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Tag: "surviving" at biology news

Alzheimer's disease to quadruple worldwide by 2050

... slower disease progression would mean more people surviving with early-stage disease symptoms. However, nearly all of that decline would be attributable to decreases in those needing costly late-stage disease treatment in 2050. The largest increase in the prevalence of Alzheimer’s will occur in Asia, where...

Physicist cracks women's random but always lucky choice of X chromosome

...d the resultant population thus has more chance of surviving any biological threat targeted at a single version of the X chromosome....

Want to save polar bears? Follow the ice

...nts and one sub-continent stand the best chance of surviving as the polar cap shrinks in size. To that end, the project will utilize remote sensing satellite imagery on sea ice extent and concentration since 1978 to form a picture of polar bear habitat history as well as where this habitat most likely remain i...

Early exposure to indoor fungus molecules may protect infants against future allergies

...tural competition among bacteria and fungi, so the surviving microbes are often the infectious ones that can develop resistance to drugs designed to eliminate them." Iossifova says further research is needed to determine how early microbial exposures affect the development of certain allergic conditions—in...

Legal ruling may put endangered species in danger

...d eagle, to become extinct in the lower 48 states, surviving only in Alaska, and it would have allowed the gray whale to become extinct in U.S. waters," Vucetich went on to say. Vucetich and Michael P. Nelson, associate professor of environmental philosophy and ethics at Michigan State University, have coll...

Rare soft-shell turtle, nesting ground found in Cambodia

... new plant species, Amorphophallus Sp., along with surviving populations of such threatened species as terns, fish eagles, green peafowl, otters and silvered leaf-monkeys. More than 180 fish species were recorded, including a new record for Cambodia? Bezuijen described the area where the turtle was discovere...

Fish extinctions alter critical nutrients in water, study shows

...bia and Burundi, also shed light on the roles that surviving species might play in replacing the lost nutrients. In both ecosystems studied, when surviving species successfully picked up the slack in nutrient recycling left by an extinct species, nitrogen ...

Experimental vaccine given during pregnancy reduces stillbirths from common virus

...2 dead pups—a mortality rate of 57 percent. The surviving pups weighed more than the pups of mothers that had not received the CMV vaccination before becoming pregnant. The vaccine greatly reduced the total amount of virus found in the mothers?blood. The vaccine in the study was developed in collaboration...

Prehistoric mystery organism verified as giant fungus

... Boyce said. "It’s hard to imagine these things surviving in the modern world," he said....

Over a century after disappearing, wild elk return to Ontario

... mortality rate between 1998-2004, the majority of surviving elk were able to reproduce. According to the program’s 2004 data, 375 to 440 elk are currently living in Ontario. Dr. Rosatte is quick to point out that the program faced many challenges. Many of the reintroduced elk did not survive long after be...

Plastic that degrades in seawater could be boon for cruise industry and others

...gering. In Canada, outlays for specialized care of surviving preterm infants are estimated to be almost $2 billion per year. In a 5-year, randomized, placebo-controlled clinical study, researchers found that giving nitroglycerin to mothers who had entered premature labor led to significant improvement in their...

Improving outcomes in premature births

...gering. In Canada, outlays for specialized care of surviving preterm infants are estimated to be almost $2 billion per year. In a 5-year, randomized, placebo-controlled clinical study, researchers found that giving nitroglycerin to mothers who had entered premature labor led to significant improvement in their...

Dig deeper to find Martian life

...It just isn’t plausible that dormant life is still surviving in the near-subsurface of Mars ?within the first c... far easier to drill through than rock. Even here, surviving cells would be out of the reach of current drills. Other ideal sites include recent craters, because...

How did bilaterally symmetric flowers evolve from radially symmetric ones?

...f seeds produced per plant and the number of seeds surviving to the juvenile stage, than plants with radially symmetric flowers. "This study reveals that natural selection can play a key role in the evolution of flower bilateral symmetry," says Camacho. "Our data also suggest that it is possible to understa...

New technique boosts size of proteins that can be analyzed

...he protein. Next, the mass spectrometer weighs any surviving protein and its pieces simultaneously. The top-down approach rivals the commonly used "bottom-up" approach, in which proteins are first broken down, or digested, enzymatically into smaller units of five to 20 amino acids. These pieces are then intr...

From hot springs to rice farms, scientists reveal new insights into the secret lives of archaea

...bus fumarii holds the world temperature record for surviving in waters of 113 C or 235 F, well above the boiling point. ''However, in the early '90s, it was discovered that non-extremophilic archaea were ubiquitous and abundant in the marine environment, but it was unclear exactly how these organisms were m...

Evolution and the workaround

... controls. They even show an unhealthy talent for surviving internal perturbations such as mutations that affect the function of vital genes, and they do this by evolving new mechanisms to perform old tasks. Somehow the bad guys find a workaround. That observation led Norman Pavelka, Giulia Rancati, and R...

Cancer stem cells linked to radiation resistance

...ter radiation treatment and measured the number of surviving cancer stem cells. They found that administering the drug before radiation did little to change the number of cancer stem cells, but giving the drug in conjunction with radiation appeared to halt the resistance of cancer stem cells to radiation. T...

Inflammation markers identify fatigue in breast cancer survivors

...egies, patients with early stage breast cancer are surviving longer. Breast cancer survivors are the largest gr...ype of cancer in the United States. While patients surviving other types of cancer also can experience the long-lasting fatigue syndrome, a greater proportion of...

Discovery could aid fight against cystic fibrosis infection

...way that a hardy disease-causing bacteria could be surviving in the lungs of chronically infected cystic fibrosis (CF) patients. "This work is important because pathogenic bacteria such as Pseudomonas aeruginosa (PA) use protein secretion systems to cause disease in their hosts," said Joseph Mougous, lead a...

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