C8374
Human Collagen Type IV
from human placenta, powder
Sinónimos:
Collagen from human placenta, Collagen Type 4
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About This Item
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Nombre del producto
Colágeno from human placenta, Bornstein and Traub Type IV, powder
origen biológico
human placenta
Nivel de calidad
Ensayo
>85% (SDS-PAGE)
Formulario
powder
técnicas
cell culture | stem cell: suitable
impurezas
HIV, hepatitis B and hepatitis C, none detected
solubilidad
0.5 M acetic acid: 1 mg/mL, clear to very slightly hazy
temp. de almacenamiento
−20°C
Información sobre el gen
human ... COL4A1(1282) , COL4A2(1284) , COL4A3(1285) , COL4A4(1286) , COL4A5(1287) , COL4A6(1288)
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Aplicación
Type IV collagen has been found to play a key role in angiogenesis, neurological diseases and metastasis. Collagen from human placenta has been used to assess the bioelectric effects of quinine on airway epithelial cells, to study the selective toxicity of engineered lentvirus lytic peptides and in a particle aggregation assay for the rapid detection of fibronectin, fibrinogen and collagen receptors on Staphylococcus aureus. It has also been used in a magnesium-dependent, collagen-binding assay during characterization of human lung tumor-associated antigens.
Acciones bioquímicas o fisiológicas
During development, collagen IV is ubiquitously distributed in BMs. During the maturation process, this network gets partially replaced in a remarkably tissue specific manner, defining BM structure and function. Collagen IV has been shown to bind to platelets, hepatocytes, keratinocytes, endothelial, mesangial, pancreatic cells and some tumor cells.
Tissue injury in the autoimmune disease Goodpasture syndrome is due to pathogenic autoantibodies targeting the Collagen IV α3 chain . Mutations in COL4A5 are associated with Alport syndrome.
Tissue injury in the autoimmune disease Goodpasture syndrome is due to pathogenic autoantibodies targeting the Collagen IV α3 chain . Mutations in COL4A5 are associated with Alport syndrome.
Componentes
All collagen molecules are composed of three polypeptide chains arranged in a triple helical conformation, with a primary structure that is mostly a repeating motif with glycine in every third position and proline or 4-hydroxyproline frequently preceding the glycine residue. Type IV collagen occurs only in the basement membranes and contains up to six genetically distinct a-chains.
Precaución
This product should be stored desiccated at -20°C, and will retain activity in these conditions for 3 years.
Nota de preparación
This powder can be reconstituted in sterile .5 M acetic acid, PBS or water at 1 mg/mL. A PBS solution will be stable for at least one year at -20°C.
Nota de análisis
An SDS polyacrylamide gel electrophoresis test run under reducing conditions consistent with basement membrane collagen yields three major bands.
Otras notas
El colágeno se clasifica en una serie de distintos tipos desde el punto de vista estructural y genético. Nosotros utilizamos la nomenclatura propuesta por Bornstein y Traub. Tenga cuidado de no confundir las designaciones de tipo Sigma con los tipos de clasificación de colágeno reconocidos
Código de clase de almacenamiento
11 - Combustible Solids
Clase de riesgo para el agua (WGK)
WGK 1
Punto de inflamabilidad (°F)
Not applicable
Punto de inflamabilidad (°C)
Not applicable
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