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Proveedor: Thermo Scientific
Descripción: β-Carotene 99%
Proveedor: TCI
Descripción: β-Carotene ≥97.0% (by UV/Vis)

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Numero del catalogo: (PHR1239-1G)
Proveedor: Merck
Descripción: The most important of the provitamins A, β-carotene can be classified as an antioxidant due to its inhibition of radical initiated peroxidation <i>in vitro</i>. However, <i>in vivo</i> it appears to act either as an antioxidant or a prooxidant depending on cellular environment.
UOM: 1 * 1 g


Numero del catalogo: (USBI032450-BIOTIN)
Proveedor: US Biological
Descripción: Anti-BCO2 Rabbit Polyclonal Antibody (Biotin)
UOM: 1 * 200 µl


Proveedor: USP
Descripción: USP Reference Standards are specified for use in conducting official USP–NF tests and assays. USP also provides Reference Standards specified in the Food Chemicals Codex as well as authentic substances—high-quality chemical samples—as a service to analytical, clinical, pharmaceutical and research laboratories. To confirm accuracy and reproducibility, USP Reference Standards are rigorously tested and evaluated by multiple independent laboratories including USP, commercial, regulatory, and academic labs. USP also provide publicly available, official documentary standards for pharmaceutical ingredients in the USP–NF that link directly with our primary reference standards.

Numero del catalogo: (USBI032450)
Proveedor: US Biological
Descripción: Anti-BCO2 Rabbit Polyclonal Antibody
UOM: 1 * 200 µl


Numero del catalogo: (PRSI55-200)
Proveedor: ProSci Inc.
Descripción: Vitamin A metabolism is important for vital processes such as vision, embryonic development, cell differentiation, and membrane and skin protection. The protein encoded by this gene is a key enzyme in beta-carotene metabolism to vitamin A. It catalyzes the oxidative cleavage of beta,beta-carotene into two retinal molecules.
UOM: 1 * 400 µl

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Proveedor: MP Biomedicals
Descripción: Squalene, an isoprenoid compound structurally similar to beta-carotene, is an intermediate metabolite in the synthesis of cholesterol.

Numero del catalogo: (PRSI55-590)
Proveedor: ProSci Inc.
Descripción: BCDO2 catalyzes the asymmetric oxidative cleavage of beta-carotene in carotene metabolism (Kiefer et al., 2001 [PubMed 11278918]).
UOM: 1 * 400 µl

New Product


Numero del catalogo: (50887-1MG)
Proveedor: Merck
Descripción: Organic Standard, alpha-Carotene, ≥98,0% (HPLC)
UOM: 1 * 1 mg


Numero del catalogo: (05387-1MG)
Proveedor: Merck
Descripción: Organic Standard, γ-Carotene
UOM: 1 * 1 mg


Numero del catalogo: (1012288.)
Proveedor: USP
Descripción: USP Reference Standards are specified for use in conducting official USP–NF tests and assays. USP also provides Reference Standards specified in the Food Chemicals Codex as well as authentic substances—high-quality chemical samples—as a service to analytical, clinical, pharmaceutical and research laboratories. To confirm accuracy and reproducibility, USP Reference Standards are rigorously tested and evaluated by multiple independent laboratories including USP, commercial, regulatory, and academic labs. USP also provide publicly available, official documentary standards for pharmaceutical ingredients in the USP–NF that link directly with our primary reference standards.
UOM: 1 * 3 UN


Proveedor: Apollo Scientific
Descripción: Lutein

Numero del catalogo: (BOSSBS-9575R-A350)
Proveedor: Bioss
Descripción: The retinal pigment epithelium (RPE) is a monolayer simple epithelium in proximity to the outer surface of the retinal photoreceptor cells. Retinal pigment epithelium-specific protein (RPE65) is a 65 kDa protein belonging to the β-carotene dioxygenase family. This protein is important in 11-cis retinal production as well as in visual pigment regeneration. RPE65 is attached to the membrane by a lipid anchor when palmitoylated (membrane form) and soluble when unpalmitoylated. The soluble form of the protein binds vitamin A. Defects in RPE65 causes autosomal dominant retinitis pigmentosa and/or Leber congenital amaurosis type 2.
UOM: 1 * 100 µl


Numero del catalogo: (BOSSBS-9575R-FITC)
Proveedor: Bioss
Descripción: The retinal pigment epithelium (RPE) is a monolayer simple epithelium in proximity to the outer surface of the retinal photoreceptor cells. Retinal pigment epithelium-specific protein (RPE65) is a 65 kDa protein belonging to the β-carotene dioxygenase family. This protein is important in 11-cis retinal production as well as in visual pigment regeneration. RPE65 is attached to the membrane by a lipid anchor when palmitoylated (membrane form) and soluble when unpalmitoylated. The soluble form of the protein binds vitamin A. Defects in RPE65 causes autosomal dominant retinitis pigmentosa and/or Leber congenital amaurosis type 2.
UOM: 1 * 100 µl


Proveedor: Cayman Chemical
Descripción: Lutein (Xanthophyll) is a natural yellow carotenoid, which can be found in plants, egg yolks, and in the human retina. It is a lipid-soluble antioxidant that can circulate in the plasma and confer cardioprotective, anti-inflammatory, and anti-angiogenic effects. Dietary lutein, in combination with zeaxanthin, vitamins and ω-3 fatty acids, may be beneficial against age-related macular degeneration and cataract development.
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El stock para este material es limitada pero puede estar disponible en un almacén cerca de usted. Por favor, asegúrese de que ha iniciado sesión en la web para que el stock disponible se puede mostrar. Si el call sigue apareciendo y usted necesita ayuda, por favor llámenos al 902 222 897 o por email en webshop.es@avantorsciences.com.
El stock para este material es limitada pero puede estar disponible en un almacén cerca de usted. Por favor, asegúrese de que ha iniciado sesión en la web para que el stock disponible se puede mostrar. Si el call sigue apareciendo y usted necesita ayuda, por favor llámenos al 902 222 897 o por email en webshop.es@avantorsciences.com.
Este producto se trata de un artículo regulado sometido a normativa que restringe su venta. Si procede, nos pondremos en contacto con usted para solicitarle la licencia o declaración de uso necesaria para poder proceder al suministro del producto.
Este producto se trata de un artículo regulado sometido a normativa que restringe su venta.
Si procede, nos pondremos en contacto con usted para solicitarle la licencia o declaración de uso necesaria para poder proceder al suministro del producto.
Este producto ha sido bloqueado por su organización. Por favor, pónganse en contacto con su departamento de compras para obtener más información.
El producto original ya no está disponible. Su sustituto se muestra a continuación.
El producto(s) marcados con este símbolo están descatalogados - se venden hasta acabar stock. Pueden encontrar alternativas buscando con el número de catálogo VWR listado arriba. Si necesita más ayuda, por favor llame al Servicio de atención al cliente de VWR al 902.222.897.
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