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Antimicrobial in Biological News

Tips from the journals of the American Society for Microbiology

... , 83. 11: 5825-5834.) Newly Developed antimicrobial Peptide May Protect Mice from Lethal Bacterial ... researchers from Japan suggest that a synthetic antimicrobial peptide identified as L5 may prevent death in ... findings in the June 2009 issue of the journal antimicrobial Agents and Chemotherapy . Innate immunity, ...

American Chemical Society Weekly PressPac -- April 15, 2009

... reporting development of the first broad-spectrum antimicrobial paint, a material that can simultaneously kill ... the study, Yuyu Sun and Zhengbing Cao note in the antimicrobial paints already on are store shelves. These ... already in wide use. They developed a new antimicrobial polymer that includes a type of N-halamine. It ...

Study finds multidrug-resistant gram-negative bacteria high in long-term care

... the study were resistant to commonly prescribed antimicrobial medications, including ciprofloxacin, ... resistant to at least three different classes of antimicrobial drugs, with one-third of them resistant to four. ... poor functional status, advanced dementia, and antimicrobial exposure. ...

Scientists fool bacteria into killing themselves to survive

... its own death. "The basic idea is for an antimicrobial to target something in a bacteria that, in order ... researchers show that a synthetic "hole punching" antimicrobial depends on the presence of phosphoethanolamine, a ... elucidates the "hole punching" mechanism. "The antimicrobial re-organizes PE lipids into holes in the ...

Antimicrobial sutures reduce infections in brain shunt surgery, study finds

... at the University at Buffalo has shown that using antimicrobial sutures to secure the shunt and close the wound ... assigned randomly to undergo their surgery with antimicrobial sutures, considered the study group, or with ... "In animal trials sutures coated with the antimicrobial triclosan have been shown to reduce the number of ...

American Society for Microbiology honors Walter Stamm

... this award honors outstanding accomplishment in antimicrobial chemotherapy. Through his professional life, Dr. Stamm has worked with antimicrobial resistance for urinary tract infections, ... infections. He is recognized as a leader in the antimicrobial therapy of urinary tract infections and has ...

American Chemical Society's Weekly PressPac -- July 2, 2008

... #4 FOR IMMEDIATE RELEASE Super strong antimicrobial coatings for medicine, defense Nano Letters ... of infections has sparked a search for better antimicrobial coatings. Scientists want to harness a powerful ... in place, while other coatings lose their antimicrobial activity over time. "The results of this research ...

New study links fate of personal care products to environmental pollution and human health concerns

... largest estuary. Our group has shown that antimicrobial ingredients used a half a century ago, by our ... time at which sediments observed to contain antimicrobial residues had been deposited in the two East Coast ... plants leads to accumulation of the problematic antimicrobial substances in municipal sludge that often is ...

Scientists decipher mechanism behind antimicrobial 'hole punchers'

... the molecular mechanism behind selective antimicrobial activity for a prototypical class of synthetic compounds. The compounds, which mimic antimicrobial peptides found in biological immune systems, ... decipher the mechanisms of much more complicated antimicrobial molecules, said Wong, who also is a researcher at ...

AIBS to cohost symposium on evolution, disease and human health

... from host immunity (natural and vaccine induced), antimicrobial agents, and other pressures. A central question ... in the within-host population dynamics of antimicrobial resistance, the development of improved treatment ... to measure the selective effect of treatment on antimicrobial resistance. His article The Secret Life of ...

American Chemical Society's Weekly Presspac -- Aug. 29, 2007

... evidence that carbon nanotubes have powerful antimicrobial activity, a discovery that could help fight the ... that highly purified SWNTs exhibit strong antimicrobial activity and indicate that severe cell membrane ... the potential use of SWNTs as building blocks for antimicrobial materials. ARTICLE #3 FOR IMMEDIATE RELEASE ...

Study characterizes eczema patients most at risk for dangerous viral infections

... of eczema highlights the importance of skin-barrier defects and a lack of antimicrobial proteins among eczema patients. The skin-barrier defect is believed to ... other microbes suggests that EH patients may be particularly lacking in antimicrobial proteins. ...

American Society for Microbiology honors Melissa B. Miller

... recognizes outstanding laboratory research in clinical microbiology or antimicrobial agents. Dr. Miller has contributed significantly to the fields of ... Dr. Miller is actively involved in several research collaborations on antimicrobial agents, including methicillin-resistance in Staphylococcus aureus, ...

Newly discovered reactions from an old drug may lead to new antibiotics

... require selenoproteins for energy metabolism, the drug acts as a potent antimicrobial halting the growth of the bacteria. The initial studies with C. ... group also uncovered another surprise; the stannous salts found in many antimicrobial toothpastes in the form of stannous fluoride also inhibited the synthesis ...

International copper industry defines role in the fight against hospital infections

... two main initiatives: EPA registration of copper and copper alloys as antimicrobial and the initiation of clinical trials in three U.S. hospitals. The EPA ... in intensive care units with the amount found on the same objects made of antimicrobial copper alloys, such as brass and bronze, in order to determine if copper ...

First results from hospital trials testing

... their findings in a poster session at the Interscience Conference on antimicrobial Agents and Chemotherapy (ICAAC) in Washington, D.C. on Tuesday, October ... Environmental Protection Agency has registered copper, brass and bronze as antimicrobial materials, allowing public health claims to be made about them. A ...

American Chemical Society's Weekly PressPac -- Sept. 3, 2008

... point out that scientists have long eyed the germ-fighting potential of antimicrobial peptides (AMPs). These small proteins fight a wide range of bacteria and ... say. ARTICLE #4 FOR IMMEDIATE RELEASE "Synthesis of Bioinorganic antimicrobial Peptide Nanoparticles with Potential Therapeutic Properties" DOWNLOAD ...

How plants fine tune their natural chemical defenses

... natural predators of pests, defend against competitors or, through their antimicrobial properties, protect against natural plant pathogens such as fungi and ... produce so-called phytoalexins, which are natural forms of anti-fungal and antimicrobial compounds found in many different plants. Henbane ( Hyoscyamus muticus ...

Tips from the Journals of the American Society for Microbiology

... San Francisco report their findings in the July 2008 issue of the journal antimicrobial Agents and Chemotherapy . Most bacteria in nature exist in communities ... combined with hydrogen peroxide on Streptococcus mutans in biofilm. antimicrobial Agents and Chemotherapy , 52. 7: 2626-2631.) Rotavirus Infection ...

New UGA invention effectively kills foodborne pathogens in minutes

... for reducing contamination of dangerous bacteria on food. The new antimicrobial wash rapidly kills Salmonella and E. coli O157:H7 on foods ranging from ... of Defense and the U.S. Environmental Protection Agency. The new antimicrobial technology, developed by Doyle and Center for Food Safety researcher Tong ...

Researchers reveal HIV peptide's possible pathway into the cell

... Garcia's computer cluster is now running simulations on the use of antimicrobial proteins which will open a pore in the cell and keep it open, killing the cell. antimicrobial proteins have promising direct applications for killing harmful cells in ...

New drug targets may fight tuberculosis and other bacterial infections in novel way

... year. "Obviously, we are going to require more than the traditional antimicrobial approach to turn this situation around," Dr. Quadri says. In this ... virulence factors are just one component of the paradigm shift in the antimicrobial drug discovery for the 21st century -- one that will offer patients more ...

Poultry workers at increased risk of carrying antibiotic-resistant E. coli

... for a Livable Future. Some estimates indicate that well over half of the antimicrobial drugs produced in the United States are used in food animal production. In ... feeds intended to stimulate growth has increased. Currently 16 different antimicrobial drugs are approved for use in U.S. poultry production with gentamicin ...

Nanotech's health, environment impacts worry scientists

... The field has enormous potential to develop applications ranging from new antimicrobial materials and tiny probes to sample individual cells in human patients to ... built in include such things as golf clubs, tennis rackets and antimicrobial food storage containers. At the root of the information disconnect, ...

Understanding, combating foodborne pathogens E. coli 0157 and salmonella

... to at least reduce its prevalence. The research team also is studying antimicrobial resistance with the hopes of preventing foodborne pathogens from becoming ... role of the cattle industry on the prevalence, amplification and spread of antimicrobial resistance." ...

Yale scientists use nanotechnology to fight E. coli

... the work as the first direct evidence that carbon nanotubes have powerful antimicrobial activity, a discovery that could help fight the growing problem of ... cellular damage. Elimelech projects that SWCNTs could be used to create antimicrobial materials and surface coatings to improve hygiene, while their toxicity ...

Tips from the Journals of the American Society for Microbiology

... They report their findings in the August 2007 issue of the journal antimicrobial Agents and Chemotherapy. S. aureus is a highly flexible and potentially ... 2007. Experimental phage therapy against Staphylococcus aureus in mice. antimicrobial Agents and Chemotherapy, 51. 8: 2765-2773). New Smallpox Vaccine ...

Singapore nanotechnology combats fatal brain infections

... cell walls and prevent further bacterial growth." The IBN research team has demonstrated that these engineered peptide nanoparticles have high antimicrobial activity and are highly effective in killing microbes. Additionally, the peptide nanoparticles are more powerful in inhibiting the growth of ...

Plant microbe shares features with drug-resistant pathogen

... of antibiotics," van der Lelie said. "These finding will help us to better understand the potential of bacteria to produce or become resistant to antimicrobial compounds." The findings may also reveal new targets for the development of drugs to interfere with microbes' ability to form sticky, ...

Low levels of vitamin D linked to common vaginal infection in pregnant women

... found that the prevalence of BV decreased as vitamin D levels rose. Vitamin D may play a role in BV by regulating the production and function of antimicrobial molecules, which in turn may help the immune system prevent and control bacterial infection. However, only about one in four Americans gets enough ...

Nanotechnology holds promise for STD drug delivery

... of Biomedical Engineering & Chemical Engineering . This approach holds promise for global health and the ability of people to selfapply antimicrobial treatments. Woodrow said, "It is safe and effective and much easier than getting an injection of vaccine." ...

New technology shows promise against resistant staph infections

... Scientists at Albert Einstein College of Medicine of Yeshiva University have combined their revolutionary new drug-delivery system with a powerful antimicrobial agent to treat potentially deadly drug-resistant staph infections in mice. The study is published this month in the online version of the Journal of ...

Tufted bacteria cause infection in premature babies

... the bacteria that have now been identified serve to adhere the bacteria to the host's cells, whereupon they cause infection. They also found that the antimicrobial substance LL37, which is found on the skin (amongst other places) can inhibit the growth of the bacteria, and probably plays an important part in ...

New book, 'Untangling the Double Helix,' explores enzymes responsible for maintaining genome integrity

... the gradual recognition of the significance of the DNA entanglement problem in nearly all cellular transactions of DNA, and the finding that many antimicrobial and anticancer therapeutics target the DNA topoisomerases, few articles have been written for the general readership," wrote Wang. The book will ...

Vitamin D may exacerbate autoimmune disease

... metabolism, the VDR is now known to transcribe at least 913 genes and largely control the innate immune response by expressing the bulk of the body's antimicrobial peptides, natural antimicrobials that target bacteria. Written under the guidance of professor Trevor Marshall of Murdoch University, Western ...

UGA licenses invention that kills food-borne pathogens in minutes

... of sensitive foods," he said. Like the original FIT Fruit and Vegetable Wash now used at home by consumers and by food service industry, the new antimicrobial wash uses a combination of two inexpensive components that are safe for humans and the environment. The new FIT product also will be available as a ...

Corrosion-inhibiting coatings containing 'good' bacteria

... than the sol-only coating. We are investigating what causes the corrosion protection we think it might be due to the immobilized bacteria producing antimicrobial agents which inhibit the growth of corrosion-causing microorganisms". Additional trials are now planned or in progress in a variety of marine ...

Queen's scientists find new way to battle MRSA

... are a class of ionic liquids that not only kill colonies of these dangerous microbes, they also prevent their growth. The development of these new antimicrobial agents was carried out by a team of eight researchers from the Queen's University Ionic Liquid Laboratories (QUILL) Research Centre. The team was led ...

University researchers to develop coatings that kill superbugs

... resistant. Dr Jenkins said: "In simple terms, we want to know what is special about that one bacterium in a million that is resistant to an antimicrobial polymer. Which genes are switched on or off and which proteins are produced to help the bacterium survive? "From this knowledge we can stay one ...

Press statement on new CDC MRSA study from SHEA president

... that result in fewer infections, including measures to ensure proper catheter insertion and removal, hand hygiene, environmental cleanliness, and antimicrobial stewardship. "Because MRSA only causes about 8% of healthcare-associated infections, it is critical that we not concentrate all of our preventive ...
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(Date:7/11/2014)... increased risk of kidney injury related to the use ... mass of HES molecules, according to a report in ... International Anesthesia Research Society (IARS). , The "total mass ... on cultured human renal proximal tubule cells (PTCs), concludes ... of University Hospital Wrzburg, Austria. Other factorssuch as ...
(Date:7/11/2014)... that under the normal circumstances, astrocytes participate ... neuronal environment, and exhibit therapeutic and repairing ... Previous studies have found that nerve cells ... induction have reduced viability, which produces influences ... Yuan, Kailuan General Hospital, Hebei United University, ...
(Date:7/11/2014)... toxins to study the proteins that let nerve cells ... have stumbled upon a biological tactic that may offer ... in a safe and environmentally responsible way. , ... for one species and harmless for a closely related ... pests without harming beneficial species like bees. A summary ...
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