Table 1.

Microorganisms found in lung cancer patients: clinical studies

Authors	Reference	Type of sample	No. of subjects	Findings
Laroumagne S. et al	47	Lung aspirates by bronchoscopy	210	Haemophilus influenzae, Enterobacter spp. and Escherichia coli
Hosgood HD III et al	48	Buccal samples and sputum samples	16	Granulicatella, Abiotrophia and Streptococcus
Yan X. et al	49	Saliva samples	86	Capnocytophaga, Selenomonas, Veillonella and Neisseria
Lee SH. Et al	50	Bronchoalveolar fluid	28	Phyla: Firmicutes and TM7Genera: Veillonella and Megasphaera
Cameron SJS. Et al	51	Spontaneous sputum	10	Streptococcus viridans and 16 other microbial species
Liu HX et al	52	Bronchoscopy samples	42	Streptococcus