Definitions
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun chemistry any of a class of
heterocyclic ketones derived from apyrrolidine ; especially 2-pyrrolidone, the simplest γ-lactam
Etymologies
Sorry, no etymologies found.
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Examples
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Several such substances, including gelatin, Dextran (a complex sugarlike compound) and PVP (polyvinyl pyrrolidone), a synthetic made from acetylene, do the job to some extent, but none is both plentiful and entirely satisfactory.
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To make the vaccine part of the needles, the researchers took poly-vinyl pyrrolidone, a polymer material they say is safe for use in the body, and mixed it will freeze-dried vaccine, then placed in microneedle molds and polymerized at room temperature with ultraviolet light.
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Freeze-dried vaccine was mixed with the vinyl-pyrrolidone monomer before being placed into microneedle molds and polymerized at room temperature using ultraviolet light.
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The microneedle arrays were made from a polymer material, poly-vinyl pyrrolidone, that has been shown to be safe for use in the body.
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The microneedle arrays were made from a polymer material, poly-vinyl pyrrolidone, that has been shown to be safe for use in the body.
PhysOrg.com - latest science and technology news stories 2010
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Freeze-dried vaccine was mixed with the vinyl-pyrrolidone monomer before being placed into microneedle molds and polymerized at room temperature using ultraviolet light.
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Made out of a polymer called polyvinyl pyrrolidone, they dissolve on contact with skin.
Home | Mail Online 2010
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The microneedle arrays were made from a polymer material, poly-vinyl pyrrolidone, that has been shown to be safe for use in the body.
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The microneedle arrays were made from a polymer material, poly-vinyl pyrrolidone, that has been shown to be safe for use in the body.
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Freeze-dried vaccine was mixed with the vinyl-pyrrolidone monomer before being placed into microneedle molds and polymerized at room temperature using ultraviolet light.
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