Diatom genome reveals key role in biosphere's carbon cycle
..., an arrangement called endosymbiosis, and swapped some genetic material to create a new hybrid genome. "This project helps illustrate the amazing diversity of life on our planet," Armbrust says. "Diatoms display features traditionally thought to be restricted to animals and other features thought to be...NIH awards new $14.5 million, five-year grant to the Scripps Research Institute
...ane protein "looks" like in nature have to rely on some other type of biophysical analysis. Currently, ...ystallography is a technique in which a protein or some other molecule is carefully manipulated so that a crystal can form. This crystal, which is really ju...Studying the chemistry of drugs in wastewater
...re complicated and often produce several products, some unexpected. For instance, acetaminophen forms multiple products, two of which are highly toxic. All the drugs were transformed significantly, and their products were generally more "hydrophobic" than the parent pharmaceuticals. Hydrophobic compounds ...New therapy for specific form of leukemia
...n Leukemia, or cancer of the bone marrow, strikes some 700 Belgians each year. Medical science has been at a total loss regarding the origin or cause of some forms of this disease − including T-cell acute lymphatic leukemia, or T-ALL. But now, research...US researchers show cottonseed drug is cancer treatment booster
...cale studies in the 1970s it was abandoned because some men remained infertile after stopping treatment. There were plans in Brazil in the 1990s to market the drug but these were shelved. In 1998 the World Health Organisation said that research on its use for contraception should be abandoned. Gossypol is...Yearling horse auction to benefit equine research
... give horse enthusiasts the opportunity to acquire some of the finest horses in the state and support continued research to improve the horse industry. The sale of yearlings begins with inspections at 10 a.m. and the auction begins at 2 p.m. "Our 2004 auction will feature yearlings registered with the Joc...Commandeering cellular machinery: recognition mechanism to detect small molecules
...colonies were growing in response to LG335 and not some other compound contained in the yeast, samples wer...e researchers varied in their responsiveness, with some significantly more sensitive than others. Some performed the function of on-off switches, while oth......t with the diffusion wave hypothesis, which allows some interbreeding among various forms of early humans but also says the genes of early humans who left Africa came to dominate Homo sapiens, he adds. Lice Genes Confirm Key Events in Human Evolution The new study c...Endangered frogs coexist with fungus once thought fatal
...likely culprit but, in 1996, it was suggested that some unknown disease had spread through the populations. In 1998, the fungus Batrachochytrium dendrobatidis was identified from sick and dead frogs and, since then, several lines of laboratory based evidence have suggested that B. dendrobatidis is to ...Fungus knocks a frog down but not out, raising questions about amphibian declines
...n healthy and all of a sudden there is a crash and some species are wiped out entirely. In Eastern Austral..."We found chytrid on apparently healthy frogs, and some of these frogs were recaptured later," Retallick said. "Our records show that frogs with the fungus...HHMI researchers Richard Axel and Linda Buck win 2004 Nobel Prize
... Buck discovered a large gene family, comprised of some 1,000 different genes (three per cent of human gen...he nasal cavity. The olfactory epithelium contains some 5 million olfactory neurons that send messages directly to the olfactory bulb of the brain. When an ...Daphne Koller named MacArthur Fellow
.... "It's really a major decision, and they give you some time to think about it." The news always comes as a big surprise, since the selection process is confidential and no notification is given to fellows until final selections are made. Koller's research tackles questions of how complex information ...Stanford cooling tool may improve performance of athletes, soldiers
...rawing blood into them. The technology was used by some athletes during training for the Olympic Games in Athens, and it may soon find its way into attire for military personnel and others who work in extreme heat. "We literally cool the body from the inside out, rather than from the outside in, which i...Dying cells encourage neighbors to grow
...ormal, healthy tissues are maintained and may shed some light on a pathway that may contribute to tumor growth. It has been known for some time that cells that die as a result of injury-provoked programmed cell death, also known as apoptos...Research out this week helps us understand basics of how neurons communicate
...s a basic understanding of how something works. In some ways, the body is similar to a broken car. When something goes wrong, you can't fix it if you don't know how it works."...NIH funds first nationaL SNP genotyping center at Broad Institute
...nts -- such as Type 1 diabetes, schizophrenia, and some types of cancer -- by identifying specific genetic markers, or genotypes, that are associated with particular diseases or responses to drug therapies. Studies examining genetic variation in animals such as mice and rats can identify genetic regions ...Putting physiology into the Nobel Prize: 2004 marks 100th anniversary of Pavlov's award
...oblem is still with us and is likely to remain for some time because it is one of the ways in which the tangled relationship between the brain and the control of visceral function presents itself," Smith added. Some of Pavlov's other major accomplishments still seen today: Humane treatment of animals. W...Protein energy profiles offer clues about amyloids
...sks, proteins interact with one another, bind with some molecules, cleave others into pieces and fuse other molecules together. Since the function of a protein is often based upon specific chemical interactions -- enzymes, for instance, are proteins that make or disrupt chemical bonds in other molecules -...September/October 2004 Annals of Family Medicine tip sheet
...the total increase in expenditures. They add that some of the drugs with the greatest expenditures in thi...eutic milieu, this relationship taught her that in some instances, closeness, rather than distance, is more therapeutic because it recognizes the humanity p...Most promising clinical uses for stem cells from fat agreed on by international society
...ost likely comprised of multiple cell populations some that are capable of proliferation and differentiation and other groups consisting of mature cells. The society aims to develop common scientific methods in order to best compare results between studies, and believes that much of the research effort s...