Tag: "genetic" at medical news
Autistic children's abnormal metabolic profile findings
...a significant increase in the frequency of several genetic
polymorphisms that they believe may increase the r...0,000 children in the United States. Although both genetic
and environmental factors are believed to contribute to the development of autism, no firm causal ev...
Carnegie Mellon researchers open window into the ability of humans to recognize faces
...agnosia seems to run in families, which suggests a genetic
basis, although that is not true in every case and...Behrmann cautioned against calling the condition a genetic
disorder. Unfortunately, a cure for the disorder is unlikely to be found anytime soon. "The work on ...
Pezcoller Foundation-AACR International Award for Cancer Research
...rs or made cancerous with oncogenes. In addition, genetic
evidence indicated that activation of PI3K by oncogenes was a critical event in transforming a normal cell to a cancerous cell. In 1992, Cantley moved to Harvard Medical School and Beth Israel Deaconess Hospital, where he and his team further ex...
Differential heart-attack risks among blacks, whites remain mystery
...arch to determine whether African-Americans have a genetic
mechanism that protects them from the risks of lipoprotein(a), also known as Lp(a). If such a mechanism is found, doctors might be able to use the information to develop therapies and drugs that reduce heart-attack risks for everyone. In the study, s...
Metabolic side effects of antipsychotics are known, but rarely monitored
...dy," says Buckley, "we discovered that a patient's genetic
make-up of their serotonin receptors can predict whether a patient will gain weight or not during treatment with clozapine." Another study being presented seeks to give physicians and patients information on which of the newer drugs are best for cog...
Children's hospital neurologist receives Young Investigator Award in spinal muscular atrophy
... spinal muscular atrophy (SMA). SMA is the leading genetic
killer of infants and toddlers. Sahin will be honored during the American Academy of Neurology 57th Annual Meeting held April 9 16, 2005 in Miami Beach, Fla. The Young Investigator Award provides researchers working in a mentored environment the sup...
Lupus and the role of Epstein-Barr virus
...the specific cause of lupus is not yet known, both genetic
and environmental triggers are likely to be involv...an-American and white, researchers also observed a genetic
variation in CTLA-4, a protein that works on T cells in regulating immunity, and which significantly...
...ine. Dr. Haber is a leader in the discovery of the genetic
abnormalities underlying hereditary breast cancer. Today, his laboratory is focusing on the characterization of tumor suppressor genes and the identification of novel genes that confer predisposition to malignancy. His talk will be "Mutations in the ...
Liver may be source of 'good' cholesterol
...sease in people Tangier disease. People with this genetic
disease produce virtually no "good" cholesterol. "In studies of mice, we provided the first definitive proof that the liver is the source of about 80 percent of the high-density lipoprotein (HDL), or 'good' cholesterol, that circulates in the blood,...
Breakthrough in national diseases
...variant can therefore be one of the single largest genetic
causes of complex diseases with inflammatory components," says Fredrik Piehl, associate professor at Karolinska Institutet and researcher at the CMM. "There is also a chance that other diseases are also affected by this gene variant. The discovery ca...
Fifteen-year hunt uncovers gene behind 'pseudothalidomide' syndrome
...ccessfully completed a 15-year-plus search for the genetic
problems behind the very rare Roberts syndrome, wh... Hopkins. "Just within the last few years have the genetic
techniques, the genomic information, and the computer analysis become powerful enough to find the ge...
Restless legs syndrome has complex genetic involvement
...y population, family and twin studies. To identify genetic
risk factors, the current study used information f.... The researchers used statistical analysis of the genetic
information to determine whether restless legs syndrome in each family was linked with markers on th...
Clinical diagnosis of Alzheimer's may be delayed, says major clinical trial
... with apolipoprotein E-4 (APOE-e4), the only known genetic
risk factor for late-onset AD. While the overall rate of progression to AD was greater in this group, use of donepezil in the APOE-e4 subset was beneficial for up to 36 months in reducing the risk of an AD diagnosis. The researchers did not recommend...
Delay in Alzheimer's disease onset seen for first time
...ng genotyping, or administering tests to determine genetic
makeup of patients with mild cognitive impairment. In addition, while they are not recommending treatment with donepezil for all mild cognitive impairment patients, Dr. Petersen indicates that the findings of this study open the door for discussion o...
Anxious and pessimistic personalities linked to Parkinson's disease later in life
...nson's disease via common risk factors or a common genetic
predisposition." Though the findings demonstrated a higher degree of risk for Parkinson's later in life for those with anxious and pessimistic personality types, the investigators did not find a huge increase in risk. "We found a significant and de...
Scientists identify protein that controls cancer cells
...actor. It is one of many proteins that "reads" the genetic
material in cells. If effect, transcription factors help control whether the instructions of genes are carried out by the cells. Debinski and colleagues conducted several experiments to learn more about Fra-1's role in glioblastomas. They found that ...
Ovary removal elevates risk for Parkinson's disease and parkinsonism
...s in the context of a woman's medical history, her genetic
makeup and other diseases or risk factors. He also stresses that physicians must carefully consider the age of the woman at the time of the surgery and the option of treating the woman after surgery with estrogen therapy. "Like any medical or surgica...
Stanford gut check shows diversity of intestinal ecosystem
...rg took advantage of a technique that compares the genetic
sequence of a molecule shared by bacteria and arch..., 16S rRNA, plays a role in the translation of the genetic
code and thus is critical to the organisms. However, small variations in the 16S rRNA gene sequences...
Exercise variety - not intensity - appears to reduce some Alzheimer's disease risk
...did not hold up in those with the so-called APOE-4 genetic
predisposition to the disease found in about one-quarter to one-third of Alzheimer's patients, according to a report appearing in the April 1, 2005, issue of the American Journal of Epidemiology . General physical activity is already known to enhanc...
Doing a spin with DNA
...staircase. The sequence of these base pairs stores genetic
information. During cell division genetic
material is copied and the enzymes responsible for this must be able to transcribe the base sequence...
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