Tag: "depressed" at biology news
The nude mouse tale: Omega-3 fats save the life of a terminal cancer patient
...arch showed that omega-3 fatty acids significantly depressed
the growth of human mammary, ovarian, colon, prostate and pancreatic cancer cells that were injected into athymic mice--also known as nude mice. His studies also demonstrated that fish oil consumption improves a mouse's responsiveness to chemothera...
Commonly used antidepressants may also affect human immune system
...estore a healthy immune function in people who are depressed
and prone to infections, it is possible that they might also bolster immunity to the point that they trigger autoimmune disease. "At this point we just don't know how these drugs might affect immunity, so we really need to clarify the normal role of ...
Therapeutic prospects beyond Vioxx
...o, FitzGerald noticed that both Celebrex and Vioxx depressed
in healthy individuals a protective fat called prostacyclin, while leaving unaltered a harmful one called thromboxane. This led him to predict that drugs in this class might confer a cardiovascular risk before either reached the US market. In the p...
Nobelist discovers antidepressant protein in mouse brain
...e researchers examined p11 levels in the brains of depressed
humans and "helpless" mice, considered a model of ...n since they exhibit behaviors similar to those of depressed
humans. They compared these two groups to non-depressed humans and control mice. Levels of p11 were...
Wild tigers need cat food
...ed area along the Laos-Vietnam border are severely depressed
from commercial poaching, and prey depletion which may increase competition between large carnivores. "The good news is that given the chance, tigers can replenish their numbers; the bad news is that they are not being given that chance in many pa...
New brain-chemistry differences found in depressed women
...mones that are released in response to stress. The depressed
women were then prescribed an antidepressant drug ... any activation of their mu-opioid system, but the depressed
women had a significant activation of that system, and the level of that activation correlated with ...
Computer with brain connections changing quality of life of paralyzed
...to be much healthier mentally than psychiatrically depressed
patients without any life-threatening bodily disease. Only 9% of ALS patients showed long episodes of depression and most were during the period following diagnosis and a period of weeks after tracheotomy. "Most instruments measuring depression a...
Overfishing large sharks impacts entire marine ecosystem, shrinks shellfish supply
...tat destruction, and pollution, which already have depressed
these species," says Peterson, noting shellfish declines in areas occupied by cownose rays and examples of stable or growing shellfish populations in areas beyond the ray's northernmost limit. Ecosystem effects of increases in the other ray, skate...
Amur leopard still on the brink of extinction, scientists say
...use it means that the population is not completely depressed
and is still able to restore itself. But for long-term survival, at least 100 animals are needed. "Conservation of large predators needs vast territories with minimal anthropogenic changes, which is difficult," said Dr. Dmitry Pikunov, the coordin...
Imaging pinpoints brain regions that 'see the future'
...g next week. This is also the case with suicidally depressed
people. So, there's this theory that it all goes hand-in-hand, but nobody has looked closely enough to explain exactly how or why this occurs." In this study, researchers relied on functional magnetic resonance imaging (fMRI) to capture patterns of...
Prenatal Stress Keeps Infants, Toddlers up at Night, Study Says
Anxious or depressed
mothers-to-be are at increased risk of having chil...gible responded to questionnaires that gauged how depressed
or anxious they were at multiple points early on in, late in, and after their pregnancy. Later on, t...