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A6964

Sigma-Aldrich

Accutase® solution

sterile-filtered, suitable for cell culture

Synonym(s):

Cell detachment solution

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About This Item

MDL number:
UNSPSC Code:
12352204
NACRES:
NA.75
Pricing and availability is not currently available.

sterility

sterile-filtered

Quality Level

form

liquid

concentration

400-600 units/mL

technique(s)

cell culture | mammalian: suitable
single cell analysis: suitable

impurities

≤1 EU/mL endotoxin

pH

6.8-7.8

shipped in

dry ice

storage temp.

−20°C

General description

Accutase® solution (in Dulbecco′s phosphate-buffered saline (DPBS) without Ca++ or Mg++) contains proteolytic and collagenolytic enzymes for cell detachment. It is useful for the routine detachment of cells from standard tissue culture plasticware and adhesion- coated plasticware. Accutase is preferred over trypsin for cell detachment as it helps to detach cells from culture vessels with less damage. Hence, Accutase is often used for the treatment of sensitive cells or for analyses of surface markers.

Application

Accutase® solution has been used for dissociation or digestion of nonadherent cells growing in an aggregated cluster, such as brain tumor cells,[1] induced pluripotent stem cells (IPSCs)[2] and glioblastoma cells[3] into single cells.

Suitable for use in preparation of single cell suspension for sequencing.
Proven effective in detaching primary fibroblasts, endothelial cells, neurons, tumor cell lines, and insect cells. Performs exceptionally well in detaching cells for analysis of cell surface markers, virus growth assay, and flow cytometry as well as bioreactor scale-up. Does not contain mammalian or bacterial-derived products.

Features and Benefits

Ready-to-use liquid consisting of a proprietary mixture of proteolytic and collagenolytic enzymes for use in dissociation of cells from standard and adhesion-coated plasticware.

Formula variant

Prepared in Dulbecco′s PBS (0.2 g/L KCl, 0.2 g/L KH2PO4, 8 g/L NaCl, and 1.15 g/L Na2HPO4) containing 0.5 mM EDTA•4Na and 3 mg/L Phenol Red. Refer to Product Data Sheet on the website for product usage information.

Preparation Note

This product contains phenol red. The product is shipped on dry ice and there could be significant CO2 buildup in the package. This CO2 may enter the solution and lower the pH slightly giving a yellow-orange (around pH 6.8) color. The solution should still be good to use as is, or sodium hydroxide may be added to adjust the pH. A fully frozen bottle of Accutase will be yellow in color and change to an orange color as it defrosts. Once unpacked, the product can be refrozen or placed directly into the refrigerator for later use. Do not defrost the product in a warm water bath. Accutase is sensitive to temperatures above 37 °C and will be inactivated after 45 minutes at 37 °C. Defrosting overnight in the refrigerator or in a tub of cold tap water for 1-1.5 hours is recommended. Shake up the bottle of Accutase after defrosting to enable the ingredients to go into solution evenly. These products do not need to be warmed up before being used. Use promptly once removed from the refrigerator, and return to the refrigerator after use.

Legal Information

Accutase is a registered trademark of Innovative Cell Technologies, Inc.

related product

Product No.
Description
Pricing

Storage Class Code

12 - Non Combustible Liquids

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable


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Frank-Peter Wachs et al.
Laboratory investigation; a journal of technical methods and pathology, 83(7), 949-962 (2003-07-16)
Neural stem cells (NSCs) from the adult central nervous system are currently being investigated for their potential use in autologous cell replacement strategies. High expansion rates of NSCs in culture are crucial for the generation of a sufficient amount of
Yanting Xue et al.
Stem cell research, 24, 151-154 (2017-10-17)
Human MSX1 gene is mapped to chromosome 4 and encodes a 303aa homeobox protein MSX1. MSX1 expression appears during early tooth development of vertebrate embryogenesis. Mutations in this protein are related to human tooth anomalie, cleft lip and palate and
Autophagy pathways in glioblastoma
Jiang H, et al.
Methods in Enzymology, 453, 273-286 (2009)
Ruchi Bajpai et al.
Molecular reproduction and development, 75(5), 818-827 (2007-12-25)
Human embryonic stem cells (hESCs) hold great promise for cell-based therapies and drug screening applications. However, growing and processing large quantities of undifferentiated hESCs is a challenging task. Conventionally, hESCs are passaged as clusters, which can limit their growth efficiency
Recent Zika virus isolates induce premature differentiation of neural progenitors in human brain organoids
Gabriel E, et al.
Cell Stem Cell, 20(3), 397-406 (2017)

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Questions

1–10 of 11 Questions  
  1. Is Accutase Solution A6964 animal-origin free? Is serum free?

    1 answer
    1. As per the Product Information Sheet, the Accutase solution does not contain mammalian or bacterial-derived products. This solution is supplied as a sterile, ready-to use, frozen liquid. This product is serum free.

      Helpful?

  2. Can accutase be thawed, aliquoted, and refrozen at -20 to preserve it longer?

    1 answer
    1. Yes, this product is stable after undergoing several freeze/thaw cycles. The thawed product may be aliquoted and stored at –20 °C or stored for up to 2 months at 4°C.
      The graphic below demonstrates the freeze/thaw stability of Accutase.

      Helpful?

  3. On the Innovative cell technologies website it says that accumax is the same as accutase but with 3x the amount of enzymes. Why did the technician here answer that it contains DNAse?

    1 answer
    1. Thank you for calling this to our attention. The manufacturer, Innovative Cell Technologies, has been contacted regarding this matter. The manufacturer has confirmed that both Accutase and Accumax products DO contain a small amounts of DNAse. The concentration is not measured, but it is present in the formulation. In addition, both products also contain 0.5 mM EDTA.

      Helpful?

  4. For what purposes can Product A6964, Accutase® solution, be used?

    1 answer
    1. It can be used for detaching cells, analysis of cell surface markers and virus growth assays.

      Helpful?

  5. Will Product A6964, Accutase® solution, work on tissue?

    1 answer
    1. This product is not tested for tissue, but it should work on soft tissue.

      Helpful?

  6. Does Product A6964, Accutase® solution, contain animal components?

    1 answer
    1. Accutase is purified from a marine invertebrate.  There are no other animal or bacterial derived proteins present.

      Helpful?

  7. What is the Department of Transportation shipping information for this product?

    1 answer
    1. Transportation information can be found in Section 14 of the product's (M)SDS.To access the shipping information for this material, use the link on the product detail page for the product.

      Helpful?

  8. What is the appropriate cell dissociating product to be used for ES cells that will be injected into blastocysts?

    1 answer
    1. Accutase®, product A6964, or Accumax™ (Accutase® with DNase), product A7089, will work well for dissociation of ES cells. The Accutase® product has protease and dispase activity to dissociate the cells.  The Accumax™ product also has DNase to limit the aggregation that is caused by DNA released from ruptured cells during the dissociation/scraping.Please see the reference and link below for more information on the use of Accutase® with ES cells:Mol Reprod Dev. 2008 May;75(5):818-27

      Helpful?

  9. What is the concentration of Product A6964, Accutase® solution?

    1 answer
    1. This product is typically at a concentration of 400-600 units/mL.

      Helpful?

  10. What is the difference between Accutase and Accumax?

    1 answer
    1. Accutase is a mixture of non-mammalian proteases.  Accumax is accutase that has been augmented with DNase to reduce clumping associated with DNA release from damaged cells.

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1–10 of 11 Questions  

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