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To clone, express and characterize uroporphyrinogen III synthase/methyltransferase gene (cobA/hemD) from Lactobacillus reuteri. Some strains of Lb. reuteri produce cobalamin (vitamin B12). Cobalamin(More)
Multiclass analysis method was optimized in order to analyze pesticides traces by gas chromatography with ion-trap and tandem mass spectrometry (GC-MS/MS). The influence of some analytical parameters(More)
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