New DNA 'fingerprinting' technique separates hemp from marijuana
...arijuana plants with genetic markers. Hemp, a crop grown for durable fiber and nutritious seed, and marijuana, the most abundant illegal drug of abuse in the United States, both belong to the species Cannabis sativa. They differ in levels of the psychoactive drug tetrahydrocannabinol (THC) but are otherwis...Driver of anthrax toxicity could lead to late-stage therapy
...the extracellular domain of LRP6 can protect cells grown in culture against killing by anthrax toxin suggest that the immunological targeting of LRP6 may prove useful in protecting against the effects of accumulated toxin during the late stages of anthrax disease when antibacterial methods normally are no ...JCI table of contents, March 23, 2006
...e specifically within the neural crest and in SMCs grown in a laboratory dish, in order to identify the fun...sponse to various stimuli in isolated muscle cells grown in laboratory dishes. Thus, MuSK autoantibodies rigorously inhibit AChR clustering, an outcome that ...Student creates material with multi-patterned surface to study tissue growth
...as the desire to replace damaged tissue with newly grown tissue, such as to repair skin, bone, cartilage, or arteries. But what kinds of surfaces could be used to grow suitable tissues? Suolong Ni, a graduate student in chemistry at Virginia Tech, has fabricated a biopolymer onto solid surfaces with a rang...Minimal cocktail for growing human embryonic stem cells established
... to be useful in clinic, the nutrient mix they are grown in must be free of components that may contain toxins, viruses, or materials that might cause an immune response. Led by Michael Snyder , professor of molecular, cellular and developmental biology , his team has documented a simple mix they call h...Cellular scale drug delivery from the inside out
... glass vial containing human cervical cancer cells grown in vitro that contain nanospheres capped with iron-oxide particles. The cells slowly migrate and cluster to the side of the vial next to the magnet. "By using a powerful magnet, we can first concentrate the nanospheres at a particular point, such as...Single cell amoeba increases MRSA numbers 1000- fold
...re more invasive than the same bacteria which have grown freely. Replication within amoebae may have the same effect on MRSA. Amoebae, as cysts, are often dispersed by air currents, providing another means of spreading any trapped bacteria. "We need more research into the role of amoeba in the spread of MR...Respiration rate of sorghum may indicate cold tolerance
.... For the past few years, Balota and Payne have grown 50 varieties ofsorghum from different regions of the world to test for germination andemergence in a cold environment. "The next step is to identify cold tolerance mechanisms in sorghum,"Balota said. "The breeders can use this information to exten...First link of oral bacteria and preterm birth found in human
...iques to find bacteria that cannot be cultured and grown in the lab, researchers from Case Western Reserve ...f approximately 60% of the bacteria that cannot be grown in a culture, and until now, could not be studied. Since new techniques like PCR (polymerase chain ...Hunting down the causes of Huntington disease
...of HSJ1b, and that overexpressing HSJ1b in neurons grown in a laboratory dish protects them from polyQ-huntingtininduced death. Next the researchers created worms that had neuron dysfunction due to the presence of polyQ-huntingtin, and found that the dysfunction could be reduced by HSJ1b. To identify th...Virginia Bioinformatics Institute to develop Tomato Metabolite Database
...will not only help to improve the way tomatoes are grown but will also contribute to how this crop is being used and developed in other biotechnology research programs. Researchers will also be able to directly apply the findings from this project to other important crops....'Dead zone' summer killed billions of ocean state mussels
...dead zones" is in the Gulf of Mexico, where it has grown to an area as big as New Jersey. Altieri and Witman said lessons from Narragansett Bay could be applied to other "dead zones." "When you lose a foundation species such as mussels which filter water and provide food and habitat for other organisms y...Research milestone brings goal closer of cheap antimalarial drug for developing world
...of production - extraction from the wormwood plant grown by farmers in Asia - will be essential in the next five to 10 years until production and widespread distribution of the less costly alternative becomes possible. "While we have made a lot of progress in the past two years, there still are a lot of un...Hantavirus found in African wood mouse
...discovered in Slovenia. The researchers have also grown the virus in cell culture, which is notoriously difficult to do with hantaviruses. Now they can easily test to see which antibodies react with the virus and how strongly they react. Antibody reactivity comparisons are another way to determine genetic...Stem cell study for patients with heart attack damage seeks to regenerate heart muscle
... a specific patient. Dr. Schaer says the cells are grown in culture to very high numbers, allowing a single donor's cells to treat thousands of patients. "The cells have the ability to expand, or multiply, under controlled conditions, and the expanded cells have the ability to develop into different types ...Living Oceans Foundation leads Red Sea expedition
...d commercial fishing industries in the region have grown tremendously." The Foundation has selected 15 schools (5 U.S., 5 U.K., 5 Saudi Arabian) to participate virtually in the expedition. High school students studying marine science will track and analyze expedition progress and participate in near real-t...CRed calls for radical rethink of UK energy policy
...nd installed wind power capacity, for example, has grown by 28 per cent worldwide year on year from 2000 to 2004. Dr Bruce Tofield, one of the authors of CRed's response, said: "A perverse consequence of the Government's energy market liberalisation was an increase in greenhouse gas emissions. Low energy p...... stem cells found in testicles could be extracted, grown in the lab, and frozen for future use. A team in the Netherlands has successfully harvested spermatogonial stem cells from cows and cultured them inside mouse testes. The hope is that the same thing could be done for men. "This is a very promising ro...Clues to breast cancer hidden inside stem cells
...he Faculty of Medicine, University of Iceland have grown three-dimensional breast cell cultures to reveal unexpected subtleties about these stem cells that could explain why they spawn malignancies. These stem cells, Valgardur Sigurdsson remarked during the EuroSTELLS Conference in Venice, Italy (19-21 Ma...Invasive species harms native hardwoods by killing soil fungus
... one-tenth as fast in the infested soil. Seedlings grown in sterilized, AMF-free soil taken from invaded and pest-free locations showed similar reductions, suggesting that diminished microbial activity had suppressed tree growth. Other experiments showed that adding garlic mustard extracts to soil impaired...