Chemically inducible systems that control expression of native gene or transgene in plant have potential applications in gene function determination and genetic engineering.
调控基因表达的化学诱导系统在基因功能鉴定及植物生物工程方面具有广泛的应用价值。
Objective To study the diagnostic value of cardiac function determination by list mode first pass in combination with myocardial perfusion imaging at ATP stress in coronary artery disease.
目的探讨在ATP负荷下联合应用表模式采集首次通过心功能测定与心肌灌注显像诊断冠心病的价值。
Objective To study the diagnostic value of cardiac function determination by list mode first pass in combination with myocardial perfusion imaging at ATP stress in coronary artery disease.
目的探讨在ATP负荷下联合应用表模式采集首次通过心功能测定与心肌灌注显像诊断冠心病的价值。
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