????:1???50????:??????

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3???????????

4???400????

5??????800???

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???,???????????????50.7%,?????????????????????5.56?????????????????;??????????35.6%,?????????????3.9????????????????????????????,???????

????????,??????????????????????????????????????????????C57BL/6??????????????????????????,????????????7????????15?0.5???????????????????????????,?5?????2??????????100???

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