Carbon nanotubes made into conductive, flexible 'stained glass'
... alternative transparent conductor. Utilizing a technique known as density gradient
ultracentrifugation, the researchers have produced carbon nanotubes with ... to pre-existing carbon nanotube materials.
In addition, density gradient
ultracentrifugation allows carbon nanotubes to be sorted by their optical ...
Model predicts evolution of Mediterranean landscape following fires
... automata to represent fire
"We used 'cellular automata' to represent how fires spread, bearing in mind the flammability of the ground cover, the gradient
of the land, wind speed and moisture levels of the vegetation", the lead author of the study, James D. A. Millington, from Michigan State University ...
STAAR Surgical Releases Afinity(TM) Collamer(R) Aspheric Single Piece NTIOL
"Our patented Collamer material has similarities with the eye's natural crystalline lens. Collamer has high water content and a gradient
refractive index, much like the natural lens, providing for its superior anti-glare characteristics. It is also highly compressible which allows the ...
Method sorts out double-walled carbon nanotube problem
... now offer a clever solution to the double-walled nanotube production problem. They used a technique developed at Northwestern called density gradient
ultracentrifugation to cleanly and easily separate the double-walled nanotubes (DWNTs) from the single-walled nanotubes (SWNTs) and multi-walled ...
VAP(R) Cholesterol Test Helps Researchers Identify Treatment Effects of Combination Therapy
... (IDL), LDL and HDL subfractions was quantified using the
Vertical Auto Profile method. LDL particle size was determined using
gel electrophoresis (S3GGE(TM) Berkeley Heart Lab).
A key feature of the comprehensive VAP Test is the identification of
the major lipid components ...
New map IDs the core of the human brain
... used state-of-the-art diffusion MRI technology, which is a non-invasive scanning technique that estimates fiber connection trajectories based on gradient
maps of the diffusion of water molecules through brain tissue. A highly sensitive variant of the method, called diffusion spectrum imaging (DSI), can ...
New Chromatography Detectors From Varian, Inc. Extend the Range of Universal Detection for HPLC and LC/MS
... of two new evaporative light
scattering detectors (ELSD) for conventional and high speed liquid
chromatography. With their universal response, full gradient
compatibility, and excellent baseline stability, Varian ELSDs possess key
advantages over conventional UV and RI detectors for busy ...
Life at the jolt
... the flow of electrons.
The treatment of the biofilm matrix as a conductor allowed the team to describe the transport of electrons driven by the gradient
in the electrical potential. The relationship between the biofilm matrix and the anode could now be described by a standard equation for an ...
Fluid theory confirmed by Foton
... scientists discovered that these tiny fluctuations in fluids and gases can increase in size, and even be made visible to the naked eye, if a strong gradient
is introduced. One way to achieve this is to increase the temperature at the bottom of a thin liquid layer, though not quite enough to cause ...
BioNanomatrix Announces Issuance of Key Nanofluidics Patent Enabling Single Molecule Whole Genome Analysis
... a simple approach that allows the construction of hundreds of
thousands of enclosed, parallel nanofluidic channels on a single surface,
using a gradient
structured interface to gradually guide the biologically
active molecules into the nanoscale channels. This simple technique is
ideally suited for ...
... in flow path
pressure (autosampler), high-speed gradient
and solvent delivery units), and ... and peak area of 7 alkyl phenones under
conditions and a 1-minute run time.
Prominence ... the column,
causing a temperature gradient
the columns cross section. ...
Speciation of Arsenic by LC-ICP-MS
... can be performed using either an isocratic or gradient
LC method (see Figures 2 and 3). Using either ... is 0.01 μg/L (10 ng/L).
While the gradient
method increases the analysis time by ... peak (75ArCl). As shown in Figure 5, the gradient
method adequately separates the Cl peak from the ...
2D-LC analysis of phosphopeptides in brain tissue using Ettan MDLC and Finnigan LTQ
... and eluted at 100 µl/min with a linear salt gradient
of 0–30% B over 40 min (A: 20 mM citric ... analytical column at 250 nl/min with a linear gradient
of 0–60% B over 50 min (A: 0.1% formic ... digest was first separated by SCX using salt gradient
elution. The chromatogram is shown in Figure 2. ...
Use of the DCode System to Detect the Food-Borne Bacterial Pathogen Listeria monocytogenes
... of gene fragments that, when evaluated by density gradient
(DGGE), produced ... and L. seeligeri . 5
gel electrophoresis (DGGE) can be used to ... can be controlled by establishing
of DNA denaturants such as urea and formamide ...
Detection of Apolipoprotein Gene Variants by DGGE Using the DCode System
... diseases. We have used the
gel electrophoresis method (DGGE) 1 using the ... the percentage range
of the denaturing gradient
to be used in the gels. Multiple aliquots of
... epi-illumination at 254 nm. 4 A 3565% denaturing gradient
was used for apoA-I and a ...
Monitoring Bacterial Genetic Diversity in a Freshwater Lake Using TTGE and DNA Sequence Analysis
... the use of Temporal Temperature
Gel Electrophoresis (TTGE) as the method of ... studies. In the commonly used Denaturing gradient
Gel Electrophoresis, 5
... by using TTGE, one avoids pouring chemical gradient
Detection of Mutations in the CYP21 Gene Using the DCode System
... a complicated matter. We have used the denaturing gradient
method (DGGE) ...
gel electrophoresis was carried out using the ...
Use of the PROTEAN Plus Dodeca Cell for Second-Dimension SDS-PAGE, Rev A
... cell was used to run up to 11 vertical 916% gradient
SDS-PAGE gels. Comparison
of the gel ... chamber, and
the Model 395 gradient
former. (The Model 495 gradient
#165-4121, is now ...
The Gradient Feature: Use in Optimization of Allelic Discrimination Assays, Rev B
... under the presence of a mismatch.
feature was developed to be used with the Bio-Rad iCycler
iQ system. The gradient
allows evaluation of up to eight annealing, ...
Enzyme Purification With the Econo-Pac Q Cartridge
... than the user-packed column. (Note: The two gradient
profiles are slightly different.)
are loaded onto a column, and the gradient
is initiated. Fractions of
4.7 ml were ... are loaded
onto a cartridge, and the gradient
FPLC and Sephadex are ...
Using the DCode System to Identify DNA Sequence Variation for Studies of Population Structure in Marine Organisms
... in wild or domesticated populations. Denaturing gradient
gel electrophoresis using the DCode ... two tautog PCR products,
denaturing gels were run to determine their ... (not shown) suggested a parallel
range of 40% to 60% denaturant for the cyt b ...
Temporal Temperature Gradient Electrophoresis: A Powerful Technique to Screen Mutations
... conformation polymorphism (SSCP), 1 denaturing gradient
gel electrophoresis (DGGE), 2 ... electrophoresis (CDGE), 3
gel electrophoresis (TGGE), 4 heteroduplex ... new technique called temporal temperature gradient
Separation of HLA-DRB Alleles by Denaturing Gradient Gel Electrophoresis using the DCode System
... exon of HLA-DRB alleles, using denaturing gradient
(DGGE). When ... established on a perpendicular denaturing gradient
as described by Myers
and coworkers. ... gel with an increasing
from 0% to 80% denaturant (100% denaturant=7 M ...
TTGE on the DCode System
Temporal temperature gradient
electrophoresis (TTGE) exploits the principles
upon which denaturing gradient
gel electrophoresis (DGGE) and constant
... there is no need for a chemical denaturing gradient
which is the advantage
in CDGE. The ...
Separation of 16S rRNA PCR Products From a Model Community Using Temporal Temperature Gradient Gel Electrophoresis, Rev A
... of PCR products by using temporal temperature gradient
In the commonly used Denaturing gradient
Gel Electrophoresis, 6 electrophoretic
one avoids pouring chemical gradient
We have developed a strategy ...
Identification of Disease Causing Mutations in Phenylketonuria by Denaturing Gradient Gel Electrophoresis Using the DCode System
... combined with Multiplex
Gel electrophoresis analysis (Michiels et al., ... and MP10) or a 3080% (for MP1 and MP7)
(Model 475 gradient
Delivery system, Bio-Rad) of
urea and ...
Detection of p53 Gene in Breast Cancer by Denaturing Gradient Gel Electrophoresis and the DCode System
gel electrophoresis (DGGE) is one of the most ...
high temperature in the presence of a gradient
of chemical denaturant.
DNA melting is ... All products were analyzed both in perpendicular gradient
Detection of Variation in Highly Polymorphic Mhc Genes by Denaturing Gradient Gel Electrophoresis Using the DCode System
... of population
markers. Denaturing gradient
gel electrophoresis (DGGE) detects sequence
... and a 2 codon indel on a
gel (Figure 1). Dissociation of A1 alleles
... on 4065% (7.5% acrylamide) parallel
gels was used to determine the run-time that
Detection of Mutations in the Fas Antigen of Lymphoma Tumors by RT-PCR and Denaturing Gradient Gel Electrophoresis
(SSCP), and denaturing gradient
gel electrophoresis (DGGE), among others.
... acrylamide gel (37.5:1) with a perpendicular gradient
12.537.5% denaturant. ... analyses
were done in a parallel gradient
of 1530% denaturant at 60 C,
DGGE Analysis for Non-Invasive Studies of Primate Diet
The applications of denaturing gradient
gel electrophoresis (DGGE) to
the ... were first analyzed on a perpendicular denaturing gradient
poured with Bio-Rads Model 475 gradient
Former. The gel
was 6.5% 37.5:1 ...
DGGE Analysis Using the DCode System, Rev B
gel electrophoresis (DGGE) is one of several ... of uniform temperature and a linear denaturant gradient
formed with urea
and formamide ... of 7 M urea and 40% formamide. The denaturing gradient
may be formed perpendicular
A Multiple Mutation Model System as a Test Development and Training Tool for Denaturing Gradient Gel Electrophoresis
... 1993). One of these methods, denaturing gradient
gel electrophoresis (DGGE),
has been ... polyacrylamide gel containing a linear
of denaturant. As the fragment migrates through the
the strands begin to melt. The melting
Separation Reproducibility With the BioLogic Chromatography Systems
... respectively. Proteins were eluted with a linear gradient
050% buffer B (buffer A + 1 M NaCl). ... the
protein sample using an Econo gradient
pump. For the
BioLogic LP system, 1 ml ... standard deviation
associated with the gradient
slope, 4.88 0.01 mS/cm/min, indicates
Rapid Chromatography Optimization by pH Scouting Using the New BioLogic Maximizer Valve System, Rev A
parameters, such as buffer pH and gradient
... experiments, varying the pH or
characteristics, or both, for each run. It is not ... using a 50 ml, 075% buffer
B (1 M NaCl) gradient
for our preliminary experiments. The protein
QIAGEN Multiplex PCR Handbook
... Optional : If a thermal cycler with a temperature gradient
can be used, determine the ... temperature by performing
... Optional: If a thermal cycler with a temperature gradient
can be used, determine ...
Two-step Gradient PCR*
... extension of the PCR techniqueTwo-step
PCR. This method offers significant time-savings ... was performed using the Eppendorf Mastercycler gradient
which provided excellent, ... out using the Eppendorf Mastercycler
and Eppendorf Taq Polymerase. Nine micro liters ...
PCR (for Mastercyclera gradient
PCR is used to optimize temperatures in a PCR ...
The Eppendorf Mastercycler gradient
provides a gradient
that in one single run ...
Technology allows seamless transfer of gradient
experiments to standard
PCR protocols. ...
Two-dimensional Optimization of a Semi-nested PCR
for Detecting Listeria monocytogenes
... were carried out using the
from Eppendorf. Loading buffer (Sambrook
... mM 3.5 mM) and by applying a temperature gradient
70C). 20 fg Listeria ... by applying a temperature
(55C 65C; 3 mM MgCl2). 20 fg Listeria