English to Spanish Medical Medical (general)

Hola, ¿podrian ayudarme a interpretar el significado de "derived of" en este contexto? ¡Gracias!

"Post implantation loss was severely increased at this dose level. Therefore, based on the results of this study a NOAEL of 0.8 mg/kg/day could be derived for systemic maternal toxicity."

(...)

"A treatment related effect on malformations was clearly observed at 1.6 mg/kg/day (mainly findings of the urinary system, the heart, and the axial skeleton) and at 0.8 mg/kg/day (mainly malposition of forelimb(s) or hind limb(s), findings of the heart and major vessels, urinary system, and skeleton [skull bones, caudal vertebral bodies]). Based on these results a NOAEL of 0.4 mg/kg/day for embryo-fetal development could be derived in this study."