Antibodies are very specific in that each antibody will recognize and bind to one protein region only.

抗体具有非常特异性，每种抗体只识别和结合一种蛋白质区域。

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Cell debris in the sheared lysate is then cleared by sedimentation and protein–DNA complexes are selectively immunoprecipitated using specific antibodies to the protein(s) of interest.

细胞碎片在修剪得溶菌液可以用沉降和蛋白-DNA复合体，是使用特定抗体到指定蛋白的选择。

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The device is an HIV protein that the scientists modified so it would react only with antibodies specific to the site where the virus binds to cells it infects.

这件装置是一种HIV蛋白，它经过科学家的修改，可以只与病毒结合其感染细胞的部位特异性作用。

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Once injected, the protein-nicotine combo triggers the immune system to create nicotine-specific antibodies.

FORBES: A nicotine vaccine may help smokers stop for good.

The Biosensor works by incorporating antibodies to the specific chemical (drug, hormone, viral protein or pesticide, for example) that it has been designed to detect.

ECONOMIST: Medical diagnostics