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-196°C, which is a temperature that makes people feel very strange, and this number is the liquid nitrogen temperature at which umbilical cord blood hematopoietic stem cells are safely stored. So, why should umbilical cord blood be stored at this temperature? Can the quality and
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Denise Kühnert and other researchers from the Max Planck Institute in Germany extracted hepatitis B virus sequences from 137 early human samples located in western Eurasia and the Americas from about 400 to 10,500 years ago and analyzed their evolution.
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Good news: "New Ultraman" is expected to be introduced to the mainland. Why is Dekai said to be a good sign?
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Whose CP is good and whose CP is sweet? You are doing these things all the time in your circle. The two recent public account submissions about Ke Ai's argument, although they only have less than 2,000 views in total, have received overwhelming messages. It doesn't matter what is
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