All of the following are true regarding Legionella except.
Legionella can be grown on complex media
L. pneumophila serogroup 1 is the most common serogroup isolated from humans
Legionella are communicable from infected patients to others
L. pneumophila is not effectively killed by polymorphonuclear leukocyte
Ans. is 'c' i.e., Legionella are communicable from infected patients to othersRef: Harrison, 19th/e, p. 1014; Ananthanarayan, 9th/e, p. 401* No man to man transmission occurs.* Aspiration is predominant mode of transmission. Other modes include aerosolization, direct instillation into lungs.* Aerosolization by AC, nebulizer, humidifier, overhead showers and direct installation into lungs are other modes.* Aerosol spread leading to epidemics.
Bacteria