Synchrotron could help save the Tassie devil
... comparatively new, and the Australian facility is one of relatively few around the world where it is ava...amples between different countries. Dr Church is one of hundreds of scientists scheduled to use the Australian Synchrotron, which was officially opened i...Penn researchers discover pathway that eliminates genetic defects in red blood cells
...s. For example, the most well-described pathway is one that recognizes nonsense mutations that result in an RNA that makes a protein that is too short. Duchenes muscular dystrophy and cystic fibrosis are examples of hereditary diseases that result from nonsense mutations. We describe a surveillance pa...Developing a more effective vaccine for tuberculosis
...tuberculosis, M. Tuberculosis, infects more than a one third of the world's population. Although the currently used vaccine (M. bovis BCG) provides young children with protection from tuberculosis, it is not effective at preventing the type of tuberculosis that most adolescents and adults suffer from. Th...Progesterone therapy and preterm birth: More evidence helps identify women who can benefit
...nt, the March of Dimes Foundation said today. In one large multi-center trial led by Eduardo B. Fonseca, M.D., women with short cervix (most of whom had no prior history of preterm birth) who received progesterone suppository treatment between 24 and 34 weeks gestation had a greatly reduced rate of pre...JCI table of contents: August 1, 2007
...tuberculosis, M. Tuberculosis, infects more than a one third of the world's population. Although the curr... can be an inherited disorder and mutations in any one of a number of genes have been shown cause the disorder. A new study in the August issue of the Jour...U-M researchers find family of 'on switches' that cause prostate cancer
...cause prostate cancer to develop. But its not just one set of genes that fuse. The researchers found that any one of several in a family of genes can become scrambled and fuse. Results of the study appear in the Au...New study demonstrates important role of glia in circadian timing
...usively in glial cells, and that it is involved in one of the commonly studied rhythmic behaviors observed in Drosophilalocomotor activity. Not only do our studies indicate that Ebony abundance is under clock control, Jackson says, but they also suggest that Ebony may exert its effects on locomotor activ...Forsyth scientists gain new understanding of adult stem cell regulation
...of adult stem cells in vivo. They showed that when one of many specific gap junction channel types was abolished, the adult stem cell pool disappeared along with the regenerative capabilities, suggesting that gap junction-permeable signals are necessary to maintain stem cell state and tissue regeneration...Molecule blocks gene, sheds light on liver cancer
...nked to cancer. These findings show exactly how one specific microRNA, called miR-21, helps cancer develop. This molecule occurs at unusually high levels in many kinds of cancer cells. The study looked at a gene called PTEN (pronounced P-TEN), which normally protects cells from becoming cancerous. ...First case of successful ovarian tissue transplantation between two, nonidentical sisters
...nd within less than a minute were being sewn on to one of Teresas atrophied ovaries, also via laparoscopy...d it emphasised the importance of leaving at least one ovary in place during any treatment because the ovary offered an excellent site for a subsequent tra...Testing the force of a shark's bite
...in the project for NSW DPI, Dr Michael Lowry, said one of the project aims is to identify the shark species responsible for damage to submarine cables and towed arrays. "Measurement of bite forces will help in testing and developing materials suitable for cabling and sensory equipment used in the marin...Gold nanoparticles may pan out as tool for cancer diagnosis
...lculate the invasiveness of the cancer cell, while one marker - present equally among the different cancer types - was used to calculate the degree to which the other markers were expressed, or present. Irudayaraj said his gold nanorods may be able to detect as many as 15 different markers in the future,...'The Man Who Saved The Sea Turtles'
...hose in the conservation movement, Archie Carr was one of the great heroes of the 20th century. A pioneer...n to Tortuguero to reproduce. By protecting just one beach, then, he demonstrated how it might be possible to save an entire sea turtle population from e...Under magnetic force, nanoparticles may deliver gene therapy
...ranging from 185 to 375 nanometers (a nanometer is one billionth of a meter, or a millionth of a millimeter). For comparison, red blood cells are ten to 100 times larger. The researchers were able to control the nanoparticle size by varying the amount or composition of solvents they used to form the nano...New databases put wings on search for bipolar risk genes
...he American Journal of Psychiatry, the database is one of two now available at Hopkins BioinforMOODics web site: http://www.hopkinsmedicine.org/Psychiatry/moods/bioinformoodics/index.htm l A second offering on the BioinforMOODics siteQuickSNP is also set up to streamline gene searches but, unlike the...American buffalo slaughter fueled by international trade
While the 19th century is surely one of the most inspirational periods in American history, it also bears witness to a less flattering record with regard to the environment: most significantly, the slaughter of the plains bison, or buffalo. In a working paper for the National Bureau o...Investigating antibiotic use in acute care patients
...n pigs. "Our research shows clearly that use of one antibiotic to treat E. coli not only increases resistance against that antibiotic but also increases the carriage of resistance genes against other classes of antibiotics. "This creates a real problem because subsequent therapy with a second antib...New data reveal pregnancies exposed to accutane despite risk management program
...to bypass the monitoring program. Isotretinoin, one of the most potent teratogens, is marketed under several brand names to treat severe acne that does not respond to conventional treatments. More than 1.5 million prescriptions were written annually according to 2001-2002 FDA data. Isotretinoin is...Discovery in plant virus may help prevent HIV and similar viruses
...ormlike organism Caenorhabditis elegans, have only one gene in the protein complex that retroviruses use ...ranscription process," Chen said. "If we knock out one of these genes, the plants become resistant to CaMV and the plant is still growing." The discovery......o house the nation's first research repository for one species that has nothing to do with pizza toppings or marbling blue cheese: Aspergillus, which increasingly poses a major health threat to cancer patients andtransplant recipients. The National Institutes of Health has awarded $9 million over the n...