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Tag: "become" at biology news

Opening windows may be the best way of preventing transmission of airborne infection

...tilated rooms 39% of susceptible individuals would become infected following 24 h of exposure to untreated TB patients compared with 33% in modern and 11% in pre-1950 naturally ventilated facilities with windows and doors open. The authors conclude that opening windows and doors maximizes natural ventil...

Groundbreaking Canadian asthma study

... a common disease in which the airways in the lung become inflamed, excess airway mucus is produced, and airways narrow when muscles within the airway walls contract. During an asthmatic attack, in response to an asthma trigger such as an allergen or irritant, the airway smooth muscle may contract leading t...

UCLA: How does your brain respond when you think about gambling or taking risks?

...icipants could win or lose increased. Regions that become more active as the amount increases are considered "reward centers" in the brain, such as the prefrontal cortex and the ventral striatum, Poldrack said. The researchers also found that reward centers in the brain respond not only when we actually ...

Reversing cancer cells to normal cells

...l types in the adult body. Which type of cell they become depends on the signals they receive from their microenvironment. Similarly, during cancer progression, malignant cells receive and release signals from their own microenvironment, cues that promote tumor growth and metastasis. In order to better...

Researcher examines polymers created with poultry feathers

...cessed faster, be more aesthetically pleasing, and become water resistant and stronger for increased longevity. ...

Major link in brain-obesity puzzle found

...lack the gene for SH2B1 -- called knockout mice -- become obese, diabetic, and unable to stop eating. Their ... mice that were treated to make extra SH2B1 didn’t become obese or lose their ability to respond to leptin signals even after being fed a high-fat diet that c...

Music genes and musical geniuses

... Why do infant prodigies exist? Why haven’t we all become one? Are there any types of music that are objectively better suited to be more appreciated than others? And especially what is the purpose of music? These and other questions will be addressed by geneticists, psychologists, biologists, but also anth...

Protein averts cell suicide but might contribute to cancer

...ic DNA sequence that later might cause the cell to become cancerous. The findings by researchers with Oh...suicide, but the gap ?and the stop-gap base ?might become a mutation that, in conjunction with later genetic damage, causes the cell to eventually become canc...

New imaging technique tracks traffic patterns of white blood cells

...normal hemoglobin polymerizes, and red blood cells become sickle-shaped. Sickle-shaped red blood cells then clog blood vessels by sticking to white blood cells and depriving the body of needed oxygen. Using this new imaging method, red blood cells in a mouse model of Sickle Cell disease were shown to in...

Chronic pain up almost 40 percent among US workers in past decade

...ey indicates that employees with chronic pain must become their own advocates, understand the impact of their chronic pain and work with their healthcare provider to identify appropriate treatment options." Chronic pain, defined in the survey as pain that lasts for at least six months, was more common in ...

Temple University Hospital investigates treatment for cervical dysplasia

...omen already infected with HPV, and those who will become infected, there are emerging non-surgical options in development." HPV vaccines are expected to be a significant advance in women's healthcare, but they will not protect all women from cervical cancer. "Prophylactic vaccines will probably not hel...

Salmonella survives better in stomach due to altered DNA

...e the DT104 type) can reveal how this pathogen has become stronger and caused more outbreaks. This information can also be used to make a less dangerous variant of this infectious Salmonella. Such a harmless variant can be used as a vaccine. Salmonella serovar Typhimurium DT104 is an antibiotic-resistan...

Huddling and a drop in metabolism allow penguins to survive the South Pole cold

...y high ambient temperatures within the huddle, nor become hypothermic due to the harsh cold. ...

Endangered shortnose sturgeon saved in Hudson River

... have been died out in North America and four have become extinct. The U.S. government currently protects 149 fish species and subspecies and a total of 1,311 species under the U.S. Endangered Species Act. "Endangered and threatened U.S. fish outnumber mammals, reptiles, birds, etcetera," said Bain. Since...

Researchers show that veins stiffen as we age

...But as you grow older, we've found that your veins become more like lead pipes." And that physiological change may be an important factor in the development of high blood pressure, or hypertension, which currently affects an estimated 65 million Americans, most of them older adults, according to Farquhar....

St. Jude announces breakthrough in eye cancer treatment

... the body rids itself of abnormal cells that might become cancerous or cause other problems. Until now, retinoblastoma experts thought that a mechanism called the p53 pathway triggered apoptosis in other types of cancer cells, but not in retinoblastoma. However, the St. Jude team proved not only that the ...

Microbes compete with animals for food by making it stink

..., then those microbes should gain an advantage and become more abundant." __IMAGE_2 As part of an interdisciplinary graduate training program funded by the National Science Foundation, Hay, two of his faculty colleagues and four Ph.D. students tested this notion with a field and lab study they began ...

Researchers to study why dead zone returned to Lake Erie

...al warming has caused the layer of bottom water to become thinner, with less oxygen. The dead zone materialized in Erie's central basin and can cover as much as three quarters of the area, Scavia said. It was discovered through routine monitoring of the lake. The Great Lakes contain 18 percent of the w...

ASU researchers test antibacterial effects of healing clays

...hose background is in low temperature geochemistry become involved with a health care project centered in the Ivory Coast? The scientific equivalent of an online dating or matchmaking service: "I answered a posting on the Clay Mineral Society's list serve placed by Thierry Brunet de Courssou. He was asking ...

Low levels of neurotransmitter serotonin may perpetuate child abuse across generations

...in in their brains than abused females who did not become abusive parents, the research showed. Because t...e do not fully understand why some abused children become abusive parents and others don't," Maestripieri said. The research suggests that treatments with dru...

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