Tag: "cosmetic" at biology news
Genome of Clostridium botulinum reveals the background to world's deadliest toxin
...s of its use in medicine to control tremors and in cosmetic
treatments. For the prey of its opportunistic attacks, death is swift. Perhaps the most important tool it has to act out its stealth attacks is its ability to hibernate when times are hard by forming dormant spores. More than 110 of its set of al...
DNA-damage test could aid drug development
...ng," Shuga points out. "A ban on animal testing of cosmetic
products goes into effect in 2009." Next steps in the research, which may be carried out by industry partners, will be to test the assay in rats and other organisms, and with a wide variety of other toxic chemicals. "This research is the first ...
'Guardian of the genome' protein found to underlie skin tanning
...in. Although not dangerous, the condition can be a cosmetic
problem, depending on its location. "Our research offers a potential explanation of how this condition ?known as post-inflammatory hyperpigmentation, or age spots ?occurs," Fisher says. "We know that it occurs as a result of stress, and p53 is a c...
Misclassified for centuries, medicinal leeches found to be 3 distinct species
...cal device that helps restore blood flow following cosmetic
and reconstructive surgery, Hirudo verbana has not been approved by the FDA and has no special conservation status. "This study is a great example of why the field of taxonomy [the science of classification of organisms] is so important," said Pat...
Study to explore using magnets to correct 'sunken chest'
...armful. Sunken chest had long been considered a cosmetic
defect. But recent studies have determined that while not life-threatening, in severe cases the deformity can cause heart and breathing difficulties, because the abnormal breast bone can reduce blood flow to the heart and prevent the lungs from expan...
Nanotechnology shows promise as next wrinkle fighter
...new technology such as electronic monitors. The cosmetic
arsenal to fight human wrinkles embraces technolog...move it." Nanoparticles already have entered the cosmetic
marketplace because they can penetrate deeper into the skin, transporting vitamins and other compoun...
Liposuctioned fat stem cells to repair bodies
...derful, we have litres and litres of material from cosmetic
surgery clinics and end up with bucketfuls of stem...may soon be visiting plastic surgeons not just for cosmetic
reasons, but for therapy. ...
ASU researchers test antibacterial effects of healing clays
... potential, smectite clay could one day rise above cosmetic
use to take its place comfortably with antibacterial behemoths like penicillin. "We use maggots and leeches in hospitals, so why not clay?" Haydel poses. "I had a professor in graduate school say, 'Maybe perhaps once in your life, in your scientific...
Why don't all moles progress to melanoma?
...as moles. Most of the time, they are nothing but a cosmetic
nuisance. But sometimes pigment-producing cells in moles called melanocytes start dividing abnormally to form a deadly form of skin cancer called melanoma. About one in 65 Americans born this year will be diagnosed with melanoma at some point during...
German researchers develop first non-invasive test to measure skin aging
...hler said. Testing the effectiveness of anti-aging cosmetic
products could also become easier. "Some cosmetics are thought to change the content of collagen in the skin," Dr. Koehler said, "but until now, to measure that you had to cut out a piece of skin."...
Highly concentrated botulinum preparation for cosmetic injections can result in severe illness
An examination of 4 cases of botulism following cosmetic
injections to the face indicates that the adults r...botulinum toxin A is available by prescription for cosmetic
and therapeutic use, no cases of botulism with detectable serum toxin have previously been attribute...
Science captures the essence of fruit
...'s exciting news for the world's food, perfume and cosmetic
producers, who have for years sought synthetic solutions to mimic nature's flavours and fragrances in products ranging from ice cream to shampoo. "While manufacturers have largely been successful in copying natural tastes and scents, they generally...
Microscopic scaffolding offers a 'simple' solution to treating skin injuries
...o offers possibilities for testing the toxicity of cosmetic
and similar products, using materials grown in the laboratory that closely resemble natural skin. "Ultimately, we can envisage treatment of burns victims and the undertaking of reconstructive surgery using the scaffold and the patient's own skin t...
Science finds new fix for UV-damaged skin in arthritis treatment
...o see this level of research being done on topical cosmetic
applications of glucosamine, and the promising res... "The level of research and validation on topical cosmetic
application of glucosamine will help it stand apart from other ingredients when it comes to improvin...
Biomarkers may hone anti-aging therapies
...here's a lot of interest in the pharmaceutical and cosmetic
industries in developing products that will minimize or reduce certain signs of aging," said James Sligh Jr., M.D., Ph.D., assistant professor of Medicine and Cell & Developmental Biology. "The quantifiable biomarkers we've characterized could be...
Scientists develop a way to make the deadliest toxin known even more toxic
... uses for the toxin have increased well beyond its cosmetic
use--multiple sclerosis, stroke, cerebral palsy, migraine, and backache are just a few of the conditions for which BoNT has proven surprisingly effective. The discovery of small molecule activators may ultimately provide a valuable method for minimiz...
Breast implants not associated with cancer risk, study reports
...Past reports have examined the association between cosmetic
breast implants and cancer risk, particularly brea...ionwide cohort of 3486 Swedish women who underwent cosmetic
surgery for breast implants between 1965 and 1993 and were followed until the end of 2002. Data was ...
Botox could help target resistant tumors for treatment
treatment Botox may have a new use as an adjuvant ...t also has become popularly known as Botox for its cosmetic
uses on the face. The toxin acts on the nervous system by blocking the release of neurotransmitte...
Cheaper and simpler keyhole surgery
...h less stressful for the patient and give a better cosmetic
result than 'open' surgery. But on the other hand, it is very difficult for the surgeon to carry out keyhole surgery. This is due to the disruption of hand-eye coordination, as the surgeon has to operate via a 2D image on a monitor. Moreover, the vid...
Chemotherapy gel may fight breast cancer and reduce breast deformity
... it is expensive, time consuming and increases the cosmetic
deformity caused by surgery," said Howard D. Edington, M.D., associate professor of surgery and surgical oncology at the University of Pittsburgh and faculty member at McGowan. "We sought to develop a possible alternative to radiation therapy that wo...