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MAB16200

Sigma-Aldrich

Anti-MGMT Antibody, clone MT3.1

clone MT3.1, Chemicon®, from mouse

Synonim(y):

O-6-methylguanine-DNA Methyltransferase, Methylated-DNA--Protein-cysteine Methyltransferase

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About This Item

Kod UNSPSC:
12352203
eCl@ss:
32160702
NACRES:
NA.41

pochodzenie biologiczne

mouse

Poziom jakości

forma przeciwciała

purified immunoglobulin

rodzaj przeciwciała

primary antibodies

klon

MT3.1, monoclonal

reaktywność gatunkowa

human

producent / nazwa handlowa

Chemicon®

metody

flow cytometry: suitable
immunocytochemistry: suitable
immunohistochemistry: suitable (paraffin)
immunoprecipitation (IP): suitable
western blot: suitable

izotyp

IgG1

numer dostępu NCBI

numer dostępu UniProt

Warunki transportu

wet ice

docelowa modyfikacja potranslacyjna

unmodified

informacje o genach

human ... MGMT(4255)

Opis ogólny

O6-Methylguanine-DNA Methyltransferase (MGMT) is a ubiquitous DNA repair protein that removes O6-alkyl-guanine, primarily O6 methylguanine lesions from damaged DNA. It is a major contributor to cellular protection from the mutagenic, carcinogenic, and cytotoxic effects of DNA alkylation. The mechanism of MGMT action is based on the transfer of the alkyl group from the DNA to a unique acceptor cysteine residue in the protein, forming a stable thioether linkage. MGMT is frequently classified as a suicide protein. The repair capacity for O6- methylguanine is dependent on the number of MGMT molecules in the cell. There is a correlation between the occurrence of cancer in various tissues and the lack of the MGMT enzyme. High levels of MGMT result in reduced tumor events and resistance of tumors to alkylating agents.

Specyficzność

MGMT is a 22 kDa DNA repair protein that is present in all normal tissues; however, in a subset of human tumours MGMT is completely absent. Thus, antibody MAB16200 may be helpful in utilizing MGMT as a marker of malignant or pre-malignant cells. Because MGMT repairs the potentially cytotoxic antitumour lesions induced in DNA by certain cancer chemotherapeutic alkylating agents (e.g. BCNU, CCNU, DTIC, procarbazinc, temozolomide), tumours lacking or having low levels of MGMT will predictably be responsive to drug therapy. Conversely, tumours with high MGMT levels will likely be drug resistant. The MGMT antibody may also be used to gauge the effectiveness of MGMT modulators, such as O-6-benzylguanine, which lead to rapid degradation of the inactivated protein.

Immunogen

Made against recombinant human MGMT (O-6-methylguanine-DNA methyltransferase) expressed in E. coli.

Zastosowanie

Flow Cytometry:
An independent laboratory used a previous lot on flow cytometry (Gerson, 1996).

Immunoprecipitation:
A previous lot of this antibody was used on Immunoprecipitation.

Immunohistochemistry:
A previous lot of this antibody was used on paraffin embedded sections.

Optimal working dilutions must be determined by end user.
Research Category
Epigenetics & Nuclear Function
Research Sub Category
Cell Cycle, DNA Replication & Repair
Use Anti-MGMT Antibody, clone MT3.1 (mouse monoclonal antibody) validated in FC, ICC,IHC(P), IP, WB to detect MGMT also known as O-6-methylguanine-DNA Methyltransferase, Methylated-DNA--Protein-cysteine Methyltransferase.
Useful for detection of MGMT in human tissues, tumours, cells, or xenograft lines. Gives weak cross-reactivity with MGMT from mouse, hamster and rat cells.

Jakość

Evaluated by Western Blot on Jurkat lysates.

Western Blot Analysis:
1:500 dilution of this antibody detected MGMT on 10 µg of Jurkat lysates.

Opis wartości docelowych

22-25 kDa

Postać fizyczna

Format: Purified
Protein A purified
Purified mouse monoclonal IgG1 in buffer containing 0.02 M PB, pH 7.6, 0.25 M NaCl containing 0.1% sodium azide.

Przechowywanie i stabilność

Stable for 1 year at 2-8ºC from date of receipt.

Komentarz do analizy

Control
Positive Control: Tonsil tissue, HeLa cells, CEM-CCRF cells.
Negative Control: TK6 cells.

Inne uwagi

Concentration: Please refer to the Certificate of Analysis for the lot-specific concentration.

Informacje prawne

CHEMICON is a registered trademark of Merck KGaA, Darmstadt, Germany

Oświadczenie o zrzeczeniu się odpowiedzialności

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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Kod klasy składowania

12 - Non Combustible Liquids

Klasa zagrożenia wodnego (WGK)

WGK 2

Temperatura zapłonu (°F)

Not applicable

Temperatura zapłonu (°C)

Not applicable


Certyfikaty analizy (CoA)

Poszukaj Certyfikaty analizy (CoA), wpisując numer partii/serii produktów. Numery serii i partii można znaleźć na etykiecie produktu po słowach „seria” lub „partia”.

Masz już ten produkt?

Dokumenty związane z niedawno zakupionymi produktami zostały zamieszczone w Bibliotece dokumentów.

Odwiedź Bibliotekę dokumentów

Wild-type p53 suppresses transcription of the human O6-methylguanine-DNA methyltransferase gene.
Harris, L C, et al.
Cancer Research, 56, 2029-2032 (1996)
Yuichi Sato et al.
Cancer biology & therapy, 8(5), 452-457 (2009-03-24)
Phosphorylation of histone H2AX is a sensitive marker of DNA damage, particularly of DNA double strand breaks. Using multiparameter cytometry we explored effects of etoposide and temozolomide (TMZ) on three glioblastoma cell lines with different p53 status (A172, T98G, YKG-1)
Netta Levin et al.
Cancer, 106(8), 1759-1765 (2006-03-17)
Loss of heterozygosity (LOH) on chromosomes 1p and 19q has been associated with chemosensitivity and improved prognosis in patients with oligodendrogliomas. The DNA repair enzyme O6-methylguanine DNA methyltransferase (MGMT) may induce resistance to DNA-alkylating agents. Recent studies demonstrated that temozolomide
Masaki Yoshioka et al.
Oncotarget, 9(45), 27728-27735 (2018-07-03)
The methylation status of the O6-methylguanine-DNA methyltransferase (MGMT) gene is a strong predictor for the efficacy of temozolomide chemotherapy and survival periods. However, the correlation between the extent of methylation and the difference in survival times has not been fully
Longitudinal assessment of genetic and epigenetic markers in oligodendrogliomas.
Lavon, I; Zrihan, D; Zelikovitch, B; Fellig, Y; Fuchs, D; Soffer, D; Siegal, T
Clinical cancer research : an official journal of the American Association for Cancer Research null

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