Conclusions: Change in bacterial load is unlikely to be an important mechanism for exacerbations.
结论：细菌负荷的改变可能并非COPD加重的主要机制。
In contrast, bacterial load in the mice spleens vaccinated with empty plasmid only had little reduction.
而空质粒对照组小鼠脾脏中的细菌负荷减少较少。
This paper studied the lactic acid fermentation process of meat and determined fermentation temperature fermentation time and bacterial load.
研究了肉的乳酸发酵工艺，确立了发酵温度、发酵时间、接种量等。
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