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Tag: "choose" at biology news

PET imaging shows young smokers quick benefit of quitting

...e in young smokers can be reversed quickly if they choose to put out their cigarettes for good, according to a positron emission tomography (PET) imaging study in the December Journal of Nuclear Medicine. "I believe this is the first PET study that shows abnormal coronary function is reversible after only...

Replacing insulin is top-ranked breakthrough foreseen for health in developing world

...ures, for example. "Whether developing countries choose to build capacity in regenerative medicine themselves or whether they wait to adopt therapies developed first elsewhere may depend both on their economic position and on the level of research attention a particular regenerative medicine application i...

Protein folding: Building a strong foundation

...ssue of the journal Structure. Nature refuses to choose between form and function when it comes to protein folding; each protein's function is directly related to its shape, and when proteins misfold ?something that's known to occur in a number of diseases like Alzheimer's and Huntington's ?they don't fun...

High tech help to prevent further heart disease

...n’t make it because they live too far away. Others choose not to go or drop out after one or two visits.? Researchers believe that delivering rehabilitation services directly to patients in an easy-to-use interactive format will overcome many of the barriers. Chair of MBF Foundation’s Steering Committe...

PNAS study reveals why organs fail following massive trauma

...eveloped quality control mechanisms where they can choose to stop expanding into an army (anergy) or to commit suicide (apoptosis). The PNAS study offers new evidence that an overwhelming wave of biochemical signals created by the innate response after massive trauma can mistakenly trigger anergy and apop...

Living laboratory found on shoreline statues

...efer habitats that are exposed to the elements but choose optimal positions that allow them to feed in the water column without getting battered by waves and currents. The Gormley statues not only provide a perfect anchor point but sheltered parts of the figures such as the inner thigh protect them from ex...

Blue eyes -- A clue to paternity

...present experiment did not request participants to choose prospective sexual mates, but only to provide their aesthetic or attractiveness responses…based on face close-up photographs." Blue-eyed men may have unconsciously learned to value a physical trait that can facilitate recognition of own kin. ...

Female pronghorns choose mate based on substance as well as show

When a female animal compares males to choose a mate, she can't order a laboratory genetic scree...on (NSF), Byers has shown that certain females can choose good genes in a species that does not have ornaments, such as the American pronghorn, an antelope-li...

What animals can tell us about hemorrhage, organ transplants and aging

...hundreds of poster presentations, there is much to choose from. Consider three symposia: "Biomedical applications of suspended animation," "Molecular aspects of the mechanisms of hibernation," and "Comparative biology of aging in long-lived animals." How is it that: Hibernating squirrels can lose up to ...

Key gene controlling eye lens development identified

...tage of Cre/loxP-technology, which allowed them to choose the time and place in which to remove Six3 function from specific cells. This permitted the investigators to remove Six3 activity from the presumptive lens ectoderm (PLE)--the area of the developing head where the lens will ultimately form in respons...

Embryo tests give parents the choice

...ertility clinics in the US are allowing couples to choose the sex of their child, a survey conducted by the Genetics and Public Policy Center (GPPC) in Washington DC suggests. The testing method, called preimplantation genetic diagnosis (PGD), was originally designed to test for severe or deadly diseases su...

Electric fish in Africa could be example of evolution in action

...ecies' impulses, said Arnegard, "They seem to only choose to mate with other fish having the same signature waveform as their own." Except for some, Arnegard has discovered. When he joined Hopkins' lab, the team was about to publish descriptions of two separate species. But when Arnegard decided to take a...

Choosy females make colourful males

...icts that species can diverge if different females choose different characteristics in males. Yet females of...our, blue or red, and within those categories they choose the most brightly coloured males. They do so for good reasons: brightly coloured males from both spe...

Brain's 'gambling circuitry' identified

...eir experiments, the researchers asked subjects to choose two cards from a deck numbered one to ten. Before their choice, however, the subjects were asked to bet $1 on whether the first or second card would be higher. The fMRI imaging of the subjects' brains during the gambling task could show the researche...

Researchers appeal for new regulations to save coral reefs from live fish trade

...eef fish have devastating effects. Being able to choose a huge fish to eat from a tank is a big pull in luxury seafood restaurants. Fish such as the Napoleon wrasse, a giant reef fish that commonly reaches 2 m in length and lives for more than 30 years, are top of the menu and especially vulnerable. But...

New strategy rapidly identifies cancer targets

...Druker envisions the technique as a method to help choose which drug a patient's cancer will respond to ?a critical step in achieving personalized medicine. Four cancer drugs that inhibit tyrosine kinases are already on the market, including Gleevec, which Druker pioneered for treatment of chronic myelogeno...

Researchers seek to solve mystery of natural HIV control

...e located near a participating research center may choose to be followed over time and provide additional blood samples. "So far we have enrolled nearly 200 participants from 25 U.S. states, and we are looking forward to adding participants from other countries," says Pereyra. Potential participants or...

Deep-water discovery

...el School AUV work has instead made it possible to choose dive sites likely to be vibrant reef areas, all with an understanding of the full system being explored. The expedition will have two main goals. First the team will use the submersible to explore those seafloor areas that appear most promising bas...

Drug discovery team to explore newly discovered deep-sea reefs

...The Miami AUV work has instead made it possible to choose dive sites likely to be vibrant reef areas ahead of time, all with an understanding of the full system being explored. The expedition will have two main goals. First, the team will use the submersible to explore those seafloor areas that appear mos...

Virtual realities against pain

...s are infinite. For example, until now users could choose between taking a flight, driving, downhill skiing, exploring buildings and many more activities. In this study, peer-reviewed publications on ADTs and pain have been reviewed to determine the clinical effectiveness and importance of using these te...

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