linked in Biological News

Genetic marker linked to problem behaviors in adults with developmental disabilities

... serotonin and norepinephrine in the brain may be linked to problem behaviors in adults with developmental ... of the neurotransmitter serotonin, which is linked to appetite and mood, and the neurotransmitter and hormone norepinephrine, which is linked to the fight-or-flight response. Previous studies ...

Gene activity reveals dynamic stroma microenvironment in prostate cancer

... with which the genes with changes had been linked in prior studies. "We found that the top terms linked to the genes were related to neurogenesis (the ... prompts the growth of new nerve cells, which is linked to poor prognosis." Other genes ...

Flow of potassium into cells implicated in schizophrenia

... hub of people with the chronic mental illness and linked to a hotspot of genetic variation. An ... candidate genes have recently been statistically linked to the illness in large genome-wide association ... from postmortem studies of genetic variation linked to schizophrenia in the genomic neighborhood of ...

American Chemical Society's weekly PressPac -- April 29, 2009

... RELEASE Mercury levels in Arctic seals may be linked to global warming Environmental Science & ... levels in certain Arctic seals appear to be linked to vanishing sea ice caused by global warming. ... have never determined how these levels are linked to sea ice extent and the resulting composition ...

People of higher socioeconomic status choose better diets -- but pay more per calorie

... cancer. In contrast, energy-dense diets have been linked to higher obesity rates and higher disease risk. ... the premise that nutrient exposures are directly linked to health outcomes. However, nutritional status is also intimately linked to socioeconomic status, and the findings ...

Gene mutation increases drug toxicity, rejection risk in pediatric kidney transplants

... Adverse side effects most commonly linked to MMF have included gastrointestinal ... and diarrhea the most common side effect linked to MMF suggesting gastrointestinal reactions to ... by other factors. Some previous studies have linked UGT gene mutations and MMF-related side effects ...

Mayo Clinic researchers suspect a novel gene is causing restless legs syndrome in a large family

... likely due to a gene mutation that has never been linked to the disorder. To date, five loci, or areas on the genome, have been linked to restless legs syndrome in other families ... spans multiple generations. Therefore, the gene linked to the syndrome is widespread among the affected ...

Researchers iron out new role for serotonin

... in silico approach for discovering novel traits linked to subtle genetic variation. The serotonin ... periphery, and variations in human SERT have been linked to many neurobehavioral disorders including ... Blakely and colleagues to identify novel traits linked with the low functioning SERT. From this in ...

Researchers identify 4 genetic hotspots associated with psoriasis

... Elder group showed this association appears to be linked to an allele of HLA-C called *0602, and the ... studyIL-23A, TNFAIP3, and TNI1had not been linked to the skin and joint disorder, and in addition there has been confirmation of IL-13 and a closely linked partner IL-4. The researchers concluded that ...

Form of Crohn's disease traced to disabled gut cells

... online this week in Nature that they have linked the health of specialized gut immune cells to a ... Atg16L1's contributions to the Paneth cell may be linked to autophagy. "We don't yet know why having ... to Crohn's disease or to what degree other genes linked to Crohn's may affect the Paneth cell, but those ...

American Chemical Society's Weekly PressPac -- Aug. 13, 2008

... U. S. Food and Drug Administration last spring linked contaminated batches of the animal-based product, ... heart disease, and other health complications linked to sedentary lifestyles. Global heparin sales ... die each year from cardiopulmonary disease linked to breathing fine particle air pollution, he ....

Study helps pinpoint genetic variations in European Americans

... to Drineas. Our genes are being increasingly linked to our susceptibility to certain diseases. Today, ... DNA. With the discovery of each tiny SNP that is linked to specific diseases, researchers come closer to ... as well as to developing cures. However, SNPs linked to disease account for only a minuscule fraction ...

NYU Langone Medical Center's tip sheet to the International Conference on Alzheimer's Disease 2008

... Big Immune Response to Common Mouth Bacteria linked to Alzheimer's. Angela R Kamer, D.M.D., M.S., ... Presentation # HT-3577 Genetic Mutation linked to a More Abundant Form of Alzheimer's Protein ... a precursor to the amyloid protein closely linked to Alzheimer's disease development were unable to ...

Hepatitis C virus may need enzyme's help to cause liver disease

... possible proteins in the hepatitis C virus linked to an increase in fatty acids, Dr. Wang worked ... electrical charge, looking for divergent patterns linked to the virus. Of the 175 proteins they ... of the virus, indicating that FAS is directly linked to the virus's expression. "Viruses are very ...

Concentrating on different aspects of pain leads to breakthrough in migraine genetics

... study. The gene locus was especially strongly linked to female migraineurs. In a further analysis, two ... from Paloties group. This locus is thus linked to migraine in a total of 4000 migraineurs or ... or pain that is unilateral are more closely linked to specific genetic loci than general pain, ...

Steps toward Stopping Autoimmune Disease

... genetic study has identified multiple genes linked to systemic lupus erythematosus (SLE), or lupus, ... initial study results uncovered several genes linked to lupus and underscore the importance of genetic ... 317,000 SNPs with the goal of identifying SNPs linked to lupus. "SLEGEN's purpose is to do the ...

Could vitamin D, a key milk nutrient, affect how you age?

... a key nutrient in milk, could have aging benefits linked to reduced inflammation, according to a new study ... found that higher vitamin D levels were linked to improved genetic measures of lifelong aging ... Previous research has found that shortened LTL is linked to risk for heart disease and could be an ...

Study reveals 2 genes linked to disabling arthritis

... Center geneticist has discovered two genes linked to a disabling form of arthritis called ... Nature Genetics. The study revealed two genes linked to ankylosing spondylitis: ARTS1 and IL23R, both ... and young adulthood. Previous research also has linked IL23R with inflammatory-bowel disease (Crohns ...

HARDY rice: less water, more food

... that the improved water usage efficiency was linked to the HARDY gene. Dr. Aarati Karaba, who ... We also saw distinct changes of gene clusters linked to the metabolism of key proteins and ... we suspect that it impacts maturation processes linked to tissue desiccation. More work remains to be ...

HARDY rice: less water, more food

... that the improved water usage efficiency was linked to the HARDY gene. Dr. Aarati Karaba, who ... We also saw distinct changes of gene clusters linked to the metabolism of key proteins and ... we suspect that it impacts maturation processes linked to tissue desiccation. More work remains to be ...

American Chemical Society's Weekly PressPac -- Aug. 15, 2007

... mega-mistakes of the past Acrylamide not linked to breast cancer in U.S. women, study finds ... the dangerous accumulation of abdominal fat linked to heart disease, diabetes, and cancer, the ... 21, 9:00 a.m., Eastern Time Acrylamide not linked to breast cancer in U.S. women, study finds ...

Obesity and lack of exercise could enhance the risk of pancreatic cancer

... and a new study suggests that a blood protein linked to these lifestyle factors may be an indicator ... blood levels of this protein have previously been linked to excess weight and lack of physical activity. ... According to Dr. Wolpin, previous research has linked IGFBP-1 (insulin-like growth factor binding ...

New discovery suggests trees evolved camouflage defense against long extinct predator

... The Araliaceae tree has several defences which the team suggest are linked to the historic presence of moa. Seedlings produce small narrow leaves, ... and colour, lacking any defence. To prove that these defences were linked to the presence of moa the team compared Araliaceae leaves to samples from ...

International research team seeks to unravel flatworm regeneration

... planaria genes resemble those of humans, and also many genes specifically linked to planarian stem cell biology and regeneration are conserved in humans. ... microRNA genes and could demonstrate that ten microRNAs are specifically linked to stem cell biology and may therefore play a role in regeneration. A few ...

Clean fuels could reduce deaths from ship smokestacks by 40,000 annually

... to reduce sulfur emissions from shipping fuel (the source of air pollution linked to an increased risk of illness and death) could reduce that toll. The ... averages 2.4 percent. Their smokestacks emit sulfur-containing particles linked to increased risks of lung and heart disease. A 2007 study by the ...

Athletes, spectators faced unprecedented air pollution at 2008 Olympic Games

... potentially toxic chemicals "sorbed" to them. The fine particles have been linked to increased respiratory morbidity and mortality. In China, particulate ... is no scientific evidence so far of any health problems that have been linked to the short-term exposure of athletes or spectators to this pollution ...

A genetic link to premature ejaculation

... On the other hand, premature ejaculation appears to be strongly linked to genetic factors, and is not just psychological. In an earlier study, researchers in The Netherlands linked premature ejaculation to a gene for serotonin regulation in a group of two ...

Capturing the birth of a synapse

... a critical cell-adhesion molecule involved in the work were previously linked to autism. The discovery -- captured with fluorescent imaging of ... journal's Web site. Two neuroligin family members (3 and 4) have been linked to autism in the last decade. "Chemical synapses are the primary means ...

Is vitamin D deficiency linked to Alzheimer's disease and vascular dementia?

... lose teeth: dental caries and periodontal disease. Both conditions are linked to low vitamin D levels, with induction of human cathelicidin by ... supporting a beneficial role of vitamin D in reducing the risk of diseases linked to dementia such as vascular and metabolic diseases, as well as an ...

UMMS researchers isolate first 'neuroprotective' gene in patients with amyotrophic lateral sclerosis

... In 1993, a team of researchers led by Dr. Brown discovered the first gene linked to familial ALS, a protein anti-oxidant known as superoxide dismutase, or ... mutated, cause familial ALS. The KIFAP3 gene variant is the first to be linked with the rate of progression in ALS. To isolate the KIFAP3 gene ...

Late motherhood boosts family lifespan

... long have argued: that survival and reproduction are intrinsically linked to one another. So the novel finding in this paper is discovering this ... at a younger age would influence his wife's child-bearing. Late Babies linked to Longer Life for Moms and Blood Uncles The study confirmed earlier ...

When cells reach out and touch

... "No one anticipated, including us, that the production of microRNAs is linked to how densely cells are packed together." In what Mendell describes as ... important because a reduction in the abundance of these molecules has been linked to the development of certain cancers. To date, one barrier to ...

New light on bipolar treatment drugs

... High levels of IMPA2, a gene for a variant of IMPase, has previously been linked to bipolar mood disorder. This new result suggests that Lithium could ... more potent and selective drugs. "Further, altered PIP3 signalling is linked to other disorders, including epilepsy and autism, so this well ...

New human study reinforces antioxidant benefits of tart cherries

... for heart disease and inflammation." Previous animal studies have linked cherries and cherry compounds to important benefits, including helping to ... include a 14 percent lower body weight and less "belly fat," the type linked with increased heart disease risk and type 2 diabetes. 3 "It's ...

American Chemical Society Weekly PressPac -- April 1, 2009

... determination. Experienced foragers, in contrast, over expressed proteins linked to energy production and other activities. "Our study demonstrated ... of zinc oxide nanoclusters each about 1/50,000 the width of a human hair linked together by organic materials to generate a robust porous framework. The ...

ORNL, St. Jude track neurons to predict and prevent disease

... and Alzheimer's and Parkinson's disease. St. Jude scientists have linked movement and changes of nerve cells, or neurons, in the brains and retinas ... identified neuron shape abnormalities and neuron migration issues that are linked to specific diseases," said Shaun Gleason of ORNL's Measurement Science ...

Fireflies and jellyfish help illuminate quest for cause of infertility

... and florescent genes to illuminate cells that produce a hormone linked to conditions, which include rheumatoid arthritis and lupus. The ... by some pituitary tumours, causing infertility. Prolactin has been linked to more than 300 biological functions. It is believed to play a role in ...

Changes in gene may stunt lung development in children

... polymorphisms, or SNPs, variations in DNA sequences, in SOD3 that were linked to lung function in mice. The researchers went on to assess SOD3 mutations in children ages 9 to 11 by testing for SNPs linked to lung function. After analyzing DNA from 1,555 children in Munich and ...

Genetic irregularities linked to higher risk of COPD among smokers

... associated with COPD a deficit of the protein A1AT, which has also been linked to the development of lung cancer. "But we know that A1AT deficiency ... association study revealed several genetic aberrations that might be linked to COPD. But after a series of statistical analyses, only two single ...

Genetic abnormality may increase risk of blood disorders

... abnormality that enhances the likelihood of acquiring a mutation in a gene linked to certain blood diseases. The investigators carried out a genome-wide ... alteration in the gene for JAK2 a protein with enzymatic activity that is linked to the abnormal production of blood cells is more common in patients with ...