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Tag: "wounds" at biology news

Redesigned protein accelerates blood clotting

...ns that enable blood to solidify, or clot, to plug wounds after injury. Current preventive treatment consists of genetically engineered factor VIII administered by injection, but one quarter of those born with no factor VIII suffer severe immune reactions that render the treatment inactive. In addition, cur...

Scientists use manufacturing methods to reconstruct mastodon

... by 3-D computer graphics—showed that some died of wounds inflicted by the tusks of other males during combat. The Buesching mastodon, in fact, appears to have been killed in a fight with another male mastodon and then butchered by humans. Fisher and a team of assistants also discovered a set of 30 mastodo...

Master gene controls healing of skin in fruit flies and mammals

...hat could lead to new insights into the healing of wounds and treatment of cancer. The UCSD biologists' study, published April 15 in the journal Science identifies a master gene called grainyhead that activates wound repair genes in the cells surrounding an injury in the cuticle of a fly embryo. These woun...

A little stress gives beneficial oomph! to immune system

...s that drain the skin. "Most immune challenges or wounds involve on the skin or other epithelial linings of the body," Dhabhar said. "If nothing happens immunologically following stress ?the skin isn't cut or wounded in some other way ?activated leukocytes usually return to their resting position in a few ...

U-M team recovers ancient whale in Egyptian desert

...putations caused by irreparable tissue damage from wounds that won't heal. A wound to the skin allows the entry of oxygen, which initiates cell death. In healthy people, cell death subsides when a clot forms, which allows the healing process to begin. Exposing a diabetic's clot-resistant wound to an oxygen-...

Buying Time Through Hibernation on Demand

...putations caused by irreparable tissue damage from wounds that won't heal. A wound to the skin allows the entry of oxygen, which initiates cell death. In healthy people, cell death subsides when a clot forms, which allows the healing process to begin. Exposing a diabetic's clot-resistant wound to an oxygen-...

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