Elimination of the tremorgenic toxin of Ipomoea asarifolia by milk

José Radmácyo G. Lopes, Franklin Riet-Correa, Daniel Cook, James A. Pfister, Rosane M.T. Medeiros
2014 Pesquisa Veterinária Brasileira  
With the aim to determine if the tremorgenic toxin of Ipomoea asarifolia is eliminated in milk, three groups of Swiss female mice received, immediately after giving birth until weaning, a ration containing 20% or 30% of dry I. asarifolia. All the offspring of the females that received 20% or 30% I. asarifolia showed tremors 2-4 days after birth. The offspring of the females that received 20% I. asarifolia recovered 4-7 days after weaning. The offspring of the females that received 30% of the
more » ... eived 30% of the plant in the ration died while showing tremors before weaning or up to two days after weaning. It is concluded that the tremorgenic compound of I. asarifolia or its toxic metabolites are eliminated in milk, and that lactating mice may be used as a model for the determination of the toxic compound(s) in this plant.
doi:10.1590/s0100-736x2014001100009 fatcat:4vl3mfrp7fgdzkrul2a7kr6u2e