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mold in Biological News

Mites on hissing coackroach may benefit humans with allergies

... reported a year ago that 14 different types of mold were present on and around this species of ... legs, eliminating material that would foster mold growth on the insects' bodies. The mites don't ... lower levels of mold. The most commonly found mold species found on the body surfaces of young and ...

Newly described contaminant sources in Katrina-flooded homes pose health risks

... in addition to sediment deposits. Indoor gases, mold films, and aerosols may also have exposed ... present in the inhalable vapor phase, in mold films, or in aerosolized spores. The study, ... with the sediment covering the floors or the mold growing on the walls and other surfaces. ...

AGU journal highlights -- Dec. 31, 2008

... more, Kress and Head define and analyze ring mold craters, which are abundant on debris aprons and ... fill but not seen in surrounding terrain. Ring mold craters are concentric crater forms named for ... On the basis of similarities in shape of ring mold craters to laboratory impact craters in ice and ...

Brown chemist finds gray mold's killer gene

... PROVIDENCE, R.I. [Brown University] Gray mold is a gardener's nightmare. The fungus, also known ... and endive, peas, peppers, and potatoes. Gray mold envelops its target in a velvety vise, releasing ... toxin production, removing the special weapon the mold uses to kill and invade target plant cells. ...

Montana State University researchers find gene that regulates mold's resistance to drugs

... University scientists concerned about lethal mold infections have found a gene that regulates the ... PLoS Pathogens . When the gene is removed, the mold becomes much more vulnerable to lack of oxygen ... molds, but the researchers studied it in a common mold called Aspergillus fumigatus, said Cramer, ...

Kazak apple research key to preventing blue mold

... of the New York market from 1972 to 1984, blue mold caused by Penicillium expansum was the most ... disease of apples. Documented losses from blue mold and other postharvest diseases have focused on ... able to evaluate new fruit varieties for blue mold resistance because of the apple's gene pool. A ...

American Chemical Society's Weekly PressPac -- Aug. 27, 2008

... RELEASE Cinnamon-based packaging to prevent mold in bread and other baked goods Journal of ... have tried many different approaches for fighting mold growth in bread, including ultraviolet light, ... So-called active packaging, which attacks bread mold with antimicrobials, may provide a better ...

Fungi the cause of many outbreaks of disease but mostly ignored

... destructive ways, as in the case of the black mold that is overrunning the areas surrounding the ... include: Evaluate the Impacts of mold in Homes and Businesses There is a serious ... data to support any stance with respect to indoor mold toxicity or remediation. More effort should be ...

MIT reports new twist in microRNA biology

... that is about as surprising as discovering that a mold used to cast a metal tool can also serve as a ... is similar to the way each bump or dent in a mold is paired with a corresponding dent or bump in ... microRNAs. In other words, both the tool and its mold appear to be functional. Kellis and Stark found ...

Detecting disease in greenhouse plants

... spotty," reported the researchers. Insect honeydew can contribute to sooty mold growth. As mold infestations increased, the ratio decreased into the unhealthy proportion ...

Coating copies microscopic biological surfaces

... Pantano and Lakhtakia's work creates either a replica template or a mold depending on what they coat. The replica of a template can be used to create a mold in a harder, less damageable material to make many copies. Molds can be ...

Fresh from the grapevine to the table

... making the long trip from the vine to dinner tables around the world. mold and browning of the stems are the two main factors that reduce grape ... The pads release sulfur dioxide, or SO2 , a chemical used to prevent mold and decaying of table grapes. Sulfur dioxide as a method of controlling ...

New oral angiogenesis inhibitor offers potential nontoxic therapy for a wide range of cancers

... itself has an interesting history. It was derived from fumagillin, a mold with strong anti-angiogenic effects that Ingber discovered accidentally ... Ingber noticed that in certain dishes -- those contaminated with the mold -- the cells changed their shape by rounding, a behavior that inhibits ...

Researchers create freestanding nanoparticle films without fillers

... out how to create nanoparticles ultrafine particles with diameters less than 100 nanometers they have come up with a number of different methods to mold them into thin films which have a variety of interesting potential applications ranging from semiconductor fabrication to drug delivery, solid state ...

Caltech scientists control complex nucleation processes using DNA origami seeds

... the growth and development of those organisms. "The big potential advantage of bottom-up construction is that it can be cheap"--just as the mold that grows in your kitchen does so for free--"and can be massively parallel, because the objects construct themselves," says Winfree. But, he ...

Stanford researchers develop biodegradable substitutes for wood, plastic bottles and other materials

... "It's quite attractive looking and very strong," said EVP collaborator Craig Criddle, a professor of civil and environmental engineering. "You can mold it, nail it, hammer it, drill it, a lot like wood. But bioplastic PHB can be produced faster than wood, and hemp can be grown faster than trees." ...

Defying the disaster: Researcher explores resilient housing

... e.g., wall boards and flooring treatments that resist and prevent mold, mold-resistant insulation and housing construction materials that prevent mold or rot," Tilotta says. "Having all these resources in one location will be a major timesaver to homebuilders and homeowners." A group of extension ...

Flowering plants speed post-surgery recovery

... have also shown that indoor plants make air healthier and provide an optimum indoor environment by increasing humidity, and reducing the quantity of mold spores and airborne germs. This nonpharmacological approach to recovery is good news for patients, doctors, and insurers alike in terms of cost ...

DOE Joint Genome Institute completes soybean genome

... those that directly influence yield, oil and protein content, as well as drought tolerance and resistance to nematodes and diseases such as the water mold Phytophthora sojae, previously sequenced by DOE JGI, which causes stem and root rot of soybean. In 2007, soybean accounted for 56 percent of the ...

Children's gardening programs grow environmental stewards

... that are essential to developing a true understanding of environmental issues. Educators are being challenged to create learning experiences that mold subsequent generations of environmental stewards: young people who are capable of making knowledgeable and conscientious decisions regarding the ...

The photonic beetle

... Galusha says. Bartl and Galusha now are trying to design a synthetic version of the beetles photonic crystals, using scale material as a mold to make the crystals from a transparent semiconductor. The scales cant be used in technological devices because they are made of fingernail-like ...

Researcher discovers pathway plants use to fight back against pathogens

... used Arabidopsis, a small flowering plant and the first to have its entire genome sequenced, and Botrytis cinera, a fungal pathogen that causes grey mold disease in a number of plants including grapes and strawberries. By understanding at the molecular and cellular levels how plants protect ...

Iowa State researchers help piece together the corn genome's first draft

... paralogs may have played important roles during the evolution and domestication of corn and may have contributed to the ability of breeders to mold this important crop species to meet human needs. The Schnable and Aluru teams also discovered several hundred new corn genes that are not present in ...

UC Irvine scientists find new way to sort stem cells

... just a fraction of the size and cost. The two devices could be used to complement each other to create ultra pure stem cell populations. Once the mold is created, these sorts of devices can cost just pennies to make, said Ed Monuki, senior author and UCI developmental biologist. You could have many ...

SinuNase Phase 3 show almost 100 percent of chronic sinusitis cases are from fungal-induced inflamma

... Alternaria, colonizes in the mucus of the nose and sinus of virtually everybody. However, it was found that in patients with CS, this non-invasive mold elicits an eosinophilic inflammatory response characterized by the release of eMBP in the mucus, which then damages the mucosal epithelial lining of ...

Princeton engineers develop low-cost recipe for patterning microchips

... For example, the nanoimprinting method invented by Chou in the 1990s can use the gratings generated by fracture-induced structuring to create a mold that enables mass duplication of patterns with high precision at low cost. As with many scientific discoveries, the fracture-induced structuring ...

Humans fostering forest-destroying disease

... is very serious the killer is an invasive, forest-destroying plant disease known as Sudden Oak Death. Caused by an (apparently) non-native water mold (Phytophthora ramorum), the disease affects a broad range of woody plants, and is particularly lethal to our native oaks. In the last few years, it ...

Airborne mold spores increase kids' risk for multiple allergies

... tiny reproductive cells (spores) into the air. mold is a type of fungus that can grow on any moist ... Previous allergy studies focused on visible mold or total mold concentrations, not the identification of ...

Breaking the mold: Research teams sequence three fungus genomes

... From garden compost to forest greenery, the mold Aspergillus fumigatus lurks across much of the world. And so does its impact. The most common mold causing infection, A. fumigatus triggers ... of almost 10,000 genes. Which genes make the mold virulent? Some 700 A. fumigatus genes ...

Hurricane aftermath: Infectious disease threats from common, not exotic, diseases

... with antibiotics. Over the long term, mold may also pose a threat. mold growth is an indicator of excess moisture, and ... to be done to dry out New Orleans and clean up mold growth. Some environmental molds can cause ...

Bleach found to neutralize mold allergens

... household mold, but may also neutralize the mold allergens that cause most mold-related health ... to test the effect on allergic individuals of mold spores treated with common household bleach. ... known that bleach can kill mold. However, dead mold may remain allergenic," said lead author John ...

What's really making you sick? Plant pathologists offer the science behind Sick Building Syndrome

... Science-based identification of mold and other causes of Sick Building Syndrome may ... medical problems involving exposure to toxins. mold is a common cause of SBS, said Mani Skaria, Ph.D, ... ancient times and it is impossible to eliminate mold from our lives," Skaria said. "However, we now ...

When the going gets tough, slime molds start synthesizing

... In times of plenty, the uni-cellular slime mold Dictyostelium discoideum leads a solitary life munching on bacteria ... efficient bucket brigade that synthesizes polyketide molecules in slime mold cells. "Nature has paved the way to exploit this novel domain ...

Gene thwarts some pathogens, gives access to others, could save crops

... to Botrytis and other similar pathogens, he said. Currently, the gray mold disease caused by Botrytis destroys about 10 percent of the grape crop ... Cool, humid weather fosters the fungus, which is spread by spores. The mold can appear in fields on growing plants and on strawberries, raspberries ...

UC Berkeley researchers create a biologically-inspired artificial compound eye

... the artificial eye, the team first needed to construct a hemispherical mold of the eye's outer layer, a structure consisting of thousands of ... hemisphere-shaped cup pocked with some 8,700 indentations: a compound-eye mold that could be used over and over again using soft lithography technology, ...

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

... for indoor allergens, fungal glucans and bacterial endotoxins. They also gathered information about the home, including the presence of any visible mold and water damage. Environmental and food allergy development was monitored through annual skin prick tests. Scientists say early-life exposure ...

Nanotechnology meets biology and DNA finds its groove

... at the scale of atoms and molecules. Using techniques typically reserved for the manufacture of computer chips, the Wisconsin team fabricated a mold for making a rubber template with slits narrow enough to confine single strands of elongated DNA. The new technique is akin to threading a ...

Mailman School of Public Health researchers report blood DNA can be early predictor of liver cancer

... form of cancer.? Dr. Santella and the team of researchers previously found that several environmental factors including aflatoxin B1, a dietary mold contaminant sometimes found in peanuts and corn; polycyclic aromatic hydrocarbons, ubiquitous environmental contaminants; and 4-aminobiphenyl, a ...

Iowa State researchers improving plastics made from corn and soy proteins

... rice and handle many other applications. The researchers are also using microcellular foaming technologies from Trexel Inc. of Woburn, Mass., to mold and extrude the plastics. The processing technology is expected to enhance the biodegradable plastics while allowing the researchers to use less base ...
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