Tag: "tobacco" at biology news
UT Southwestern receives $1.78 million grant for obesity research as part of NIH Roadmap initiative
...between 285,000 and 325,000 people, second only to tobacco
smoking as a cause of preventable death. "Obesity is a deceptively simple problem, as it is essentially energy input vs. energy output," Dr. Malloy said. "However, it's not obvious yet why obesity should necessarily accompany development of type II d...
NSF awards 22 new projects for plant genome research
...stand related plants, including potatoes, peppers, tobacco
and coffee. A project led by Indiana University will study the genomes of the Compositeae, a group of plants that includes important crop species such as lettuce, sunflower and artichoke, as well as noxious weeds such as Russian thistle. This work s...
Genetic modification of linseed produces healthier omega 3 and 6 fatty acids
...leagues produced linseed (Linum usitatissimum) and tobacco
(Nicotiana tabacum) plants that synthesize very lo... these genes were then introduced into linseed and tobacco
plants, and expression of the proteins directed into the seed with the use of seed-specific gene pro...
Ventilation in bars, casinos doesn't control health risk for hospitality workers
...nic particulate phase PAHs have been identified in tobacco
smoke, representing one-sixth of all known tobacco
smoke carcinogens. Repace has conducted research on indoor air pollution from secondhand smoke for 2...
Reducing allergens in the home helps inner-city children with asthma
...use and mold allergens. An additional focus was on tobacco
smoke. Caretakers were educated about how to perfo...re to high levels of multiple indoor allergens and tobacco
smoke. "These study results are exciting because they show that changes made in the home envir...
NHGRI launches Centers for Excellence in Ethical, Legal, and Social Implications Research
..., vulnerable populations and health disparities in tobacco
dependence, asthma and diabetes. Charmaine Royal, Ph.D., Howard University, Washington, $700,000 over three years. Dr. Royal plans to develop a center to analyze social and cultural identities of individuals and communities of African descent an...
University of Pittsburgh receives $10 million grant for head and neck cancer
...ising genetic markers for head and neck cancer and tobacco
and alcohol use. "Eighty percent of head and neck cancer patients are smokers, chew tobacco
and consume large amounts of alcohol," said Dr. Romkes. "If we can determine who among this populat...
Tobacco promising factory for biopharmaceuticals
... biopharmaceuticals from transgenic plants such as tobacco
is still a roadblock to producing large quantities...cally recover recombinant proteins from transgenic tobacco
using different protein separation techniques. Zhang, an assistant professor in the Department of B...
New 20-year study links COPD and asthma
...h asthma, minimizing exposure to risk factors like tobacco
smoke and air pollution may delay disease progression to COPD. Effective antiinflammatory therapy at the onset of asthma may also decrease the likelihood of COPD developing years later," added article coauthor Robert A. Barbee, MD, FCCP, University ...
Study supports association between HPV infection and head and neck cancer
...t risk factor, but an interaction with exposure to tobacco
smoke can not be excluded. The mechanism by which ...en by exposure to environmental carcinogens (i.e., tobacco
and alcohol) without HPV involvement and the other involving infection with transcriptionally active...
Survival strategies in nature
...tive habitat. The researcher transformed the wild tobacco
species Nicotiana attenuata, to express LOX3, HPL ...another impetus for their preservation. The native tobacco
plant Nicotiana attenuata is one of the model systems used by the Department of Molecular Ecology at...
Endurance exercise found to be equally effective as diuretics in improving cardiac health
... Additionally the test subjects must not have used tobacco
or had a sedentary lifestyle (defined as regular exercise less than one time a week) or geographical or job constraints that might prevent the them from regular participation in a supervised exercise training program. After exclusions, 28 patients ra...
COPD is forgotten killer, says University of Toronto professor
...revalence in North America, adds Chapman. Although tobacco
use is declining, COPD rates continue to grow because tobacco-induced lung damage is largely irreversible. "By 2010, chronic obstructive pulmonary disease will be the third most common cause of death around the world and women will suffer from it tw...
New York City study shows newborns more susceptible to pollution than their mothers
...engines, residential heating, power generation, or tobacco
smoking. According to the researchers, PAHs are ab...les of DNA, and cotinine, a measure of second-hand tobacco
smoke exposure, since the mothers were all nonsmokers. Previous research has shown an association be...
Vaccines against foodborne disease on horizon
...ified version of one of the shiga toxin genes into tobacco
plants. This plant-derived vaccine was effective in producing antibodies against the toxin when administered to mice. "Next the immunized mice will be challenged with the toxin or toxin-producing bacteria to determine if the plant vaccine is prot...
Cutting back on cigarettes: when less is more
...uccessfully cutting back as a step toward quitting tobacco
altogether may be caught in a haze of self-decepti...ting bans on smoking, and we know that as taxes on tobacco
increase, sales drop off. Millions of people want to quit, and they often see cutting back as the fi...
UC Riverside researchers improve drought tolerance in plants
...amount of the enzyme three fold. Researchers used tobacco
as a model for crops that are highly sensitive to drought conditions. "However, our discovery should be applicable to most if not all crop species as the role of vitamin C is highly conserved among plants," said Gallie. In work published last year i...
Fat hormone leptin alters brain architecture and activity, which in turn drives feeding behavior
...or more than 400,000 deaths a year, second only to tobacco
as a preventable cause of death. Pinto and her colleagues have shown for the first time that leptin induces visible changes in the synaptic connections, and recordable changes in the electrical activity of specific brain cells. Other researchers hav...
Scientists develop new cloning technique that dramatically shortens the search for genes
...e produces a protein that is remarkably similar to tobacco
plant proteins that are known to modulate their behaviors in response to calcium." This finding led the research team to conclude that the DMI3 gene may play an important role in the plant's response to calcium oscillations. Last month, a Dutch and F...
Devastating parasitic weed may be felled by toxin borrowed from flies
...xin gene and introduced the final product into the tobacco
genome using Agrobacterium-mediated transformation...The introduced gene was thus silent in the healthy tobacco
plant but turned on when it sensed an invading parasite. But would Egyptian broomrape be repelled ...
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