sick 2 2

Tag: "sick" at biology news

Microscopic passengers to hitch ride on space shuttle

...t, thus increasing the risk of astronauts becoming sick during flight. Whatever the mission or its duration, microbes are present where there are human beings. This experiment will focus on investigating the effects of spaceflight on three microorganisms commonly found where human beings live. The resu...

Radiotherapy advance points way to noninvasive brain cancer treatment

...ity and do something that's useful for people, for sick people, it's really incredibly gratifying." John Morgan, (608) 877-2357, jmorgan@wisc.edu ...

A step forward in the fight against bacterial infections

...e system reacts determine whether or not we become sick after contact with a bacterium. Upon contact with a bacterium, or a bacterial component, the immune system springs into action. One such component of the bacterial cell wall is LPS. The binding of LPS with its specific receptor in our immune system ...

Ancient ants arose 140-168 million years ago

... levels typically found in clinical specimens from sick individuals. "This is the first report of the use of mass spectrometry for the detection of norovirus," said David R. Colquhoun, lead author of the study and research fellow with the Johns Hopkins Center for a Livable Future. "This is a significant...

Researchers use mass spectrometry to detect norovirus particles

... levels typically found in clinical specimens from sick individuals. "This is the first report of the use of mass spectrometry for the detection of norovirus," said David R. Colquhoun, lead author of the study and research fellow with the Johns Hopkins Center for a Livable Future. "This is a significant...

Dogs keep dying: Many owners unaware of toxic dog food

...r (AHDC) is analyzing blood and liver samples from sick dogs around the country, testing suspected dog foo...recalled. "About half of our clients bringing in sick dogs this past week say that they were not aware of the contaminated dog food problem," said Sara Sa...

Scientists force viruses to evolve as better delivery vehicles for gene therapy

...e of one-upmanship that, often as not, left humans sick or worse. Now, a University of California, Berkeley, researcher has shown that viruses - in this case, a benign one - can be forced to evolve in ways to benefit humans. The adeno-associated virus, or AAV, is a common, though innocuous, resident of ...

Avian flu transmission to humans may be higher than thought

...an association between direct contact with dead or sick poultry and flu-like illness in humans and that th...755 (25.9 percent) resided in households reporting sick or dead poultry." The researchers report that having poultry in the household was not a risk factor...

Molecular mechanism may explain how fevers spark seizures

...one of those unavoidable facts of life -- kids get sick and have fevers. Usually, those elevated internal temperatures cause only temporary discomfort, but in some small children they spark convulsions called "febrile seizures." These convulsions are "scary and very upsetting to parents," said Robert L....

Two NIH initiatives launch intensive efforts to find roots of common diseases

...r a genetic predisposition actually makes a person sick depends on the interaction between genes and the environment. We need better tools to evaluate environmental exposures, dietary intake and activity levels, and then to determine how those risk factors interact with specific genotypes to either mainta...

Single microRNA causes cancer in transgenic mouse

...pleens, and after six to seven months, they became sick and died. Offspring that did not express miR 155 did not have enlarged spleens and developed normally. When Costinean examined the spleens of the transgenic mice more closely, he discovered they were full of immature B cells ?and only immature B ce...

Flu not the only germ threat this time of year

... 35,000 people in the United States annually, your sick neighbor or colleague who probably doesn't have th... simplest, most effective way to keep from getting sick and making others sick. But it's hard to get people to wash their hands." In the early 1990s Falsey...

Common practices at petting zoos put visitors at risk

... they interviewed visitors who did and did not get sick to identify which behaviors were predictors of infection. Some behaviors that were most strongly associated with illness were feeding a cow or goat, touching a goat and stepping in manure or having manure on your shoes. Not surprisingly, simple ha...

Spousal illness can trigger partner death

...ercent higher than it would be if the wife was not sick at all. If a wife was hospitalized with dementia, ... poverty modified the mortality risk of a having a sick spouse. For women, the effect of a husband's hospitalization increased with age and the level of pov...

Marine mammals are on the frontline of failing ocean health

... "When otters get toxoplasmosis, they get far more sick than most humans," says Conrad. This allows researchers to more easily detect and trace the disease ?and calls attention to the flow of pathogens from land to sea that might otherwise go unnoticed. Conrad recommends that cat owners keep their ani...

Performing monkeys in Asia carry viruses that could jump species to humans

... and a co-author on the study. "The animals may be sick or in bad shape there, and they're mixed with other animals that potentially could have pathogens, and then they're put into contact with a dense human population." In this study, the researchers drew blood from 20 urban performing macaques in Jakar...

Bacteria that cause tooth decay able to survive without important biochemical pathway

...mineralization begins, the altered bacteria became sick and unable to grow. Shocking the bacteria with other environmental stressors, such as high salt levels or the presence of hydrogen peroxide, also caused them to weaken, Hasona said. "So, at least in this organism, we learned the SRP pathway seems to...

Johns Hopkins flu expert calls for mandatory vaccination of health care workers

...rkers to provide medical details when they call in sick so it is difficult to precisely link seasonal hosp...ion to counter beliefs that the shots can make you sick and encouragement from hospital leaders to get the vaccine. The next step, Perl says, is for health...

Worms know bad food when they smell it

...st people, just a whiff of food that has made them sick in the past is enough to trigger a wave of nausea ... The worms' avoidance of food that has made them sick in the past is analogous to the strongest form of learning known in humans, Bargmann said. "If you e...

Implantable pumps extend lives of patients too sick for transplant

... keep their hearts pumping, and they were also too sick to be considered for a heart transplants. Most wer...ur ability to improve the functionality for a very sick group of patients," Rogers said. The major complications of LVADs, said the researchers, include str...

1 2 3