Hydrogel Current Events

Hydrogel Current Events, Hydrogel News Articles.
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New generation contact lenses cut risk of severe eye infection
Sleeping in contact lenses carries a significant risk of severe eye infection (keratitis), but the new generation silicone hydrogel lenses cut that risk fivefold, finds research in the British Journal of Ophthalmology. (2005-03-21)

Pumping iron: A hydrogel actuator with mussel tone
Using iron ions and chemistry found in the adhesive proteins of a certain mollusk, Bruce P. Lee of Michigan Technological University has developed a hydrogel actuator that moves when its pH is raised. (2014-03-05)

Gaming using a stretchy touchpad
Researchers have developed a highly stretchable touchpad that can be used to write words and play electronic games. (2016-08-11)

A hydrogel that adheres firmly to cartilage and meniscus
EPFL researchers have developed a hydrogel -- made up of nearly 90 percent water -- that naturally adheres to soft tissue like cartilage and the meniscus. If the hydrogel carries repair cells, it could help damaged tissue to heal. (2018-11-22)

Review on functional hydrogel coatings
Hydrogel-coated substrates combine the merits of both the substrates and hydrogels, enabling new functions and applications. Typical applications of hydrogel coatings can be found in both medical and non-medical areas, such as soft devices and robotics, invasive medical devices and implants. The emerging topic of functional hydrogel coatings are reviewed from three aspects: functions and applications of hydrogel coatings, methods of preparing hydrogel coatings with strong adhesion, and tests to evaluate the adhesion. (2020-12-22)

Researchers create 'soft robotic' devices using water-based gels
Researchers from North Carolina State University have developed a new technique for creating devices out of a water-based hydrogel material that can be patterned, folded and used to manipulate objects. The technique holds promise for use in (2013-08-02)

POSTECH team creates a more durable protein hydrogel based on elastic silk-like protein
Dr. Hyung Joon Cha's research team at POSTECH, Korea, examined the behavior of sea anemone to create a mechanically durable hydrogel. Their creation of an aneroin hydrogel provides significantly stronger properties than those of collagen, gelatin, and elastin. The mechanically durable and biologically favorable aneroin hydrogel shows clear advantages and could be used in various biomedical applications, especially for cell-containing biomaterials, cell-carrier patches, bio-artificial grafts, and burn dressing materials. Their research was published in Biomacromolecules. (2015-12-18)

Bio-inspired spiral hydrogel fiber qualified to be surgical suture
A team led by Prof. YU Shuhong from the University of Science and Technology of China reported a bio-inspired lotus-fiber-mimetic spiral structure BC hydrogel fiber with high strength, high toughness, excellent biocompatibility, good stretchability, and high energy dissipation. (2021-01-14)

TPU scientists develop eco-friendly hydrogel for agriculture
Scientists of Tomsk Polytechnic University, in cooperation with the Czech colleagues have developed a new hydrogel for agriculture. It is meant to retain moisture and fertilizers in soil. The difference of the new hydrogel from other formulations is that it is made entirely of natural components and degrades in soil into nontoxic products to humans, animals, and plants. The research results are published in the Journal of Cleaner Production (IF: 7, 246; Q1). (2020-11-29)

Maggot therapy similar to standard care for leg ulcers
Larval (maggot) therapy has similar health benefits and costs compared with a standard treatment for leg ulcers, find two studies published on bmj.com today. (2009-03-19)

Research warns against sleeping in contact lenses
Sleeping in contact lenses can lead to an increased risk of severe eye infection, new research suggests. (2005-03-21)

Nitric oxide-scavenging hydrogel developed for rheumatoid arthritis treatment
The research team of POSTECH utilized NO-cleavable-crosslinker that reacts to NO and developed a NO-scavenging nano-sized hydrogel (NO-Scv gel). They had done a test on animal successfully and confirmed its better effect than the current therapeutic drugs. (2019-06-04)

SUTD researchers develop a hydrogel for enhanced cell encapsulation and delivery
Cellulose nanofibers (CNF) hydrogel has great potential as a cell-encapsulation delivery carrier for sustained release of paracrine factors and for tissue regeneration, with unique versatility for injection, scaffolding, and 3D bioprinting. (2019-03-25)

Coaxing single stem cells into specialized cells
Researchers at the University of Illinois Chicago have developed a unique method for precisely controlling the deposition of hydrogel, which is made of water-soluble polymers commonly used to support cells in experiments or for therapeutic purposes. The researchers noticed that their technique - which allows for the encapsulation of a single cell within a minute hydrogel droplet - can be used to coax bone marrow stem cells into specialized cells. (2020-09-03)

Highly elastic biodegradable hydrogel for bioprinting of new tissues
Researchers at The University of Texas at Arlington have developed a highly elastic biodegradable hydrogel for bio-printing of materials that mimic natural human soft tissues. Bio-printing uses live cells within the scaffolding of the new tissues and could potentially transform cell printing. (2018-05-03)

Catapult-like hydrogel actuator designed to deliver high contraction power
Recently, inspired by muscle-powered accelerations in biological jumpers, ZHOU Feng's group from the Lanzhou Institute of Chemical Physics (LICP) of the Chinese Academy of Sciences (CAS) and HE Ximin's group from the University of California, Los Angeles (UCLA) have designed an elastic-driven strong contractile hydrogel through storing and releasing elastic potential energy in polymer network. (2020-11-18)

Gel filled with nanosponges cleans up MRSA infections
Nanoengineers at the University of California, San Diego developed a gel filled with toxin-absorbing nanosponges that could lead to an effective treatment for skin and wound infections caused by MRSA (methicillin-resistant Staphylococcus aureus), an antibiotic-resistant bacteria. This 'nanosponge-hydrogel' minimized the growth of skin lesions on mice infected with MRSA -- without the use of antibiotics. The researchers recently published their findings online in dvanced Materials. (2015-05-18)

Rutgers engineers 3-D print shape-shifting smart gel
Rutgers engineers have invented a '4-D printing' method for a smart gel that could lead to the development of 'living' structures in human organs and tissues, soft robots and targeted drug delivery. (2018-01-31)

CRISPR-responsive hydrogel system offers programmable approach to smart biomaterials
Using CRISPR as the 'switcher,' hydrogels infused with DNA can be programmed to translate biological information into changes in the constituent gel material's properties, researchers say, triggering the gels to release compounds or nanoparticles, for example. (2019-08-22)

SUTD developed highly stretchable hydrogels for high resolution multimaterial 3D printing
Researchers from SUTD and HUJI have developed the most stretchable 3D printed hydrogel in the world -- it can be stretched up to 1300 percent. The hydrogel is also suitable for UV curing based 3D printing techniques, enabling it to be used for high resolution complex geometric printing. (2018-05-31)

Mimicking biological process, hydrogel signals and releases proteins
An artificial system using a DNA-laced hydrogel can receive a chemical signal and release the appropriate protein, according to Penn State researchers. Further stimulation by the chemical signal continues to trigger a response. (2017-10-25)

Liposome-hydrogel hybrids: No toil, no trouble for stronger bubbles
Researchers at NIST, the University of Maryland and the US Food and Drug Administration have developed a method to combine liposomes and particles of hydrogel in a hybrid nanoscale particle that may one day travel directly to specific cells such as tumors, pass easily though the target's cell membrane, and then slowly release a drug payload. (2010-06-09)

High-tech gel aids delivery of drugs
High tech gel aids in the delivery of drugs. (2019-08-28)

Cartilage-Inspired, Lipid-Based and Super Slippery Synthetic Hydrogels
Drawing inspiration from the mechanisms that lubricate the cartilage in our joints over a lifetime of wear, researchers designed extremely slippery hydrogels with self-renewing, lipid-based boundary layers, which result in a near 100-fold reduction in friction and wear over other hydrogels. (2020-10-15)

Collagen hydrogel scaffold and fibroblast growth factor-2 accelerate periodontal healing of class II
A new regenerative scaffold made of biosafe collagen hydrogel and collagensponge could possess the ability of retaining fibroblastic growth factor-2 (FGF2) and stimulate the periodontal tissue regeneration, according to new research published in The Open Dentistry Journal. (2016-10-24)

Sclerosing agent delivery improvements to protect against malignant pleural effusion
Preclinical trials were held on mice. Senior Research Associate Alexander Deneka (Laboratory of Molecular and Biochemical Bases of Pathogenesis and Therapy of Cancer Diseases, Kazan Federal University) explains that the method in question was first proposed by British scientists; they proved that liquid can be drained from a pleural cavity with the help of a talcum powder solution. (2019-07-25)

New Contact Lens Material Could Lessen Risk Of Eye Infection
New materials that may extend the wear of contact lenses and lessen the risk of eye infection will be described by researchers from the University of California, Berkeley. (1999-03-23)

University of Utah hydrogel plays critical part in organ 'printing' study
A hydrogel developed by University of Utah medicinal chemist Glenn D. Prestwich, Ph.D., will play an integral role in a $5 million National Science Foundation-funded (NSF) study that includes a component for organ (2005-11-11)

A protecting umbrella against oxygen
In the development of fuel cells the effort of generations of scientist and engineers have led to efficient and stable catalysts based on noble metals. These catalysts have reached the required threshold in terms of performance for applications such as electric cars. However, the high costs of the scarce noble metals render their widespread application economically less viable. (2014-08-04)

Individualized cancer treatment targeting the tumor, not the whole body, a step closer
QUT researchers have developed a new 3-D printable hydrogel that opens the way to rapid, personalized cancer treatment by enabling multiple, simultaneous tests to find the correct therapy to target a particular tumor. (2016-03-21)

Hydrogel mimics human brain with memorizing and forgetting ability
Hokkaido University researchers have found a soft and wet material that can memorize, retrieve, and forget information, much like the human brain. They report their findings in the journal Proceedings of the National Academy of Sciences (PNAS). (2020-07-27)

UD-developed smart gels deliver medicine on demand
Researchers at the University of Delaware have developed a (2014-01-15)

Smart, self-healing hydrogels open far-reaching possibilities in medicine, engineering
University of California, San Diego bioengineers have developed a self-healing hydrogel that binds in seconds, as easily as Velcro, and forms a bond strong enough to withstand repeated stretching. The material has numerous potential applications, including medical sutures, targeted drug delivery, industrial sealants and self-healing plastics, a team of UC San Diego Jacobs School of Engineering researchers reported March 5 in the online early edition of the Proceedings of the National Academy of Sciences. (2012-03-05)

Patent issued for substance with medical benefits
A US patent has been awarded to a novel jelly-like substance developed by Kansas State University researchers. The substance, called a hydrogel, may be used for biomedical applications, ranging from cell culture and drug delivery to repairing and replacing tissue, organs and cartilage. (2014-11-04)

Method of accelerating the maturation of stem cells to form neurons discovered
Researchers at the University Medical Center of Johannes Gutenberg University Mainz (JGU) have developed a promising technique that will facilitate the differentiation of stem cells into neurons. (2017-10-25)

3D printed tissues and organs without the scaffolding
A research team led by Eben Alsberg, the Richard and Loan Hill Professor of Bioengineering and Orthopaedics at the University of Illinois at Chicago, has developed a process that enables 3D printing of biological tissues without scaffolds using 'ink' made up of only stem cells. (2019-06-17)

Researchers reduce expensive noble metals for fuel cell reactions
Washington State University researchers have developed a novel nanomaterial that could improve the performance and lower the costs of fuel cells by using fewer precious metals like platinum or palladium. (2016-08-22)

SUTD develops revolutionary reversible 4D printing with research collaborators
Researchers from SUTD worked with NTU to revolutionise 4D printing by making a 3D fabricated material change its shape and back again repeatedly without electrical components (2020-01-29)

Hydrogel promotes wound healing better than traditional bandages, gauzes
For explosion wounds as well as some incurred in disasters and accidents, severe hemorrhage is a leading cause of death. Hydrogel dressings, which have advanced in recent years, may help; they are good at promoting wound healing and can better meet the demands of different situations. Many are antibacterial, biodegradable, responsive, and injectable and can fill irregularly shaped wounds. In APL Bioengineering, researchers in China examine some of the recent advances. (2021-02-16)

Hydrogel superglue is 90 percent water
Engineers at MIT have developed a method to make synthetic, sticky hydrogel that is more than 90 percent water. The hydrogel, which is a transparent, rubber-like material, can adhere to surfaces such as glass, silicon, ceramics, aluminum, and titanium with a toughness comparable to the bond between tendon and cartilage on bone. (2015-11-09)

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