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Merck
모든 사진(1)

주요 문서

C2249

Sigma-Aldrich

Human Collagen Type I

Collagen Solution from human fibroblasts

from human fibroblasts, liquid, 3 mg/mL, suitable for cell culture

동의어(들):

Collagen Solution, Fibroblast Collagen

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About This Item

UNSPSC 코드:
12352202
NACRES:
NA.75
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제품명

Collagen Solution from human fibroblasts, 3 mg/mL, sterile-filtered, BioReagent, suitable for cell culture

생물학적 소스

human fibroblasts

Quality Level

무균

sterile-filtered

제품 라인

BioReagent

양식

solution

포장

pkg of 20 mL

농도

3 mg/mL

기술

cell culture | mammalian: suitable

표면 범위

6‑10 μg/cm2

결합 특이성

Peptide Source: Collagen

Peptide Source: Elastin

외래 활성

endotoxin ≤5.0 μmole/min-mg protein

배송 상태

wet ice

저장 온도

2-8°C

일반 설명

Collagen constitutes to one-third of the total protein in humans.[1] Collagen fibril is the basic component of the tissues containing collagen. It is predominantly expressed in the extracellular matrix.[1]Type I collagen is a major structural component of skin, bone, tendon, and other fibrous connective tissues. It differs from other collagens by its low lysine hydroxylation and low carbohydrate composition. Type I collagen is a heterotrimer composed of two α1(I) chains and one alpha2(I) chain, which spontaneously form a triple helix scaffold at neutral pH and 37 °C. Purified human collagen solution is produced from neo-natal human fibroblasts that have secreted human extracellular matrix (hECM) using a propriety cell culture production system. This product contains a high monomer content. In vitro cultures were prepared using intensively tested human fibroblast cells and purified using a manufacturing process following applicable aspects of cGMP. The human fibroblast cells have undergone significant testing demonstrating safety from viruses and other adventitious agents. This process contains built-in, validated steps to ensure the inactivation of possible prion and/or viral contaminants.

애플리케이션

Collagen Solution from human fibroblasts has been used

  • as a component of coating solution for human bone marrow chip fabrication.[2]
  • in fibroblast-like synoviocytes culturing.[3]
  • as a coating solution for microchannels for organ chip culture[4]

생화학적/생리학적 작용

Collagen is an essential ingredient of connective tissue. Studies in a Chinese family show that mutation in COL1A1 (collagenase type I) is linked with type I osteogenesis imperfecta.[5][6] Collagen is linked with subchondral turnover of bone, and might have potential as marker to determine the state of joint space narrowing and osteophytes in osteoarthritis.[7]
Proteins belonging to the collagen family supports and nourishes body tissues such as tendons, cartilage, skin and sclera of the eye.[8] Collagen type 1 is a versatile building material required for tissue elasticity and maintains its stability and strength.[9] Collagen is also present in byssus thread of invertebrates, which helps in surface attachment.[9] Defective collagen affects the biomechanical property of arterial tissues.[10]

Storage Class Code

10 - Combustible liquids

WGK

nwg

Flash Point (°F)

Not applicable

Flash Point (°C)

Not applicable


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문서 라이브러리에서 최근에 구매한 제품에 대한 문서를 찾아보세요.

문서 라이브러리 방문

이미 열람한 고객

Synovitis biomarkers: ex vivo characterization of three biomarkers for identification of inflammatory osteoarthritis
Kjelgaard PC, et al.
Biomarkers, 20(8), 547-556 (2015)
Collagen in arterial walls: biomechanical aspects
Collagen, 285-324 (2008)
On-chip recapitulation of clinical bone-marrow toxicities and patient-specific pathophysiology
Chou DB, et al.
Nature Biomedical Engineering, 4(4), 394?406-394?406 (2020)
Cecilie Kjelgaard-Petersen et al.
Biomarkers : biochemical indicators of exposure, response, and susceptibility to chemicals, 20(8), 547-556 (2016-02-11)
Characterize biomarkers measuring extracellular matrix turnover of inflamed osteoarthritis synovium. Human primary fibroblast-like synoviocytes and synovial membrane explants (SMEs) treated with various cytokines and growth factors were assessed by C1M, C3M, and acMMP3 in the conditioned medium. TNFα significantly increased
Collagen: structure and mechanics, an introduction
Collagen, 1-13 (2008)

문서

Extracellular matrix proteins such as laminin, collagen, and fibronectin can be used as cell attachment substrates in cell culture.

질문

1–7 / 7 질문  
  1. How did you steralize this collagen?

    1 답변
    1. As indicated above under 'PROPERTIES', this collagen solution is sterile-filtered.

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  2. Is this product suitable for 3D gel formation? How should it be neutralized? How quickly does it polymerize once neutralized? Is there a protocol available for 3D gel formation?

    1 답변
    1. Procedure for 3-D Gel Preparation:

      1. Mix 8 parts of chilled collagen solution with 1 part of
      10 X PBS (Catalog Number P5493 or P5368) or
      10 X culture medium. Cells may be added following
      this step.

      2. Adjust pH of mixture prepared in step 1 to 7.2–7.6.
      Use of 0.1 M NaOH (10-fold dilution of Catalog
      Number S2770) or 0.01 M HCl (100-fold dilution of
      Catalog Number H9892) is recommended. Monitor
      pH adjustment carefully with pH meter, phenol red,
      or pH paper.

      3. To prevent gelation, maintain temperature of the
      mixture at 2–8C. To form gel, warm to 37C. For
      best results allow 45 minutes to 1 hour for gel
      formation.

      4. The gels can be dried under a laminar flow hood.

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  3. Is the monomer a tropocollagen?

    1 답변
    1. The human collagen is secreted from fibroblast cells, which cleave the loose ends of the procollagen molecule, leaving what is considered tropocollagen with the telopeptide region intact. An enzyme step is utilized to cleave the telopeptide, resulting in Atelocollagen, which maintains its triple helical formation but without the telopeptide region.

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  4. What is the 2D Hydrogel protocol for Product No. C2249?

    1 답변
    1. There has been no internal protocol for C2249 however this paper describes protocol for 2D Collagen Gel. Hong H, Stegemann JP. 2D and 3D collagen and fibrin biopolymers promote specific ECM and integrin gene expression by vascular smooth muscle cells. J Biomater Sci Polym Ed. 2008;19(10):1279-93. doi: 10.1163/156856208786052380. PMID: 18854122; PMCID: PMC2731795.

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  5. Is this a monomer?

    1 답변
    1. This product is a mix of monomers, dimers, trimers, and oligomers, with some remaining collagen fragments.

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  6. What solvent is used for product C2249?

    1 답변
    1. The solvent for product C2249 is 13 mM HCl.

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  7. What is the acid, and concentration of acid, that the collagen is solubilized within?

    1 답변
    1. The acid used to prepare this product is HCl. The final concentration of the solvent is 13 mM.

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