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Keywords: tryptophan
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Journal Articles
Journal Articles
J Exp Biol (2009) 212 (8): 1092–1100.
Published: 15 April 2009
... attractant by bioassay-guided fractionation and high-performance liquid chromatography, and chemically identified it as the free-amino acid l -tryptophan ( l -Trp). In the present study, levels of this ecologically meaningful compound were quantified in various abalone tissues, and in freshly spawned eggs...
Journal Articles
Journal Articles
J Exp Biol (2002) 205 (10): 1439–1450.
Published: 15 May 2002
...-tryptophan was the natural sperm attractant in H. rufescens . Eggs released L-tryptophan at concentrations that triggered both activation and chemotaxis in sperm, exhibiting significant activity at levels as low as 10 -8 mol l -1 . The D-isomer of tryptophan was inactive,showing that the sperm response...
Journal Articles
J Exp Biol (1993) 179 (1): 197–211.
Published: 1 June 1993
... is caused by an increased use (release) of 5-HT in these fish, and not by an increase in the level of tryptophan, the amino acid precursor of 5-HT. The relationships between social rank, food intake, growth, stress and brain serotonergic activity of fish in a social hierarchy are discussed. 2 3 1993...
Journal Articles