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I3911

Sigma-Aldrich

Protease Inhibitor Cocktail, Animal Component Free

for general use, lyophilized powder

Synonym(s):

protease inhibitor

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About This Item

UNSPSC Code:
12352200
NACRES:
NA.77

Quality Level

form

lyophilized powder

solubility

water: soluble

storage temp.

−20°C

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General description

Components of this cocktail are of non-animal origin and no animal products were used in the component production process. All vessels and instruments used for the cocktail production are dedicated for animal component free production and have never encountered an animal product. Aprotinin used in this cocktail is a recombinant bovine protein expressed in plants (Nicotiana).
This protease inhibitor cocktail has been optimized and tested for mammalian cell and tissue extracts. It contains inhibitors with a broad specificity for serine, cysteine, and acid-proteases, and aminopeptidases.

Specificity

Inhibits serine, cysteine, aspartic, and metalloproteases.

Application

Animal component free (ACF). Optimized and tested for general use. Protease Inhibitor Cocktail, Animal Component Free has been used to prevent protein lysis in saliva samples, peritoneal residential macrophage cells and in embryo culture medium.

Components

AEBSF
Aprotinin
Bestatin
E-64
EDTA
Leupeptin

Quantity

One bottle makes 100 mL of cocktail, which are sufficient to the inhibition of proteases present in approximately 20 gram of cell extract.

Not all extracts contain the same levels of endogenous enzymes, and it may be necessary to adjust the volume of cocktail required.

Physical form

Lyophilized powder that is water soluble.
The components of this ACF cocktail do not originate from animal sources and can thus be used in the production of animal free proteins.

Pictograms

Corrosion

Signal Word

Danger

Hazard Statements

Hazard Classifications

Eye Dam. 1 - Skin Corr. 1A

Storage Class Code

8A - Combustible, corrosive hazardous materials

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable


Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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Preliminary analysis of the protein profile in saliva during physiological term and preterm delivery
Lopucki M, et al.
Molecular Medicine Reports, 17(6), 8253-8259 (2018)
Functional evaluation of multiple human transgenes to overcome immunological and coagulation barriers associated with pig-to-human xenotransplantation.
Bongoni, A.K. et al.
Thesis, 108-108 (2013)
Marija Holcar et al.
Scientific reports, 10(1), 21346-21346 (2020-12-09)
Human plasma is a complex fluid, increasingly used for extracellular vesicle (EV) biomarker studies. Our aim was to find a simple EV-enrichment method for reliable quantification of EVs in plasma to be used as biomarker of disease. Plasma of ten
Early protein profile of human embryonic secretome.
Foresta C, et al.
Frontiers in Bioscience, 21, 620-634 (2016)
Carlo Foresta et al.
Frontiers in bioscience (Landmark edition), 21, 620-634 (2015-12-29)
Embryos obtained by in vitro fertilization are currently assessed by morphology, but displays limitations with over 70% of embryos failing to implant. In this study, we performed HPLC-MS/MS analysis on the conditioned medium obtained from 50 human embryos at the

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