Norepinephrine News and Research

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Research shows how stress changes structure of the brain

Research led by Si-Qiong June Liu, MD, Ph.D., Professor of Cell Biology and Anatomy at LSU Health New Orleans School of Medicine, has shown how stress changes the structure of the brain and reveals a potential therapeutic target to the prevent or reverse it

14 Apr 2020

Research shows how stress restructures the brain

Stress restructures the brain by halting the production of crucial ion channel proteins, according to research in mice recently published in JNeurosci.

25 Mar 2020

Researchers uncover novel neurotransmitter system in the brain

Neurotransmitters are chemicals that transmit signals between neurons or from neurons to other cells. They interact with specific receptors found in the brain of humans and animals, controlling a variety of biological processes, e.g. fear, anger, pleasure, memory, energy, appetite and sleep.

5 Mar 2020

Increase in out-of-pocket costs associated with lower adherence to neurologic medications

As out-of-pocket costs go up for drugs for the neurologic disorders Alzheimer's disease, peripheral neuropathy and Parkinson's disease, people are less likely to take the drugs as often as their doctors prescribed, according to a study funded by the American Academy of Neurology and published in the February 19, 2020, online issue of Neurology, the medical journal of the American Academy of Neurology.

19 Feb 2020

Vitamin C may shorten duration of mechanical ventilation in critical care patients

Vitamin C administration shortened the duration of mechanical ventilation in critical care patients, but the effect depended on the severity of illness.

16 Feb 2020

P53-deficient oral cancers recruit and reprogram nerves to fuel tumor growth

Loss of an important tumor-suppressing gene allows head and neck cancer to spin off signals to nearby nerves, changing their function and recruiting them to the tumor, where they fuel growth and cancer progression, researchers from The University of Texas MD Anderson Cancer Center report in the journal Nature today.

13 Feb 2020

Study sheds light on how norepinephrine release influences the fear-memory formation

Researchers at RIKEN Center for Brain Science have visualized the dynamic processes involving norepinephrine that influence different types of fear-memory formation in a living mouse model.

24 Jan 2020

Researchers observe fast and slow molecular pathways that support memory function

A sustained state of vigilance will generate a different type of memory than a momentary startle, and these differences are linked to distinct signaling molecules in the brains of mice.

24 Jan 2020

Researchers identify how certain areas of the brain respond to ADHD drug

Attention-deficit hyperactivity disorder is a neurobiological disorder characterized by symptoms of hyperactivity, inattention and impulsivity.

17 Jan 2020

UC study explores side effects in pediatric patients treated with antidepressants

Sometimes, the medications needed to function and live a quality life cause side effects that can make life quite uncomfortable.

10 Dec 2019

Dopamine may worsen lung inflammation in asthma

A new study on a mouse model of asthma shows that nerve cells producing dopamine, a neurotransmitter, signal T cells in the body to promote inflammation due to allergic reactions in the lungs during childhood but not in adult mice.

19 Nov 2019

New technique enables the study of transporter proteins at a single-molecule level

Like a boat helping passengers cross a river, transporters move substances across cell membranes. This process is fundamental to the healthy functioning of cells in life forms from bacteria to humans.

14 Nov 2019

Immune cells rewire, repair brain while we sleep, study shows

Science tells us that a lot of good things happen in our brains while we sleep - learning and memories are consolidated and waste is removed, among other things.

21 Oct 2019

New study shows link between antidepressant use and gestational diabetes mellitus

A study has found a link between the use of antidepressants and the development of gestational diabetes mellitus (GDM) in pregnant women.

2 Oct 2019

Addressing the evidence behind various therapeutic options for adolescents with obesity

As rates of adolescent obesity continue to rise, choice of treatment needs to be guided by the severity of obesity, psychosocial factors, comorbidities and patient's age and pubertal status, according to a new paper published online in the Journal of the American Medical Association.

30 Sep 2019

Study reveals link between popular pain medication and greater risk of hypoglycemia

Since its approval in 1995, the opioid tramadol (marketed as ConZip and Ultram) has become a widely prescribed remedy for osteoarthritis and other painful indications, in part because it presents a lesser risk for some side effects and has a lower abuse potential when compared to other opioids.

28 Aug 2019

MRI scans show how ADHD medication affects brain structure in children

MRI scans have revealed that children taking the medication methylphenidate experience alterations in the distribution of white matter in the brain.

15 Aug 2019

Genetic contribution to distractibility helps explain procrastination

Wouldn’t it be nice to blame your genes for your procrastination? Now, using a combination of questionnaires and genetic testing, German researchers have found that with increasing dopamine in the brain, women tended to show greater tendencies to procrastinate.

14 Jul 2019

Weighing risks and benefits of antidepressant medication for older adults

Depression is a common and serious problem for older adults. Some 15 to 20 percent of people aged 65 and older who live independently deal with symptoms of major depressive disorder.

12 Jun 2019

Researchers develop synthetic molecules that deliver drugs to neuroblastoma

Researchers from Universidad Politécnica de Madrid are involved in the development of specific molecular scaffolds which are able to deliver drugs and diagnostic agents to the neuroblastoma, an aggressive tumor in children.

27 May 2019