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Hypermethylation of the MMACHC promoter is associated with methionine dependence in the human malignant melanoma cell line MeWo-LC1

AD Loewy - 2011 - gradworks.umi.com
Methionine dependence, the inability of cells to grow when the amino acid methionine is replaced
in culture medium by its metabolic precursor homocysteine, is characteristic of many cancer cell
lines. Most cells proliferate normally under these conditions. The methionine dependent ...
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Comparison of C-11 Methionine and C-11 Choline for PET Imaging of Brain Metastases: A Prospective Pilot Study

C Rottenburger, M Hentschel, T Kelly… - Clinical Nuclear …, 2011 - journals.lww.com
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An Interindividual Comparison of O-(2-[18F] Fluoroethyl)-L-Tyrosine (FET)-and L-[Methyl-11C] Methionine (MET)-PET in Patients With Brain Gliomas and Metastases

AL Grosu, ST Astner, E Riedel, C Nieder… - International Journal of …, 2011 - Elsevier
L-[methyl- 11 C]methionine (MET)–positron emission tomography (PET) has a high sensitivity
and specificity for imaging of gliomas and metastatic brain tumors. The short half-life of 11 C
(20 minutes) limits the use of MET-PET to institutions with onsite cyclotron. O-(2- [ 18 F] ...
Cited by 1 - Related articles - All 3 versions

Methionine Adenosyltransferase II Serves as a Transcriptional Corepressor of Maf Oncoprotein

Y Katoh, T Ikura, Y Hoshikawa, S Tashiro, T Ito… - Molecular Cell, 2011 - Elsevier
Protein methylation pathways comprise methionine adenosyltransferase (MAT), which produces
S-adenosylmethionine (SAM) and SAM-dependent substrate-specific methyltransferases.
However, the function of MAT in the nucleus is largely unknown. MafK represses or ...
Cited by 2 - Related articles - All 2 versions

Methionine sulfoxide reductase A is a stereospecific methionine oxidase

JC Lim, Z You, G Kim… - Proceedings of the …, 2011 - National Acad Sciences
Methionine sulfoxide reductase A (MsrA) catalyzes the reduction of methionine sulfoxide to methionine
and is specific for the S epimer of methionine sulfoxide. The enzyme participates in defense against
oxidative stresses by reducing methionine sulfoxide residues in proteins back to ...
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