WASHINGTON (AP) -- Scientists have new evidence that the brain chemical best known for regulating mood also plays a role in the mystifying killer of seemingly healthy babies - sudden infant death ...
A brain chemical that plays a role in long term memory also appears to be involved in regulating how much people eat and their likelihood of becoming obese, according to a National Institutes of ...
LONDON (Reuters) - Scientists have pinpointed a key brain chemical involved in dealing with the sudden loss or long-term separation of a partner, they said Wednesday.
New research on a brain chemical involved in development sheds light on why some individuals may be predisposed to ... survival of new brain cells in high-anxiety rats compared to low-anxiety rats. ...
... in developing new treatments.”
The next step in demonstrating a link between lack of motivation and the brain's biochemical reward system will be to investigate whether self-motivation can be safely ...
... , who found they could suppress such triggering and maintain trust by administering the brain chemical oxytocin. The researchers said their findings not only offer basic insights into the neural ...
... functions in the current study.
When dopamine was allowed to act normally, injection of a chemical to model normal signaling in the front of the nucleus accumbens caused rats to eat nearly three ...
... , increases the strength of this electrical pattern. The researchers found that adding the brain chemical Neuregulin-1 to the brain tissue boosted the electrical signals that the tissue generated.
... September 24, 2008.
Two years ago, Zarate and colleagues reported that ketamine, which targets the brain chemical glutamate, can lift depressions in just hours, instead of the weeks it takes ...
... chemist Joanna Fowler, lead author on the study. "It produces large increases in dopamine, a brain chemical associated with feelings of pleasure and reward — both by increasing dopamine's release ...
... weaning."
Research in adult animals by Leibowitz and others has shown that circulating triglycerides stimulate brain chemicals known as orexigenic peptides, which in turn spur the animals to eat more ...
... in the hippocampus of the mouse brain, and suggests that this happens because exercise restores a brain chemical which promotes the production and maturation of new stem cells. Neural stem cells and ...
Mice with increased levels of a natural brain chemical don't gain weight when fed ... defense system in the body called the blood-brain barrier, which prevents many substances in the blood from penetrating ...
... Francisco in investigating the effect of controlling the oscillations of neurons that emit the brain chemical dopamine. The group, made up of neuroscience, bioengineering and psychiatry researchers, ...
... dopamine neurons, which produce a chemical needed by another area of the brain to help us move ... treating depression. Many anti-depressants work by allowing the brain chemical serotonin to stay available ...
