Pollination find could lead to cordgrass control
... oaks and pine trees need the wind to carry pollen between plants, fertilizing nascent seeds. Scientists guessed that wind pollination was efficient, but the theory hadn't been tested. "People think, because they get hay fever, there's always plenty of pollen in the air," said Heather G. Davis, lead author ...British scientists exclude 'maverick' colleagues, says report
...t British scientists operated with firm boundaries between 'inside' and 'outside' and believed that controversial scientists needed to be placed outside the community so as to not gain scientific legitimacy. Swedish scientists were more inclined to ensure that all members 'have their say'. They were more lik...JCI table of contents, 16 August, 2004
...1knockout mice and by an inability to discriminate between ET-1 effects in the nephron and those in the vascu...OMPANYING COMMENTARY: The T cell cometh: interplay between adaptive immunity and cytokine networks in rheumatoid arthritis AUTHOR CONTACT: Gary S. Firestein ...Stanford researcher's findings may shed light on common, deadly birth defect
...olved in brain and facial patterning are conserved between the species. Cordero used a chemical aptly named cyclopamine to interfere with developmental signals sent by sonic hedgehog, a protein previously implicated in HPE. Although exposure early in development created cyclopic embryos, progressively later ...Gene duplication allowed pigs to have more babies
...o give a coherent picture showing the relationship between life and the planet that supports it." The resear...matase gene duplicated twice, to give three genes, between 27 and 38 million years ago. By analysing the genetic sequence from two living relatives of Sus scro...X marks the spot: Vector insertion is viral specific
... that there is a system of biochemical recognition between proteins bound on human chromosomes and viral proteins, which helps guide integration, and that specific recognition seems to differ from virus to virus. "There's a prospect of modulating or engineering that kind of system, once we understand it bett...Rare mutations can significantly increase risk factor for heart disease
...enotype." In their search for genetic differences between the two groups, the researchers focused on three genes that, when defective, had been implicated in rare forms of HDL deficiency. These were genes coding for proteins that play critical roles in cholesterol metabolism and transport, known as apoplipo...Nerve cells 'guided' to repair spinal damage: Technique
... to stimulate nerve cell growth and bridge the gap between the two ends. "We need cells to grow in a specific...hannel - a straight line - is the minimum distance between two points." The research, which has yet to be tested in animal models or humans, was funded by the...ASU researchers demonstrate new technique that improves the power of atomic force micrscopy
...cks on the floor, but it can't tell the difference between one block and another," Lindsay explained. "What we have done, is allow the person sitting on the floor and feeling those blocks to open their eyes and see that there are red Lego blocks, green Lego blocks and yellow Lego blocks." "This allows you to...Alcohol-use and depression among pregnant and postpartum women
...m a large, urban prenatal clinic in Pittsburgh, PA between 1983 and 1985, assessing them in their fourth and seventh prenatal month, at delivery, and then together with their children at eight and 18 months, then three, six, 10, 14, 16 and 21 years later. For this particular study, five groups of prenatal v...Genes can influence both alcohol consumption and dependence
...r alcohol dependence.' The possible relationships between intake and dependence may be none , except during...a collected from three studies of Australian twins between 1980 and 1995. The 1980 study (n = 8,184) and the 1989 study (n = 6,570) examined items of alcohol ...Infant rats eagerly accept high concentrations of alcohol upon first exposure
...n development, our rats might correspond to humans between a few days and six months after birth, but in term...e is important for understanding the relationships between brain and alcohol intake," he said, "because we know how the infant brain differs from that of older...Story tips from the Department of Energy's Oak Ridge National Laboratory, August 2004
...unction understood in terms of direct interactions between components. Now, Pratul Agarwal and colleagues at ORNL are using the lab's Cheetah supercomputer and EVEReST 35 megapixel visualization facility to study protein function in far greater detail. "Based on computational simulations, we're seeing protei...Schizophrenia gene variant linked to risk traits
...ental Health (NIMH) have identified a relationship between a small section of one gene, the brain chemical me...le for regulating glutamate in synapses--spaces in between brain cells--where chemicals like glutamate transfer information from cell to cell. The amount of gl...Body's own defense against H. pylori, cause of stomach ulcers and stomach cancer
... and only 1% with stomach cancer. A collaboration between The Burnham Institute and Japan's Shinsu University has discovered the defense mechanism that protects the stomach against H. pylori infection. H. pylori is found in mostly in the stomach, where it thrives in the superficial mucin layer lining the...Infants sighs may 'reset' breathing regulation mechanism as well as help lungs develop
...s, sighs also helped development of communications between the respiratory control center, a specialized group of cells in the brainstem, and the lungs themselves. They studied 25 healthy one-month-old infants during quiet sleep, while they were either lying in a crib or in a parent's arms. The re...Near-zero-energy buildings blessing to owners, environment
...son, a conventional house in Lenoir City would use between $4 and $5 of electricity per day. Already, builders and the public are taking notice, said Christian, who noted that many of the energy-saving features are cost-effective for all houses. Plans call for a true net-zero-energy house to b...RNA could form building blocks for nanomachines
...l molecules, and that could help us bridge the gap between the living and the nonliving world. If nanotech devices can eventually be built from both organic and inorganic materials, it would ease their use in both medical and industrial settings, which could multiply their usefulness considerably." ...New OHSU lab will speed drug discovery process
...spectrometer was purchased through a joint venture between the Department of Physiology and Pharmacology, OHS...hout leaving the hill. The core is a critical link between the bench and the bedside," Dawson said. "What this facility has the capability of doing i...Rutgers-Newark biologist links presence of protein to spread of cancerous cells
...chers at Rutgers-Newark have identified a new link between a specific protein and its role in determining how... body. The researchers' findings identified a link between cell division and a cell's ability to remain associated with its parent tissue. According to Dr. Bon...