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Unknown gut bacteria and viruses mapped

Last Updated: Monday, July 07, 2014, 17:42

Using a new principle for analysing DNA sequence data, researchers have mapped 500 previously unknown micro-organisms in human intestinal flora as well as 800 unknown bacterial viruses which attack intestinal bacteria.

Guinea`s Ebola death toll rises to 81

Last Updated: Sunday, May 04, 2014, 19:33

The Ebola virus has killed 81 people out of 127 confirmed cases in Guinea so far this year, health authorities said.

Evolutionary tree of flu viruses can help assess health risks

Last Updated: Monday, February 17, 2014, 19:24

A new study that reconstructs the evolutionary tree of flu viruses may have implications ranging from the assessment of health risks for populations to developing vaccines.

How `chameleon-like` breast cancer cells lead to brain tumours

Last Updated: Sunday, January 19, 2014, 21:10

A new study has explained why getting rid of breast cancer cells does not ensure that the disease won`t spread to the brain.

How flu evolves to escape immunity

Last Updated: Friday, November 22, 2013, 14:45

Researchers have discovered a new way to improve future flu vaccines after finding that seasonal flu is able to escape immunity from vaccines with as little as a single amino acid substitution.

Double virus risk seen with African bat

Last Updated: Wednesday, November 20, 2013, 10:13

A large fruit bat that ranges over most of sub-Saharan Africa carries two animal viruses that pose a potential infection risk for humans, scientists said Tuesday.

Discovery of HIV `invisibility cloak` brings AIDS cure closer to reality

Last Updated: Thursday, November 07, 2013, 13:38

Researchers have discovered a molecular invisibility cloak that enables HIV, the virus that causes AIDS, to hide inside cells of the body without triggering the body`s natural defence systems.

Soon, single universal jab to give lifelong protection against all flu strains

Last Updated: Sunday, October 20, 2013, 19:16

Scientists are developing a new jab that works even if the virus mutates and can spell the end of annual flu jabs for millions.

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