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Merck
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Fontos dokumentumok

C-12005

Sigma-Aldrich

Normal Human Epidermal Keratinocytes (NHEK)

Juvenile foreskin, pooled, 500,000 cryopreserved cells

Szinonimák:

Human Keratinocyte Culture, NHEK Cell Line

Bejelentkezésa Szervezeti és Szerződéses árazás megtekintéséhez


About This Item

UNSPSC kód:
41106514
NACRES:
NA.81

biológiai forrás

human foreskin (juvenile epidermis)

kiszerelés

pkg of 500,000 cells

morfológia

( epidermal)

technika/technikák

cell culture | mammalian: suitable

kiszállítva

dry ice

tárolási hőmérséklet

−196°C

Általános leírás

Lot specific orders are not able to be placed through the web. Contact your local sales rep for more details.

Sejtvonal eredete

Skin

Alkalmazás

Primary Normal Human Epidermal Keratinocytes (NHEK) are isolated from the epidermis of juvenile foreskin from pooled donors and are provided in a cryopreserved format. They are the major cell type in the epidermis, making up about 90% of the cells.Epidermal keratinocytes originate in the stratum basale and move up through the layers of the epidermis. During this movement, they undergo gradual differentiation and morphology changes until they reach the stratum corneum, where they form a layer of nucleus-free, flat, and highly keratinized squamous cells. This layer forms an effective barrier to the entry of infectious agents into the body and minimizes moisture loss.Keratinocytes are also able to produce a variety of cytokines, growth factors, interleukins and complement factors. Therefore keratinocytes are important for wound healing, inflammation, and immune response.Normal Human Dermal Fibroblasts (NHDF) and Normal Human Epidermal Melanocytes (NHEM) cultured in M2 medium from the same donor are available on request.

Minőség

Rigid quality control tests are performed for each lot of Normal Human Epidermal Keratinocytes. They are tested for cell morphology, adherence rate, and cell viability. Furthermore, immunohistochemical tests for the cell-type specific marker cytokeratin are carried out for each lot. Growth performance is tested through multiple passages up to 15 population doublings (PD) under culture conditions without antibiotics and antimycotics. In addition, all cells have been tested for the absence of HIV-1, HIV-2, HBV, HCV, HTLV-1, HTLV-2 and microbial contaminants (fungi, bacteria, and mycoplasma).

Figyelmeztetés

Although tested negative for HIV-1, HIV-2, HBV, HCV, HTLV-1 and HTLV-2, the cells – like all products of human origin – should be handled as potentially infectious. No test procedure can completely guarantee the absence of infectious agents.

Szubkultúra rutin

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Egyéb megjegyzések

Recommended Plating Density: 5000 cells per cm2Passage After Thawing: P2Tested Markers: Cytokeratin positiveGuaranteed population doublings: >15

Javasolt termékek

Recommended Primary Cell Culture Media:Link

Jogi nyilatkozat

RESEARCH USE ONLY. This product is regulated in France when intended to be used for scientific purposes, including for import and export activities (Article L 1211-1 paragraph 2 of the Public Health Code). The purchaser (i.e. enduser) is required to obtain an import authorization from the France Ministry of Research referred in the Article L1245-5-1 II. of Public Health Code. By ordering this product, you are confirming that you have obtained the proper import authorization.

Tárolási osztály kódja

12 - Non Combustible Liquids

WGK

WGK 1

Lobbanási pont (F)

Not applicable

Lobbanási pont (C)

Not applicable


Analitikai tanúsítványok (COA)

Analitikai tanúsítványok (COA) keresése a termék sarzs-/tételszámának megadásával. A sarzs- és tételszámok a termék címkéjén találhatók, a „Lot” vagy „Batch” szavak után.

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Cikkek

Primary human keratinocytes and serum-free keratinocyte growth media for the feeder cell-free in vitro cultivation of epidermal keratinocytes. Protocols for handling, cell passaging, media, and product use.

Protocols

3D cell culture protocol for generating epidermal human skin tissue using primary human keratinocytes, dermal fibroblasts, and collagen-coated transwell inserts.

Tudóscsoportunk valamennyi kutatási területen rendelkezik tapasztalattal, beleértve az élettudományt, az anyagtudományt, a kémiai szintézist, a kromatográfiát, az analitikát és még sok más területet.

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