For Africa's valuable mahoganies, it's the soil, stupid
...sequent lack of regeneration has caused loggers to simply move on to other species, which in turn has led to deforestation. The early stages of this vicious cycle are evident even in the most remote forests of Africa. Knowing and taking into account the regeneration requirements of these species when writ...Why some animals have smaller eyes: Lifestyle matters
... for making a living."Or the carnival barker could simply measure eye size, which is what Merola did for some dissected specimens, while she and Basarab scanned the scientific literature for weight-and-size information already gathered by other biologists on other species. Then the student biologists turned...Free electron laser reaches 10 kW
...many new applications, some foreseen, and some are simply very pleasant surprises," said Christoph Leemann, Jefferson Lab Director. "We look forward to operating this exciting new machine and carrying out the many experiments planned for it." The FEL provides intense beams of laser light that can be tuned ...Study reveals surprising 'remodeling' property of gene regulation process
...mes are complexes of proteins that were thought to simply bind to genomic DNA and condense it into structures called chromatin that can fit inside a cell's nucleus. It was historically assumed that nucleosomes were uniformly distributed throughout the genome and that this distribution was unchanging.The new...Brookhaven lab biophysicist F. William Studier wins R&D 100 award
... get optimum conditions for producing proteins, we simply inoculate cultures late in the day, let autoinduction do the work for us, and collect our proteins the next morning. An added bonus is that we usually get much more protein." Studier started his research on T7 a common bacteria-eating virus when h...New view of leukemia cells identifies best treatment options, Stanford researchers say
...hat reveals how the cell behaved. Those cells that simply look surprised are fairly normal and will probably respond well to drugs; those that glower need special treatment. The cellular expressions Nolan watches are message-carrying pathways that translate a signal in the environment into action in the...Gene defects found in age-related macular degeneration
...iversity of Iowa Carver College of Medicine. "They simply look so similar that clinicians call them the same thing. Because of such complexity, we don't understand the molecular mechanisms of the disease very well, and this has limited our ability to develop preventive therapy for it. "Looking for genetic c...Carnivore extinction risk determined more by biology than human population density, says study
...room for complacency about the security of species simply because they are not currently considered globally threatened. "There is a strong case to be made for pre-emptive conservation of species that live in regions of rapid human population growth and have a biology predisposing them to decline," they wr...JCI Table of Contents, 15 July 2004
...stead that the mechanism of haploinsufficiency, of simply having half of the normal amount of fibrillin-1 protein, is actually responsible for this disorder. The authors show that over-expressing a mutant form of the fibrillin-1 gene in mice does not, as would be expected in the dominant-negative model, rec...Acamprosate: potential medication for treating alcoholism
...r the desire to drink are reduced, and many people simply stop taking the medication. Studies have shown that disulfiram works best when its ingestion is monitored/observed on a daily basis. Naltrexone has been shown to indirectly hinder the elevation of dopamine, referred to as the "feel-good" mo...Oxygen sensing in worms may hold key to healthy blood pressure in humans
...ove most about this project is that we started out simply trying to understand how the mammalian cyclase enzyme is able to bind to nitric oxide. It appears to be a rather narrow question, but in searching for the answer, look at all that we've learned about oxygen sensing." "Oxygen sensation and social feed...'Anti-plume' found off Pacific Coast
...rials from within the Earth to the ocean floor, it simply sucks down the surrounding seawater." The researchers aren't sure exactly what causes the dilation, but it has multiple implications. First, it changes how scientists view seafloor spreading since there isn't an automatic outpouring of lava, or hot ...Sleepless over Seattle: Migrating songbirds forgo sleep but keep their wits
...ogy, suggests such nocturnally migrating songbirds simply skimp on sleep--but without the disastrous effects...ce. These results suggest that migrating songbirds simply slash their sleep time rather than "sleepwalking" through their migrations. The mechanisms underlyin...... under relentless pressure from herbivores. We are simply unaware of many of these attackers because they are not normally found feeding on plants. However, some species of herbivores apparently "test" plants. When the plant doesn't respond to this testing by launching induced defenses, the plant joins the ...Combination of gene therapy and gene silencing prevents neurodegenerative disease
...st remove or suppress the disease-gene rather than simply add a corrected version. "Although we know how to put genes into cells, the difficulty we face in treating dominant diseases is how to remove or silence genes," Davidson explained. "With our approach we can marry our gene therapy research using viral...Satellites map volcanic home of Africas endangered gorillas
...e maps we have wanted to create previously, but we simply haven't had the tools to create them. Remote sensing is providing useful assets for our work." Mountain gorillas are found in highland forests that straddle the borders between Rwanda, Uganda and the Democratic Republic of Congo. These regions make...$6 million appropriation to focus Sandia research on drinking water desalination, removal of arsenic
...cing a tremendous burden on rural communities that simply can't afford to meet the standard," Domenici says. "With this appropriation, we are investing in scientific expertise at Sandia to try to develop technologies that will allow the standards to be met in the most cost-effective manner."...Hopkins to found first center for comprehensive study of epigenetics
... to really investigate the issue more broadly than simply its role in cancer," says Feinberg. "This center is a first, critically important step toward creating a comprehensive picture of epigenetics and its role in human health." First on the center researchers' to-do list is development of technology to s...Noah's modern ark: The role of ART in conserving endangered species
...ionists the focus is on the much more basic aim of simply understanding the fundamentals of reproduction in ...bout their basic biology. So we often use ART for simply understanding the reproductive fundamentals of a given animal: how long is the reproductive cycle, h...Clinical judgement still counts strongly alongside genetic testing
...nting clinical expertise. Laboratory tests do not simply outweigh clinical evidence." She continued: "The relationship between how the patient's condition reveals itself and the underlying DNA or chromosome evidence is not entirely predictable. "Many syndromes are rare and com...