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Articles on Medical research

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The liquid filler can be injected directly under the skin. Science/AAAS

Plastic surgery implant firms when exposed to light

Scientists have invented a new pliable implant that can be injected in liquid form, massaged into shape and hardened up through exposure to light. Fillers are used to make patients look younger, reconstruct…
A legislative review committee has recommended scientists continue to be allowed to use stem cells in licensed research projects. Flickr/BW Jones

Scientists welcome move to uphold current stem cell laws

Human embryo stem cell research should be allowed to continue in accordance with existing rules, a legislative review committee has recommended, drawing praise from Australia’s science community. Since…
Being able to measure growth hormone secretion in mice opens up a field of research into diseases.

Pinky and the Brain: a new role for mice in growth hormone research

The phrase “growth hormone” conjures up images of either the very tall or the very short. And yes, growth hormone is important for promoting linear growth but this hard-working hormone also controls many…
Researchers hope to create implanted medical devices, like pacemakers, that can be powered with glucose. Flickr

Powered by sugar: scientists report glucose biofuel cell breakthrough

Scientists have created a glucose-powered biofuel cell that is five to 10 times more powerful than existing cells and lasts weeks longer, paving the way for implanted medical devices that run on the body’s…
Researches have uncovered a vital piece of the anti-malaria puzzle. Larah McElroy

An end to malaria? Mission definitely not impossible

More than 200 million people are infected annually with the malaria parasite Plasmodium falciparum, and around 800,000 people die every year of the mosquito-borne disease, most of them children. As reported…
Scientists and doctors are concerned by growing resistance to existing drugs that treat malaria, which is spread by mosquitoes and kills more than 800,000 children per year. Thomas Omondi / UK Department for International Development

Malaria breakthrough shines light on drug resistance

Malaria parasites are able to adapt their growth rate to render anti-malarial drugs useless, according to new research by Australian scientists. More than 200 million people are infected annually with…
The new nanoparticles delivered up to 40 times more anti-cancer drugs to tumour sites in mice compared to a control group. Flickr, Felix Paschke.

Nanotechnology delivers big dose of anti-cancer drugs to tumours

Scientists have developed tiny particles capable of taking large doses of anti-cancer drugs right to a tumour’s doorstep, opening the way to a new generation of more effective treatments. Nanotechnology…

Why does hair turn gray?

Hair colour, including gray hair, is dictated by Wnt signaling between hair follicles and melanocyte stem cells, according…
Women who do not go to sleep on their left side on their last night of pregnancy have a doubled risk of late stillbirth compared with women who sleep on their left side, new research shows. Flickr

Sleeping on left side may halve risk of stillbirth

Women who sleep on their left side on their final night of pregnancy could halve the risk of their baby being stillborn compared to women who do not, a new study has found. Sleeping on the left allows…

New cell to fight what ails you

A new type of cell in the immune system that helps protect against infectious diseases has been discovered by researchers…
Type 1 diabetics often rely on insulin injection pens but early trials show a nasal spray could prevent diabetes developing. Flickr

Nasal spray vaccine may stop diabetes, early tests show

A nasal spray vaccine may prevent type 1 diabetes from developing in humans, early trial results show. Type 1 diabetics usually rely on daily insulin injections to normalise their ability to break down…
Heart attacks damage important muscles but now scientists think that a special protein can awaken the stem cells that grow new muscles. Flickr

Fixing a broken heart with stem cells

Vital heart muscles damaged during cardio arrest can be replaced by stem cells within the organ with the help of a special protein, scientists have discovered. Heart attacks cause dangerous damage to muscle…
Cutting the blood supply to hard tumours can help kill them off. Flickr

Scientists discover molecule to cut blood supply to tumours

Scientists have unlocked the mechanism that helps kill the blood vessels that supply hard tumours, such as those found in lung, bowel and breast cancer patients. A special molecule, called Bim, is programmed…

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