| BIU | barrier isolation unit |
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| biundulant meningoencephalitis | tick-borne encephalitis (Central European subtype) |
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| biuret | <chemistry> A white, crystalline, nitrogenous substance, C2O2N3H5, formed by heating urea. It is intermediate between urea and cyanuric acid. Origin: Pref. Bi- + urea. Source: Websters Dictionary (01 Mar 1998) |
| biuret reaction | A reaction characterised by a violet colour upon the addition of copper sulfate to all compounds with two amide or peptide bonds linked directly or through an intermediate carbon atom. Used in the detection and estimation of proteins and peptides having more than two amino acids. (12 Dec 1998) |
| biuret reagent | An alkaline solution of copper sulfate. (05 Mar 2000) |
| biuret test | A test for the determination of serum proteins, based on the reaction of an alkaline copper reagent with substances containing two or more peptide bonds to produce a violet-blue colour. (05 Mar 2000) |
Synonyms :
Synonyms :
Synonyms : Biuret Reactions, Reaction, Biuret, Reactions, Biuret
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| biuret paper |
filter paper previously dipped in Gies' biuret reagent, dried, and cut into strips.
Ãâó: www.mercksource.com/pp/us/cns/cns_hl_dorlands.jspz...
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| biurate |
an acid urate; a monobasic salt of uric acid.
Ãâó: www.mercksource.com/pp/us/cns/cns_health_library.j...
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| biuret |
a derivative of urea, equivalent to two molecules of urea less one of ammonia; see also under reaction. Called also allophanamide.
Ãâó: www.mercksource.com/pp/us/cns/cns_health_library.j...
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| biuret p. |
filter paper previously dipped in Gies' biuret reagent, dried, and cut into strips.
Ãâó: www.mercksource.com/pp/us/cns/cns_health_library.j...
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| biuret r. |
biuret (H2N–CO–NH–CO–NH2) forms a chelate having an intense violet-red color with the Cu2+ ion in alkaline solution; the same reaction also occurs with tripeptides and polypeptides, but not with dipeptides or amino acids and is used in colorimetric methods for total protein.
Ãâó: www.mercksource.com/pp/us/cns/cns_health_library.j...
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| BIU | a group of Chadic languages spoken in the border area between Cameroon and Nigeria south of Lake Chad |
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