa investigated specific factors of stent geometry that contribute to, or minimize, the likelihood of restenosis. We tested the hypothesis that differences in the geometric design of an implanted stent -- differences in number,...

Thieme Presents Unique Technology Angle at Gov.s Conference

...ontinued on this theme, explaining that due to the fluid nature of the world it was easier for changes to be made and boundaries to be broken. This continual evolution and growth allows technology to take hold and work its way into the framework of the world. Technology has so deeply restructured who we a...

High-Tech Solution for Farmers

... unit, which is clamped onto the nurse tank, sends fluid level data to the cab unit. Data transmitted also includes average application rate per acre and time remaining until the tank is empty. Startup aches and pains While some might have antiquated ideas about the agriculture industry, Sorenson said f...