• unmarked - 引用次数：74

  The theory of markedness model posits that code-switching can be divided into the marked and the unmarked.

  标记模式理论把语码转换主要分成有标记和无标记转换。

  参考来源 - 理性的有标记语码转换
• marker-free - 引用次数：9

  In order to solve these problems, many approaches have been developed to obtain marker-free transgenic plants (MFTPs), which has shown a tendency to eliminate any marker gene DNA sequences in the final product.

  为了解决这些问题,近年来已有报道通过许多方法来获得无标记的转基因植物。 这种无标记的转基因技术最终将去除转化体中的标记基因序列。

  参考来源 - 利用Cre/loxP系统的一个marker
• marker-free - 引用次数：13

  The fluorescence detection confirmed smGFP could be expressed in the transformants. In conclusion, an efficient vector and selectable marker-free transformation method for wheat named ovary-drip was established.

  综上所述,本文成功建立了一种有效的将无载体无标记基因导入小麦的转化方法,即子房滴注转化法。

  参考来源 - 一种无载体无选择标记基因转化小麦方法的建立
• label-free - 引用次数：1

  参考来源 - 多层自组装硫脲和纳米金电流型萘免疫传感器的研究 Amperometric Immunosensor Based on Layer

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