| panton | <veterinary> A horseshoe to correct a narrow, hoofbound heel. Origin: F. Patin. See Patten. Source: Websters Dictionary (01 Mar 1998) |
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| pantonine | An amino acid identified in Escherichia coli that may be an intermediate in the biosynthesis of pantothenic acid by that organism, containing NH2 in place of the alpha-OH group of pantothenic acid. (05 Mar 2000) |