Vioxx in high doses causes hypertension
...control, Griffin said. However, many other doctors apparently underestimate the drug's ability to cause edema, hypertension and heart failure, she added. Of the TennCare patients in the Vanderbilt study who were receiving over 25 milligrams of Vioxx a day, 15 percent had been treated for congestive heart failur...UW study: Migrating birds offer insight into sleep
... migrating songbirds have developed the ability to apparently reduce their need for sleep temporarily, without suffering the consequences of sleep deprivation. While the researchers do not know how the birds do what they do, they are convinced that the birds' behavior sheds light on sleep processes in general a...University of Chicago scientists pinpoint cellular cause of SIDS
... and if you take away one component, the rhythm is apparently undisturbed. However, the network becomes more vulnerable to situations like hypoxia, because under these conditions, respiration relies on only one group of pacemakers that become the critical drivers of the rhythm," Ramirez says. Harvard University...Study identifies genetics of fat metabolism, red wine link
...of fat and reduces the formation of new fat cells apparently it represses one or more fat-regulating proteins and other genes that drive fat storage following calorie restriction. This may have been an evolutionary adaptation for the body to sense short term famine and counter it by increasing the burning of s......ing 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 list of taxa on the herbivore's menu. These experiments demonstrate that by disabling individual genes in native plants and planting the...JCI table of contents, 1 July 2004
...s expressed. This transient single-copy expression apparently occurs at a critical stage in megakaryocyte differ...iscovery of transient single-copy expression at an apparently critical time during cellular differentiation explains why this disease occurs even in the presence ...Herpes tool allows researchers to customize Alzheimer's vaccine
...accine designed to protect against Alzheimer's was apparently effective in some people but the vaccine caused severe inflammation in the brains of several participants, and the study was halted last year because of the danger. With funding from the National Institutes of Health, Federoff and William Bowers, ...Canine word-learning research published in Science
... retrieved a new item in seven of ten sessions. He apparently appreciates, as young children do, that new words tend to refer to objects that do not already have names. After a month without access to these target toys, Rico retrieved them, upon request, from groups of four familiar and four completely novel to...Nature's ambush: pregnancy more likely from single unprotected intercourse than believed
...h Sciences in Durham, North Carolina, said: "There apparently are biological factors promoting intercourse durin...se have the deck stacked against them. Intercourse apparently does not happen randomly. It's more likely to occur on the fertile days, even though the average wom...Junk DNA yields new kind of gene
...lately begun to suspect that the long stretches of apparently useless, or junk, DNA might possess a hidden funct..., not just from yeast but from mammals, that these apparently silent regions produce RNAs, which are associated with transcriptional activity (see Focus, March 5,...Stem cells more vulnerable to toxic chemotherapy when protective molecule is disabled
...hat carried the gene for BCRP multiplied normally, apparently because they were able to rid themselves of excess...i-leukemic drug mitoxantrone, 40 percent survived, apparently because they used BCRP to rid themselves of that drug. However, if HSCs from mice lacking the BCRP g...Dartmouth Medical School awarded $9 million grant for genomics research
...nt of the more than 10,000 genes in Neurospora are apparently novel and activate biochemical functions that will be new, suggesting that examination of the functions of these genes will be informative. "Neurospora is a fascinating fungus," said DMS Dean Stephen P. Spielberg. "It is an enormously helpful model...Once a renin cell, always a renin cell
...searchers conclude that specific subpopulations of apparently differentiated cells are "held in reserve" to repeatedly respond by de-differentiating and expressing renin in response to stress and then re-differentiating when the crisis has passed. According to Dr. Gomez, "The experiments confirm that recruitmen...Penguins ingest mollusk shells to obtain calcium for thicker eggshells
...um ingest significantly more mollusk shells, which apparently supplements calcium taken from their bones for eggshell formation. The thicker shells are important for penguins, which often nest in large colonies. Boersma has documented that, particularly in more densely populated colonies, periodic nasty fights ...Parent-offspring conflict in the evolution of vertebrate reproductive mode
...logy and carcinogenesis, parent-offspring conflict apparently can favor the evolution of genes that promote cancer, and adult health increasingly appears to be 'programmed' during fetal development....Measurement clarifies role between protein structure and cell adhesion
...parations, the researchers have reconciled several apparently contradictory experimental results, and validated two of the current models as contributing to spatially and molecularly distinct NCAM bonds. "The different bonding configurations may serve as scaffolds that hold the membranes apart and regulate the ...Seabed secrets in English clay
... but hydrogen sulfide-rich aquatic environments -- apparently co-existed with ancient, oxygen-breathing sea reptiles and other bottom-dwellers in a shallow part of a sea that's now the region of east-central England around Peterborough. "It should have been one or the other," said Kenig. "You can't hav...Hemochromatosis, inflammation and anemia
...here is inflammation. They also showed that HFE is apparently not needed for any of the other common immune responses. During long-term inflammatory conditions, hepcidin continues to bring down the level of iron making patients anemic. So by blocking HFE, hepcidin production is reduced, and iron level no longe...Freeing Nemo: Aquarium owners releasing non-native fish could endanger marine ecosystems
...undation have found 16 non-native species of fish apparently set free from home aquariums in ocean waters off the southeast coast of Florida. This is an unprecedented number of non-native marine fish in a concentrated geographic area, says Brice Semmens, a UW doctoral student in biology and lead author of a ...... million functional rearrangements. Improbable is apparently not impossible, as Nicholas Chiorazzi and colleagues, of the North Shore-LIJ Research Institute, have recently identified remarkably similar B-cell antigen receptors among a group of individuals suffering from B cell chronic lymphocytic leukemia (B-C...