Navigation Links
gel in Biological News

Self-assembling nano-fiber gel delivers high concentrations of clinically approved drugs

BOSTON, Mass. (Oct. 20, 2008) -- Two teams of scientists from Harvard-MIT Division of Health Science and Technology (HST) at Brigham and Women's Hospital have developed a new self-assembling hydrogel drug delivery system that is biocompatible, efficient at drug release, and easy to tailor. Importa...

Reversible 3-D cell culture gel invented

Singapore's Institute of Bioengineering and Nanotechnology (IBN), which celebrates its fifth anniversary this year, has invented a unique user-friendly gel that can liquefy on demand, with the potential to revolutionize three-dimensional (3D) cell culture for medical research. As reported in N...

Proteins in gel

This release is available in German . Several thousand test fields are tightly packed together on the tiny surface of a biochip. They permit the rapid analysis of substances, e.g. for diagnosing allergens in the blood. These biochips are already in widespread use for DNA testing. When it ...

Green gel

This release is available in German . Researchers at the University of California, Berkeley (USA) have now developed a new strategy for the formation of hybrid materials from synthetic polymers and proteins. They have thus been able to fuse the specific biological functions of proteins wi...

Swell gel could bring relief to back pain sufferers

Scientists at The University of Manchester believe injections of tiny sponge-like particles could provide an alternative to major surgery in the treatment of chronic lower back pain. Dr Brian Saunders from The School of Materials and Professor Tony Freemont from The Faculty of Medical and Human S...

Chemotherapy gel may fight breast cancer and reduce breast deformity

Women who undergo surgery for breast cancer followed by radiation therapy often experience breast deformities that can only be corrected through reconstructive surgery. Researchers at the McGowan Institute for Regenerative Medicine, in collaboration with bioengineers at Carnegie Mellon University, ...

Young scientists turn to gel to ease side-effects of cancer treatment

Three young scientists in the University of York's Department of Chemistry have developed a gel that could spare cancer patients some of the unpleasant and dangerous side-effects of radiotherapy. PhD students Andrew Wilson and Paul Watson, together with post-doctoral research fellow Mark Godber, ...

Polymer gel can block toxic leakage problem in gene therapy

Duke University biomedical engineers have devised a potentially patentable method to arrest toxic leakages of genetically engineered viruses that have plagued attempts to use gene therapy against cancerous tumors. The problem has been that viruses carrying anti-tumor genes have tended to leak from ...

Living anti-HIV gel shows early promise

Scientists are one step closer to developing a 'living gel' that could be applied to the vaginal or intestinal tracts to protect against HIV/AIDS infection. The researchers genetically modified bacteria that are normally present in the body to make them produce a protein that stops the HIV virus ...

Hand sanitizer gel works

Randomized trial finds reduced spread of GI infections in families with children in day careUsing an alcohol-based hand sanitizer gel significantly reduces the spread of gastrointestinal infections in the home, according to a study in the September issue of Pediatrics. In a study of 292 Greater Bo...

Vaginal gel may provide a new approach to HIV prevention

Research with female monkeys at the Tulane National Primate Research Center has for the first time shown that three different anti-viral agents in a vaginal gel protect the animals against an HIV-like virus. The research suggests that a microbicide using compounds that inhibit the processes by whic...

Nanodiamonds deliver insulin for wound healing

... insulin release from the nanodiamonds in the Northwestern study. Ho's group next will work on integrating the nanodiamond-insulin complexes into a gel and conducting preclinical studies. The researchers also will investigate different areas of medicine in which the nanodiamond-insulin clusters could ...

Healing power of aloe vera proves beneficial for teeth and gums, too

...inical, peer-reviewed journal. Aloe vera tooth gel is intended to perform the same function as toothp...cteriain the mouth. The ability of aloe vera tooth gel to successfully perform that function has been a p...ed the germ-fighting ability of an aloe vera tooth gel to two commercially popular toothpastes and reveal...

Scientists develop a new HIV microbicide -- and a way to mass produce it in plants

...cientists are using the engines of nature to manufacture pharmaceuticals that must undergo extensive safety and efficacy testing long before the first gel or cream is administered." ...

One sponge-like material, three different applications

...d doctoral student Santanu Bag make their catalyst using a method different from that of the conventional catalyst. The Northwestern material is a gel made of cobalt, nickel, molybdenum and sulfur that then is freeze-dried, producing a sponge-like material with a very high surface area. (One cubic ce...

Progress toward artificial tissue?

...bes in the presence of an ionic liquid, networking them to form a gel. This gel can be spun: just as silk and synthetic fibers can be wet-spun for textiles, the gel can be made into very fine threads when injected into a special bath. The d...

Protein analysis methods, viral vectors featured in Cold Spring Harbor Protocols

...," written by Harvey Millar and colleagues from the University of Western Australia, describes multiple experimental approaches using polyacrylamide gel electrophoresis (PAGE). Blue-native PAGE (BN-PAGE) allows a range of protein complexes to be visualized. When combined with sodium dodecyl sulfate P...

Re-awakening old genes to help in the fight against HIV

...lls and tissues to produce retrocyclins on their own. He said there is a good possibility the aminoglycoside antibiotics will be used in a cream or gel format that could someday be a simple way to prevent the transmission of HIV from men to women. ...

Home tooth bleaching slightly reduces enamel strength

...d into five groups of 10 each to undergo treatment. The researchers used whitening strips on two groups of samples and trays filled with whitening gel on three groups. The treatment times included up to 60 minutes once per day or 60 minutes twice per day according to manufacturer recommendations. All...

New high-throughput screening technique makes probing puzzling proteins possible

...teins possible, one major drawback is that the technique requires laborious gel or mass spectrometry analyses to determine the results of a given experimen... on the same broad-spectrum probes previously used for ABPP, but instead of gel techniques, the team has shown that it can rapidly read experimental result...

Time (and PPAR-beta/delta) heals all wounds

...anotypic skin cultures (OTCs) are made by embedding dermal fibroblasts in a gel of extracellular matrix proteins. Keratinocytes are seeded on top of this gel and the two cell types develop into an in vitro version of skin that looks ...

Exciting new companies at NJIT's small biz incubator get 100K in grants

...ers into NatureVgelTM gels, a unique material with gel and elastomer properties. "This project has two g...along with personal cleansing products like shower gel and for hair. "The material is so new," added Lin. "It can even be used for clear gel candles! We feel that our NatureVgel has great po...

Exciting new companies at NJIT's small biz incubator get 100K in lrants

...ers into NatureVgelTM gels, a unique material with gel and elastomer properties. "This project has two g...along with personal cleansing products like shower gel and for hair. "The material is so new," added Lin. "It can even be used for clear gel candles! We feel that our NatureVgel has great po...

Hydrogels provide scaffolding for growth of bone cells

...eated a hybrid hydrogel that incorporates a nanogel structure. This new hydrogel promotes the differentiation of cells, much like the hyaluronic acid gel while also releasing nanogels in a controlled and targeted manner. The researchers hope that this structure could be used to partner tissue engineerin...

Nothing stops an expert in the art of living

...face. However when they looked at a R. gorgonias hair in contact with a section of blowfly cuticle, the glue formed a discrete mass that looked like a gel with well-defined edges. The mirid bug's greasy coating appeared to disrupt the glue in some way, preventing it from adhering to the insect's surface....

How nonstick bugs evade natural fly paper

...face. However when they looked at a R. gorgonias hair in contact with a section of blowfly cuticle, the glue formed a discrete blob that looked like a gel with well-defined edges. The mirid bug's greasy coating seems to disrupt the glue in some way, preventing it from adhering to the insect's surface. ...

How non-stick bugs evade natural fly paper

...face. However when they looked at a R. gorgonias hair in contact with a section of blowfly cuticle, the glue formed a discrete blob that looked like a gel with well-defined edges. The mirid bug's greasy coating seems to disrupt the glue in some way, preventing it from adhering to the insect's surface. ...

Plant steroids offer new paradigm for how hormones work

...roteins." Because there can be hundreds of thousands of different proteins in a single organism, proteomics requires techniques, such as 2-dimensional gel electrophoresis, which can process and segregate thousands of proteins at a time based on differences in their size and charge. But even with thes...

American Society for Microbiology honors Regina S. Van Brakle

...her tertiary care laboratories to study this organism's mechanisms of resistance. She also led the effort to establish a laboratory using Pulsed Field gel Electrophoresis that maintains a database of Acinetobacter isolates to aid in further research and to assist in controlling spread to other patients. ...

Study shows single insecticide application can kill 3 cockroach generations

...oaches as they feed off of each other and transfer the poison, according to Purdue University entomologists who tested the effectiveness of a specific gel bait. It is the first time that scientists have shown that a pest control bait will remain effective when it's transferred twice after the first ki...

DNA fingerprinting simplified

... KNOXVILLE, TN Agarose gel electrophoresis" Most teenagers wouldnt have a clue what this scientific te...f the most frequently used tools in biochemistry and biotechnology, agarose gel electrophoresis is a common forensic technique often used in genetic or DNA...

Scientists test device to track medication adherence in patients with HIV/AIDS

...but when you took it or why you didnt take it. The researchers developed the adherence monitor by incorporating minute amounts of an alcohol into a gel capsule. The additive, called 2-butanol, is one of many GRAS Generally Recognized as Safe compounds approved by the Food and Drug Administration for...

Researchers mimic bacteria to produce magnetic nanoparticles

... had a specific alignment that the researchers hoped would serve as a template for the formation of cobalt-ferrite crystals. And the way in which the gel formed would help control the speed of the reaction. It worked rather well, Tanya Prozorov said, and we ended up with very nice hexagonal cobalt fe...

Human vascular system in mice

...spheroids stabilizes them, says Hellmut Augustin. The scientists Abdullah Alajati and Anna Laib have been able to inject such spheroids, embedded in a gel matrix, under the skin of mice and to stimulate the formation of a network of human blood vessels by means of growth factors. The mice were geneticall...

Promising new nanotechnology for spinal cord injury

... researchers have shown that a new nano-engineered gel inhibits the formation of scar tissue at the inju...red spinal cord fibers to regenerate and grow. The gel is injected as a liquid into the spinal cord and s...d, penetrating the site of the injury. When the gel was injected into mice with a spinal cord injury, ...

Technology uses live cells to detect food-borne pathogens, toxins

... Banerjee said. The suspension of live mammalian cells within a collagen gel is unique, according to the researchers. "This is the first time that an...hunia said. Researchers are trying to get these cells to live within the gel beyond four to six days, a current limitation. But Bhunia said this time-sp...

Powerful yet reliable proteomics techniques are the focus of a new methods book

...mple preparation and isotope-labeling. The next chapters present standard separation methods for proteins, peptides, and protein complexes, including gel electrophoresis, chromatography, and mass spectrometry. These are followed by chapters on modern, innovative procedures such as DESI (desorption elec...

Videos extract mechanical properties of liquid-gel interfaces

...een a pair of centimeter-scale circular plates, the researchers deposited a gel of polydimethylsiloxane (a common material used in contact lenses and micro...gel. The researchers discovered that the boundary between the liquid and gel became unstable in response to mechanical noise (irregularities in the moti...

American Chemical Society's weekly PressPac -- Jan. 2, 2008

...ce area more than 30 times higher than in normal wood. The collapse of this gel during drying likely caused TWs high shrinkage rate, the scientists say. Th...pplications. MTS ARTICLE #4 FOR IMMEDIATE RELEASE Characterization of a gel in the Cell Wall To Elucidate the Paradoxical Shrinkage of Tension Wood ...

MIT works toward engineered blood vessels

...in a multicellular structure with defined edges, also called a band structure. Once the band structures form, the researchers apply a commonly used gel that induces cells to form three-dimensional tubes. Unlike cells grown on a flat surface, which form a network of capillary tubes extending in random ...
Other Tags
(Date:8/22/2014)... Anyone who has suffered an injury can probably remember ... signs that the body is fighting back against the ... programs are activated to aid in tissue regeneration. An ... repair and regeneration, helping the body to heal after ... mechanism may interfere with healing in situations in which ...
(Date:8/22/2014)... strong antioxidants and can reduce free radical ... against oxidative stress? Jianbo Zhao and co-workers ... Medical University, China discovered that green tea ... neuronal apoptosis, indicating green tea polyphenols play ... under oxidative stress. The relevant study has ...
(Date:8/21/2014)... team of scientists including researchers from the University of Georgia ... as canolain the journal Science . Their discovery paves ... used widely in farming and industry. , Canola is ... the winter crop is increasingly cultivated in Georgia. Canola oil ... of saturated fat and rich supply of omega-3 fatty acids, ...
Breaking Biology News(10 mins):Tissue regeneration using anti-inflammatory nanomolecules 2Canola genome sequence reveals evolutionary 'love triangle' 2
(Date:8/22/2014)... 2014 Recently, iFitDress.com, a well-known wedding ... of discounted wedding gowns . In addition to ... these new products are provided with low shipping fees. ... to unveil the new wedding gowns. In our online ... for ladies to choose from. What’s more, all of ...
(Date:8/22/2014)... New Orleans, LA The LSU Health New ... Advanced Education Nursing Traineeship grant to increase access ... disadvantaged, underserved and under-represented groups, as well as ... the US Department of Health and Human Services ... will serve as the grant,s project director., The ...
(Date:8/22/2014)... 22, 2014 Natural Clear Vision , ... restore his own vision from legally blind to perfect 20/20 ... investigative review. , “There is a huge portion of ... everyday function, and most people just think that’s the way ... surgery that can be pretty risky at times,” reports Michaels. ...
(Date:8/22/2014)... time an oncogenic somatic mutation at amino acid 918 ... identified in small cell lung cancer (SCLC) tumors and ... produced increased intracellular signaling and cell growth. , SCLC ... 15% of all lung cancers and is strongly associated ... has been extensively examined for genomic alterations and targeted ...
(Date:8/22/2014)... Restore My Vision Today , ... Pearson to help people discover how they can get ... by instead improving their eyesight naturally has caught the ... , “There’s a reason why the glasses and contacts ... because people just assume that it’s their only option ...
Breaking Medicine News(10 mins):Health News:Discounted Wedding Gowns For Sale At Leading Online Shop iFitDress.com 2Health News:Natural Clear Vision: Review Exposes Kevin Richardson’s Program for Restoring Vision Naturally 2Health News:Novel oncogenic RET mutation found in small cell lung cancer 2Health News:Restore My Vision Today: Review Exposes Natural Eye Restoration Guide by Dr. Sen and Dr. Samantha Pearson 2
Other Contents