Researchers got the DNA that codes for hemoglobin from a 43,000-year-old mammoth specimen. They then used E. coli bacteria to produce actual mammoth hemoglobin.
研究人员从一头43000岁的猛犸象标本中获取了其血红蛋白dna，然后用大肠杆菌培养新的血红蛋白。
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Results E-jiao hematinic ointment could make the hemoglobin and erythrocyte of the posthemorrhagic anemia mice increase obviously, which had significant difference to the model control group;