To mimic early stage retinal development, the researchers needed to build microscopic gradients for solutions in which to bathe the stem cells to initiate specific differentiation paths.

为了模拟视网膜发育的早期阶段，研究人员需要构建出浓度梯度差异极其细微的溶液来培养细胞以使它们向不同的途径分化。

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Many scholars home and abroad have carried out systematic researches regarding the differentiation between early postoperative reactional enhancement and tumor residual.

国内外众多的学者对术后早期反应性强化与肿瘤残存的鉴别进行了系统的研究。

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Conclusions The sequential culture system was beneficial for mouse embryo development and differentiation from early embryo stage to blastocyst stage.

结论序列培养系统有利于鼠胚从早期胚胎向囊胚的进一步发育和分化。

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It also represents much more: accretive revenues, competitive differentiation, early mover advantages, the ability to monetize existing audiences, and a huge step towards hyper-local sales with the utilization of established inside and outside sales forces.

FORBES: Online Group Buying's Need For Speed

Like PC clones in the early days, they will offer true differentiation, in this case, wireless connections.

ENGADGET: Switched On: Motorola will play shuffle-bored on deck

Yet early Chinese OEMs offered only low-tier phones with no attempts at branding or differentiation.

FORBES: Chinese Phones For Sale: Cautionary Tales From The Emerging Markets