sprays in Biological News

Pregnant women with asthma can be more confident about some medicines

... Budesonide sprays can be regarded as safe for pregnancy - other ... were using before they got pregnant. Budesonide sprays are the best studied and can be regarded as safe. ... that include pregnant women. However, budesonide sprays have been studied enough: women can be confident ...

American Chemical Society's Weekly PressPac -- May 20, 2009

... on anti-fog technology for years. Fogged-up windows are a safety hazard and a nuisance that affect millions of people. Existing technology, including sprays that must be reapplied to stay effective, has many drawbacks. Researchers knew that raspberry-shaped nanoparticles could be the ideal solution by ...

Penn State entomologists seek fungus to blunt mosquitoes' sense of smell

... so the mosquitoes can infect themselves. "Our aim is to impregnate bed-nets or other things like eave curtains, hanging cloth or residual sprays in human dwellings with an insect infecting fungus like one already registered in Africa to control locusts and grasshoppers and infect malaria ...

Photoselective film proves effective for controlling height in potted gardenia plants

... length, and encourage the production of lateral shoots that create aesthetically pleasing, spherical plants with plentiful flower buds. Chemical sprays are effective at reducing gardenia plant height, but need to be applied regularlya practice that increases the cost of production and contributes to ...

New simulation shows consequences of a world without Earth's natural sunscreen

... gases. It is a system in natural balance. But chlorofluorocarbons -- invented in 1928 as refrigerants and as inert carriers for chemical sprays -- upset that balance. Researchers discovered in the 1970s and 1980s that while CFCs are inert at Earth's surface, they are quite reactive in the ...

Moving in for the winter toxic brown recluse spiders pose danger

... clutter in and around the home and sealing boxes are important ways to reduce the chance of a large brown recluse population in a home. Bug sprays do not work for ridding a home of brown recluse spiders. Like many spiders, they have long hairs on the bottom of their feet that enable them to walk ...

Iowa State engineer works to clean and improve engine performance

... Terry Meyer, an Iowa State assistant professor of mechanical engineering, to use high-speed, laser-based sensors that can record images of injection sprays and combustion inside a cylinder. That can give researchers insights into combustion characteristics and ideas for improvements. They're also ...

The Clorox Company's new indoor allergen product reduces common indoor allergens up to 90 percent

... Clorox® Anywhere® Anti-Allergen Fabric Spray denatures dust mite matter and pet dander by up to 90 percent. While most indoor allergen sprays trap or hide indoor allergens, Clorox® Anywhere® Anti-Allergen Fabric Spray chemically breaks apart or denatures dust mite matter and pet ...

No more big stink: scent lures mosquitoes, but humans can't smell it

... countries where Culex quinquefasciatus is a problem." The researchers began preliminary field tests in Davis and Sacramento but when aerial sprays mitigated the levels of West Nile virus-infested mosquitoes, they set up traps in Recife, Brazil, a city endemic for lymphatic filariasis. ...

Bear spray a viable alternative to guns for deterring bears, BYU study shows

... curious bears actually backfired and attracted bears instead. Smith cautioned users against this practice and advised hikers to take their practice sprays before entering bear country. The study did not make any comparisons among various types or manufacturers of bear spray because the sample was too ...

Researchers demonstrate way to control tree height

... plant Arabidopsis, which inhibited the action of a class of plant-specific hormones known as gibberellic acids. These compounds are also used as sprays to control the size and fruiting of orchard trees. In trees, the compounds promote the elongation of plant cells – when they are inhibited, the cells ...

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

... immune system to produce infection- and allergy-fighting substances. Because of this, Iossifova says, people should avoid overusing antibacterial sprays and soaps to clean their bodies and homes. "Certain microbes can have helpful affects in the body," she explains, "but antibacterial ...

One-of-a-kind imaging probe reveals secrets useful for drug discovery

... Advanced Magnetic Resonance Imaging and Spectroscopy equipped an NMR spectrometer with a special probe to examine the venom, which the walking stick sprays to defend itself from predators. Similar to the magnetic resonance imagers used to examine patients in hospitals, this analytical tool uses much ...

Pesticides need sunscreen to beat the heat

... A pesticide with a new in-built sunscreen will help farmers beat the heat in crop protection. This means that the bug sprays last longer, as they are protected from the strong rays of sunshine, reports Chemistry & Industry, the magazine of the SCI. This is becoming ...

Plant wounds trigger bacteria

... tend to be susceptible to the disease, which can stunt or kill a plant. Grafting can also lead to infections. "There are really no chemicals, no sprays that can control this disease," said Tom Burr, a plant pathology professor at Cornell and an expert on crown gall disease. "This is really the ...

Vineyard weeds found to host Pierce's disease of grapes

... Pierce's disease," Wistrom said. "Currently, Pierce's disease is controlled by reducing populations of the insect vector, either through insecticide sprays or habitat modification to remove insect breeding host plants. Our study reinforces the need for weed control in irrigation ditches and roadsides ...

Aptamer-based Biosensor screens Air Force personnel and equipment

... capability of this instrument will be useful in a variety of applications, even outside of the armed forces." With the prototype system, the user sprays the suspected contaminated area, creating a sample that can be picked up by a swab. The sample material on the swab is suspended in liquid by rinsing ...

Insects develop resistance to engineered crops

... to Bt toxins in the lab, and recently, cabbage loopers (a moth whose larvae feed on plants in the cabbage family) have shown resistance to Bt sprays in commercial greenhouses. So far, only diamondback moths, which were used in this study, have developed resistance to Bt toxins in the field. The ...