“…Since Mangelson et al (1949) reported a differential response between breeds of chicks in the vitamin A storage in the liver, it seemed advisable to check the effect of the condensed fish solubles factor upon the liver storage of vitamin A in another breed of chicks. The addition of a water extract of condensed fish solubles to the basal diet produced an increase in vitamin A storage in the livers of three week old White Leghorn chicks (Table 4).…”