Aggressiveness and brain amine concentration in dominant and subordinate finishing pigs fed the β-adrenoreceptor agonist ractopamine

Agriculture & Biology

• ractopamine 77%
• swine finishing 58%
• gilts 55%
• amines 50%
• agonists 47%
• aggression 47%
• amygdala 36%
• brain 36%
• frontal lobe 32%
• swine 25%
• dopamine 22%
• serotonin 22%
• barrows 20%
• 5-hydroxyindoleacetic acid 16%
• norepinephrine 10%
• gender 10%
• acetic acid 10%
• homovanillic acid 8%
• monoamines 7%
• testing 6%
• feed additives 6%
• feeding methods 6%
• animal health 6%
• neurotransmitters 5%
• diet 5%
• epinephrine 5%
• hypothalamus 5%
• farms 3%
• metabolites 3%
• metabolism 3%
• synthesis 3%

Medicine & Life Sciences

• ractopamine 100%
• Amines 54%
• Swine 40%
• Amygdala 32%
• Raphe Nuclei 25%
• Brain 25%
• Frontal Lobe 24%
• Serotonin 22%
• Dopamine 21%
• Aggression 20%
• Hydroxyindoleacetic Acid 16%
• Acetic Acid 13%
• Norepinephrine 10%
• Social Hierarchy 10%
• Diet 8%
• Behavior Observation Techniques 8%
• Homovanillic Acid 8%
• Farms 7%
• Epinephrine 5%
• Hypothalamus 5%
• Neurotransmitter Agents 5%
• High Pressure Liquid Chromatography 5%
• Animals 3%
• Health 3%
• Wounds and Injuries 3%