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Merck

C2014

Sigma-Aldrich

Colagenasa from Clostridium histolyticum

0.2 μm filtered, Type V-S, ≥1 FALGPA units/mg solid, ≥125 CDU/mg solid

Sinónimos:

Clostridiopeptidasa A

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About This Item

Número de CAS:
Comisión internacional de enzimas:
EC Number:
MDL number:
UNSPSC Code:
12352204
NACRES:
NA.54

Quality Level

sterility

0.2 μm filtered

form

lyophilized powder

specific activity

≥1 FALGPA units/mg solid
≥125 CDU/mg solid

mol wt

68-125 kDa

storage temp.

−20°C

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Application

Collagenase has been used in the preparation of arterial tissue for the study of Advanced Glycosylation End Products (AGE). The enzyme has also been used along with other proteases for the disaggregation of human tumor, mouse kidney, human brain, lung epithelium and many other tissues. It is also effective in liver and kidney perfusion studies, digestion of pancreas, and isolation of nonparenchymal hepatocytes.

Biochem/physiol Actions

Effective release of cells from tissue requires the action of both collagenase enzymes and the neutral protease. Collagenase is activated by four gram atom calcium (Ca2+) per mole enzyme. The culture filtrate is thought to contain at least 7 different proteases ranging in molecular weight from 68-130 kDa (pH optimum: 6.3-8.8). The enzyme recognizes the sequence -R-Pro-8-X-Gly-Pro-R-, where X is most often a neutral amino acid.
La colagenasa es activada por cuatro átomo-gramos de calcio por mol de enzima. Es inhibida por el ácido etilenglicol-bis(beta-aminoetil éter) - N, N, N′,N′-tetraacético, el beta-mercaptoetanol, el glutatión, el ácido tioglicólico y la 8-hidroxiquinolina.

Unit Definition

Una unidad de digestión de colágeno (CDU) libera péptidos del colágeno del tendón de Aquiles bovino que equivalen en la reacción de color de la ninhidrina a 1,0 μmoles de leucina en 5 horas a pH 7,4 y 37 °C en presencia de iones calcio. Una unidad de hidrólisis FALGPA hidroliza 1,0 μmoles de furilacriloil-Leu-Gly-Pro-Ala por minuto a 25°C. Una unidad de proteasa neutra hidroliza la caseína para producir color equivalente a 1,0 μmoles de tirosina por 5 horas a pH 7,5 y 37°C. Una unidad de clostripaína hidroliza 1,0 μmoles de BAEE por minuto a pH 7,6 y 25°C en presencia de DTT.

Preparation Note

Prepared from Type V (C9263)

Analysis Note

Also contains clostripain, nonspecific neutral protease, and tryptic activities.

Substrate

Referencia del producto
Descripción
Precios

pictograms

Health hazardExclamation mark

signalword

Danger

Hazard Classifications

Eye Irrit. 2 - Resp. Sens. 1 - Skin Irrit. 2 - STOT SE 3

target_organs

Respiratory system

Storage Class

11 - Combustible Solids

wgk_germany

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

dust mask type N95 (US), Eyeshields, Faceshields, Gloves


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[Dupuytren contracture].
R E Giunta et al.
MMW Fortschritte der Medizin, 153(49-50), 41-43 (2012-02-09)
Jörg Witthaut et al.
Clinical drug investigation, 31(11), 791-798 (2011-10-05)
Injectable collagenase Clostridium histolyticum is efficacious in correcting Dupuytren's contracture as assessed by changes in the angle of contracture and range of motion (ROM). However, clinically important changes in ROM have not been evaluated in depth. The objective of this
Chris Bainbridge et al.
Journal of plastic surgery and hand surgery, 46(3-4), 177-183 (2012-06-08)
Collagenase Clostridium histolyticum (CCH) is a non-surgical, efficacious therapy for Dupuytren's contracture (DC). This study evaluated the efficacy and safety of CCH in patients with previous DC surgery. Data from 12 CCH clinical trials were pooled. At screening, patients provided
Skin laceration as a serious adverse sequela of injectable collagenase for Dupuytren contracture.
Geoffrey G Hallock
Plastic and reconstructive surgery, 129(1), 205e-206e (2011-12-22)
Cynthia R Sides et al.
Journal of the American Society for Mass Spectrometry, 23(3), 505-519 (2011-12-31)
Pairing limited proteolysis and matrix-assisted laser desorption/ionization-time of flight mass spectrometry (MALDI-TOF MS) to probe clostridial collagenase collagen binding domain (CBD) reveals the solution dynamics and stability of the protein, as these factors are crucial to CBD effectiveness as a

Protocolos

To measure collagenase activity, N-(3-[2-Furyl]acryloyl)-Leu-Gly-Pro-Ala is used in a continuous spectrophotometric rate determination at 345 nm. Collagenase hydrolyzes collagen peptide bonds.

To measure collagenase activity, N-(3-[2-Furyl]acryloyl)-Leu-Gly-Pro-Ala is used in a continuous spectrophotometric rate determination at 345 nm. Collagenase hydrolyzes collagen peptide bonds.

To measure collagenase activity, N-(3-[2-Furyl]acryloyl)-Leu-Gly-Pro-Ala is used in a continuous spectrophotometric rate determination at 345 nm. Collagenase hydrolyzes collagen peptide bonds.

To measure collagenase activity, N-(3-[2-Furyl]acryloyl)-Leu-Gly-Pro-Ala is used in a continuous spectrophotometric rate determination at 345 nm. Collagenase hydrolyzes collagen peptide bonds.

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