Tag: "serum" at biology news
Liver cancer patients with high serum levels of hepatitis B virus face poorer outcomes
...first-ever study examining the prognostic value of serum
HBV DNA levels for patients with liver cancer undergoing chemotherapy. They found that patients with high pre-chemotherapy levels of HBV DNA had a significantly increased incidence of severe hepatitis which was associated with the worst survival. The...
The insect vector always bites twice
... evaluate qualitatively and quantitatively, in the serum
sampled from human populations living in transmiss...ors, were separated then put into contact with the serum
of individual subjects, infected or uninfected, exposed to bites. Comparison of salivary protein imm...
Pistachios lower cholesterol, provide antioxidants
...ves the risk of cardiovascular disease by reducing serum
oxidized LDL. "Our study has shown that pistachios, eaten with a heart healthy diet, may decrease a person's CVD risk profile," says Dr. Penny Kris-Etherton, distinguished professor of nutrition and primary investigator of the study....
Implanting dopamine generators in brain cells obtains improvement in Parkinson's in monkeys
...n those individuals receiving injections of saline serum
instead of the cellular aggregates. The fact that the injection into the striate area of neurotrophic factors (those that favour cell growth), such as GDNF, also causes a significant increase in dopaminergic neurones in this region of the brain in...
Brown cancer biologists identify major player in cell growth
...tissue cells -- in a Petri dish with nutrient-rich serum
and watched them grow. When they detonated their time bomb, GABP was disrupted, and the fibroblasts' ability to divide was dramatically reduced. At the same time, other genes known to restart cell division were unchanged. The team confirmed GABP's...
Indicators for risk of heart disease are higher in passive smokers
...cotine is highly specific for tobacco smoke, blood serum
cotinine levels track exposure to tobacco smoke and its toxic components. Dr Andrea Venn, lead author of the study and associate professor in the Division of Epidemiology and Public Health at The University of Nottingham, said: "Our study provides...
Mailman School of Public Health researchers report blood DNA can be early predictor of liver cancer
...etection of liver cancer. Using DNA isolated from serum
samples as a baseline biomarker, the scientists ex...scientists found changes associated with cancer in serum
DNA, presumably released from the tumor, one to nine years before actual clinical diagnosis. Ce...
Antibody signal may redirect inflammation to fuel cancer
...n receptors on their surface receive a signal from serum
in the blood -- often an antibody produced by a B cell in the separately evolved "acquired" immune system. Now UCSF researchers have found that in the presence of precancerous tissue, leukocyte antibody receptors can also be activated to turn on ...
Like salty food? Chances are you had low blood sodium when you were born
... babies born with low sodium (salt) in their blood serum
will likely consume large quantities of dietary so...rns with the most severe cases of low sodium blood serum
consumed ~1700 mg more sodium per day and weighed some 30 percent more than their peers. These data...
New culture method for hepatitis C virus uses primary hepatocytes and patient serum
...get of the virus. By allowing infection by patient serum
containing a wide array of virus strains, this system may allow better understanding of the differences between different strains, further improving treatment strategies. ...
Edible coatings will be the packaging of the future
...nalysed ?all based on proteins extracted from milk serum
(whey protein isolate or WPI), mesquite gum and st...ns for foodstuffs of edible coatings based on milk serum
proteins, starch and mesquite gum". Mesquite gum, an efficacious and cheap solution To test th...
Antioxidant protects against lung damage in silicosis
...s, thus contributing to a significant elevation of serum
HO-1 levels in these patients. "Silica particle... present results indicate that silicosis patients' serum
HO-1 levels correlate significantly with their primary lung function test level and vital capacity. ...
Patients can report statins' adverse effects on new web site
...any of a class of lipid-lowering drugs that reduce serum
cholesterol levels by inhibiting a key enzyme involved in the biosynthesis of cholesterol. Statin cholesterol-lowering drugs are among the most prescribed drugs in the United States. According to Consumer Reports, two such drugs ?atorvastatin (Lipi...
Highly concentrated botulinum preparation for cosmetic injections can result in severe illness
...rapeutic use, no cases of botulism with detectable serum
toxin have previously been attributed to cosmetic ...mated human lethal dose by injection. Pretreatment serum
toxin levels in 3 of the 4 case-patients were equivalent to 21 to 43 times the estimated human letha...
Malaria vaccine prompts victims' immune system to eliminate parasite from mosquitoes
...ations were completed. Next, the researchers fed serum
containing the antibodies to mosquitoes carrying Plasmodium falciparum. (Serum is the fluid from which blood cells and clotting factors have been removed.) Microscopic examination of the mosquito digestive tracts revealed that the antibodies were c...
Inflammation markers identify fatigue in breast cancer survivors
...mber of CD69+ T cells along with the high ratio of serum
IL6R/monocyte-bound IL-6R were likely to experience persistent fatigue. Battling breast cancer is a daunting challenge to women diagnosed with the disease, but with advanced screening and treatment strategies, patients with early stage breast cance...
Inflammation and drugs to control this activity studied in a variety of tumors sites
... over a five-year period from men who had abnormal serum
prostate specific antigen (PSA) levels and/or digi...r. "We observed a significant association between serum
PSA and the degree of chronic inflammation," said Gupta, which was expected based on previous findin...
Wisconsin scientists grow two new stem cell lines in animal cell-free culture
...y removes remaining animal products such as bovine serum
and replaces them with products of human origin in...al embryonic stem cell cultures depended on bovine serum
products. The two new Wisconsin stem cell lines were derived from five blastocysts, embryos less th...
Study finds 60 new genes controlled by DNA snippet
...e "shaped" to partner with a nuclear factor called serum
response factor (SRF) and several other proteins within a genetic regulatory network. Throughout a human life, such networks are believed to "decide" the timing and location of all gene expression, the process through which genetic information is co...
Dogs keep dying: Many owners unaware of toxic dog food
...he liver enzyme ALT to detect damage to the liver, serum
cholesterol, total bilirubin concentration and the activity of the anticoagulant proteins antithrombin III (ATIII) and protein C. The coagulation protein tests, which have been adapted for dogs by Cornell researchers, have high value in detecting aff...
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