A new synthesis method for()~(15)N L-tryptophan by yeast fermentation using glucose as carbon source,ammonium sulphate as nitrogen source,and()~(15)N anthranilic acid as a precursor is described.

Spectrophotometric Determination of Tryptophan Based on Charge Transfer Reaction;

Linear Scanning Voltammetry for the Simultaneous Determination of 5-Hydroxytryptophan and Tryptophan;

Electrocatalytic oxidation of tryptophan at a glassy carbon electrode modified with single-walled carbon nanotubes;

A Study of Nonlinear Fraction Frequency Fluorescence Spectra for Tryptophane;

Determination of Tryptophane, Cysteine and Tyrosine by Capillary Zone Electrophoresis with Amperometric Detection;

Study on the Electrochemical Behaviour of Eu(Ⅲ)TryptophaneImidazole Triple Complex;

Preparation and Characterization of L-Tryptophan Functionalized Multi-walled Carbon Nanotubes;

Isolation of L-tryptophan-producing Soil Bacterial Strains and Genetic Mutation Breeding;

Stable Isotope Labeled L-tryptophan;

The Synthesis of DL-tryptophan with Gramine;

Study on Synthesis of DL-Tryptophan;

L-tryptophane samples were digested with ashing method,the method for the determination of lead in L-tryptophane by graphite furnace atomic absorption spectrometry was developed.

Selecting L-tryptophane as molecular imprinting plymers,and chitosan which contains ammonia groups and hydroxyl groups as film material,L-tryptophane molecular imprinting CS film(MIM) was synthesized by alkali liquor-treatement with phase inversion and vitriol cross linkage aftertreatement.