Psychiatry News and Research

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Psychiatry is the treatment, study and prevention of mental disorders.

Positive results from Alkermes VIVITROL addiction study

Alkermes plc today presented positive results from a long-term study of VIVITROL (naltrexone for extended-release injectable suspension) at the 24th Annual U.S. Psychiatric and Mental Health Congress in Las Vegas, NV.

10 Nov 2011

Clinical diagnoses of autism may vary widely across centers

To diagnose autism spectrum disorders, clinicians typically administer a variety of tests or scales and use information from observations and parent interviews to classify individuals into subcategories listed in standard psychiatric diagnostic manuals.

10 Nov 2011

Study: Omega-3 supplements can decrease inflammation, anxiety

A recent study gauging the impact of consuming more fish oil showed a marked reduction both in inflammation and, surprisingly, in anxiety among a cohort of healthy young people.

10 Nov 2011

People with recurrent depression, chronic stress have shorter telomeres in WBCs

People with recurrent depressions or those exposed to chronic stress exhibits shorter telomeres in white blood cells. This is shown by a research team at Umeå University in a coming issue of Biological Psychiatry.

9 Nov 2011

Helping others helps adolescent helpers reduce cravings for alcohol and drugs

A new study of teens undergoing substance abuse treatment finds helping others helps the adolescent helper by reducing cravings for alcohol and drugs, a major precipitator of relapse.

9 Nov 2011

Sleep paralysis more frequent among students and psychiatric patients

What do Moby Dick, the Salem witch trials and alien abductions all have in common? They all circle back to sleep paralysis.

9 Nov 2011

NIH announces results from first large scale study on treatment of prescription opioid addiction

People addicted to prescription painkillers reduce their opioid abuse when given sustained treatment with the medication buprenorphine plus naloxone (Suboxone), according to research published in yesterday's Archives of General Psychiatry and conducted by the National Institute on Drug Abuse (NIDA), part of the National Institutes of Health.

9 Nov 2011

Higher protein load in critical brain regions linked to severe depression in late life

Depression is one of the most common mental disorders in the elderly, but little is known about the underlying biology of its development in older adults.

8 Nov 2011

Study looks at influence of father's depression on his children

There have been numerous studies that looked at the effect of mother's depression upon her children. But there have been no studies that explore the influence a father's depression on his children.

8 Nov 2011

Racial/ethnic disparities among adolescents with substance-related disorders

Substance use is widespread among adolescents in the United States, particularly among those of Native American, white, Hispanic and multiple race/ethnicity, and these groups are also disproportionally affected by substance-related disorders, according to a report in the November issue of Archives of General Psychiatry, one of the JAMA/Archives journals.

8 Nov 2011

Prefrontal cortex neurons from individuals with autism show changes in chromatin structures

Neurons in the prefrontal cortex of individuals with autism show changes at numerous sites across the genome, according to a study being published Online First by the Archives of General Psychiatry, one of the JAMA/Archives journals.

8 Nov 2011

Link between heavy methamphetamine use and schizophrenia

In the first worldwide study of its kind, scientists from Toronto's Centre for Addiction and Mental Health (CAMH) found evidence that heavy methamphetamine users might have a higher risk of developing schizophrenia.

8 Nov 2011

Epigenetic alterations may play an important role in autism

Scientists at the University of Massachusetts Medical School are the first to map epigenetic changes in neurons from the brains of individuals with autism, providing empirical evidence that epigenetic alterations-changes in gene expression caused by mechanisms other than changes in the underlying DNA sequence-may play an important role in the disease.

8 Nov 2011

First large-scale study to address treatment of prescription opioid addiction

Individuals addicted to prescription painkillers are more likely to succeed in treatment with the aid of the medication buprenorphine-naloxone (Suboxone), report McLean Hospital and Harvard Medical School researchers in today's online edition of the Archives of General Psychiatry.

8 Nov 2011

New data from Novartis' ACZ885 Phase III study on SJIA

Novartis announced today new pivotal Phase III data showing 45% of children with active systemic juvenile idiopathic arthritis (SJIA) were able to substantially reduce their use of oral corticosteroids (often described as steroids) within 28 weeks of commencing treatment with ACZ885.

7 Nov 2011

Impulsive men have lower levels of GABA in dorsolateral prefrontal cortex

Impulsive individuals tend to display aggressive behavior and have challenges ranging from drug and alcohol abuse, to problem gambling and difficult relationships. They are less able to adapt to different social situations. Impulsivity is also a common feature of psychiatric disorders.

4 Nov 2011

Dampening of emotions linked to high blood pressure

Your ability to recognize emotional content in faces and texts is linked to your blood pressure, according to a Clemson University researcher.

4 Nov 2011

Amphetamine use in adolescence can affect brain chemistry and behaviour

Amphetamine use in adolescence can cause neurobiological imbalances and increase risk-taking behaviour, and these effects can persist into adulthood, even when subjects are drug free. These are the conclusions of a new study using animal models conducted by McGill University Health Centre (MUHC) researcher Dr. Gabriella Gobbi and her colleagues.

4 Nov 2011

Mental health intervention can help prevent suicides among youth

Roughly 1 million people die by suicide each year. In the U.S., where nearly 36,000 people take their own lives annually, more than 4,600 victims are between the ages of 10 and 24, making suicide the third leading cause of death in this age group.

4 Nov 2011

Scientists discover neurons responsible for light-induced arousal response

Bright light arouses us. Bright light makes it easier to stay awake. Very bright light not only arouses us but is known to have antidepressant effects. Conversely, dark rooms can make us sleepy. It's the reason some people use masks to make sure light doesn't wake them while they sleep.

4 Nov 2011