- 积分
- 17665
- 威望
- 17665
- 包包
- 23467
|
回复 a2782953 的帖子% E9 N; V5 `/ i' l
4 p4 [- H5 T5 L/ A9 p
"Shinya Yamanaka says the Myc genes may hold the key to other aspects of reprogramming.") j( G$ k q4 }
"Myc family genes can promote reprogramming independent of their ability to make tumors."3 e# V8 k" h7 M9 g* z. B( O; I
1 D8 E. Q6 D2 R! w, B
"...Yamanaka warns, merely eliminating Myc or integrating factors does not guarantee the
! V: _0 T4 q) I6 F* j: ~$ ]$ ?. xsafety of iPS cells."6 A- }4 k5 P0 Z, ?3 `
) v( o% G1 i9 Q, R
"Some iPS cell–derived tumors could be caused by reactivating the gene encoding Myc, others by residual undifferentiated cells that resist cues for differentiation, a property that correlates with the tissue from which the iPS cells were originally derived3. And, according to Yamanaka, there may be other causes..."3 u" ]5 D9 l6 L) C+ l( V
8 Y- E' D/ d X' j6 Y2 ^0 c3 |
总体来说,即便去掉外源性Myc,iPS的成瘤风险仍然无法排除。听起来还是比较不那么乐观。 |
-
总评分: 威望 + 5
包包 + 10
查看全部评分
|