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Tag: "hormonal" at biology news

Research suggests beta agonists may alter the immune system

...mune system is regulated by both therapies and the hormonal system," Penn said. "From an asthma management standpoint, these studies further emphasize the need to include anti-inflammatory corticosteroids when treating moderate to severe asthma." The researchers also uncovered the mechanism which by beta-ag...

Older men treated for early prostate cancer live longer than those who are not

...rvation" and did not undergo surgery, radiation or hormonal therapy. During the 12-years of follow-up, researchers found that the patients who received treatment had a 31 percent lower risk of death. In the observation-only group, 37 percent of the patients died whereas only 23.8 percent of those in the tr...

Adding radiation decreases breast cancer recurrence

... therapy, along with adequate duration of adjuvant hormonal therapy for hormone-responsive tumors, be considered standard therapy in women of all ages and comorbidities, excepting those with very limited life expectancies." ...

Gene expression test reveals ER and HER-2 status of breast tumors

...redicts how an ER-positive patient will respond to hormonal therapy. A prospective clinical trial will soon open at M. D. Anderson to use these tests to recommend treatment for patients with newly diagnosed stage I-III breast cancer. In the Lancet Oncology paper, they employed an Affymetrix microarray ...

Scientists find hormone activity explains adolescent mood swings

...e the expression of the receptor is dependent upon hormonal transitions, such as those that occur at puberty. This new finding of a change in the effect of a stress hormone sheds new light on the "mood swings" of puberty....

In obesity, brain becomes 'unaware' of fat

...plained. Energy balance is regulated by neural and hormonal signals that are integrated in the brain. Leptin sends signals to the brain about the body’s fat reserves, modifying appetite and energy expenditure accordingly. The arcuate nucleus in the brain’s hypothalamus, known as the ARH, is a major site of...

100 percent of pregnant women have at least one kind of pesticide in their placenta

...compuestos químicos medioambientales con actividad hormonal (Maternal-child exposure via the placenta to environmental chemical substances with hormonal activity), written by María José López Espinosa, from the Department of Radiology and Physical Medic...

Study shows lizard moms dress their children for success

...r why an "orange" social environment triggers this hormonal tweaking of the eggs. "The females are responding to cues that predict something about the future environment, but we're not sure yet exactly what that is," Lancaster said. "Orange-throated neighbors may indicate a trend in the frequency of orang...

Agent slows aging in mice

... “It may be that the female mice because of their hormonal status have other pathways to death and disability, or need higher or lower levels of NDGA to see an effect.” The large, carefully controlled study at three sites, called the NIA Interventions Testing Program, is intended to provide some of the ...

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