Tag: "smokers" at biology news
New 20-year study links COPD and asthma
...th COPD have a history of smoking, the majority of smokers
do not develop COPD later in life, suggesting that other factors, such as genetic, occupational, or environmental conditions, convey significant risks," said Dr. Silva. "For people with asthma, minimizing exposure to risk factors like tobacco smoke ...
Genes appear to play a role in development of chronic obstructive pulmonary disease
...l Center lung disease specialist reports that some smokers
may be genetically predisposed to chronic obstruct...-1 gene and the presence of airways obstruction in smokers
that may account for some of the variability in the development of COPD," said Ohar. "This finding m...
Cutting back on cigarettes: when less is more
...ht in a haze of self-deception. New research shows smokers
who slash their cigarette use by half quickly chan...ents. The findings hold important implications for smokers
as well as the clinicians who are trying to help them quit. "The human body really is a miracle. It ...
Gene expression profiling may predict head, neck cancer recurrence
...ray study comparing airway epithelial samples from smokers
versus nonsmokers and said that these genes were high in the smokers
and low in the nonsmokers," Perou said. "And we picked up that exact same set of genes in our study,...
Prenatal nicotine primes adolescent brain for addiction
... on the brain during adolescence, a time when many smokers
first take up the habit, the team found. The study in rats might provide a biological explanation for the high incidence of smoking among teens whose mothers smoked during pregnancy, the researchers said. "Teens whose mothers smoked during pregnancy ...
UCR study says second-hand smoke affects healing
...ealing and excessive scarring of wounds, much like smokers
themselves." During normal wound healing, fibroblasts migrate into the area of damaged tissue and secrete growth factors, cytokines and extra-cellular matrix components. If the cells are unable to migrate, they will remain concentrated at the edge of...
Why passive smoking hinders healing
...ealing and excessive scarring of wounds, much like smokers
themselves." The research team, led by Professor Manuela Martins-Green, bubbled smoke from the lit end of cigarettes through cell culture media to form a solution containing the major components of 'second-hand' smoke. They then diluted the 'smoky me...
Fox Chase Cancer Center researchers identify significant smoking-induced genetic alteration
... help researchers understand more about why female smokers
are more susceptible to lung cancer than male smokers. "The overexpression of CYP1B1 poses an interesting question about gender differences in the development of lung cancer," said Meireles "We hadn't intended to look at gender differences in thi...
Rimonbant shows promise in addressing multiple risk factors
...ogy. The study showed that rimonabant 20mg helped smokers
who had previously attempted to quit, enabled them to achieve abstinence without post cessation weight gain at double the rate obtained in patients treated with placebo. ABOUT LAVAL UNIVERSITY Located in the heart of Quebec's historic capital city,...
Food tastes stronger when you're hungry
... in between each test. None of the volunteers were smokers
or drinkers; they all had good oral hygiene and were of normal weight. These factors have already been shown to alter the ability to taste....
Nicotine exposure in aging hearts
...otine concentrations found in the blood of certain smokers
exerts a differential influence on the atria and o...t nicotine at concentrations found in the blood of smokers
(30-85 ng/ml) might increase atrial vulnerability to inducible AT/AF in normal adult atria with no a...
Briefing to address what women don't know about lung cancer
...ancer (10,900) and ovarian cancer (14,300). Women smokers
are 20 to 70 percent more likely to develop lung cancer than are men smokers, at the same level of exposure. Studies have shown that women are largely unaware of the danger posed by this deadly disease, as well as the differences in how it affects m...
Research finds tumor preventive qualities, damage reversal, in green tea
...d to tumor development," she said. A total of 118 smokers
with hogg1 data completed the four-month intervent...decaffeinated green tea. No change was seen among smokers
assigned to the black tea group, and no significant difference was seen in the level of urinary 8-OH...
New blood test uncovers individual risk for lung cancer
...c risk factor that increases the susceptibility of smokers
to lung cancer. Published in the Journal of the National Cancer Institute, the findings show that smokers
who carry the newly discovered genetic marker are around 120 times more likely to get lung cancer th...
For those who smoke young...
...om exercise in a young healthy population of eight smokers
and ten non-control subjects. The study used spect...mius muscles of randomized cohorts of healthy male smokers
and a control group. The smokers
consumed at least 20 cigarettes/day; their age was 24 2 years, and...
Fears of second-hand smoke confirmed
...0 Americans develop this disease. Scientists know smokers
are significantly more likely to develop emphysema compared with nonsmokers, and the seriousness of the disease is directly correlated with the amount of cigarette smoking. But why cigarette smoke leads to this disease is still open to speculation. ...
Hydrothermal vent systems could have persisted millions of years, incubated life
...compounds compared to black-smoker systems. Black smokers
get their name because it can appear as if smoke is billowing from the vents. What's actually being seen are dark minerals precipitating when scalding hot vent waters meet the icy-cold ocean depths. Water venting at Lost City, in comparison, is hot e...
Two genes may interact to increase risk of lung cancer in smokers
...3 Researchers have long sought to explain why some smokers
get lung cancer and others do not. In one of the f... they have the potential to help us identify those smokers
who have a greater likelihood of developing lung cancer," said Dr. Romkes. "If we can identify indiv...
Pre-diabetic adults at increased risk of colon cancer
...edentary. They also were less likely to be current smokers
or to drink one or more alcoholic drinks per week. In addition, they had greater body fat, lower high-density lipoprotein or "good" cholesterol, and higher total cholesterol, triglycerides and blood pressure. Researchers confirmed deaths in the stud...
Cigarette smoke linked to low folate levels
...s, a large nationwide study concludes. Both active smokers
and those exposed to high levels of secondhand smo...found that red blood cell folate levels in current smokers
were 20 percent lower than those in our entire group of nonsmokers," say David M. Mannino, M.D., of ...
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