All Health articles – Page 8
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ResourceOn This Day - Oct 16 : Ether as anaesthetic
After learning that inhaling ether causes unconsciousness, the American dentist William T. G. Morton experimented with it while extracting a tooth from a Boston merchant. Following this success, ether was used as an anaesthetic across the world.
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ResourceOn This Day – Jul 22 : Selman Waksman was born
He coined the term ‘antibiotic’ and discovered streptomycin, the first drug that was effective against tuberculosis. He was awarded the Nobel Prize in Physiology or Medicine in 1952 for this work.
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ResourceOn This Day - Oct 24 : Henrik Dam found vitamin K
When Dam fed chickens a diet low in cholesterol, he found that their blood did not clot. However, he discovered that it wasn’t just cholesterol but also a vitamin that they were lacking. He called this Vitamin K, after the German word for coagulation, “koagulation”.
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ResourceOn This Day - May 31 : Louis Ignarro was born
Ignarro was co-awarded the Nobel Prize in Physiology or Medicine in 1998 for the discovery that nitric oxide (NO) acts as a signalling molecule, controlling the expansion and contraction of blood vessels.
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ResourceOn This Day – Jul 31 : Gene therapy in USA
Gene therapy uses DNA to treat disease, usually by replacing a faulty gene with a healthy copy. Recent clinical studies suggest this technique holds promise for the future treatment of Parkinson’s disease.
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FeatureNitrous oxide: are you having a laugh?
Since its discovery, laughing gas has played its part in our dental surgeries, operating theatres and - more controversially - at our parties
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The MoleClaire Wagman: Formulation scientist at Unilever
Clare works on improving the formulation of hair care products. She tells Josh Howgego what it’s like to work on products that are seen on supermarket shelves
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FeatureRuthenium compounds as anticancer agents
New ruthenium-based compounds with fewer and less severe side effects, could replace longstanding platinum-based anticancer drugs
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FeatureFive rings good, four rings bad
Fifty years ago steroid abuse among sportsmen and women was a serious problem. Today, thanks to the skills of analytical chemists, the sporting cheats rarely win
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The MoleThe sunshine vitamin
Vitamin D is often called the sunshine vitamin, but what is vitamin D, why is it so important, and what evidence is there to link it to such a range of illnesses?
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FeaturePhosphorus - food for thought
Can phosphorus-rich foods, such as fish, improve our intellect?
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FeatureSolving an infectious problem
Joseph Lister's use of phenol as an antiseptic revolutionised surgical practice in the 19th century. But was he the first to use this antiseptic technique?
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The MoleA day in the life of advanced scientist: Dan Clarke
Dan has spent the past 18 months working as an advanced scientist for 3M Healthcare. He talks to Rachel Bolton-King about his typical day
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FeatureMicrobial iron scavengers
Medicinal and analytical chemists take their cue from micro-organisms' ability to bind to iron in the design of new drugs and sensors
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The MoleAnti-wrinkle potions
The market for skin care products to help combat the signs of ageing is massive, with global sales projected to reach US $69.6 billion in 2010