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Items for "choline"

Intraindividual comparison of [11C]acetate and [11C]choline PET for detection of metastases of prostate cancer

In a pilot trial we investigated whether significant differences in prostate cancer (PCA) imaging would be observed using [11C]acetate and [11C]choline positron emission tomography (PET). METHODS: Twelve patients were studied with both radiotracers...

Keywords: Azetat, Cholin, Positronenemissionstomographie, Prostatakarzinom

01/2003 | Nuklearmedizin, Schattauer
Betaine: a key modulator of one-carbon metabolism and homocysteine status

Betaine serves as a methyl donor in a reaction converting homocysteine to methionine, catalysed by the enzyme betaine-homocysteine methyltransferase...

Keywords: betaine, choline, dimethylglycine, folate, homocysteine

10/2005 | Clinical Chemical Laboratory Medicine, Walter de Gruyter
Quantitative profiling of folate and one-carbon metabolism in large-scale epidemiological studies by mass spectrometry

Background: Derangements of one-carbon metabolism have been related to the development of chronic diseases...

Keywords: choline, folate, Mass spectrometry, one-carbon metabolism, riboflavin, vitamin B6

12/2007 | Clinical Chemical Laboratory Medicine, Walter de Gruyter