AnaerobiospirillumGalactoseLactose IntoleranceGalactose OxidaseLactose Tolerance TestLactose SynthaseGalactose DehydrogenasesGalactosephosphatesUridine Diphosphate GalactoseLactose FactorsGalactosemiasUDPglucose 4-EpimeraseGalactokinaseThiogalactosidesGalactosidasesLactaseMethylgalactosidesUTP-Hexose-1-Phosphate UridylyltransferaseGalactosidesCarbohydratesSymportersGalactitolMonosaccharide Transport ProteinsNitrophenylgalactosidesMilkMonosaccharidesMelibioseDisaccharidesMembrane Transport ProteinsFucoseCarbohydrate MetabolismGalactosyltransferasesEscherichia coliLactoseLectinsGlucose