求文献二篇(附链接)，谢谢

gnoiq248

Mu opioid receptor expression is increased in inflammatory bowel diseases: implications for homeostatic intestinal inflammation
* D0 M: i. Q& ]. S7 ^3 xhttp://gut.bmj.com/content/55/6/815.abstract, h- J6 d0 c$ _
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The opioid system in the gastrointestinal tract
4 v- k4 h6 E' F6 ~% J& thttp://www3.interscience.wiley.com/journal/118804487/abstract

fanfuzi09

2nd

gnoiq248

回复 2# fanfuzi09
1 l1 I/ e: r. q$ ]" m, a9 a; g; d- J6 D* Q1 `) U

! [- P' t% W) [; i8 k    灰常灰常感谢！

baixueyao029

  第一篇

gnoiq248

回复 4# baixueyao029 6 m( ]5 B" e, Z' V0 A

. C4 `6 _9 S! v( f3 f- s4 H- w% X非常感谢