Tag: "studies" at biology news
Leader in cancer treatment and prevention research honored
...nning in the 1970s, Dr. Alberts conducted landmark studies
on the analytical chemistry and pharmacokinetics o...enchmark for the conduct of large population-based studies
in which healthy subjects are recruited from the practices of community physicians. More recently, ...
Genetic mutations linked to the practice of burning coal in homes in China
...cer Institute, these findings are similar to other studies
in which he and colleagues found that the frequencies and types of K-ras and p53 mutations in women from Xuan Wei who were nonsmokers were similar to the mutations found in men from Xuan Wei who smoked. "Tobacco smoking is rare in women from Xuan We...
Student science contest participation influences study, career choices, alumni say
...tis Biotech Challenge (ABC) helped them plan their studies
or find vocations in fields such as biotechnology,...hool students became to busy with their university studies
to really pursue commercial application. "We started the patent process but it became too c...
Climate change plus human pressure caused large mammal extinctions in late Pleistocene
...colleagues reached this conclusion after review of studies
of the extensive large mammal, or megafauna, extin...uthors' warnings are based on a review of previous studies
of Pleistocene animal extinctions around the world, from Australia to Europe to North America. The P...
New study shows hope for treating inhalant abuse
...milar to the aversion seen in Brookhaven's earlier studies
of GVG with nicotine and heroin. "The findings of this study extend the potential value of GVG to treat addiction," says Stephen Dewey, the Brookhaven Lab neuroanatomist who led the study. "More importantly, our results show promise in treating ...
Lycopene slows human prostate tumour growth in mice and combined with vitamin E is even better
...bined with vitamin E. A number of epidemiological studies
have already indicated that high intake of lycopen...ls. The first step was to see the results from the studies
on men with prostate cancer: changes may, for example, be necessary to optimise the treatment. And b...
Researchers determine genetic cause of Timothy syndrome
...e of Timothy syndrome. Keating collaborated on the studies
with researchers from Children's Hospital, Boston,...o trace the genetic cause of the disease. Familial studies
revealed that it was not inherited, but caused by a mutation that occurred spontaneously. Eventually...
Cigarette smoke causes breaks in DNA and defects to a cell's chromosomes, Pitt study finds
... affects genomic stability of cells. In laboratory studies
using human fibroblasts, common cells found in connective tissue, William S. Saunders, Ph.D., and colleagues discovered that exposure to even a small amount of cigarette smoke condensate equal to about 1/25 of a cigarette caused breaks to both stra...
Chemical derived from vitamin-E shows early promise as cancer drug
...xperimental Biology and Medicine. They result from studies
involving treatment of genetically identical mice, which were given the novel vitamin E compound either orally or by aerosol. Based on earlier, similar findings by Kline and colleagues, the National Cancer Institute is funding national efforts to...
New study indicates arsenic could be suitable as first-line treatment in type of leukaemia
... between 60 and 80 percent. "There have been a few studies
done using arsenic trioxide on a limited number of newly diagnosed patients, but we are the first group to suggest that it is acceptable as a first-line treatment," said Dr. Ghavamzadeh. "The results are comparable to ATRA with chemotherapy and in ou...
Pack-MULEs are toting a new look at plant evolution
...was the major fuel for us to cook our food." Jiang studies
transposable elements the "jumping genes" of plan...of Georgia, a distinguished research professor who studies
transposable elements. Jiang said Wessler directs the research of the lab, but meanwhile encourages ...
Alzheimer's disease is not accelerated aging
...ain changes in non-demented aging, Buckner reviews studies
that use structural magnetic resonance imaging (MR... a salient predictor of white-matter damage. Other studies
directly implicate dopamine as an important neurotransmitter that participates in frontal executive ...
Phase II trials of second-generation antisense cancer drug planned following successful early study
...life and are potentially more potent. Pre-clinical studies
had shown that blocking the production of clusteri...have selected is the appropriate one. The Phase II studies
are of a more conventional design, looking at response rates from OGX-011 plus standard chemotherapy...
Cancer vaccine based on pathogenic listeria bacteria shows promise targeting metastases
...rcent of the mice were long-term survivors. "These studies
address one of the major barriers to using listeri...planning for manufacturing and performing toxicity studies
to submit to the FDA." One hope for this and other cancer vaccines is that they will stimulate the i...
New research shows plants can shuffle and paste gene pieces to generate genetic diversity
...fessor of plant biology at UGA. The Wessler lab studies
TEs, which are pieces of DNA that make copies of t... plants where MULEs are known to flourish. Recent studies
indicate that species evolve through the generation of new genes and/or gene variants that help a po...
New Arizona State center brings science to policy on issues of water resources and urban growth
...ater usage, science and technology policy, and our studies
on the effects of urban growth all come into play as we focus on this increasingly important issue of sustainability in arid regions. We know that growth in areas such as ours is exacerbating the impact of existing drought conditions, making decision...
Winning combination to build bone density in children
...e key to optimal increases in bone density. Few studies
have examined the interactive effects of calcium intake and activity, especially ones that differentiate between the types of activity that most positively affect bone density. But the study "Interactive effects of habitual physical activity and cal...
Study: Emission of smog ingredients from trees is increasing rapidly
... is also when trees produce the most VOCs. Further studies
at Princeton and the federal Geophysical Fluid Dyn...would be premature to base environmental policy on studies
of VOCs alone. Purves, a postdoctoral fellow, wrote the article in collaboration with Stephen Pacala...
Gene clusters predict atherosclerosis severity, susceptibility
...isease." The research team plans further studies
in animal mouse models of atherosclerosis to further refine their techniques. Since it is not practical to test samples of aortas in living patients, the also researchers hope to develop a way to correlate their findings in the aorta with possible ma...
Far more men than women favor routine paternity testing at birth
...n spite of marital and income status. Previous studies
have shown that generally less that 1 percent of m... men other than their husbands. The exceptions are studies
conducted among women living in extreme poverty in the United States, Mexico and England, where the ...
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