UC Davis science, engineering and technology newstips -- March
...nd years old, said Knox. Around that time, the hot plasma from the Big Bang cooled and settled into atoms. T...how irregularities in the early universe where the plasma was slightly denser, said Knox. Scientists think that as the universe cooled, gravity attracted more...Arterial wound repair in DDR1 knockout mice
...ble form and directly transduce signals across the plasma membrane. Knockout mice lacking this protein are viable and normal in many respects, including the structure of their arteries. However, SMCs from these animals are specifically deficient in their ability to adhere to or migrate on collagen, prompti...LSU veterinarians deliver cloned calves by caesarian section
...revent infection in their lungs, and colostrum and plasma for antibody protection. "Apparently the surrogate...t have much, if any, colostrum or milk, making the plasma necessary for protection from post-natal infections," Gill said. Shortly after birth, Soleil was ...In possible boon to sickle cell victims, basic scientists find reason cells stick
...od flow. Thrombospondin also is elevated in blood plasma of sickle cell disease patients, Parise said. That might be important in causing the crises if the circulating thromobospondin acts like a glue. Blood vessel walls damaged by the illness might boost clogging as the two proteins interact more readily ...New technology reduces noxious emissions
... air. They developed a small reactor to house the plasma reaction and quickly discovered that the packing m...trogen oxides cause air pollution. Combining the plasma reactor concept with a catalyst was considered to be a left field approach but is now moving to the ...Plasma DHA declines more rapidly postpartum in lactating than in nonlactating women
... compared the postpartum normalization of maternal plasma phospholipids in lactating and nonlactating women. The 57 healthy subjects were all followed from week 36 of pregnancy to 64 weeks postpartum, during which 22 were nonlactating and 35 breast-fed their infants. Normalization of total phospholipid fatt...Copper is crucial for embryonic deveopment, say U-M scientists
...ake into cells that can compensate for loss of the plasma membrane Ctr1 transporter, and that the presence of at least one functional copy of the Ctr1 copper transporter gene is essential for normal embryonic development," Thiele says. "In addition, reduced copper accumulation in both brain and spleen from ...Study finds nonviral gene therapy for severe hemophilia a is safe with early signs of benefit
...s found that four of the six patients had elevated plasma levels of factor VIII activity after receiving the genetically modified cells. This increase coincided with a decrease in bleeding and/or a reduction in the amount of factor VIII needed to treat bleeding. In addition, two of these patients experience...A new marker for schizophrenia?
...uence of cellular integrity (as indicated by S100B plasma levels) on cognitive function are therefore of spe.... In head injury or stroke patients, a higher S100 plasma concentration predicted a more unfavorable clinical outcome compared to patients with lower S100 lev...Acute zinc depletion affects homeostasis by reducing the rate of release from skeletal muscle
... zinc metabolism to explain the marked decrease in plasma zinc mass that could not be accounted for by zinc ...60% reduction in the rate of zinc release into the plasma from the most slowly turning over zinc pool, which is found mainly in skeletal muscle....High homocysteine levels are strongly associated with all-cause mortality among elderly
...finding, amd suggests that widespread screening of plasma tHcy in middle-aged and elderly persons be conducted to help identify potential candidates for therapy with tHcy-lowering folic acid supplementation....Exploding eggs and rare human disorder help explain water regulation
...ry, stumbled upon an unknown protein lodged in the plasma membrane of red blood cells and kidney tubules. After expressing the protein in frogs' eggs, the scientists discovered that the eggs exploded when immersed in water because they absorbed the liquid much faster than normal. Agre named the protein aqua...... show here that GLUT4 is inserted into the myotube plasma membrane at regions of membrane ruffling, where cytoskeletal remodeling takes place. Perturbing the cytoskeleton with specific drugs not only blocks the formation of the membrane ruffles, but also prevents the delivery of GLUT4 to the cell surface. ...Knockout of cav-1 protein causes loss of a cellular organelle
...caveolae, the small cave-like invaginations of the plasma membrane of a variety of eukaryotic cells. More th...s. They represent a form of lipid rafts within the plasma membrane, enriched in cholesterol and glycolipids. Cav-1, a small protein of only 21-22 kDa, is to d...Ohio State chemist wins national award for study of reactive intermediates
...leic acid and inactivate the pathogen, he said. As plasma protein and red cells contain no nucleic acid, these blood products are spared. When asked what first attracted him to science, Platz recalled the race to the moon. I dreamed of discovering new rocket fuels which would propel great starships to exoti...The genetics behind miniature plants
...cting protein, BAP1. BON1 and BAP1 localize to the plasma membrane, and are both more highly expressed at lower temperatures. Dr. Fink and colleagues have determined that BON1 is a member of the copine gene family, a group of prevalent and highly conserved genes found in plants and animals whose function is...APS August/September journal hot picks
...ured by computerized topography), and post-heparin plasma LPL activity. Methodology: Christophe Garene and his colleagues studied 741 adult white and black subjects and their response to 20 weeks of endurance training. The researchers compared changes between carriers and non-carriers of the X447 allele af...Censoring self-specific B cells
... uniformly distributed among mature, IgG-secreting plasma cells, because these cells are subject to both pos...34 segment are dramatically underrepresented among plasma cells. Unlike most immunoglobulins, which acquire their antigen-specificity of a mature B cell recep...Regulation of vascular tone by a secreted mitochondrial peptide
...urprisingly, this complex can also be found on the plasma membrane of endothelial and other cells, and the fact that it appears to be biologically active suggests that most or all of its components can be assembled at this location. Osanai and coworkers have previously argued that the peptide coupling fact...Sex differences in osmotic regulation of AVP and renal sodium handling
...er, these investigators found that men had greater plasma AVP sensitivity to an increase in plasma osmolality induced by hypertonic saline infusion, which was associated with an increase in systolic ...