There are some relations between PKC and GDNF, but how they regulate each other, need further research.

在PKC和GDNF之间存在着一定的联系，它们是如何相互调节的，尚需进一步研究。

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But if scientists are to take the research further, they will need support from politicians.

BBC: Stem cell hope for Parkinson's

"The effectiveness of acupuncture for (seasonal allergies) compared with other antiallergic interventions and the possible underlying mechanisms of any effect, including context effects, need to be addressed in further research, " they write in the study.

CNN: Acupuncture may be antidote for allergies