The transmission of an extracellular signal from the surface of the cell to the nucleus by a relay of protein-protein and protein-ligand interactions.

细胞外的信号通过蛋白与蛋白和蛋白与配体的作用由细胞表面传送到细胞核。

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Monoclonal antibody is produced by immunizing animals with a recombinant protein corresponding to the extracellular domain of human EGFR1 protein.

该单克隆抗体通过用重组蛋白免疫动物制备，该重组蛋白是人egfr1蛋白胞外结构域附近的残基。

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We talked last time about extracellular matrix and this complex protein-carbohydrate gel that surrounds all cells.

我们上次谈到过的细胞外基质,是一种蛋白和碳水化合物的复合物胶冻,它环绕在细胞周围

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