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Simple blood test tweak could make intensive care treatment safer

Taking less blood for intensive care tests reduces the risk of transfusions, which can cause allergic reactions or infections

blood for a transfusion

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Blood donors may pass on small risk of brain bleed to recipients

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Blood test could aid the diagnosis of 52 conditions including cancer

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Young mouse blood extends lives of older ones while rejuvenating them

A scanning electron micrograph of blood from someone with iron deficiency anaemia, showing irregularly-shaped, small red blood cells

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Almost 40 per cent of US girls and young women have low iron levels

3d illustration. Set of a three small laboratory test tubes with different colored liquids on an isolated background. Science and laboratory equipment concept.

Chemistry

The surprisingly useful liquids that mop up gases like a sponge

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US proposes to ease blood donor restrictions on gay and bisexual men

Okra partly sliced up on a chopping board

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Gel made from okra stops bleeding in damaged hearts

A scanning electron microscopy and computer generated image of DNA molecules and red blood cells

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Gene therapy trial shows early success in people with haemophilia B

Graphene tattoo

Technology

Temporary graphene tattoos could continuously monitor blood pressure

A temporary graphene tattoo that monitors blood pressure has been awarded the highest possible accuracy grading for such a monitoring device

Life

Vampire bats adapted to drinking blood by shedding several genes

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Corkscrew-shaped robot swims through blood vessels to clear blockages

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Probiotics may prevent bacterial infection of the blood in mice

Physics

Explosive gas from a gun can mask crime scene blood spatter patterns