gels in Biological Technology

Atomic force microscopy reveals liquids adjust viscosity when confined, shaken

... and silicone oil when they were confined, meaning they behaved more like gels or glass. The researchers also showed that the relaxation times depended ... similar to that widely observed in metastable complex fluids, such as gels or supercooled liquids, noted Riedo. Because we observed these phenomena ...

BioSyntech Reports Positive Results from Pivotal Trial for BST-CarGel(R) Cartilage Repair Device

... technology is a family of hydrogels called BST-Gel(R), some of which are liquid at low temperature and solid at human body temperature. These gels can be injected or applied to a specific local site and offer beneficial properties for the local repair of damaged tissue such as cartilage, bone ...

Phosphagenics Announces Completion of Transdermal Patch Prototypes

... both reservoir and matrix patches that contain TPM and oxycodone and produce sustained delivery. A reservoir patch is characterized by incorporating gels within the membrane, whereas matrix patches contain drugs in a solid form. The matrix patch is ideally suited for opioids such as oxycodone where ...

Serica Technologies Receives FDA 510(k) Clearance for SeriScaffold(TM) Technology for Soft Tissue Repair

... support and relief to damaged tissues, in order to promote restored function. The company's ligament grafts for ACL repair, surgical meshes, and gels are comprised of the fiber protein of the B. mori silkworm, which has centuries of human use. In pre-clinical studies, Serica's silk-based ...

ImQuest Presentations at CROI Report Significant Advances in Therapeutic and Microbicide Product Development Programs

... agent to prevent the sexual transmission of HIV. Ms. Watson was also an invited participant in a themed discussion entitled "Novel Microbicide gels and Rings". ImQuest is currently working on the development of IQP-0528 as both a gel and an intravaginal ring product in combination with other ...

Polymer Science Releases New Silicone Gel Adhesive Products for MD&M West

... a real difference in neonatal and geriatric care." In addition to PS-1154, PS-1155, and PS-1156, Polymer Science also offers customized silicone gels that can be coated as continuous or discontinuous configurations on a variety of substrates and backings. Polymer Science manufactures products in ...

BioSyntech Achieves Enrolment Goal for Pivotal Trial of BST-CarGel(R), its Cartilage Repair Device

... technology is a family of hydrogels called BST-Gel(R), some of which are liquid at low temperature and solid at human body temperature. These gels can be injected or applied to a specific local site and offer beneficial properties for the local repair of damaged tissue such as cartilage, bone ...

BioSyntech to conclude enrolment for pivotal BST-CarGel(R) trial in February 2009

... technology is a family of hydrogels called BST-Gel(R), some of which are liquid at low temperature and solid at human body temperature. These gels can be injected or applied to a specific local site and offer beneficial properties for the local repair of damaged tissue such as cartilage, bone ...

Technical Note: E-PAGE(TM) 48- and 96-Well Gels on the Odyssey(R) Infrared Imaging System

... LINCOLN, Neb., Nov. 19 /PRNewswire/ -- LI-COR Biosciences has released a new Technical Note for using E-PAGE 48- and 96-well gels the Odyssey Infrared Imaging System. The E-PAGE 48- and 96-well electrophoresis systems (Invitrogen Corporation, Carlsbad, CA) provide a ...

Bluestar Silicones Presents Adhesive Gels for Wound Care at Medical Grade Polymers Conference

... that provide differentiated performance features for wound care, scar management and transdermal drug delivery. "Adhesive silicone gels are ideal for wound care and transdermal applications for their physical properties and inherent biocompatibility," says Dr. Thiria. "The hydrophobic ...

Penn researchers demonstrate a flexible, 1-step assembly of nanoscale structures

... from an array of 1 μm diameter silicon pillars spaced 2 μm apart on a square lattice. When exposed to the organic solvent toluene, PDMS gels swell by as much as 130 percent. As the osmotic pressure builds, the circular pores in the PDMS deform and eventually snap shut to relieve the ...

ULURU Inc. to Present at the 8th World Biomaterials Congress

... of these posters are "Formulation and Preclinical Evaluation of Hydrogel Nanoparticle-Hyaluronic Acid Dermal Fillers" and "Hydrogel Nanoparticle gels as Breast Implant Filler Materials." Commenting on the upcoming presentation Dr. John St. John stated "I am very pleased to be an invited speaker ...

72% of Women Are Dissatisfied With Their Current Treatment of Vaginal Infection, Survey Finds

... -- Despite the high incidence of women's health conditions that require intra-vaginal drug delivery and the abundance of intravaginal creams, gels and ovules, a recent survey found that an alarming majority of women find their current treatment options "unacceptable" or "intolerable". The ...

Kiwa Bio-Tech Products Group Discusses Cooperative Efforts With Canadian Agricultural Ministry and Canadian Company

... is able to offer health conscious consumers a unique natural alternative to petroleum-based ingredients. Natunola offers its customers vegetable gels based on canola, sunflower, castor and rice bran oils, as well as customized ingredients. About Kiwa Bio-Tech Products Group Corporation The ...

National Survey Shows Most Women Are Not Satisfied With Their Progesterone Treatment

... caused irritation and nearly half found them awkward to administer. A third experienced moderate to very severe side effects. Most women who took gels and vaginal capsules found them messy and leaky. Of the 11 percent (37 people) who used a progesterone gel, more than three- quarters experienced gel ...

ECL Semi-dry Blotters

... electrotransfer of proteins from polyacrylamide gels in less than 1 h • Minimal ... TE 70 and TE 77 The TE 70 accommodates gels up to 14 × 16 cm, such as from the SE 400 ... series.

The TE 77 accommodates gels up to 21 × 26 cm, or four mini-gels ...

Multiplex protein detection with the ECL Plex fluorescent Western blotting system using the Ettan DIGE Imager

... images of Cy™2-, Cy3-, and Cy5 labeled gels and protein blots.

In this ... with low-fluorescent glass, for naked gels Typhoon 9410 ... was loaded onto Novex 12% Tris-glycine gels in a series of two-fold dilutions from 5 ng to ...

Extended data analysis using DeCyder EDA

... patient sample was run as a duplicate on separate gels that included dye swapping. The two spot maps ... Standard spot maps from the master and matched gels (to provide matching information) were copied ... duplicate patient were of very low quality. Both gels were from the same casting batch and showed ...

Use of the DCode System to Detect the Food-Borne Bacterial Pathogen Listeria monocytogenes

... and parallel gels. Perpendicular gels have an increasing gradient of denaturants from ... direction of electrophoresis. Parallel gels have an increasing gradient of denaturants from ... the direction of electrophoresis. Perpendicular gels are normally used to determine the ...

Detection of Apolipoprotein Gene Variants by DGGE Using the DCode System

... were loaded onto 7.5% acrylamide (38.5:1) DGGE gels at hourly intervals. These travel gels were run in the DCode system apparatus at ... apoA-I fragments and 4h for apoB. The gels were stained for 30 minutes in SYBR Green and ...

Analysis of Bacterial Assemblage Genetic Diversity in Environmental Samples Using the DCode System

... through 0.45 m filters. Parallel-style gels were cast using the Model 475 Gradient Former (Bio-Rad, Hercules, CA). gels were run in a DCode unit in 1x TAE at 60 C for ... h at 170 V (Bio-Rad Model 200/2.0 Power Supply). gels were subsequently stained with a ...

Sample Preparation Solutions for Cellular Protein Fractionation Poster, Rev A

... protocols address two key issues in applying 2-D gels to proteomics analysis of complex ... the capabilities of applying 2-D gels for proteome analysis of complex cellular ... Focused IPG strips were loaded onto 816% SDS-PAGE gels following equilibration for 10 min ...

Use of the PROTEAN Plus Dodeca Cell for Second-Dimension SDS-PAGE, Rev A

... 1) for running 2-D SDS-PAGE slab gels with preparative protein loads. The Dodeca ... reproducible set of second-dimension gels with very little smearing or streaking associated ... Such is the importance of running high-quality gels for image analysis that many ...

Advantages of ReadyAgarose Precast Gels Over 96-Well Handcast Gels for High-Throughput Analysis, Rev A

... Running PCR samples on agarose gels is a routine yet timeconsuming procedure. ... Bio-Rads 2 x 32-well ReadyAgarose precast gels instead. ReadyAgarose gels are cast in their own UV-transparent running tray ...

The Bio-Rad Silver Stain, Rev E

... The most important advantage of silver staining gels is the increased sensitivity obtained ... potentials between sites in gels occupied by protein and adjacent sites not ... to 1.0 mm thick. Times are longer for thicker gels and shorter for thinner gels. See the ...

Imaging and Analysis of DIGE Product Information Sheet, Rev B

... can be achieved by scanning the multiplex gels with the Molecular Imager FX ... well suited for image acquisition from gels containing Cy-dyed proteins. The laser and filter ... 695DF55 for Cy5. Loading the gels Into the Molecular Imager FX System ...

UV Nicking of DNA in Agarose Gels for Enhanced Transfer and Detection of Megabase Size DNAs

... efficiency of large (>100 kb) DNAs from agarose gels to membrane is poor unless the DNAs ... including UV nicking of pulsed field gels prior to transfer to membrane. The chambers ... for use with the GS Gene Linker UV chamber, with gels approximately 6 mm thick. If ...

Temporal Temperature Gradient Electrophoresis: A Powerful Technique to Screen Mutations

... Gel for size homogeneity of 281 bp. TTGE gels (10 x 8 x 0.1 cm) contained polyacrylamide/bis ... in the figure legends. After electrophoresis, the gels were stained in 0.5 g/ml ethidium ... example, Borresen et al. cast the TTGE gels with a denaturant concentration approximately ...

Purification and Characterization of beta-Lactoglobulin Genetic Variants A and B Using Preparative Electrophoresis and Isoelectric Focusing

... modifying the method of Laemmli.31 Briefly, gels containing a 1220% acrylamide ... 10 l sample was injected per well. The gels were run (PROTEAN II electrophoresis ... standards) were run simultaneously. The gels were stained with 0.025% Coomassie ...

Microbial Diversity in Ground and Surface Water Analyzed by Denaturing Gradient Gel Electrophoresis Using the DCode System

... the DCode system. The polyacrylamide gels (7.5%) contained a denaturing gradient ... 7.4, 20 mM sodium acetate, 1 mM EDTA). gels were poured with a stacker on top (7.5% ... for 16 hours. After electrophoresis, the gels were stained with silver nitrate, 6 ...

Isolation of Low Molecular Weight Digestion Products of the Human Platelet Thromboxane A2 Receptor, Rev A

... a procedure for casting tricine tube gels in the continuous elution preparative ... gel composition for the 16.5% tricine gels used in these experiments. The separating gel ... Following complete polymerization, the gels were stored at 4 C overnight to allow ...

Fractionation of Bovicola ovis Homogenates Using the Mini Whole Gel Eluter

... SDS-PAGE in 12% preparative well Tris-HCl Ready gels (Bio-Rad). Protein fractions were ... in 12%, 15 well Tris-HCl Ready gels (Bio-Rad) and proteins were visualized by ... and do not separate well on SDS-PAGE gels (Figure 1A, lane a). Individual proteins are ...

Detection of p53 Gene in Breast Cancer by Denaturing Gradient Gel Electrophoresis and the DCode System

... were analyzed both in perpendicular gradient gels and parallel gradient gels. ... at 56 C. After electrophoresis, the gels were stained in a 1:10,000 dilution of ... destained in 1x TAE buffer for 45 minutes. The gels were imaged under UV ....

Detection of Variation in Highly Polymorphic Mhc Genes by Denaturing Gradient Gel Electrophoresis Using the DCode System

... (7.5% acrylamide) parallel gradient gels was used to determine the run-time that ... in the remaining lanes. Parallel DGGE gels were photographed with a CCD camera ... factors affect our ability to produce DGGE gels of sufficient quality to score ...

Continuous-Elution Electrophoresis for Purification of the Baculovirus-Expressed Coronavirus Structural Proteins, Rev A

... in analytical polyacrylamide slab gels and stained with Coomassie blue (Wu ... kDa was detected on both polyacrylamide gels and nitrocellulose membranes (Figure ... proteins. On both polyacrylamide gels and nitrocellulose membranes, a minor 100 kDa ...

A Multiple Mutation Model System as a Test Development and Training Tool for Denaturing Gradient Gel Electrophoresis

... DGGE Denaturing gradient gels were prepared using a standard gradient mixer ... by the MacMelt software. The gradient gels were cast and samples were electrophoresed ... the consistency of pouring gradient gels in a high throughput environment and the expense ...

Acrylamide Polymerization A Practical Approach

... specific separation requirements. Electrophoresis gels and buffers can be chosen to provide ... of Polymerization Polyacrylamide gels are formed by copolymerization of acrylamide and ... solution and inhibit polymerization, resulting in gels which are too porous and mechanically ...

Ultra-Fast Purification of Small Nucleic Acids

... results with precise, ready-to-use gels and reagents Figure 1. ... Acids The flashPAGE gels provide consistent ... flashPAGE Pre-cast gels (Type A) ...

Advancing the quality control methodology to assess isolated total RNA and generated fragmented cRNA

... analyze their RNA samples using MOPS gels with gel electrophoresis. However, ... the quality of samples, pre-cast MOPS gels were used. Every now and then a problem with the gels was encountered, either user related or gel ...