Table 1 Estimation of Trp content in each Fr. M0 + M10 from 4-g samples (wet weight).

From: The identification of d-tryptophan as a bioactive substance for postembryonic ovarian development in the planarian Dugesia ryukyuensis

Samples

Estimated amount of Trp (μg)

Bdellocephala brunnea

2,160

Chicken liver

480

Dugesia ryukyuensis (sexual worm)

7,120

Dugesia ryukyuensis (asexual worm)

280