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New, more effective nisin antibiotics combat superbugs and food diseases

Researchers at University College Cork have used bioengineering to produce a new generation of natural antibiotics that target harmful micro-organisms such as MRSA and the food-borne pathogen, Listeria monocytogenes

30 Mar 2009

White light-activated antibacterial coating - new weapon in fight against superbugs

A new hard coating with antibacterial properties that has been tested by researchers at the UCL Eastman Dental Institute has been shown to kill 99.9% of Escherichia coli bacteria when a white hospital light was shone on its surface to activate it.

30 Mar 2009

Regular handwashing more important than isolation in controlling MRSA infection

Regular handwashing by hospital staff and visitors did more to prevent the spread of the MRSA superbug than isolating infected patients.

30 Mar 2009

Community spread of trachoma could be stopped by treating all household members

All members of the household need to be treated for trachoma in order to prevent rapid re-infection, according to a new study published in PLoS Neglected Tropical Diseases.

30 Mar 2009

Typical Western diet is a recipe for colon cancer

A typical Western diet, rich in meat and fats and low in complex carbohydrates, is a recipe for colon cancer, Professor Stephen O'Keefe from the University of Pittsburgh, USA, told the Society for General Microbiology meeting at Harrogate today (Tuesday 31 March).

30 Mar 2009

Mother's dental hygiene may help reduce incidence of unknown complications in pregnancy

Bacteria from a mother's mouth can be transmitted through the blood and amniotic fluid in the womb to her unborn child.

30 Mar 2009

NPR program examines efforts to improve BCG tuberculosis vaccine

NPR's "Morning Edition" last week examined the Aeras Global TB Vaccine Foundation's efforts to improve the existing BCG vaccine to provide increased protection against tuberculosis.

30 Mar 2009

AP/Google.com examines efforts to address drug-resistant tuberculosis in China, other countries

The AP/Google.com on Monday examined efforts to prevent and control the spread of drug-resistant tuberculosis in China and other countries.

30 Mar 2009

Tea tree oil and silver effective in treating skin infections

In the fight against infected skin wounds, mixing tea tree oil and silver or putting them in liposomes, (small spheres made from natural lipids), greatly increases their antimicrobial activity and may minimise any side effects.

30 Mar 2009

Researchers find direct link between oxidative stress and inflammatory signals in the blood

The finding could lead to improved strategies for preventing several diseases by including antioxidants in the diet and for reducing the impact of inflammation in critically ill patients by adding cysteine to intravenous or tube feeding.

30 Mar 2009

War wounded at risk for superbugs

Soldiers who survive severe injuries on battlefields such as those in Iraq and Afghanistan can be at risk from developing infections of their wounds with multidrug resistant bacteria.

30 Mar 2009

Slow-growing tuberculosis bacteria point the way to new drug development

The discovery of a large number of slow-growing Mycobacterium tuberculosis bacteria, which cause tuberculosis (TB), in the lungs of TB patients could be an important step forward in the design of new anti-TB drugs.

30 Mar 2009

Cepheid announces new TB test for use in developing countries

The Sunnyvale, Calif.-based company Cepheid on Tuesday announced it has developed a rapid diagnostic test for tuberculosis that it will sell at a reduced cost in developing countries, the San Francisco Chronicle reports. The test was developed in partnership with the Foundation for Innovative New Diagnostics, the University of Medicine and Dentistry of New Jersey, and the National Institute of Allergy and Infectious Diseases.

30 Mar 2009

Genes that make bacteria make up their minds

Bacteria are single cell organisms with no nervous system or brain.

29 Mar 2009

Discovery of tuberculosis bacterium enzyme paves way for new TB drugs

A team of University of Maryland scientists has paved the way for the development of new drug therapies to combat active and asymptomatic (latent) tuberculosis infections by characterizing the unique structure and mechanism of an enzyme in M. tuberculosis, the bacterium that causes the disease.

29 Mar 2009

Scientists discover structure of a protein that makes cancer cells resistant to chemotherapy

A research team at the Scripps Research Institute has obtained the first glimpse of a protein that keeps certain substances, including many drugs, out of cells.

29 Mar 2009

Protein from tick saliva shows potential for myasthenia gravis treatment

Looking for a better treatment for the autoimmune disease myasthenia gravis, researchers have found that a protein in tick saliva shows promise in limiting the severity of the disease in an animal model in a study published in the Annals of Neurology.

29 Mar 2009