Amino acid racemisation dating

Dating > Amino acid racemisation dating

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Peptides from ~71 ka sub-fossil samples were successfully extracted and sequenced. The amino acid derivative product can be combined with a specific fluorescent, separated by or , and the particular amino acid D:L ratio determined by fluorescence. Amino acids in a Late Pleistocene bone from Rancho La Brea, California.

In Hare et al. One is by reaction where an enzyme controls the reaction.

Biodiversity Heritage Library - This page is dedicated to looking at the problems and also the assumptions needed to make amino acid age determinations.