News tagged with biological markers


Scientists much closer to developing screening test for early detection of Alzheimer's disease

They identified blood-based biological markers that are associated with the build up of a toxic protein in the brain which occurs years before symptoms appear and irreversible brain damage has occurred.

Alzheimer's disease & dementia created May 01, 2013 | popularity not rated yet | comments 0

Researchers confirm multiple genes robustly contribute to schizophrenia risk in replication study

Multiple genes contribute to risk for schizophrenia and appear to function in pathways related to transmission of signals in the brain and immunity, according to an international study led by Virginia Commonwealth University ...

Genetics created Apr 09, 2013 | popularity not rated yet | comments 0 | with audio podcast

Research effort reveals differences in brain activity for two types of mental illness

(Medical Xpress)—Researchers in Australia have uncovered what they describe as differences in brain behavior for people diagnosed with either bipolar disorder (BP) or borderline personality disorder (BPD). ...

Psychology & Psychiatry created Apr 04, 2013 | popularity 5 / 5 (3) | comments 0 | with audio podcast report

Researchers say one specific microrna promotes tumor growth and cancer spread

Researchers at Moffitt Cancer Center have determined that the overexpression of microRNA-155 (miR-155), a short, single strand of ribonucleic acid encoded by the miR-155 host gene, promotes the growth of blood vessels in ...

Cancer created Apr 03, 2013 | popularity 5 / 5 (1) | comments 0 | with audio podcast

Common gene variants explain 42% of antidepressant response

Antidepressants are commonly prescribed for the treatment of depression, but many individuals do not experience symptom relief from treatment. The National Institute of Mental Health's STAR*D study, the largest and longest ...

Psychology & Psychiatry created Mar 28, 2013 | popularity 4 / 5 (1) | comments 0

Study discloses new test for river blindness infection

Scientists at The Scripps Research Institute (TSRI) have found a telltale molecular marker for Onchocerciasis or "river blindness," a parasitic infection that affects tens of millions of people in Africa, ...

Diseases, Conditions, Syndromes created Feb 25, 2013 | popularity 5 / 5 (1) | comments 0 | with audio podcast

Researchers discover a biological marker of dyslexia

(Medical Xpress)—Though learning to read proceeds smoothly for most children, as many as one in 10 is estimated to suffer from dyslexia, a constellation of impairments unrelated to intelligence, hearing or vision that make ...

Neuroscience created Feb 19, 2013 | popularity not rated yet | comments 0 | with audio podcast

Researchers discover biological diversity in triple-negative breast cancer

Triple-negative breast cancers are more biologically diverse than previously believed and classification should be expanded to reflect this heterogeneity, according to University of North Carolina researchers.

Cancer created Feb 13, 2013 | popularity not rated yet | comments 0 | with audio podcast

Study demonstrates health benefits of coming out of the closet

Lesbians, gays and bisexuals (LGBs) who are out to others have lower stress hormone levels and fewer symptoms of anxiety, depression, and burnout, according to researchers at the Centre for Studies on Human Stress (CSHS) ...

Psychology & Psychiatry created Jan 29, 2013 | popularity not rated yet | comments 0

Biomarker progress offers hope for early autism spectrum disorder detection

Autism spectrum disorders (ASD) are neurodevelopmental disorders typically characterized by difficulties in social interactions and delayed or abnormal language development. Although ASD reportedly affects 1 in 88 people ...

Autism spectrum disorders created Nov 30, 2012 | popularity 2 / 5 (1) | comments 0 | with audio podcast

COUP-TFII sparks prostate cancer progression

Prostate cancer presents a dilemma for patients and the physicians who treat them. Which cancers are essentially indolent and present no risk and which are life threatening? Which can be watched and which need aggressive ...

Cancer created Nov 28, 2012 | popularity not rated yet | comments 0 | with audio podcast

Childhood abuse leads to poor adult health

The psychological scars of childhood abuse can last well into adulthood. New research from Concordia University shows the harm can have longterm negative physical effects, as well as emotional ones.

Psychology & Psychiatry created Nov 13, 2012 | popularity 3.5 / 5 (4) | comments 1

Brain imaging alone cannot diagnose autism

In a column appearing in the current issue of the journal Nature, McLean Hospital biostatistician Nicholas Lange, ScD, cautions against heralding the use of brain imaging scans to diagnose autism and urges greater focus ...

Autism spectrum disorders created Nov 02, 2012 | popularity not rated yet | comments 0 | with audio podcast

Lonely older adults face more health risks

Always look on the bright side of life. Thanks to a new study from Concordia University, this catchy refrain offers a prescription for staying healthy during one's golden years.

Psychology & Psychiatry created Oct 25, 2012 | popularity not rated yet | comments 0 | with audio podcast

Depression and shortened telomeres increased bladder cancer mortality

The combination of shortened telomeres, a biological marker of aging associated with cancer development, and elevated depression significantly impacted bladder cancer mortality, according to data presented at the 11th Annual ...

Cancer created Oct 17, 2012 | popularity not rated yet | comments 0