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204873 Complement C1, Human

204873
Purchase on Sigma-Aldrich

Descripción

Replacement Information

Products

Número de referenciaEmbalaje Cant./Env.
204873-200UG Ampolla de plást. 200 μg
Description
OverviewNative, human C1 complement component. C1 is the first component of the classical complement pathway. It is a calcium-dependent complex of C1q, C1r, and C1s subcomponents which are present in the C1 complex at molar ratios of 1:2:2, respectively. Binding of C1 to classical pathway activators results in the conversion of the proenzyme C1s subcomponent to an active C1s enzyme. C1s enzyme cleaves both C4 and C2 resulting in formation of the C3 cleaving enzyme, C4b, C2a, of the classical complement pathway. C1 concentration is based on functional activity measurements relative to a normal serum standard pool.
Catalogue Number204873
Brand Family Calbiochem®
References
ReferencesCooper, N.R. 1985. Adv. Immunol. 37, 151.
Ziccardi, R.J. and Cooper, N.R. 1977. J. Immunol. 118, 2047.
Product Information
FormLiquid
FormulationIn 300 mM NaCl, 50 mM sodium acetate, 50 mM EACA, 25 µM NPGB, 10 mM benzamidine, 10 mM EDTA, 40% glycerol, pH 5.5.
Quality LevelMQ100
Applications
Biological Information
SourcePrepared from plasma of individuals that have been shown by certified tests to be negative for HBsAg and for antibodies to HIV and HCV.
Concentration Label Please refer to vial label for lot-specific concentration
Physicochemical Information
Dimensions
Materials Information
Toxicological Information
Safety Information according to GHS
Safety Information
Product Usage Statements
Storage and Shipping Information
Ship Code Dry Ice Only
Toxicity Standard Handling
Storage ≤ -70°C
Avoid freeze/thaw Avoid freeze/thaw
Do not freeze Ok to freeze
Special InstructionsFollowing initial thaw, aliquot and freeze (-70°C).
Packaging Information
Transport Information
Supplemental Information
Specifications
Global Trade Item Number
Número de referencia GTIN
204873-200UG 04055977219678

Documentation

Complement C1, Human Ficha datos de seguridad (MSDS)

Título

Ficha técnica de seguridad del material (MSDS) 

Complement C1, Human Certificados de análisis

CargoNúmero de lote
204873

Referencias bibliográficas

Visión general referencias
Cooper, N.R. 1985. Adv. Immunol. 37, 151.
Ziccardi, R.J. and Cooper, N.R. 1977. J. Immunol. 118, 2047.
Ficha técnica

Note that this data sheet is not lot-specific and is representative of the current specifications for this product. Please consult the vial label and the certificate of analysis for information on specific lots. Also note that shipping conditions may differ from storage conditions.

Revision27-May-2008 RFH
DescriptionNative, human C1 complement component. C1 is the first component of the classical complement pathway. It is a calcium dependent complex of C1q, C1r, and C1s subcomponents which are present in the C1 complex at molar ratios of 1:2:2 respectively. Binding of C1 to classical pathway activators results in the conversion of the proenzyme C1s subcomponent to an active C1s enzyme. C1s enzyme cleaves both C4 and C2, resulting in formation of the C3 cleaving enzyme, C4b, C2a, of the classical complement pathway. C1 concentration is based on functional activity measurements relative to a normal serum standard pool.
FormLiquid
FormulationIn 300 mM NaCl, 50 mM sodium acetate, 50 mM EACA, 25 µM NPGB, 10 mM benzamidine, 10 mM EDTA, 40% glycerol, pH 5.5.
Concentration Label Please refer to vial label for lot-specific concentration
SourcePrepared from plasma of individuals that have been shown by certified tests to be negative for HBsAg and for antibodies to HIV and HCV.
Storage Avoid freeze/thaw
≤ -70°C
Do Not Freeze Ok to freeze
Special InstructionsFollowing initial thaw, aliquot and freeze (-70°C).
Toxicity Standard Handling
ReferencesCooper, N.R. 1985. Adv. Immunol. 37, 151.
Ziccardi, R.J. and Cooper, N.R. 1977. J. Immunol. 118, 2047.