PHENOMENA AND PROCESSES      Chemical Phenomena [G02]      Chemical Phenomena           Biochemical Phenomena [G02.111]           Biochemical Phenomena                Acid Base Equilibrium [G02.111.007]                Acid Base Equilibrium                Acylation [G02.111.012] +                Acylation +                Aerobiosis [G02.111.017]                Aerobiosis                Agglutination [G02.111.026] +                Agglutination +                Alkylation [G02.111.035] +                Alkylation +                Allosteric Regulation [G02.111.044]                Allosteric Regulation                Amination [G02.111.053]                Amination                Anaerobiosis [G02.111.062]                Anaerobiosis                Autotrophic Processes [G02.111.071] +                Autotrophic Processes +                Base Composition [G02.111.080]                Base Composition                Binding, Competitive [G02.111.084]                Binding, Competitive                Biocatalysis [G02.111.086]                Biocatalysis                Biomineralization [G02.111.092]                Biomineralization                Biosynthetic Pathways [G02.111.098]                Biosynthetic Pathways                Biotinylation [G02.111.109]                Biotinylation                Body Composition [G02.111.130] +                Body Composition +                Brain Chemistry [G02.111.150]                Brain Chemistry                Carbohydrate Metabolism [G02.111.158] +                Carbohydrate Metabolism +                Citric Acid Cycle [G02.111.165]                Citric Acid Cycle                Cyclization [G02.111.180]                Cyclization                Dealkylation [G02.111.188] +                Dealkylation +                Deamination [G02.111.192]                Deamination                Decarboxylation [G02.111.195]                Decarboxylation                DNA Cleavage [G02.111.210]                DNA Cleavage                DNA Methylation [G02.111.218]                DNA Methylation                DNA Repair [G02.111.222] +                DNA Repair +                DNA Replication [G02.111.225] +                DNA Replication +                Down Regulation [G02.111.240]                Down Regulation                Electron Transport [G02.111.248]                Electron Transport                Energy Transfer [G02.111.255] +                Energy Transfer +                Enzyme Activation [G02.111.263]                Enzyme Activation                Esterification [G02.111.270]                Esterification                Halogenation [G02.111.323]                Halogenation                Heterotrophic Processes [G02.111.375]                Heterotrophic Processes                Hydrogenation [G02.111.380]                Hydrogenation                Hydroxylation [G02.111.385]                Hydroxylation                Kinetics [G02.111.490]                Kinetics                Lipid Peroxidation [G02.111.515]                Lipid Peroxidation                Lipogenesis [G02.111.528]                Lipogenesis                Lipolysis [G02.111.534]                Lipolysis                Lipoylation [G02.111.540]                Lipoylation                Membrane Fluidity [G02.111.550]                Membrane Fluidity                Molecular Mimicry [G02.111.560]                Molecular Mimicry                Molecular Structure [G02.111.570] +                Molecular Structure +                Nitrogen Cycle [G02.111.587] +                Nitrogen Cycle +                Nitrosation [G02.111.595]                Nitrosation                Nucleic Acid Denaturation [G02.111.603]                Nucleic Acid Denaturation                Nucleic Acid Hybridization [G02.111.611] +                Nucleic Acid Hybridization +                Nucleic Acid Renaturation [G02.111.619]                Nucleic Acid Renaturation                Osmoregulation [G02.111.635] +                Osmoregulation +                Osmosis [G02.111.655] +                Osmosis +                Peptide Biosynthesis [G02.111.660] +                Peptide Biosynthesis +                Phosphorylation [G02.111.665] +                Phosphorylation +                Phototrophic Processes [G02.111.669] +                Phototrophic Processes +                Prenylation [G02.111.672] +                Prenylation +                Protein Aggregation, Pathological [G02.111.675]                Protein Aggregation, Pathological                Protein Binding [G02.111.679]                Protein Binding                Protein Folding [G02.111.688] +                Protein Folding +                Protein Modification, Translational [G02.111.691] +                Protein Modification, Translational +                Protein Multimerization [G02.111.694]                Protein Multimerization                Protein Stability [G02.111.700] +                Protein Stability +                Proteolysis [G02.111.720]                Proteolysis                Proteostasis [G02.111.730]                Proteostasis                RNA Cleavage [G02.111.740]                RNA Cleavage                RNA Folding [G02.111.750]                RNA Folding                RNA Processing, Post Transcriptional [G02.111.760] +                RNA Processing, Post Transcriptional +                RNA Stability [G02.111.780] +                RNA Stability +                Sequence Homology [G02.111.810] +                Sequence Homology +                Signal Transduction [G02.111.820] +                Signal Transduction +                Structure Activity Relationship [G02.111.830] +                Structure Activity Relationship +                Substrate Cycling [G02.111.833]                Substrate Cycling                Substrate Specificity [G02.111.835]                Substrate Specificity                Transcription, Genetic [G02.111.873] +                Transcription, Genetic +                Up Regulation [G02.111.905]                Up Regulation PHENOMENA AND PROCESSES      Metabolism [G03]      Metabolism           Absorption [G03.015] +           Absorption +           Acid Base Equilibrium [G03.030]           Acid Base Equilibrium           Acylation [G03.040] +           Acylation +           Aerobiosis [G03.049]           Aerobiosis           Alkylation [G03.059] +           Alkylation +           Amination [G03.068]           Amination           Anaerobiosis [G03.078]           Anaerobiosis           Autotrophic Processes [G03.087] +           Autotrophic Processes +           Biocatalysis [G03.105]           Biocatalysis           Biological Transport [G03.143] +           Biological Transport +           Biotinylation [G03.162]           Biotinylation           Biotransformation [G03.171] +           Biotransformation +           Body Composition [G03.180] +           Body Composition +           Brain Chemistry [G03.185]           Brain Chemistry           Carbohydrate Metabolism [G03.191] +           Carbohydrate Metabolism +           Catabolite Repression [G03.194]           Catabolite Repression           Cell Respiration [G03.197] +           Cell Respiration +           Cyclization [G03.208]           Cyclization           Dealkylation [G03.219] +           Dealkylation +           Deamination [G03.222]           Deamination           Decarboxylation [G03.225]           Decarboxylation           Dimerization [G03.230]           Dimerization           Energy Metabolism [G03.295] +           Energy Metabolism +           Enterohepatic Circulation [G03.312] +           Enterohepatic Circulation +           Enzyme Activation [G03.328]           Enzyme Activation           Esterification [G03.344]           Esterification           Halogenation [G03.360]           Halogenation           Heterotrophic Processes [G03.393]           Heterotrophic Processes           Hydrogenation [G03.409]           Hydrogenation           Hydroxylation [G03.425]           Hydroxylation           Insulin Secretion [G03.442]           Insulin Secretion           Lipid Metabolism [G03.458] +           Lipid Metabolism +           Metabolic Clearance Rate [G03.490]           Metabolic Clearance Rate           Metabolic Networks and Pathways [G03.493] +           Metabolic Networks and Pathways +           Metabolome [G03.500]           Metabolome           Nitrosation [G03.558]           Nitrosation           Osmoregulation [G03.615] +           Osmoregulation +           Oxidative Stress [G03.673] +           Oxidative Stress +           Oxygen Consumption [G03.680] +           Oxygen Consumption +           Peptide Biosynthesis [G03.734] +           Peptide Biosynthesis +           Pharmacokinetics [G03.787] +           Pharmacokinetics +           Phosphorylation [G03.796] +           Phosphorylation +           Phototrophic Processes [G03.800] +           Phototrophic Processes +           Prenylation [G03.804] +           Prenylation +           Protein Binding [G03.808]           Protein Binding           Proteolysis [G03.812]           Proteolysis           Proteostasis [G03.816]           Proteostasis           Renin Angiotensin System [G03.820]           Renin Angiotensin System           RNA Processing, Post Transcriptional [G03.839] +           RNA Processing, Post Transcriptional +           Secretory Rate [G03.857]           Secretory Rate           Toxicokinetics [G03.893]           Toxicokinetics PUBLIC HEALTH      Environmental Health [SP4]      Environmental Health           Environmental Chemistry [SP4.097]           Environmental Chemistry                Chemical Reactions [SP4.097.135]                Chemical Reactions                     Denitrification [SP4.097.135.134]                     Denitrification                     Desulphurization [SP4.097.135.139]                     Desulphurization                     Photochemistry [SP4.097.135.144] +                     Photochemistry +                     Halogenation [SP4.097.135.149]                     Halogenation                     Hydrogenation [SP4.097.135.154]                     Hydrogenation                     Hydrolysis [SP4.097.135.159]                     Hydrolysis                     Oxidation [SP4.097.135.164] +                     Oxidation +

Halogenation - Preferred

Concept UI	M0508578
Scope note	Covalent attachment of HALOGENS to other compounds.
Preferred term	Halogenation

Chlorination - Narrower

Concept UI	M0508580
Preferred term	Chlorination

Iodination - Narrower

Concept UI	M0508582
Preferred term	Iodination
Entry term(s)	Iodation

Bromination - Narrower

Concept UI	M0508579
Preferred term	Bromination

Fluorination - Narrower

Concept UI	M0508581
Preferred term	Fluorination