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Tag: "cultivation" at biology news

Researchers Find New Technique To Identify Fetal Genetic Material From Amniotic Fluid

...nt of human developmental research, as well as the cultivation of new biomarkers for assessment of the living fetus." ### (JAMA. 2005; 293:836-842. Available post-embargo at JAMA.com) Editor's Note: This study was supported by a grant from the National Institutes of Health. Co-authors Drs. Larrabee, Johnson, ...

Marine bacterium suspected to play role in global carbon and nitrogen cycles

...row various samples of these organisms led to this cultivation of N. maritimus, or "dwarf belonging to the sea," ...O program funds new developments in the laboratory cultivation of novel microorganisms--a worthy endeavor considering that less than 1 percent of Earth's microorga...

Ants, not evil spirits, create devil's gardens in the Amazon rainforest, study finds

... to colony longevity." Niche construction "The cultivation of devil's gardens by ants is an excellent example of niche construction," Frederickson says. "By killing plants of other species, the ant promotes the growth and establishment of D. hirsuta, thereby gaining more nest sites." The plants also benefit...

Visceral Leishmaniasis: Successful Vaccine Trial In Dogs

...acromolecules (CDM/LP) for the continuous in vitro cultivation of infective promastigote forms. Am. J. Trop. Med. Hyg., 60 (1), 41-50. Brevets : Lemesre J.L. (1993). "Procédé de culture in vitro de différents stades parasitaires obtenus et applications biologiques". Brevet français, FR n° 93 05779 ; Lemesre J.L....

Genetically modified maize not found in southern Mexico

...stocks." The Mexican government might approve the cultivation of GM maize at some point in the future ?meanwhile, transgenic seeds can easily enter Mexico from the United States, and more cases of wandering transgenes seem likely. Snow conducted the work with scientists from the Instituto Nacional de Ecologia ...

Continued reduction in the number of drug-related deaths in the UK

...re for Drug Policy's Advisory Board commented "the cultivation of opium and production of heroin in Afghanistan continues to have its impact on the drug-related deaths in the UK and we need to continue to do everything possible on prevention of drug trafficking and the protection of our young people from the sco...

Plant genes identified that can form basis for crops better adapted to environmental conditions

...anding of capillary root formation will enable the cultivation of crops that absorb water and minerals more efficiently. An important step toward a more environment-friendly, sustainable agriculture in a world whose population is growing while the land available for agriculture is diminishing. Tom Beeckman is i...

Chernobyl: The true scale of the accident

... in the form of fertilizers, additives and special cultivation processes. Even where farming is safe, the stigma associated with Chernobyl caused marketing problems and led to falling revenues, declining production and the closure of some facilities. Combined with disruptions due to the collapse of the Soviet Un...

Anyway you slice it, tomatoes cut through drought with new gene

...to increase the productivity of land already under cultivation and to regain the use of arable land lost to scarce water supplies." Hirschi and Gaxiola worked with Dr. Sunghun Park, also of the Vegetable and Fruit Improvement Center. "Our center is good at moving genes into the different plants," Hirsch...

Tastier tomatoes in the future?

...able for human nourishment. But after centuries of cultivation for shape, colour, and other useful qualities, our cultured tomatoes today are of small genetic diversity, in comparison with wild types. This has affected the taste and health value of the fruits. To cultivate tomato strains with particular charact...

New DNA 'fingerprinting' technique separates hemp from marijuana

...s. It may also prove useful in countries where the cultivation of hemp is permitted but marijuana is illegal, as ...rating hemp from marijuana in countries where hemp cultivation is permitted, but in establishing origins of seized drugs and, therefore, conspiracy in drug distrib...

Researchers discover way to transport environmental arsenic to plant leaves in new clean-up strategy

...alled "Green Revolution" of the '60s and '70s, the cultivation of rice in flooded fields became pervasive, and workers dug open wells all over India through soil and rocks with naturally occurring arsenic. The result was widespread arsenic pollution from contaminated water. The problem is thus extremely widespre...

Resveratrol prolongs lifespan and delays onset of aging-related traits in a short-lived vertebrate

... size, very short natural lifespan, and affordable cultivation costs. Laboratory mice, on the other hand, live more than two years and are relatively expensive to maintain, making large-scale, life-long pharmacological trials in mice unaffordable. Recently, a small fish species with a captive lifespan of only t...

Researchers use mass spectrometry to detect norovirus particles

... Typically, bacteria and viruses are identified by cultivation on selective media and cell lines. However, this process does not work for human norovirus, which cannot be cultured outside the human body. Rolf Halden, PhD, assistant professor in the Department of Environmental Health Sciences and senior author o...

Ancient ants arose 140-168 million years ago

... Typically, bacteria and viruses are identified by cultivation on selective media and cell lines. However, this process does not work for human norovirus, which cannot be cultured outside the human body. Rolf Halden, PhD, assistant professor in the Department of Environmental Health Sciences and senior author o...

Producing bio-ethanol from agricultural waste a step closer

...ast. A great number of by-products result from the cultivation of these crops, such as straw and corn husks. It would be a major step forward if this leftover material, which also largely consists of sugar, could be used for the production of bio-ethanol. This would allow agricultural land to be used more effici...

Tamed 11,400 years ago, figs were likely first domesticated crop

...ting fruits do not produce new trees, and fig tree cultivation became a common practice," Bar-Yosef says. "In thi...s. "Apparently, this kind of economy, a mixture of cultivation of wild plants, planting fig trees and gathering other plant foods in nature, was widely practiced d...

Discovery of the first resistance gene to rice yellow mottle virus

...aracteristics sought after for intensive irrigated cultivation or growing on low-lying land, where the disease provokes most damage. IRD geneticists have for several years been applying their research to the genetic bases of this resistance in order to facilitate its transfer to varieties that are agronomically ...

Sequencing of the oyster mushroom genome

...nment. The oyster mushroom is also a fungus the cultivation of which is widespread and so the study of its genetic organisation can give pointers to what is needed for many mushrooms not industrially grown in order for them to be produced as industrial crops, such as, for example, Boletus aereus. More tha...

Florida Tech explores microalgae for biofuel

...d to respond to environmental concerns. Microalgae cultivation is an attractive alternative and the warm Florida climate makes large-scale production a possibility," said Lin. ...

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