Key articles from ScienceDaily Health Headlines

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ScienceDaily Health Headlines

for Monday, September 27, 2010

Elderly might not benefit from TB vaccines in development (September 27, 2010) -- Elderly people might not benefit from some of the tuberculosis vaccines currently in development, recent research suggests. Some vaccines under study are designed to activate a specific molecule that is an early participant in the immune response against TB in young people. But a recent study suggests that in older people, this molecule remains relatively inactive, even in the face of TB infection. ... > full story

Savvy consumers put a high price on food safety (September 27, 2010) -- New research demonstrates how food safety announcements cause consumers as well as food industry professionals to make purchasing decisions. ... > full story

Structure that allows bacteria to resist drugs identified (September 26, 2010) -- Researchers have discovered the crystal structures of pumps that allow bacteria to resist heavy metal toxins and antibiotics. ... > full story

Men look for good bodies in short-term mates, pretty faces in long-term mates (September 26, 2010) -- Men who are looking for short-term companionship are more interested in a woman's body than those looking for a long-term relationship, who focused on a woman's face, according to new research. ... > full story

Tight blood pressure control for patients with diabetes and coronary artery disease not associated with improved cardiovascular outcomes, study finds (September 26, 2010) -- Patients with hypertension, diabetes and coronary artery disease who maintained their systolic blood pressure at less than 130 mm Hg did not have improved cardiovascular outcomes compared to patients with usual blood pressure control, according to a new study. ... > full story

Physical limitations can take a significant toll in breast cancer survivors (September 25, 2010) -- Basic physical limitations following breast cancer treatment can have far-reaching consequences that substantially affect how long a patient lives, according to researchers. ... > full story

Stress can control our genes, researchers find (September 24, 2010) -- Researchers in Denmark have shown that stress-factors can control our genes. Exposing human cells to a stress-activating compound turned on genes that are normally silenced. Protective complexes that prevents our genes from being read and translated into protein, where lost when the cells experienced stress. The consequence is that genes that should be turned off are now active and this may disturb cellular development, identity and growth. ... > full story

Vitamin C rapidly improves emotional state of acutely hospitalized patients, study suggests (September 24, 2010) -- Treatment with vitamin C rapidly improves the emotional state of acutely hospitalized patients, according to a new study. ... > full story

Microbiologists find source of fungus’s damaging growth (September 24, 2010) -- Candida albicans, a fungus that kills more than 10,000 people with weakened immune systems each year, grows more dangerous as it forms and extends long strands of cells called hyphal filaments. In a new study, microbiologists describe a key factor involved in this damaging growth. ... > full story