Tag: "carriers" at biology news
Genes and diet linked to risk factors for heart disease
...13 percent of both men and women in the study were carriers
of the gene variant. Those individuals that consum...ul fat in the diet, but for the 13 percent who are carriers
of the particular APOA5 gene variant, consuming fewer omega-6s in relation to omega-3s may be import...
Model predicts colon cancer inheritable genetic defects
...(MMR) genes. Of the projected 600,000 MMR mutation carriers
in the United States, each has approximately a 50 ...und that MMRpro more accurately predicted mutation carriers
than two other assessment tools--the Bethesda guidelines and the Amsterdam criteria-- that are curre...
New breast cancer screening tool helps general practitioners
... management protocols offer hope to these mutation carriers
that breast cancer can be either prevented or mana... of 3906 women to identify potential BRCA mutation carriers
and risk-stratify them. PAT scoring was effective at identifying the 86 high risk patients with p...
Avian flu detection information on wild birds available
...AI in wild birds should these birds be found to be carriers
of this disease. Since the release of the wild bird surveillance plan in March 2006, DOI and the U.S. Department of Agriculture have worked collaboratively with the four North American Migratory Bird Flyway Councils (Pacific, Central, Mississippi,...
Variation in CHEK2 gene may triple breast cancer risk
...op breast cancer. Those most at risk were mutation carriers
on hormone replacement therapy who were more than 60 years old and overweight--who had a 24% chance of developing the disease within 10 years. The researchers found no statistically significant association between the CHEK2 mutation and prostate, col...
Under certain genetic circumstances, naltrexone may increase the urge to drink
... on treatment response. Findings indicate that Asp carriers
of the OPRM1 gene who take NTX have a greater ur...ffects on craving. New findings indicate that Asp carriers
of the OPRM1 gene do indeed have a different response to NTX, albeit contrary to expectations: these...
Breast stem cells have features similar to 'basal' tumors
...monly seen in tumoursthat develop in women who are carriers
of the breast cancer predisposing gene BRCA1. These findings support previous speculation that breast stem cells, or very early descendents, are the cells from which basal tumours arise. Dr Visvader, who led the team effort with Dr Lindeman at WEHI...
Nicotine exposure during development leads to hearing problems
...hemicals known as neurotransmitters act as message carriers
between cells and bind with receptors on the cells' surfaces, much like a key fits into the lock. If the receptors are damaged, they can no longer bind properly with the neurotransmitter. Nicotine shares a receptor with the neurotransmitter acetylcho...
Witonsky honored with Pfizer award for work with EPM disease in horses
...own as Sarcocystis neurona. Opossums are the known carriers
and horses are believed to contract the disease by grazing on forage contaminated with the opossum feces. The parasite migrates to the brain through unknown mechanisms. While more than 50 percent of all horses in the United States are believed to ...
Cause of neuronal death in Down's syndrome, Alzheimer's disease could be surprisingly simple
...e they studied are taken up by neurons in sac-like carriers
called "endosomes" and transported to the main cell body, where they exert their influence. Neurotrophins regulate neuronal development and connectivity by activating protein switches called Trk receptors in neurons. The two papers were led by Wil...
Scientists develop a new diagnostic approach for carriers of recessive genetic disorders
...ncy, and a predisposition to cancer. Heterozygous carriers
who possess only one copy of the causative gene v...nes, Cheung and Ewens discovered that heterozygous carriers
of NBS exhibited distinct gene expression patterns when compared to controls. Of 3,928 genes that w...
Chest X-ray exposure may increase likelihood of breast cancer
...n the risk of breast cancer among BRCA1/2 mutation carriers
in the IBCCS Study," Nadine Andrieu et al, INSERM Emi00-06 et Service de Biostatistique de l'Institut Curie, France....
New method of testing eggs for abnormalities could solve problems of embryo freezing
...educe the surplus of those frozen embryos that are carriers
of aneuploidy." Next, the researchers plan to carry out more tests to check the safety of the procedure, to test different chromosomes that could be responsible for failure in early embryo development or implantation independently from age, and to u...
Gene therapy injected into the brains' of mice with Huntington's disease
...isease. Genetic testing can identify mutated gene carriers
destined to suffer from HD. Unlike other neurodege... disease processonly a small fraction of potential carriers
get tested. But, if there was a treatment, especially one that altered the natural course of disease...
Breast-sparing surgery an option for women with breast cancer gene mutation, U-M-led study finds
...he risk of same-breast recurrence for the mutation carriers
by 58 percent. Women with the genetic mutations ha...tion oncology at the U-M Medical School. "However, carriers
must understand that the risk of breast cancer in the opposite breast still remained significantly g...
Cancer-reducing benefits of preventive surgery may be specific to gene mutation
.... Why the results of the procedure differ in BRCA1 carriers
and BRCA2 carriers
is "a question that we are currently exploring and hope to answer in future studies," said Dr. Kauff...
New treatment option breaks Leukemia's resistance to chemotherapy, radiation therapy
...n in many solid tumors, using suitable peptides as carriers
of alpha-emitting radionuclides," she continued. ...nthesis and selection of high-affinity peptides as carriers
of radioisotopes both for diagnostic imaging and targeted internal radiotherapy," said Friesen, who ...
A gene predisposing to pituitary tumors identified
...ies a low-penetrance gene defect which predisposes carriers
to intracranial tumors called pituitary adenomas. In particular individuals carrying the gene defect are susceptible to such tumors which secrete growth hormone. Excess of growth hormone results in conditions called acromegaly and gigantism. Identifi...
New strategy developed to combat West Nile Virus
...many species of wild birds, which act as hosts and carriers
for the diseases. While confined in the hammocks, the mosquitoes feed almost exclusively on the nesting birds and as a result, each bird is bitten by numerous mosquitoes. A single infected bird can thus infect many more mosquitoes than if conditions ...
Feinstein researchers identify intelligence gene
...associated with lower general cognitive ability in carriers
of the risk variant compared with non-carriers in ...e ability: Cognition was significantly impaired in carriers
of the risk variant in both the schizophrenia group and the healthy volunteers as compared with the ...
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