biological amplification

Objective To explore the value of phage biological amplification in fast detecting mycobacterium tuberculosis .

目的探讨噬菌体生物扩增法（PhaB）快速检测结核分枝杆菌的临床应用价值。

The significance of bacteriophage biological amplification to check Mycobacteria tuberculosis in sputum

噬菌体生物扩增法检测痰中结核分枝杆菌的价值

Study on biological signal amplification system of leaky surface acoustic wave sensor

漏声表面波传感器生物信号放大系统的研究

Research on applying enzyme biological signal amplification system to DNA piezoelectric biosensor

应用酶生物信号放大系统放大DNA压电传感器检测信号的研究

Objective To research on the possibility and the efficiency of the enzyme biological signal amplification system applied to DNA piezoelectric biosensor .

目的研究酶生物信号放大系统用于放大DNA压电传感器检测信号的可行性和有效性。

Objective To improve the detection sensitivity of peptide nucleic acid ( PNA ) piezoelectric gene sensor by introducing RecA protein-complementary single strand DNA probe complex as new style biological signal amplification system .

目的在构建好的肽核酸压电基因传感器检测系统上引入RecA蛋白互补单链DNA探针复合体作为新型生物信号放大系统，提高传感器的检测灵敏度。

Mercury and its compounds ( especially alkyl mercury ) have very strong biological toxicity . And the rate of biological enrichment and amplification were higher than other heavy metals . Meanwhile , their biological half-lifes in brain organ were also much longer .

汞及其化合物（特别是烷基汞）具有很强的生物毒性、较快的生物富集放大速率和较长的脑器官生物半衰期。