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In fact, as many as 35% of people with IBD have some kind of oral manifestation of the condition, such as canker sores, the gum disease gingivitis, cavities, and angular cheilitis, which causes ...
D-Phenylalanine (DPA, D-Phe), sold under the brand names Deprenon, Sabiben, and Sabiden, is an enantiomer of phenylalanine which is described as an antidepressant and is marketed as a prescription drug for medical use in Argentina. [1] [2] The medication has been marketed since at least the 1970s [3] and continued to be available by the 2000s. [1]
Phenylalanine (symbol Phe or F) [3] is an essential α-amino acid with the formula C 9 H 11 NO 2.It can be viewed as a benzyl group substituted for the methyl group of alanine, or a phenyl group in place of a terminal hydrogen of alanine.
Periodontal disease, also known as gum disease, is a set of inflammatory conditions affecting the tissues surrounding the teeth. [5] In its early stage, called gingivitis, the gums become swollen and red and may bleed. [5] It is considered the main cause of tooth loss for adults worldwide.
DA-Phen is a conjugate of dopamine and the amino acid phenylalanine (Phe or Phen). [ 1 ] [ 2 ] It is slowly cleaved by brain enzymes ( t ½ = 460 minutes) to yield free dopamine but is also rapidly hydrolyzed in human blood plasma (t ½ = 28 minutes). [ 2 ]
d-DOPA (D-3,4-dihydroxyphenylalanine; dextrodopa) is similar to L-DOPA (levodopa), but with opposite chirality. Levo- and dextro- rotation refer to a molecule's ability to rotate planes of polarized light in one or the other direction.
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L-DOPA is used medically under the name levodopa in the treatment of Parkinson's disease and certain other medical conditions. It is usually used in combination with a peripherally selective aromatic L-amino acid decarboxylase (AAAD) inhibitor such as carbidopa or benserazide. These agents increase the strength and duration of levodopa.