Loizzi R F, Guerin M A
Lab Anim Sci. 1979 Apr;29(2):221-3.
Mammary gland biopsies were obtained from 39 guinea pigs during late pregnancy, lactation and weaning. Up to eight samples, each weighing 60--200 mg, were taken from each animal in two independent studies. No mortalities resulted, and no interference with lactation or suckling was observed.
在妊娠后期、哺乳期和断奶期,从39只豚鼠身上获取乳腺活检样本。在两项独立研究中,从每只动物身上采集多达8个样本,每个样本重60 - 200毫克。未出现死亡情况,也未观察到对泌乳或哺乳的干扰。