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Polystyrene in Medical News

Roxane Laboratories, Inc. Initiates a Nationwide Voluntary Recall of Two Manufacturing Lots of Sodium Polystyrene Sulfonate Suspension in the US and Puerto Rico

COLUMBUS, Ohio, July 14 /PRNewswire/ -- Roxane Laboratories, Inc. announced today that it is conducting a nationwide voluntary recall of two manufacturing lots of Sodium Polystyrene Sulfonate Suspension, USP, 15 g/60 mL Unit dose bottles (NDC 0054-0165-51; Lot 856396A Exp April 2010, and Lot 8...

National Inventors Hall of Fame announces 2008 inductees

...y McIntire (1918 1996) Styrofoam® brand foam McIntire, a Dow chemist, created Styrofoam® brand foam, commonly used as building insulation. polystyrene foam has also given rise to dozens of everyday objects like coolers, coffee cups, packing insulation and more. Malcom McLean (1913 2001) Conta...

Bacteria Harnessed as Micro-Robot Motors

...n with chemicals. Sitti and Behkam began by sticking several S. marcescens - the kind of bacteria that cause pink stains on shower curtains - onto polystyrene beads 10 microns in diameter. These tiny "robots" were suspended in a solution containing water and glucose. The bacteria themselves are only abo...

Existing Brain Cooling Not Beneficial To Trauma Patients

...couples into rat brains and measured brain tissue temperature at various depths. In a second group of rats, Zhu used microspheres, tiny balls of polystyrene labeled with radioactive isotopes, to assess blood flow. He injected the microspheres, which were just large enough to get stuck in the capillaries of...

Current Cooling Devices Ineffective in Preventing Brain Injury

...ocouples into rat brains and measured brain tissue temperature at various depths. In a second group of rats, Zhu used microspheres, tiny balls of polystyrene labeled with radioactive isotopes, to assess blood flow. He injected the microspheres, which were just large enough to get stuck in the capillaries of...

Musical Instruments Pleasing To The Ear But Rough On The Skin

.... Sometimes this can lead to chronic eczema. Simple solutions, like changing the brand of rosin or changing to plastic or gold mouthpieces, plastic polystyrene reeds, or bronze strings may help prevent these conditions. Thus researchers conclude saying, far most epidemiological studies have focused on the...
Polystyrene in Medical Products

Sterile 5/Bag Polystyrene Multichannel Solution Basins

Description: • V-shaped bottom allows easy withdrawal of solution • Individually wrapped or 5 per bag • Corner pouring lips facilitate pour-out Disposable Multichannel Pipettor Solution Basin designed for 4, 8, and 12 channel pipettors. Angled sides and V-shaped bottom permits withdr...
Company:PGC Scientifics

Sterile Individually Bagged Polystyrene Multichannel Solution Basins

Description: • V-shaped bottom allows easy withdrawal of solution • Individually wrapped or 5 per bag • Corner pouring lips facilitate pour-out Disposable Multichannel Pipettor Solution Basin designed for 4, 8, and 12 channel pipettors. Angled sides and V-shaped bottom permits wit...
Company:PGC Scientifics

Sterile 5/Bag 100 mL Solution Basins

Description:... and V-shaped bottom permits withdrawal of nearly all of the solution. Corners have pouring lips to dispose of excess solution. Made of natural virgin polystyrene containing no regrinds. Sterile 5/bag packaging for high volume users. Sterilized by irradiation. Dimensions: 78 mm W x 152 mm L x 35 mm H (2 13/16 x ...
Company:PGC Scientifics

Sterile Individually Packed 100 mL Solution Basins

Description:... and V-shaped bottom permits withdrawal of nearly all of the solution. Corners have pouring lips to dispose of excess solution. Made of natural virgin polystyrene containing no regrinds. Sterile in individual bag packaging. Sterilized by irradiation. Dimensions: 78 mm W x 152 mm L x 35 mm H (2 13/16 x 6 x 1 5/16...
Company:PGC Scientifics

100 mL Solution Basins

Description:... and V-shaped bottom permits withdrawal of nearly all of the solution. Corners have pouring lips to dispose of excess solution. Made of natural virgin polystyrene containing no regrinds. Non-sterile. Dimensions: 78 mm W x 152 mm L x 35 mm H (2 13/16 x 6 x 1 5/16 ins.)....
Company:PGC Scientifics

DGH Pachette 3

Description:...ght, the PACHETTE 3 weighs only 0 .8 kilograms. Powered by two (2) AA NiMH rechargeable batteries The PACHETTE 3 probe is solid filled and has a clear polystyrene tip only 1.5 mm in diameter for easily visualizing the center of the cornea....
Company:DGH Technologies, Inc.

DGH Pachette 3 Ultrasonic Pachymeter

Description:...ght, the PACHETTE 3 weighs only 0 .8 kilograms. Powered by two (2) AA NiMH rechargeable batteries The PACHETTE 3 probe is solid filled and has a clear polystyrene tip only 1.5 mm in diameter for easily visualizing the center of the cornea....
Company:DGH Technologies, Inc.

IGF-1 EIA Endocrine Function 026-AC-27F1 Insulin Growth Factor

Description:...ivate binding proteins, and then diluted for assay. In the OCTEIA IGF-1 kit a purified sheep polyclonal anti-IGF-1 is coated onto the inner surface of polystyrene microtitre wells (the solid phase or capture antibody). The pre-treated, diluted sample is then incubated, together with horseradish peroxidase labele...
Company:ALPCO Diagnostics

Ritter 204 Manual Exam Table

Features:... Multi-Density Foam Top Design Powder-coated paint finish 18-guage steel shell Seamless polystyrene drawers Ball-bearing drawer glides 500 lb. weight capacity ...
Company:Midmark Corporation

Scienceware® Slide Tray Cabinet

Features:... The outer shell is white polypropylene Tray rails are polystyrene The vertically sliding door is clear acrylic A knob for easy opening Dimensions are 17 cm x 36 cm x 17 cm high (7.75 inches x 14 inches x 7.5 inche...
Company:Bel-Art Products
Polystyrene in Medical Dictionary

REM

...amatic and/or violent dreams. Producer of conveyor and sorting systems, UBC processing and supporting equipment. ... introduces the REM Expanded polystyrene Compaction Machine (EPS) ... ...
Polystyrene in Biological News

NIST-Cornell team builds world's first nanofluidic device with complex 3-D surfaces

...ield. In these novel experiments, the NIST-Cornell researchers tested their device with two different solutions: one containing 100-nanometer-diameter polystyrene spheres and the other containing 20-micrometer (millionth of a meter)-length DNA molecules from a virus that infects the common bacterium Escherichia ...

Measuring molecules to improve drug design

... drug-membrane receptor interactions. It will complement other techniques like X-ray crystallography. The DAC software was tested using fluorescent polystyrene microspheres only 100 nm across about one thousandth the width of a hair. "We are currently looking at more samples that require the ability to se...

Stanford researchers make first direct observation of 3-D molecule folding in real time

...est look The researchers who study molecular folding in Block's lab cannot actually see an RNA molecule under the microscope, but they can see two polystyrene beads; they attach one on either end, and that creates a dumbbell shape the laser beams can manipulate. Their largest beads are 1,000 nanometers acros...

JILA finds flaw in model describing DNA elasticity

...measuring positions of microscopic objects. A DNA molecule (green in the animation) is linked at one end to a moveable stage and at the other end to a polystyrene bead trapped by an infrared laser. While moving the stage to extend the DNA molecule, scientists measure changes in bead position using custom electro...

Bacteria ferry nanoparticles into cells for early diagnosis, treatment

...e from 40 to 200 nanometers - or billionths of a meter - are attached to the bacteria with "linker molecules." "The use of commercially available polystyrene nanoparticles makes this delivery system much simpler to implement than previous alternatives," Bashir said. This new delivery system also is mor...

Gold nanoparticles prove to be hot stuff

... demonstrated that 100-nanometer-wide gold beads, as expected because of their metallic nature, can be trapped and detected six times more easily than polystyrene particles of a similar size. However, the scientists also found that gold absorbs light and heats up quickly, by a remarkable 266 degrees (Celsius...

UCSD researchers develop 'smart petri dish'

... by the American Chemical Society, uses porous silicon crystals filled with polystyrene to detect subtle changes in the sizes and shapes of the cells. "One of t...mit electricity through computer chips. By attaching rat liver cells to the polystyrene within the crystals and measuring the scattering of light with a sensitive ...

UCSB researchers discover shape matters to macrophages

...spherical particles of controlled dimensions has been difficult. The researchers used macrophages from alveolar (lung sac) rat tissue and developed polystyrene particles of various sizes and shapes as model targets. Mitragotri and Champion used scanning electron microscopy and time-lapse video microscopy to s...

Microbes convert 'Styrofoam? into biodegradable plastic

...f the soil bacterium Pseudomonas putida, converted polystyrene foam ?commonly known as Styrofoam??into a biodegra... heating them in the absence of oxygen, to convert polystyrene ?the key component of many disposable products ?in... Worldwide, more than 14 million metric tons of polystyrene are produced annually, according to the U.S. Envir...

Tagging pathogens with synthetic DNA 'barcodes'

...ifferent codes can be created using only three fluorescent dyes. To amplify the signals, the researchers attached many DNA probes to the surface of polystyrene microbeads 5.5 microns (millionths of a meter) in diameter. The results can be read in several ways. One is in a flow cytometer, in which samples move...
Polystyrene in Biological Technology

New nanoscale process created by UCSB scientists will help computers run faster and more efficiently

... By putting those together, the polyethylene glycol loves the water and the polystyrene loves the oil, and they hate each other. polystyrene is found in disposable coffee cups, and according to the scientists is a fa...

UW paper in Science shows how some solids mimic liquids on nanoscale

...er words, scientists know the bulk properties of materials, such as gold or polystyrene (a strong plastic used to make Styrofoam). But it does not mean that if the... see the same thing. The UW paper explores the first few nanometres of a polystyrene surface. The researchers have developed a technique to look at the dynamica...

3-D photonic crystals will revolutionize telecommunications

... all have exactly the same diameter. Using emulsion polymerization, they also apply an additional structure measuring less than 20 nanometers onto the polystyrene particles. The intention is to develop the most stable possible, large volume, three-dimensional crystal into which one of the project partners will t...

New DNA-based technique for assembly of nano- and micro-sized particles

...ipulate particles into different formations. The researchers performed the experiments on gold nanoparticles measuring billionths of a meter and polystyrene (a type of plastic) microparticles measuring millionths of a meter. These particles served as models for the possibility of using the technique with ...

Serial Dilution with the Bravo Liquid Handling Platform

...eservoir for serial dilution by Row is placed on position 7). A reservoir containing 100 mL of 50 mM Tris-HCl is placed on position 3. A 96-well polystyrene plate is placed on position 5. 200 μL tip boxes are placed on positions 6 and 9. A Works4 liquid class for 51-200 μL dispense is utilize...

Practical Aspects of Evaluation of Chromatographic Data in Size Exclusion Chromatography

...usually quite expensive. Most commonly the readily available polystyrenes are used for calibration. Resulting molar mass should be then designated polystyrene equivalent molar mass. The selection of appropriate curve fit for the calibration data is of prime importance. The prerequisite for precise data...

384 Well Pipetting Precision and Accuracy Testing Using the Sciclone Advanced Liquid Handler

... Calibration of the Plate Reader To calibrate the plate reader, 75μL of degassed deionized water is pipetted into a 384 well polystyrene plate (Nunc #265196). To this plate, 1μL of the Tartrazine solution is manually added to each of 10 wells by successive 1μL dispensing from ...

Dispensing 0.5μL to "Dry" 384 Plates with the Sciclone ALH

...56;L of deionized water is pipetted in to a 384 Well Flat Bottom, Untreated polystyrene Assay Plates (COSTAR, Catalogue # 3702). Next, 0.5μL of the tartrazine...tartrazine dissolved with DMSO and dispensed into untreated, flat-bottomed, polystyrene plates only. Under these conditions we demonstrated that it is feasible to ...

Sciclone ALH 3000 Liquid Handler: Functional Characterization of the High Volume Head - Part 1: Plate-to-Plate Precision Testing

...180 μL dispenses while the Tempo-100 tips were used for all other data points. Plates: A variety of untreated 96-well, flat-bottomed, polystyrene plates were used. No evidence for differences in sample delivery were observed due to differences in plate brand. Reservoir: A...

96 Well Pipetting Precision Testing Using the Sciclone ALH with a 384 Fixed-Cannula Array

... Bulk Reagent Dispenser (Caliper Life Sciences) facilitated the continuous delivery of water across the columns of a 384 Well, Flat Bottom, Untreated, polystyrene Assay plates (COSTAR Catalogue # 9837). Absorbance was measured at two wavelengths using a SPECTRAmax (Molecular Devices Corporation) 2000/384 reader ...
Polystyrene in Biological Products

BD Falcon Cell Culture Flask, nontreated polystyrene from BD Biosciences - Discovery Labware

Description: Cell Culture Flask, nontreated polystyrene...
Company:BD Biosciences - Discovery Labware

Reacti-Bind Maleic Anhydride Activated Polystyrene 96-Well plates from Pierce Biotechnology, Inc.

Description: Features A direct, simple approach to covalently attach molecules to the well surface of an EIA plate Maleic anhydride maintains its integrity and availability for coupling for months under dry, room temperature conditions Open up new opportunities in ELISA development...
Company:Pierce Biotechnology, Inc.

Culture Micro Slides, Coated from Santa Cruz Biotechnology, Inc.

Description:... 75 x 25 mm; sterile recommended for immunohistochemistry of cell lines growing in suspension Poly-D-Lysine coated glass slides with polystyrene vessel, lid and safety removal tool; 8 wells/slide store at 4 C ...
Company:Santa Cruz Biotechnology, Inc.

Reacti-Bind 8-Well Strip plates Corner Notch from Pierce Biotechnology, Inc.

Description:...ell, CV =3% Well Shape (bottom): Flat Maximum Well Volume: 360 µl Packaging: 5 plates per sealed tray Features Special optically clear polystyrene formulation High antibody binding surface improves the overall performance in immunoassay applications Plates are certified for performance Cons...
Company:Pierce Biotechnology, Inc.

COSTAR FLASK 25CM2, ANGLED NECK, VENT CAP, PS, STERILE,CS=200 from Sigma-Aldrich

Description:... Disposable. Virgin, optically clear polystyrene with frosted labeling surfaces, volume graduations and alphanumeric coordinates for cell counting. 100% integrity tested. Linkage: This CLS number is ...
Company:Sigma-Aldrich

COSTAR FLASK 25CM2, ANGLED NECK, PHENOLIC-STYLE CAP, PS, STERILE,CS=500 from Sigma-Aldrich

Description:... Disposable. Virgin, optically clear polystyrene with frosted labeling surfaces, volume graduations and alphanumeric coordinates for cell counting. 100% integrity tested. Linkage: This CLS number is ...
Company:Sigma-Aldrich

COSTAR FLASK 75CM2, CANTED NECK, VENT CAP, STERILE, CS=100 from Sigma-Aldrich

Description:... Disposable. Virgin, optically clear polystyrene with frosted labeling surfaces, volume graduations and alphanumeric coordinates for cell counting. 100% integrity tested. Linkage: This CLS number is ...
Company:Sigma-Aldrich

BD BioCoat Collagen IV 35 mm Culture Dishes from BD Biosciences - Discovery Labware

Description:... BD BioCoat Collagen IV 35 mm Culture Dishes, tissue-culture treated polystyrene with a uniform application of mouse collagen type IV....
Company:BD Biosciences - Discovery Labware

BD BioCoat Laminin 35 mm Culture Dishes from BD Biosciences - Discovery Labware

Description:... BD BioCoat Laminin 35 mm Culture Dishes, tissue-culture treated polystyrene with a uniform application of mouse laminin....
Company:BD Biosciences - Discovery Labware

BD BioCoat Collagen I 35 mm Culture Dishes from BD Biosciences - Discovery Labware

Description:... BD BioCoat Collagen I 35 mm Culture Dishes, tissue-culture treated polystyrene with a uniform application of rat tail collagen type I....
Company:BD Biosciences - Discovery Labware
Polystyrene in Biological Dictionary

Sterile cell

.... Option 1: Rinse tissues three times with sterile cell culture medium containing antibiotics. ... ... Suppliers of Sterile Cell Scraper, polystyrene PS - Sterile Cell Scrapers Size in ... Cell Scraper - Sterile . Cryo Box Rack. Cage Bodies. Filter Cover. Label ... ... 32% and 53% and the ...
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