Atypical in Biological News

'Shortcuts' of the mind lead to miscalculations of weight and caloric intake, says Penn study

... in Penn's School of Arts and Sciences. "In these atypical instances, however, it's the shortcut that hurts ... food environment has become an example of the atypical situations demonstrated in this new article, ... The eating environment has morphed into an atypical scenario where our usually helpful mental ...

CSHL scientists clarify editing error underlying genetic neurodegenerative disease

... to make the correct messenger RNA, despite the apparent mismatch. atypical sites are recognized due to a shift in base-pairing This raises the ... This ability of U1 to slide down just a single RNA base to recognize an atypical splice site might seem like a slight adjustment, but disrupting this ...

NOAA science story tips -- AAAS 2008 edition

... genus (Mesoplodon) has also been involved. The coincidence between certain atypical mass strandings and active sonar exercises is convincing, but insufficient ... the initial steps in the chain of events that lead from sound exposure to atypical mass strandings of beaked whales; and to use that understanding to ...

Zebrafish provide a model for cancerous melanoma in humans

... signals as do humans. Zebrafish that were born from the original mutant fish displayed abnormal growth of their melanocytes, reminiscent of familial atypical mole and melanoma syndrome (FAMM) seen in humans. By producing other signaling molecules in the mutant fish, the researchers were able to identify a ...

OHSU researchers study the idling brain

... or spontaneous brain activity, while the brain is at rest. We think that this approach will eventually help us distinguish typical function from atypical function and therefore help more rapidly diagnose and appropriately treat mental disorders." To observe brain function in humans, the researchers ...

Mysterious microbe plays important role in ocean ecology

... genetic material, even though researchers have not been able to grow it in the laboratory. Zehr said the newly described organism seems to be an atypical member of the cyanobacteria, a group of photosynthetic bacteria formerly known as blue-green algae. "This research has revealed a big surprise ...

Mysterious microbe may play important role in ocean ecology

... genetic material, even though researchers have not been able to grow it in the laboratory. Zehr said the newly described organism seems to be an atypical member of the cyanobacteria, a group of photosynthetic bacteria formerly known as blue-green algae. Unlike all other known free-living cyanobacteria, ...

NARSAD announces 2008 Prizes for Outstanding Achievement in Research on Mental Health Disorders

... (FDA) and wide dissemination to patients. These have included the anticonvulsants valproate (Depakote) and lamotrigine (Lamictal), and the atypical antipsychotic quetiapine (Seroquel). These agents have vastly enlarged our treatment armamentarium and provided new options for patients with bipolar ...

Response to immune protein determines pathology of multiple sclerosis

... In most MS patients, the disease primarily affects the spinal cord and the white matter of the brain. But a small percentage of patients develop an atypical form of the disease, which primarily affects the cerebellumthe part of the brain that controls sensory perception and movement. For these patients, ...

K-State professor's USDA research shows mad cow disease also caused by genetic mutation

... expressed abundantly in the brain and immune cells of mammals. The research shows, for the first time, that a 10-year-old cow from Alabama with an atypical form of bovine spongiform encephalopathy had the same type of prion protein gene mutation as found in human patients with the genetic form of ...

70 years old and going strong with Down syndrome and no dementia

... 'Mr. C' does. That is, these previous cases did not have three complete copies of Chromosome 21 throughout all the cells in their bodies, but had an atypical Down syndrome genotype, explaining why they may have been less severely affected and why they had a higher life expectancy. However, 'Mr. C' is aging ...

Researcher helping to pioneer medical therapy for Fragile X Syndrome presents latest findings

... July 26, 9:45 a.m. Medications Open Label Treatment Trial of Lithium to Target the Underlying Defect in FXS Fragile X Conference atypical Autonomic Regulation in FXS: Contrasts with Normal and Effects of Lithium, Saturday, July 26 1:30 p.m. Scientific-clinical panel sessions: A ...

Scripps expedition provides new baseline for coral reef conservation

... coral reefs, a resource they say provides a much-needed baseline for the conservation of coral reefs. In one paper, the scientists describe Kingmans atypical food web, where predators such as sharks accounted for 85 percent of the total fish biomass (the weight of all fish together). This inverted pyramid, ...

New treatment mechanisms for schizophrenia

... senior author, notes: Certain pharmaceuticals used to treat schizophrenia interact with this receptor. Our results indicate that especially so-called atypical antipsychotics may promiscuously exert some of their beneficial effects through the 5-HT7 receptor. Further exploration of this receptor as a ...

Jingle bells not merry for tone-deaf individuals

... in the right inferior frontal gyrus and right auditory cortex of amusic brains relative to controls may be due to abnormal neuronal migration or atypical cell pruning during development. Abnormal migration occurs when nerve cells do not reach their target or proper location in the brain and therefore ...

KGI professor contributes new insights on 'jumping genes'

... of Rochester and co-author Ueli Grossniklaus, professor at the University of Zurich, were reported in the paper Transposon Excision from an atypical Site: A Mechanism of Evolution of Novel Transposable Elements. The work extends theories of the renowned cytogeneticist Barbara McClintock, who ...

Plants can be used to study how and why people respond differently to drugs

... growth was not affected. This mechanism is very similar to that seen in humans, where altered drug sensitivity can occur because of defective or atypical sugar-tagging proteins, Cutler said. His lab made the discovery as part of its ongoing research aimed at identifying and characterizing new ...

October Geology and GSA Today media highlights

... Silurian Lagersttten, such as the Waukesha Lagersttte of Wisconsin. The Eramosa Lagersttte is not the product of exceptional preservation in an atypical environment, a bias claimed for many post-Cambrian Lagersttten, and may provide a more reliable, balanced measure of Silurian marine life than ...

Inflammation and drugs to control this activity studied in a variety of tumors sites

... prostate intraepithelial neoplasia and atypical small acinar proliferation that may have been ... Cancer Risk: Abstract No. 2353 Women with atypical hyperplasia who also have high levels of the ... disease). One form of benign breast disease, atypical hyperplasia, or atypia, is characterized by ...

FDA Warns About Antipsychotic Drugs and Elderly

... death) or from infections (pneumonia). The atypical antipsychotics fall into three drug classes based ... Because the increase in mortality was seen with atypical antipsychotic medications in all three chemical ... to the common pharmacologic effects of all atypical antipsychotic medications, including those that ...

Chemical maps hint at drug's effects on schizophrenia

... from 50 patients with schizophrenia before and after treatment with the atypical antipsychotic drugs olanzapine, risperidone or aripiprazole. Lipomics specializes in diagnostic discovery with an emphasis on lipid metabolism. atypical antipsychotics, a newer group of prescription medications used to treat ...

Common treatment for methamphetamine overdose may damage brain cells

... injuries," says William Carlezon, PhD, at Harvard's McLean Hospital, who was not affiliated with the study. "A crucial next step is to determine how atypical antipsychotic medications would affect methamphetamine toxicity in the same model." The rats in the experiment were injected with either ...

Studies look at how genes affect antipsychotic drug response

... an important step in this process," he said. Risperidone is widely prescribed to treat bipolar disorder in children, accounting for half of all atypical antipsychotic prescriptions in pediatric psychiatry. Adverse drug effects, such as weight gain and the possibility of prolactin elevation, are often ...

UGA scientists unravel 'molecular inch-worm' structure of walking-pneumonia bacterium

... Robert Krause and former graduate student Jarrat Jordan. M. pneumoniae infections affect millions worldwide, causing chronic bronchitis and atypical or "walking pneumonia," a term that describes cases of pneumonia that are distinct from acute, life-threatening pneumonia requiring a patient's ...

Hope I die before I get old?

... happiness of the average person at each of those ages. To make sure that their online survey methodology didn't skew the results by including an atypical group of older people, the researchers compare the older group's happiness self-ratings with those from self-ratings collected in other ways from ...

Possible birthplace of malignant brain tumors identified

... PDGFRá B cells and the early changes associated with tumor initiation, suggesting they may be targets of neoplastic transformation. The regression of atypical hyperplasia after PDGF removal described here suggests that inhibition of PDGF signaling could provide a useful therapy for those gliomas in which ...

Infants can organise visual information at just four months

... affected. Visual grouping research, Dr Farran argues, is essential to providing a proper starting point for the new research. "In many atypical disorders, people look at what's happening in adults and assume that the same patterns of performance would be observed in children", says Dr Farran. ...

Chlamydia parasite lives off our fat

... functions from within. In humans today, chlamydial infections are responsible for a range of ailments from sexually transmitted infections to atypical pneumonias to chronic severe disorders such as pelvic inflammatory disease and atherosclerosis. The Centers for Disease Control says that Chlamydia ...

Love's all in the brain: fMRI study shows strong, lateralized reward, not sex, drive

... "Some people with autism don't understand or experience any sort of emotional attachment or romantic love. I would speculate that autism involves an atypical development of the midbrain and basal ganglia reward systems. This makes sense, too, because other symptoms of autism include repetitive thoughts and ...

Yale researchers identify molecule for detecting parasitic infection in humans

... that produce molecules quite different from those produced by humans and other eukaryotic organisms. When microorganisms infect humans, the atypical molecules are usually detected immediately by human proteins called Toll-like receptors (TLR) that alert the human immune system to fight the ...