Oral Microbiology and Immunology focuses primarily on the knowledge and understanding of the oral ecosystem and its unique role in human health and disease.

口腔微生物学及免疫学主要研究口腔生态系统的知识及认识，是一门独特的用于人类健康和疾病的学科。

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Dental plaque biofilm is one of key etiological factors of dental caries and periodontal diseases, and is also the hotspot of oral microbiology and ecology.

牙菌斑生物膜是龋病和牙周病的主要致病因素，也是目前口腔微生物学和生态学研究的热点。

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RESULTS the environmental microbiology pollution, carrying opportunistic pathogens, oral mucosa damage, deep venous catheterization and others were the main related factors of infection.

结果感染主要因素为环境微生物污染；人体携带条件致病菌；口腔黏膜损害与感染以及深静脉置管感染等。

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