Objective To explore methodology of DNA fingerprinting technique and its application in identification of strains of M. tuberculosis.
目的探讨结核分支杆菌DNA指纹技术的方法学及其在结核分支杆菌菌株鉴定中的应用。
The identification results of cell ploidy in the material induced showed that most strains were mosaic with diploid and tetraploid cells at average levels of 79.4% and 20.6% respectively.
对细胞倍性鉴定结果表明，多数诱变株系为二倍体细胞和四倍体细胞共存的嵌合体，其中二倍体细胞平均占79.4％，四倍体细胞平均占20.6％。
Dermatophyte strains frequently vary in the expression of these phenotype characteristics; the identification of dermatophytes is therefore often difficult.
但是，同一皮癣菌的菌种在形态上的表现差异性常常很大，因此，皮癣菌的鉴定就显得相对困难。
The strains separated from Fen Daqu and fermented grains included 31 species (20 genera) by primary identification.
从汾酒大曲和酒醅中分离出的菌株，经初步鉴定已确定的有20个属31个种。
The ill strains were collected from different vineyards and then separated, then the cultured strains underwent culture character observe and primary screening for molecular biological identification.
通过从不同葡萄园采集病株并进行分离、培养出的菌株经过培养性状观察初步筛选，其后进行分子生物学鉴定。
Results1. Totally 275 VP strains were recovered and identified. The results of identification matched with the initial identification.
研究结果1.275株VP经复核鉴定，复核结果与初始鉴定一致。
The present study introduces the current progress in cholera toxin assay and identification of Vibrio cholerae toxigenic strains.
本文介绍了霍乱毒素和霍乱弧菌产毒株检测技术的研究进展。
Therefore, to study on the screening, identification, molecular biology and chitinase production of Bt is of great significance to discover new strains.
因此，开展新型苏云金芽孢杆菌资源的分离筛选、鉴定、分子生物学以及产几丁质酶相关条件的研究都具有重要意义。
Results The identification time was shortened to 4~8 hours. In comparison with routine methods, the consistent rate of the standard strains was 100%, and that of the clinical isolation was 98%.
结果细菌鉴定报告时间缩短至4～8小时，与常规方法对比其中标准菌株符合率为1 0 0 % ，临床分离株符合率为98%。
The study suggested that maltose metabolism identification was an effective approach for rapid selection of proper industrial S. cerevisiae strains with high beer fermentation degree.
选用工业菌种过程进行麦芽糖代谢鉴定是快速筛选高发酵度菌株的有效途径。
Pathogenicity identification analysis from leaves in vitro indicated that the pathogenicity among the strains was significantly different.
通过离体叶片致病力鉴定发现，各菌株间致病力差异显著。
Pathogenicity identification analysis in vitro indicated significant difference in pathogenicity among the strains.
通过离体接种对菌株致病力进行鉴定，发现各菌株间致病力差异显著。
The 1st 150 days:screening and identification of more than 10microbial strains;
第一个150日：筛选和鉴定10个以上目标菌株；
The 1st 150 days:screening and identification of more than 10microbial strains;
第一个150日：筛选和鉴定10个以上目标菌株；
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