Dangerous Chemical Combination Presents Possible Scenario For Gulf War Illnesses
...ls. "Individuals with genetic types of decreased plasma BuChe activityshould be considered potentially at higher risk when exposed to PB and relatedcompounds, and this may account for some of the more severe symptoms seenin up to 4 percent of the Gulf War veterans," said Abou-Donia. An estimated700,000 mi...Genetic Alterations Linked To Cancer In Some Blood Samples
...kins study) found genetic alterations in the blood plasma of over 70 percent of patients with small cell lung cancer. The authors speculate that the higher presence of alterations may be indicative of the high propensity of this cancer to spread. In addition to Sidransky, other participants in the Hopkins ...Disease Resistance Mechanism Identified in Plants
...ross the plant cell wall and its inner lining, the plasma membrane. Once inside the plant cell, it directly interacts with the tomato plant's Pto resistance gene. To test this, the researchers first inserted the avirulence gene into a variety of tobacco plant that had been genetically engineered to...Mechanism For Disease Resistance Identified In Plants
...ross the plant cell wall and its inner lining, the plasma membrane. Once inside the plant cell, it directly interacts with the tomato plant's Pto resistance gene. To test this, the researchers first inserted the avirulence gene into a variety of tobacco plant that had been genetically engineered to...Erodible plastic microspheres could be effective oral drug delivery system
...rbed. In the study, the dicumarol also remained in plasma for much longerperiods than other forms of the drug orally dispensed to the animals, resultingin improved availability. Insulin and plasmid DNA cannot be administered orallybecause they are degraded by the harsh conditions of the intestinal tract. ...Synthetic Vitamin E And Natural Vitamin E Are Equally Powerful Antioxidents
...nt difference in the amount ofvitamin E present in plasma or in low-density lipoproteins (LDL). Also, therewas no difference in their abilities to inhibit the oxidation of LDL, theso-called "bad" cholesterol. LDL oxidation is believed to be the first step indevelopment of atherosclerosis, or hardening of th...Folic Acid Fortification Effective In Cereal Grains
...ibly reduce occlusive vasculardiseases by lowering plasma and serum homocysteine concentrations." He noted: "The fortification of staple foods with folic acid may be the most practical and feasiblemeans to increase folate intake in the population." In the editorial, Dr. Tamura also called for a better means......ts, but would nottransmit diseases associated with plasma purification. On yet another front, researchers are trying to extend genetic engineeringtechniques to specialized yeast strains, which would feed on agricultural wasteproducts and, in the process, produce industrial enzymes and food and animalfeed su...UMass Researchers Announce Birth Of Genetically Modified Cloned Calves
...min, a protein currently derived from pooled human plasma that is used therapeutically to maintain volume in blood vessels. Approximately 440 metric tons of plasma-derived albumin are used annually worldwide. Combining cloning and transgenics to produce recombinant human albumin may provide a safe and more ...Diet, Antioxidant Status, And Smoking Habits In French Men
...ood consumption, andantioxidant vitamin intake and plasma indexes of oxidative stress and antioxidant defens...status; vitamin intakes were reducedin smokers and plasma antioxidant indexes were altered independently of dietary intakes. As inother countries, in France s...Lifestyle Determinants Of Plasma Homocysteine
...n the location and skewness of the distribution of plasma totalhomocysteine (tHcy) according to lifestyle indexes in 11,941 apparentlyhealthy participants of the Hordaland Homocysteine Study. Most subjectswere in two age groups: 9165 subjects were aged 40--42 y and 2351 subjectswere aged 65--67 y. The remai...B-Vitamins Lower Homocysteine Levels In The Blood; May Reduce Vessel Damage In Stroke Patients
...of homocysteine and hadsignificantly lowered their plasma thrombomodulin. The other participants hadnot. Thrombomodulin is a key player in the protein C-thrombomodulin system,one of the body's natural defenses against inappropriate or excessive bloodclotting. Increased thrombomodulin in the blood ...Genetics Of Obesity And Of The Response To Chronic Overfeeding
...astinginsulin, insulin response to a glucose load, plasma lipids and lipoproteins wasalso quite significant ... inbody composition, fat distribution, insulin and plasma lipoprotein levels wasalso quite apparent. These results strongly suggest that undefined geneticfac...New Sensor Will Detech Chemical And Biological Pathogens At Incredibly Small Doses
...employed to purify pharmaceuticalspresent in blood plasma at trace levels. By combining his scientific processwith an optical fiber sensing device, Velander and Murphy have found that theycan "capture biological warfare agents" that were previously undetectable. For example, the prototype biosensor detects...Candidate Regulator Of The Temporal Component Of Neurotransmitter Release Identified
...ed synaptic vesicles, to fuse with the neuronal plasma membrane, thus secreting their content. This pr...es that are located directly at the presynaptic plasma membrane and being prepared ("primed") for fusion. While neuronal communication relies ...Soy Phytoestrogens Reduce Carotid Atherosclerosis As Much As Premarin
...g the development ofwhat they call an "atherogenic plasma lipid profile" -- or serum cholesterollevels that lead to atherosclerosis -- despite the high cholesterol diet....Human Metabolite Of Taxol Synthesized In The Laboratory
...viously in microgram amounts by isolation from the plasma ofpatients treated with paclitaxel (Taxol), so the availability of syntheticmaterial will now make it available on a much wider scale. "The process provides a good yield overall," reports Kingston. "Althoughthe key step only gives about a 15......hapel Hill/NC, has determined the structure of the plasma membrane proton ATPase at a resolution of about 0.8 nm by electron cryomicroscopy of two-dimensional crystals (Nature, vol. 392, 23 April 1998, 840). The proton ATPase is a membrane protein which uses energy ...New Study Shows White Males Have More Receptors For Patent Blood-Vessel Contracting Substance
... to its ability to make vessels contract. Elevated plasma ET-1 levels havebeen discovered in many medical conditions, from chronic heart failure to atherosclerosis. It remains unclear, however, just howET-1 works in the body, and this study is the first to indicate genderdifferences There's another ...... hormone exhibits its actions through plasma membrane receptors which have been characterized from several sources. The molecular interaction between these receptors and CRF is under investigation by several laboratories. It is expected that further molecular informati...