Enzymes human trace amines amine oxidase biogenic monoamines. Medical search. Frequent questions

Serotonin, an endogenous amine, is a neurotransmitter derived from the amino acid tryptophan. (wikipedia.org)
By SG Potkin 1979 Cited by 243 Phenylethylamine (PEA) is an endogenous amine that is structurally and pharmacologically related to amphetamine. (globaldarkwebsites.com)
Beta-phenylethylamine (beta-PEA) is an endogenous amine that is found in trace amounts in the brain. (globaldarkwebsites.com)

By H Ohta 2022 Cited by 13 The aromatic amines tyramine and -phenylethylamine are abundant in fermented foods. (globaldarkwebsites.com)
Phenylethylamine (PEA) is an aromatic amine, which is a colorless liquid at room temperature. (hmdb.ca)

Some prominent examples of biogenic monoamines include: Monoamine neurotransmitters Imidazoleamines Histamine - a substance derived from the amino acid histidine that acts as a neurotransmitter mediating arousal and attention, as well as a pro-inflammatory signal released from mast cells in response to allergic reactions or tissue damage. (wikipedia.org)
The meaning of PHENYLETHYLAMINE is a neurotransmitter C8H11N that is an amine resembling amphetamine in structure and pharmacological properties. (globaldarkwebsites.com)
In the human brain, 2-phenethylamine is believed to function as a neuromodulator or neurotransmitter (a trace amine). (hmdb.ca)

When present in wines in high amount, biogenic amines may cause not only organoleptic defects but also adverse effects in sensitive human individuals, namely due to the toxicity of histamine, tyramine and putrescine. (wikipedia.org)

MAO inhibitors (MAOIs) are also used as medications for the treatment of depression to prevent MAO from breaking down amines important for positive mood. (wikipedia.org)

However, food containing high amounts of biogenic amines may have toxicological effects. (wikipedia.org)
However trace amounts from food are quickly metabolized by the enzyme MAO-B (into phenylacetic acid), preventing significant concentrations from reaching the brain. (hmdb.ca)

Oxidation of -phenylethylamine incognito market by both types of monoamine oxidase: Examination of enzymes in brain and liver mitochondria of eight species. (globaldarkwebsites.com)
Phenylethylamine (PEA) is a hormone that occurs naturally in the human brain. (globaldarkwebsites.com)
By DM Stoff 1979 Cited by 6 Several doses (864 mg/kg) of -phenylethylamine (PEA), a naturally-occurring sympathomimetic amine structurally related to amphetamine and with. (globaldarkwebsites.com)

By BD Safratowich 2022 Cited by 19 Phenylethylamines constitute a large class of both biogenic and synthetic compounds. (globaldarkwebsites.com)

Biogenic amines are naturally present in grapes or can occur during the vinification and aging processes, essentially due to the microorganism's activity. (wikipedia.org)

Biogenic amines are organic bases with low molecular weight and are synthesized by microbial, vegetable and animal metabolisms. (wikipedia.org)
In food and beverages they are formed by the enzymes of raw material or are generated by microbial decarboxylation of amino acids. (wikipedia.org)
In non-fermented foods the presence of biogenic amines is mostly undesired and can be used as indication for microbial spoilage. (wikipedia.org)

Endogenous amines are produced in many different tissues (for example: adrenaline in adrenal medulla or histamine in mast cells and liver). (wikipedia.org)

In this sense, biogenic amines in wines have been widely studied. (wikipedia.org)

Biogenic amines can be found in all foods containing proteins or free amino acids and are found in a wide range of food products including fish products, meat products, dairy products, wine, beer, vegetables, fruits, nuts and chocolate. (wikipedia.org)
White flour, for instance, contains only 7% of the trace elements found in whole-wheat flour. (2medicalcare.com)

In fermented foods, one can expect the presence of many kinds of microorganisms, some of them being capable of producing biogenic amines. (wikipedia.org)

The exogenous amines are directly absorbed from food in the intestine. (wikipedia.org)
They play an important role as source of nitrogen and precursor for the synthesis of hormones, alkaloids, nucleic acids, proteins, amines and food aroma components. (wikipedia.org)

The determination of amines in wines is commonly achieved by liquid chromatography, using derivatization reagents in order to promote its separation and detection. (wikipedia.org)

Endogenous amines are produced in many different tissues (for example: adrenaline in adrenal medulla or histamine in mast cells and liver). (wikipedia.org)
My thesis was on the ester-hydrolyzing enzymes in tumor tissues. (nih.gov)