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Tag: "adversely" at biology news

Bone Density Recovers After Teens Stop Injected Contraceptive

...udy provides evidence that DMPA use by adolescents adversely impacts [bone mineral density] at key anatomical sites,?the study authors wrote. “However, these results in teens and those from our previous cohort provide reassurance that bone loss is regained, even in younger users.?/p> The current study is a...

Dead zone area in Gulf could be increasing, researchers say

...ntially larger in 2005 and affect marine life more adversely than normal, researchers are reporting. A team of... or, at the very least, move to other areas, which adversely affects fishermen in the dead zone region. "Bottom-dwelling marine life, where some of the most int...

Bugs, even 'bad' ones, can be educationally beneficial, new book says

...weeds, insects are considered pests only when they adversely affect people, Waldbauer writes. For example, homeowners typically think of termites as pests, but in forests termites are important for recycling dead wood. Waldbauer spent 15 years studying the cecropia moth (Hyalophora cecropia), which he collec...

Tsunami-damaged coral reefs should be left to recover naturally, say scientists

...ruction programmes undertaken on the land can also adversely affect marine wildlife, say the scientists. Professional environmental impact assessments should be carried out in the first instance so that projects can be undertaken with the minimum of impact. Dr Edwards added: "For example, many developers like...

Malfunctioning bone marrow cells sabotage nerve cells in diabetes

...d that the bone marrow cells that produced insulin adversely affected nerve cells or neurons. "In our latest studies, we were surprised to discover that insulin-producing cells originating from bone marrow caused premature cell death and dysfunction when they merged with neurons, resulting in neuropathy," sa...

Scientists uncover new clues about brain function in human behavior

...entral to human experience and well-being, and are adversely affected in psychiatric illness. This may be the first study to identify functional disturbances in a brain pathway associated with abnormal social behavior caused by a genetic disorder," said NIMH Director Thomas R. Insel, M.D. In this study, inves...

New understanding of jet lag

...his results in complex signaling patterns that may adversely affect the functioning of tissues and organs throughout the body for a period of several days. Importantly, the study identifies the neurotransmitter GABA (gamma-aminobutyric acid) as the link between the two clock parts that eventually pulls them b...

Acid water in East Java threatens biodiversity and local welfare

...fect on the well-being of the local population, it adversely affects the biodiversity. Lohr sampled the water at various locations. She observed that the neutral river water contained normal aquatic fauna, but that only mosquito larvae could survive the extremely acidic water. The diversity of microorganisms...

New results validating Pall prion reduction filter disclosed at ISBT Congress

... technology to remove all types of prions that can adversely affect people," said Dr. Coker. The sporadic CJD study is the latest in a series of studies of the filter's capability in reducing prions, including scrapie (a prion disease affecting sheep) and mouse-adapted human vCJD. He also reviewed results of n...

Oceans turning to acid from rise in CO2

...rrupt the process of shell and coral formation and adversely affect other organisms dependent upon corals and shellfish. The acidity could also negatively impact other calcifying organisms, such as phytoplankton and zooplankton, some of the most important players at the base of the planet's food chain. "We ca...

Climate change: The rice genome to the rescue

...lso need to ensure that the world community is not adversely affected by greenhouse gas emissions from rice pro...stainable in the face of climate change and do not adversely contribute to climate change. ...

Spousal illness can trigger partner death

...inking. Stress and lack of social support may also adversely affect immunologic measures, so spousal hospitalization may have physiological effects on partners." "This is a highly innovative study--in an enormous sample of older people--demonstrates yet another important connection between social networks and...

Sandia research to focus on early detection of harmful algal blooms

... to be a severe coastal resource management issue, adversely impacting virtually every coastal region. Current methods for detecting the poisonous toxins characteristic of the blooms are cumbersome, require either expensive reagents or animal testing, or are unable to quantify toxins - critical information for...

Therapeutic role found for carbon monoxide

...to induce death of the smooth muscle cells without adversely affecting the viability of the endothelial cells. "We discovered that endothelial cells must be present ?and be able to generate NO via nitric oxide synthase [NOS3] -- in order for CO to induce the death of the smooth muscle cells and reverse the s...

A potential biological cause for sudden infant death syndrome

... insults like maternal smoking and alcohol use may adversely affect development of the brainstem serotonin system during this time. More research is needed to explain what causes the abnormalities and how they can be prevented. The findings also provide a biological explanation for why SIDS occurs twice ...

Hotspots of mercury contamination identified in eastern North America

...and provinces included in the study, and loons are adversely affected by mercury levels they experience. The hotspots have implications for "cap and trade" approaches being implemented for regulation of emissions from coal-fired electric power stations, which, along with municipal waste incinerators, are maj...

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Breaking Biology News(10 mins):NAS Gulf Research Program announces strategic vision, initial opportunities 2NAS Gulf Research Program announces strategic vision, initial opportunities 3NAS Gulf Research Program announces strategic vision, initial opportunities 4Decoding virus-host interactions in the oxygen-starved ocean 2Decoding virus-host interactions in the oxygen-starved ocean 3Decoding virus-host interactions in the oxygen-starved ocean 4Decoding virus-host interactions in the oxygen-starved ocean 5
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