Researchers Identify And Isolate First Gene For A Form Of Insulin-Dependent Diabetes
...d with intensethirst and the need to excrete large amounts of urine. Some people with WolframSyndrome also lose their hearing. The disorder is caused by mutations in a single gene called WFS1, theresearchers found. Identification of that gene could provide importantinformation about several disorder...Stress Hormone Levels Predict Length Of Gestation In Human Pregnancy
... During pregnancy, CRH is alsosynthesized in large amounts by the placenta and is released into maternal andfetal circulatory systems. In previous studies, elevated levels of maternal CRH have been associated with the presence of medical complications in pregnancy andwith preterm labor. It was not clear,......y also have contributedto changes in the kinds and amounts of fish available to sustain populations ofseals and sea lions. The role of killer whales in the sea otter decline is supported by several linesof evidence, Estes said. First is the sudden increase in observed attacks. Acareful statistical analysis f...Long Lava Flows May Have Taken Years, Causing Global Cooling And Extinctions
...role in future volcanic eruptions bycarrying large amounts of lava to distant populated areas, as they have in thepast.......o learn about DGAT. For example, they found large amounts of DGAT geneexpression in the intestine and in fat...ting that these mousetissues are where significant amounts of DGAT are made. "These sites areconsistent with a role for DGAT in fat metabolism," said Cases, a ...New Test Spots ALD Carriers With Near-Perfect Accuracy
...rs and thosesuspected of having ALD, based on high amounts of a key fatty molecule in theirblood plasma. "The plasma test is 100 percent accurate in diagnosing the diseasein males," says Moser, "but unfortunately, it has only 85 percent accuracy intelling if a woman is a carrier, and 15 percent may have fals...Dinosaur Tooth Enamel: A Key To Investigating Ancient Climate On Land
... using a high-poweredexcimer laser to remove small amounts of enamel from the toothsurface. The laser produces a beam of ultra-violet light about 200microns in width that is used to vaporize a narrow and shallow bandof enamel; oxygen in released from the vaporized enamel, and theisotopic ratio of this oxyge...Aquaculture: Not An Easy Answer To Overfishing
...part of the problem, the report said, are the huge amounts of fishneeded to produce fish meal and oil for the "delicacy" species such as shrimpand salmon that bring top prices in the market. It can take 1.8 million tons ofwild fish to produce 644,000 tons of salmon. Meanwhile, salmon netpens send vol...Viral Vector Delivers Dystophin Gene To Mouse Muscle
... at the U-M, will make itpossible to produce large amounts of the vector without contamination by otherproteins or viruses that could trigger an immune response in humans, accordingto Salvatori. The result is significant, because stability and immune response were two majorproblems that remained to be solve...Hopkins Study Shows Brain Damage Evidence In "Ecstasy" Users
...luid for levels of a serotonin by product; reduced amounts strongly suggestedbrain damage in humans. "But this is the first time we've been able to examine the actualserotonin-producing nerve cells directly in the brain," Ricaurte says. Using anerve-specific technique that took more than five years...Aluminium Study Puts Drinking Water In The Clear
...behalf of WSAA. The report found that the average amounts of aluminium that Australians consumethrough food and beverages were well within the safe limit established by theFood and Agriculture Organisation/World Health Organisation Joint ExpertCommittee on Food Additives (JECFA)....Wake Forest Physicians Demonstrate How Gene-Diet Interaction Affects Cholesterol Absorption
...alories from fat, and the fat was made up of equal amounts of saturated fat,polyunsaturated fat (such as vegetable oil) and monounsaturated fat (such asolive oil). On the diet where the fat came from polyunsaturated fat, the amount ofcholesterol absorbed jumped substantially in the "normal" group, wh...Vulnerability To Compulsive Gambling Is Partly Inherited
...ur of nine behaviors,which include gambling larger amounts than intended, irritability if unable togamble and...g behaviors," says Eisen. "One was gambling larger amounts than intended,and the other was repeated efforts to reduce or stop gambling. For those twosymptoms, ...Increase In Number Of Diesel Cars Is Counterproductive For Environmental Goals
...Protection Agency. "Diesel cars emit much greater amounts of nitrogen oxides, particulates andcarcinogenic substancesthan new petrol-driven cars. The current trend in increased sales of diesel carsis actuallyjeopardising our chances of achieving the environmental goals for cleaner airand reducedacidificatio...Scientists Finger A Molecular Kingpin In Body's Response To Cigarettes
...methods. While normal mice showed significant amounts of gene damage,mice without the AH receptor showed...ays Gasiewicz. "One of the reasons may bediffering amounts of receptors such as the AH receptor. Or thosepeople may be exposed to drugs or chemicals in their d...Duke Study Finds More Genes May Be Affected By Toxic Cadmium
...um exposure by triggering the synthesis ofelevated amounts of proteins, he said in an interview. Those protein productsinclude HSP70, a "heat shock" protein generated in response to stress; pyruvatecarboxylase, a liver enzyme that converts pyruvate to the sugar glucose; andmetallothione, which binds to the m...Memory Loss In Old Age No Longer Linked To Dying Brain Cells
...etrievable loss of memory during old age no longer amounts to anything morethan folklore. File it away with all of the other old wives' tales. Michela Gallagher, a professor of psychology at The Johns HopkinsUniversity, announced recently at the 28th annual meeting of the Society ofNeuroscien...Jefferson Scientists Use Gene Repair Technique To Change Albino Mice Cells To Black
... small oligonucleotide--DNA interspersedwith small amounts of RNA--that has the capability to find and attach itself toa certain part of a gene. The small genetic vehicle is designed to trigger thecell's normal DNA repair system into action as well. The repair mechanism scansthe DNA looking for any mismatche...Supplementing Diet With Fruits And Vegetables, Rather Than Vitamins, Provides Needed "Antioxidants"
...antioxidant" vitamins,provides the body with ample amounts of carotenoids and other naturallyoccurring antioxidants, which inhibit the oxidation of lipids that ultimatelyleads to atherosclerosis. "These results support the hypothesis that diets rich in fruits and vegetablescan increase the antioxidant capaci...... program based on Markov models to manage the vast amounts of genetic information scientists were churning out. The Russian mathematician, Andrey Markov, introduced his models early in the 20th century. Borodovsky believed Markov models could portray genes by the frequency of certain combina...