问题
名词解释
干细胞因子(SCF)
答案
参考答案：
是癌基因c-Kit产物的配基，即Kit-Ligand(KL)，又称为钢因子(steelfactor)。相对分子质量为20000～36000，基因位于12q22。由基质细胞、成纤维细胞、癌细胞、纤维肉瘤细胞及肝细胞产生。
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干细胞因子(SCF)
参考答案：
是癌基因c-Kit产物的配基，即Kit-Ligand(KL)，又称为钢因子(steelfactor)。相对分子质量为20000～36000，基因位于12q22。由基质细胞、成纤维细胞、癌细胞、纤维肉瘤细胞及肝细胞产生。
| 词语填空 用所给单词的适当形式填空.
do not like to __4__ too close to one another __5__ there is a reason. It could be very interesting to __6__ an Arab and an Englishman talking together. The Arab __7__ is friendly will stand close to his friend, but the Englishman will move back in __8__ to keep a certain distance __9__.When they finish their talk, the two may be quite a distance away from the place __10__ they were standing. |
