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P0056

Sigma-Aldrich

Anti-POU5F1 (Oct4) antibody produced in rabbit

~1.0 mg/mL, affinity isolated antibody, buffered aqueous solution

Sinonimo/i:

Anti-OCT3, Anti-OCT4, Anti-OTF3, Anti-OTF4, Anti-Octamer-binding transcription factor 3, Anti-Pou domain, Class 5, Transcription factor 1

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About This Item

Codice UNSPSC:
12352203
NACRES:
NA.41

Origine biologica

rabbit

Coniugato

unconjugated

Forma dell’anticorpo

affinity isolated antibody

Tipo di anticorpo

primary antibodies

Clone

polyclonal

Forma fisica

buffered aqueous solution

PM

antigen ~43 kDa

Reattività contro le specie

human

Concentrazione

~1.0 mg/mL

tecniche

immunoprecipitation (IP): 5-10 μg using NT2 cell lysate
indirect immunofluorescence: 2-5 μg/mL using paraformaldhyde-fixed F9 cells
western blot: 1-2 μg/mL using NT2 cell lysate

N° accesso UniProt

Condizioni di spedizione

dry ice

Temperatura di conservazione

−20°C

modifica post-traduzionali bersaglio

unmodified

Informazioni sul gene

human ... POU5F1(5460)
mouse ... Pou5f1(18999)
rat ... Pou5f1(294562)

Descrizione generale

POU class 5 homeobox 1 (POU5F1) recognizes defined octamer DNA element by a shared, conserved DNA-binding domain, namely the POU domain.
POU class 5 homeobox 1 (POU5F1), also known as octamer-binding transcription factor-4 (OCT-4), is expressed in embryonic stem cells and germ cells. It belongs to the POU family of transcription factors. Three splice variants of the protein (OCT4A, OCT4B and OCT4B1) have been identified. The gene encoding this transcription factor is localized on human chromosome 6p21.33.

Immunogeno

synthetic peptide corresponding to amino acids 19-34 of human POU5F1, conjugated to KLH. The corresponding sequence in rat is 81% homologous.

Applicazioni

Anti-POU5F1 (Oct4) antibody produced in rabbit has been used in Western Blotting.

Azioni biochim/fisiol

POU class 5 homeobox 1 (POU5F1) may be a tumor initiating stem-like cell (TSC)-related marker. It has a role in stem cell pluripotency and self-renewal, and also modulates differentiation. The protein has been shown to be expressed in several cancers. POU5F1 is also vital for the induced pluripotent stem cell (iPSC) process.
POU5F1 or Oct4/Oct3 (Octamer-binding transcription factor), functions as an early developmental control gene. It has been recognized as fundamental in the maintenance of pluripotency in embryonic stem cells and in primordial germ cells. It is down regulated in all differentiated somatic cell types both in vivo and in vitro. This is being accomplished through increased DNA methylation and structural changes involving the immediate upstream regulatory region. POU5F1 serves as a marker for germ cell tumors (GCTs) eliciting pluripotentiality, especially including embryonal, seminoma/ dysgerminoma/ germinoma.

Stato fisico

Solution in 0.01 M phos­phate buffered saline, pH 7.4, containing 15 mM sodium azide.

Esclusione di responsabilità

Unless otherwise stated in our catalog or other company documentation accompanying the product(s), our products are intended for research use only and are not to be used for any other purpose, which includes but is not limited to, unauthorized commercial uses, in vitro diagnostic uses, ex vivo or in vivo therapeutic uses or any type of consumption or application to humans or animals.

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Codice della classe di stoccaggio

10 - Combustible liquids

Punto d’infiammabilità (°F)

Not applicable

Punto d’infiammabilità (°C)

Not applicable

Dispositivi di protezione individuale

Eyeshields, Gloves, multi-purpose combination respirator cartridge (US)


Certificati d'analisi (COA)

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Expression and Prognostic Value of Oct-4 in Astrocytic Brain Tumors
Jeanette K
PLoS ONE (2016)
Distinctive expression pattern of OCT4 variants in different types of breast cancer.
Soheili S
Cancer Biomarkers : Section A of Disease Markers (2017)
Characterization of POU5F1 (OCT4) gene and its promoter in buffalo ESC-like cells identifies multiple transcription start sites and expression of four pseudogenes
Natwar Singh
A Comprehensive Guide to the Hazardous Properties of Chemical Substances (2012)
OCT4: biological functions and clinical applications as a marker of germ cell neoplasia
Cheng L, et al.
The Journal of Pathology, 211(1), 1-9 (2007)
The evolution of class V POU domain transcription factors in vertebrates and their characterisation in a marsupial
Frankenberg S, et al.
Developmental Biology, 337, 162-170 (2010)

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