以下为句子列表：
英文: Objective To study the differential value of carcinoembryonic antigen(CEA) and adenosine deaminase adenase(ADA) between tuberculous and malignant thoracico abdominal cavity exudate.
中文: 目的 探讨癌胚抗原 (CEA)和腺苷脱氨酶 (ADA )的检测对良性 (结核 )与恶性胸腔积液的鉴别价值。
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英文: Objective To study the differential value of adenosine deaminase adenase(ADA) and carcinoembryonic antigen(CEA) between tuberculous and malignant thoracico abdominal cavity exudate.
中文: 目的 :探讨腺苷脱氨酶 (ADA)和癌胚抗原 (CEA)的检测对结核性与恶性胸腔积液的鉴别价值。
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英文: Phenylalanine ammonia lyase (PAL), or phenylalanine deaminase (PheD), cDNA from parsley ( Petroselinum crispum ) was subcloned into downstream of P promoter of a constitutive expression vector pMG e.
中文: 利用基因重组技术 ,在大肠杆菌中克隆并表达苯丙氨酸脱氨酶 (PAL) (EC . . .) ,并应用此酶转化肉桂酸生成L 苯丙氨酸。
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