求翻译：杨梅素对黑素细胞的增殖和黑素合成有一定的抑制作用；杨梅素作用组黑素细胞树突明显变短 ，分叉减少，且呈浓度依赖性。是什么意思？

The myricetin melanocyte proliferation and melanin synthesis inhibition of; the myricetin role of group melanocyte dendrites was significantly shorter bifurcation to reduce dose-dependent manner.

yangmei to cells of the proliferative and black synthetic with a restraining role of yangmei group; cells visible tree is shorter, the truck is reduced and is concentration dependent.

The Myrica rubra element has certain inhibitory action to the black element cell multiplication and the black element synthesis; The Myrica rubra element function group black element cell tree obviously shortens suddenly, the furcation reduces, also assumes the density dependence.

Yang Meisu on proliferation of melanocytes and melanin synthesis inhibition of certain; Yang Meisu group of melanoma cells dendritic dramatically shortened, fork reduced and is concentration-dependent.

正在翻译，请等待...