It says the burns are usually multiple and deep, down to the bone, and the particles will continue to burn unless deprived of oxygen.

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Nelson's injuries destroyed all three main skin layers - the epidermis, dermis and hypodermis (the top, middle and bottom), in some places right down to the periosteum, the membrane overlying the bone.

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The so-called zombie worms break down bone by excreting acid, according to research just presented at the Society for Experimental Biology's meeting in Salzburg, Austria.

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These cells are also able to engulf the crystals, break them down, and remodel them into real bone.

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But as my companions and I clambered up and down summits, the brooks we came across were bone dry, and a bit of anxiety began to set in.

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Lyon especially could make an impact now that Francisco has been shut down with the same right elbow inflammation that ended his season Sept. 16 and ultimately led to December surgery to remove bone spurs.

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In essence, the drug is slowing down cancer by altering its environment in way that makes it difficult for bone tumors to take hold.

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