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Health & Mind

Wooly mammoth

Mammoth genome cracked: key to cloning?

Thursday, 20 November 2008

The draft genome of the woolly mammoth has been sequenced, opening the door to reconstructing a living mammoth by combining the sequence with elephant DNA.


Respiratory tract

Stem cells rebuild patient's windpipe

Wednesday, 19 November 2008

The pioneering transplant of a windpipe stripped of its cells and seeded with recipient stem cells has given a 30-year old Colombian woman a new lease on life.


Tammar wallaby

Draft kangaroo genome sequenced

Tuesday, 18 November 2008

Australian scientists have today launched a map of the kangaroo genome. This is the first and most important stage in their quest to discover the genetic sequence of the iconic marsupial.


Bell pepper

Mouth bacteria important for flavour of food

Tuesday, 18 November 2008

A new study has found that bacteria can chemically alter food in our mouths, producing new compounds that are an important component of the flavours we recognise.


Ian Frazer

Skin cancer vaccine within reach

Monday, 17 November 2008

An Australian scientist who developed a vaccine for cervical cancer says that a vaccine which could prevent some skin cancers may be possible within a decade.


White blood cell

Bone marrow graft may have cured HIV

Thursday, 13 November 2008

In an unusual case that needs further investigation, Berlin doctors appear to have rolled back the AIDS virus in a patient by using bone marrow keyed to a genetic shield against HIV.


White-nose syndrome

Mysterious bat killer found

Friday, 31 October 2008

Experts report in the journal Science that they may have discovered the mysterious bat killer which has ripped through colonies, killing as many as 200,000 in the northeastern states of the USA.


Beer

Anti-cancer beer under development

Wednesday, 29 October 2008

American students have designed a genetically modified yeast that can ferment beer and produces the chemical resveratrol, known to offer some protection against developing cancer.


Structures of the brain

'Hate circuit' identified in the brain

Wednesday, 29 October 2008

By showing people images of hated ex-lovers or colleagues, and simultaneously scanning their brains, researchers have identified what they describe as a 'hate circuit'.


Transgender symbol

Gene linked to transsexualism

Monday, 27 October 2008

The first genetic link to male-to-female transsexualism provides new evidence of its biological nature, say Australian researchers.


Makoto Nakamura

Ink-jet printer for a new heart?

Wednesday, 22 October 2008

The technology is the same as that of the simple inkjet printer found in homes and offices, but Japanese scientist Makoto Nakamura is on a mission to see if it can also produce human organs.


RNA

'RNA computer' creates zombie cells

Friday, 17 October 2008

Scientists have succeeded in programming complex instructions into strings of synthetic RNA molecules and inserting them into living cells to do their bidding.


Ian Frazer

Cancer vaccines win top science prize

Friday, 17 October 2008

A Brisbane scientist responsible for the development of cervical cancer vaccines has taken out Australia's top award at last night's 2008 Prime Minister's Prizes for Science.


Web search

Googling is good for your brain

Friday, 17 October 2008

Searching the Internet stimulates brain activity in the elderly and middle-aged and may help keep their minds sharp, researchers have found.


Africa needs disease warning systems

Tuesday, 14 October 2008

Africa needs early warning systems to deal with the increased threat of disease spreading from wild animals to humans caused by climate change, health experts say.