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Allergies in Biological News

Just in time for spring: Scientists find the cellular on and off switch for allergies and asthma

If you're one of the millions who dread the spring allergy season, things are looking up. A research study appearing in the May 2009 issue of the Journal of Leukocyte Biology ( http://www.jleukbio.org ) shows how a team of American scientists have identified a previously unknown cellular switch ...

Asthma and other allergies tied to absence of specialized cells

NEW YORK July, 16, 2008 When it comes to allergies, both the problem and the solution are found within us. Our immune systems respond to foreign substances with an arsenal of cells. Some are programmed to "remember" invaders they've encountered in the past. Normally, anything previously identif...

Mites on hissing coackroach may benefit humans with allergies

COLUMBUS, Ohio Tiny mites living on the surface of Madagascar hissing cockroaches help decrease the presence of a variety of molds on the cockroaches' bodies, potentially reducing allergic responses among humans who handle the popular insects, according to new research. Scientists cultured and...

Even natural perfumes may cause allergies

Hypersensitivity to perfumes is the most common contact allergy in adults. Research at the University of Gothenburg has demonstrated that even natural aromatic oils, which many deem harmless compared to synthetic perfumes, may cause allergic reactions. Roughly one in five adults in northern Eu...

Peanut allergies overstated, study finds

Despite hundreds of families being told their children have peanut allergies every year, many of the children may be able to eat peanuts safely, a study by researchers at the University of New South Wales (UNSW) and Sydney Children's Hospital has found. Peanut allergies occur in one in 200 infant...

EPA grant to University of Chicago for research on food allergy triggers

... "There is a shortage of information on how food allergies develop, what causes the allergic reaction, and ho...d help predict the potential for people to develop allergies to new genetically engineered foods. With better u...y tests required by regulation. Each year, food allergies instigate more than 30,000 emergency room visits, ...

ADA releases updated position paper on vegetarian diets

...dietitians can provide information about key nutrients, modify vegetarian diets to meet the needs of those with dietary restrictions due to disease or allergies and supply guidelines to meet needs of clients in different areas of the life cycle," the authors said. ...

Nutricia launches Nutra Neocate, weaning product designed for cows’ milk protein allergy

...irector for Allergy Relief at Nutricia. "Neocate Nutra has been developed as a direct result of feedback from parents.5 Parents of children with food allergies can now wean their child with Neocate Nutra without fear of exposure to hidden allergens that can cause an allergic reaction." ...

Amarna Therapeutics B.V. and TNO announce SVac research and development partnership

...ajor diseases of our time including genetic disorders, autoimmune diseases, allergies and cancer. Amarna Therapeutics acts at the forefront of the therapeutic va...ations to treat immunity-associated diseases including autoimmune diseases, allergies and cancer and gene therapies to treat genetic disorders. The base of Amarn...

Design input accelerates new technologies' route to market

...a heart and breathing rate monitor which could revolutionise the monitoring of babies during childbirth; and improved tests for food sensitivities and allergies are among innovations developed at The University of Nottingham highlighted by the Design Council's Innovate for Universities initiative. Innovate ...

Allergy season: Cigarettes to the rescue?

...elp with your allergies? A new study shows that cigarette smoke can prevent allergies by decreasing the reaction of immune cells to allergens. Smoking can cau...ti-allergy effect will hold true in humans. While taking up smoking to cure allergies is unwise, Thomson concludes that the findings presented in this study are ...

Tufted bacteria cause infection in premature babies

... "It's thought that the past decades' hunt for disease-causing bacteria means that we now live too cleanly, which has contributed to the sharp rise in allergies and other 'luxury diseases'," continues Dr Marchini. "Other than wanting to prevent infection in babies, we also think it's an exciting challenge to u...

Alzheimer's, asthma, cancer, malaria and TB focus of new Singapore grants

...ionopolis. The common dust mite, Blomia tropicalis, which can have an immense impact on quality of life and even be life threatening when it causes allergies in patients with chronic diseases such as cancer, is the focus of three grants awarded to Chua Kaw Yan, Ph.D., of the National University of Singapore...

Tentacles of venom: New study reveals all octopuses are venomous

...that by understanding the structure and mode of action of venom proteins we can benefit drug design for a range of conditions such as pain management, allergies and cancer." While many creatures have been examined as a basis for drug development, cephalopods (octopuses, cuttlefish and squid) remain an untap...

New discovery may lead to new class of allergy drugs

...class of allergy medications. "For some people, allergies are very serious often debilitating problem, forci...for intervention during diseases like asthma, food allergies and other situations where unchecked allergic resp...ergies, more than 50 million Americans suffer from allergies each year....

Understanding extinct microbes may influence the state of modern human health

...ine may have caused some of these negative impacts. For example, antibiotic treatment of young children is known to increase their risks of developing allergies later in life because their immune system develops improperly. Understanding ancient microbiomes provides a better picture of microbiomes as they coad...

Peering inside the skull of a mouse to solve meningitis mystery

...red online last month. This sort of overreaction by immune cells, called immunopathology, is a factor in numerous conditions in humans, ranging from allergies and autoimmune diseases to stroke and viral infections. High-Tech Imaging Shows Cells in Action As the NYU researchers watched the behavior of...

Scientists developing food allergy treatment

...ve and making it easier to control the dose. Ninety percent of all food allergies are caused by about 10 foods. allergies to fish and fruit are among the most common in Europe. In fish allergy the ...

Expert recommends town councils to design low-allergy impact green spaces

... damage to the people who suffer such problem", says the UGR Professor. Allergy causes Some of the causes which contribute to the presence of allergies in the cities due to the existence of ornamental plants are the favourable meteorological conditions to the emission and presence of pollen in the atm...

Food allergies: Overestimated and underestimated

... Half of all food allergies are not food allergies at all. This is what Cornelia S. Seitz et al., all...rgy was only confirmed in 214 patients. Thus, food allergies are more often suspected than proven. This can cle...

Munich researchers discover key allergy gene

...lergens, a process that gives rise to the symptoms of allergy such as allergic rhinitis (hay fever), atopic dermatitis or asthma. "Most people with allergies are atopic - meaning they have a genetic tendency to develop allergies. To detect the genetic factors we examined the genomes of more than 10,000 adul...

Study shows single insecticide application can kill 3 cockroach generations

...the next, and there is a huge accumulation of the skin left in the areas where they live," Buczkowski said. "The dead skin becomes airborne and causes allergies and asthma. It's really the biggest problem with cockroaches." Buczkowski plans to investigate tertiary kill with other cockroach baits and possibl...

Possible link between baby swimming and breathing problems in children

... Children with mothers who have allergies or asthma have an increased risk of wheezing in the chest if they take part in baby swimming before 6 months of age. This is shown in a new study usi...

Protein data bank archives 50,000th molecule structure

...nts. Notable examples include recent structures of the adrenergic receptor, which will revolutionize the discovery of drugs to fight heart disease, allergies and numerous other diseases, and the structures of many enzymes from HIV, which have been pivotal in the design of new therapies to fight AIDS. Adv...

Salt-tolerant gene found in simple plant nothing to sneeze at

...-N-glycan, a carbohydrate linked to a protein in plant cells, was previously thought to have no helpful function for plant growth and to cause certain allergies in humans, according to Dr. Hisashi Koiwa, lead author of the study in this weeks Proceedings of the National Academy of Science. This gene has bee...

Increased allergen levels in homes linked to asthma

...ptoms in allergic individuals. The study suggests that asthmatics that have allergies may alleviate symptoms by reducing allergen exposures inside their homes. T...she said. Although homes cannot be made allergen free, asthmatics that have allergies may need to do a better job in reducing allergen levels in their homes to i...

Severe asthma may be a different form of the disease

...ess of breath, and wheezing. The airways in the lung, which look something like a tree with many branches, become inflamed and may fill with mucus. allergies and infections may cause the inflammation of the airways, and asthmatic attacks are more likely to occur with a cold or during allergy season. Inhaled...

NIH selects LIAI for major study on allergy molecular causes and possible treatments

...window into understanding and potentially treating allergies will be conducted by the La Jolla Institute for Al... lead to revolutionary new approaches for treating allergies based on targeting T cells, white blood cells that...s, weeds, fungi, mites, insects and mammals. Food allergies are not part of the study. Howard Grey, M.D., p...

Stevens Health, Technology, and Society roundtable: Oct. 31

...ed as a chronic inflammatory disease of the airway causing shortness of breath, tightness of the chest, coughing and wheezing. In addition, asthma and allergies strike 1 out of 4 Americans. The economic impact of treating asthma is sizable. For example: Direct health care costs for asthma in the United St...

Ragweed research is nothing to sneeze at

...uld lead to better ways to track the pollens travel and control the pesky plants spread, discoveries that could aid the 15 million people with ragweed allergies in the United States and Canada alone. And although the plant is native to North America, the nuisance appears to be spreading. Researchers say the pl...

Early exposure to indoor fungus molecules may protect infants against future allergies

...in 574 infants, enrolled in the Cincinnati Childhood Allergy and Air Pollution Study (CCAAPS), who were identified as being at greater risk for future allergies because at least one parent had known allergies. The CCAAPS, funded by the National Institute of Environmental Health Sciences, is a five-year st...

Grape expectations for healthier wine

... A new technique that uses ozone to preserve grapes could help prevent allergies and boost healthy compounds at the same time, reports Jennifer Rohn in Chemistry & Industry, the magazine of the SCI. The same technique could be ...

Hay fever can send work productivity down the drain

... in this latter group had been formally tested for allergies by a physician.) Work time missed due to alle...she continued. Participants who self-managed their allergies relied on over-the-counter products to control the...CAP IgE blood test was more accurate in diagnosing allergies when compared to other specific IgE blood tests. ...

Hopkins scientists link immune response to 'ghost' parasites and severely congested sinuses

... at the enzyme's tie-ins to asthma, which, like nasal polyps, is an inflammatory response of the body's immune system. The theory, Lane says, is that allergies and asthma result from genes that control the body's defenses against parasites, but these genes are dormant in healthy people. However, when turned ...

Children of allergy sufferers prone to same problem

... Infants whose parents have allergies that produce symptoms like wheezing, asthma, hay fever or hives risk developing allergic sensitization much earlier in life than previously reported,...

Friendly bacteria in alcoholic milkshake could fight food allergies

...r 3 weeks, the amount of ovalbumin (OVA) specific IgE was reduced three-fold. Ovalbumin is an allergenic protein found in egg whites, which cause most allergies in young children. Kefir is also reported to prevent food antigens from passing through the intestinal wall. Liu believes that the milky drink co...

Researchers barcode DNA of Venice museum's vast fungi collection

... the global trade of goods and movement of people. In addition, some species of fungi can lead to human illness, including pneumonia, skin infections, allergies and asthma. Garbelotto is perhaps best known for his work in the identification of Phytophthora ramorum, the fungus-like plant pathogen that made...

Pilot study successful in taming allergic reactions to food

...on of Allergy and Immunology and a senior member of the research team. “Egg allergies cause a significant decrease in quality of life for many people, so this st...l therapy for these people.? Egg allergy is one of the most common food allergies among children in the United States, Burks said. Just how many children are...

Tests may help answer questions about GMOs and allergies

..., the testing could be available commercially in about five years. Perhaps the best known case of a genetically engineered crop potentially causing allergies was StarLink corn. Created by Aventis in 1996, StarLink contained the cry9C protein from a common soil bacterium, a strain of Bacillus thuringiensis. ...

Unique soybean lines hold promise for producing allergy-free soybeans

...o Chinese soybean lines that grow without the primary protein linked to soy allergies in children and adults. The two lines already are adapted to Illinois-like ... we are noticing an increase in the number of children and adults that have allergies to soybeans," Hymowitz said. Currently, 6 percent to 8 percent of child...
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