Water ecology of Legionella and protozoan: Environmental and public health perspectives

Biotechnology Annual Review

Volumn 11, Issue SUPPL., 2005, Pages 355-380

  Borella, Paola ^a   Guerrieri, Elisa ^a   Marchesi, Isabella ^a   Bondi, Moreno ^a   Messi, Patrizia ^a  

^a UNIVERSITY OF MODENA AND REGGIO EMILIA   (Italy)

Author keywords

Amoebae; Biofilm; Ecological niches; Growing factors; Intracellular life; Legionella; Prevention; Protozoa; Viable not culturable state; Water contamination

Indexed keywords

BIOCIDE;

AEROSOL; AMOEBA; ANTIBIOTIC RESISTANCE; BACTERIAL GROWTH; BACTERIAL SURVIVAL; BACTERIAL TRANSMISSION; BACTERIAL VIRULENCE; BIOFILM; CHLORINATION; DISEASE CARRIER; ECOLOGICAL NICHE; EVOLUTIONARY ADAPTATION; GROWTH INHIBITION; HISTOPATHOLOGY; HOST PARASITE INTERACTION; HUMAN; INFECTION CONTROL; LEGIONELLA PNEUMOPHILA; LEGIONNAIRE DISEASE; MICROFLORA; NONHUMAN; PATHOGENESIS; PRIMARY PREVENTION; PROTOZOAL INFECTION; PUBLIC HEALTH; REVIEW; SPECIES HABITAT; WATER CONTAMINATION;

ANIMALS; ECOLOGY; ECOSYSTEM; FRESH WATER; HUMANS; LEGIONELLA; LEGIONELLOSIS; PROTOZOA; PUBLIC HEALTH; WATER MICROBIOLOGY;

BACTERIA (MICROORGANISMS); LEGIONELLA; LEGIONELLA PNEUMOPHILA; PROTOZOA;

EID: 26844531491     PISSN: 13872656     EISSN: None     Source Type: Book Series    
DOI: 10.1016/S1387-2656(05)11011-4     Document Type: Review

References (152)

1. Fraser DW Tsai TR Orenstein W Parkin WE Beecham HJ Sharrar RG Harris J Mallison GF Martin SM McDade JE Shepard CC and Brachman PS Legionnaires' disease: Description of an epidemic of pneumonia N Engl J Med 297 1977 1189-1197
2. Adeleke AA Fields BS Benson RF Daneshvar MI Purckler JM Ratcliff RM Harrison TG Weyant RS Birtles RJ Raoult D Halablab and MA Legionella drozanskii sp. nov., Legionella rowbothamii sp. nov. and Legionella fallonii sp. nov.: Three unusual new Legionella species Int J Syst Evol Microbiol 51 2001 1151-1160
3. Benson RF and Fields BS Classification of the genus Legionella Semin Respir Infect 13 1998 90-99
4. Lo Presti F Riffard S Meugnier H Reyrolle M Lasne Y Grimont PA Grimont F Vandenesch F Etienne J Fleurette J Freney and J Legionella taurinensis sp. nov., a new species antigenically similar to Legionella spiritensis Int J Syst Bacteriol 49 1999 397-403
5. Lo Presti F Riffard S Meugnier H Reyrolle M Lasne Y Grimont PA Grimont F Benson RF Brenner DJ Steigerwalt AG Etienne J and Freney J Legionella gresilensis sp. nov. and Legionella beliardensis sp. nov., isolated from water in France Int J Syst Evol Microbiol 51 2001 1949-1957
6. Fields BS The molecular ecology of legionellae Trends Microbiol 4 1996 286-290
7. Yu VL Plouffe JF CastellaniPastoris M Stout JE Schousboe M Widmer A Summersgill J File T Heath CM Paterson DL and Chereshsky A Distribution of Legionella species and serogroups isolated by culture in patients with sporadic community-acquired legionellosis: An international collaborative survey J Infect Dis 186 2002 127-128
8. Glick TH Gregg MB Berman B Mallison G Rhodes WW Jr and Kassanoff I Pontiac fever. An epidemic of unknown etiology in a health department. I. Clinical and epidemiologic aspects Am J Epidemiol 107 1978 149-160 160
9. Boshuizen HC Neppelenbroek SE van Vliet H Schellekens JF Boer JW Peeters MF and Spaendonck MA Subclinical Legionella infection in workers near the source of a large outbreak of legionnaires disease J Infect Dis 184 2001 515-518
10. Marston BJ Lipman HB and Breiman RF Surveillance for legionnaires' disease. Risk factors for morbidity and mortality Arch Intern Med 154 1994 2417-2422
11. Joseph CA and European Working Group for Legionella Infections (EWGLI). Legionnaires' disease in Europe 2000-2002. Epidemiol Infect 2004;132:417-424
12. Rota MC Ricci ML Caporali MG and Salmaso S La legionellosi in Italia nel 2003. Rapporto annuale Not Ist Super Sanità 17 2004 8-13
13. Benin AL Benson RF and Besser RE Trends in legionnaires' disease, 1980-1998: Declining mortality and new patterns of diagnosis Clin Infect Dis 35 2002 1039-1046
14. Muder RR Yu VL and Fang GD Community-acquired Legionnaires' disease Semin Respir Infect 4 1989 32-39
15. Broome CV Current issues in the epidemiology of legionellosis Thornsberry C Balows A Feeley JC and Jakubowski W (eds) In Legionella - Proceedings Second International Symposium. 1983 American Society for Microbiology Press Washington, DC 205-209
16. Borella P Montagna MT Romano-Spica V Stampi S Stancanelli G and Triassi M Environmental diffusion of Legionella spp and legionellosis frequency among patients with pneumonia: Preliminary results of a multicentric Italian survey Ann Ig 15 2003 493-503
17. Marston BJ Plouffe JF Breiman RF et al. Preliminary findings of a community-based pneumonia incidence study Barbaree JM Breiman RF and Dufour AP (eds) In Legionella: Current Status and Emerging Perspectives. 1993 American Society of Microbiology Washington, DC 36-37
18. Fliermans CB Cherry WB Orrison LH Smith SJ Tison DL and Pope DH Ecological distribution of Legionella pneumophila Appl Environ Microbiol 41 1981 9-16
19. Straus WL Plouffe JF File TM Jr Lipman HB Hackman BH Salstrom SJ et al. Risk factors for domestic acquisition of legionnaires disease. Ohio legionnaires Disease Group Arch Intern Med 156 1996 1685-1692 1692
20. Stout JE Yu VL Yee YC Vaccarello S Diven W and Lee TC Legionella pneumophila in residential water supplies: Environmental surveillance with clinical assessment for Legionnaires' disease Epidemiol Infect 109 1992 49-57
21. Borella P Montagna MT Romano-Spica V Stampi S Stancanelli G Triassi M Neglia R Marchesi I Fantuzzi G Tato D Napoli C Quaranta G Laurenti P Leoni E De Luca G Ossi C Moro M Ribera and D'Alcala G Legionella infection risk from domestic hot water Emerg Infect Dis 10 2004 457-464
22. Fraser DW Sources of legionellosis Balows A Thornsberry C Feeley JC and Jakubowski W (eds) In Proceedings of the Second International Symposium on Legionella. 1984 American Society for Microbiology Washington DC 277-280
23. Ortiz-Roque CM and Hazen TC Abundance and distribution of Legionellaceae in Peurto Rican waters Appl Environ Microbiol 53 1987 2231-2236
24. Colbourne JS Dennis PJ Trew RM Berry G and Vesey G Legionella and public water supplies Water Sci Technol 20 1988 5-10
25. Hoge CW and Breiman RF Advances in the epidemiology and control of Legionella I infections Epidemiol Rev 13 1991 329-335
26. Fields BS Legionellae and Legionnaires' disease Hurst CJ Knudsen GR McInerney MJ Stetzenbach LD and Walter MV (eds) In Manual of Environmental Microbiology. Vol. 1, 1997 American Society for Microbiology Washington, DC 666-675
27. Heller R Holler C Sussmuth R and Gundermann KO Effect of salt concentration and temperature on survival of Legionella pneumophila Lett Appl Microbiol 26 1998 64-68
28. Palmer CJ Tsai YL Paszko-Kolva C Mayer C and Sangermano LR Detection of Legionella species in sewage and ocean water by polymerase chain reaction, direct fluorescent-antibody, and plate culture methods Appl Environ Microbiol 59 1993 3618-3624
29. Steinert M Hentschel U and Hacker J Legionella pneumophila: An aquatic microbe goes astray FEMS Microbiol Rev 26 2002 149-162
30. Heng BH Goh KT Ng DL and Ling AE Surveillance of legionellosis and Legionella bacteria in the built environment in Singapore Ann Acad Med Singapore 26 1997 557-565
31. Atlas RM, Williams JF and Huntington MK. Legionella contamination of dental-unit waters. Appl Environ Microbiol 1995;61:1208-1213
32. Atlas RM Legionella: From environmental habitats to disease, pathology, detection and control Appl Environ Microbiol 4 1999 283-293
33. Koide M, Saito A, Kusano N and Higa F. Detection of Legionella Spp. in cooling tower water by the polymerase chain reaction method. Appl Environ Microbiol 1993;59:1943-1946
34. Lee J West AA Survival and growth of Legionella species in the environment J Appl Bacteriol 70 1991 121S-129S
35. R PCR Legionella Kit, culture, and immunofluorescent staining Water Res 31 1997 287-293
36. Schwartz T Hoffmann S and Obst U Formation and bacterial composition of young, natural biofilms obtained from public bank-filtered drinking water systems Water Res 32 1998 2787-2797
37. Emtiazi F Shwartz T Marten SM Krolla-Sidenstein P and Obst U Investigation of natural biofilms formed during the production of drinking water from surface water embankment filtration Water Res 38 2004 1197-1206
38. Zacheus OM and Martikainen PJ Occurrence of legionellae in hot water distribution systems of Finnish apartment buildings Can J Microbiol 40 1994 993-999
39. Luck PC Leupold I Hlawitschka M Helbig JH Carmienke I Jatzwauk L et al. Prevalence of Legionella species, serogroups, and monoclonal subgroups in hot water systems in south-eastern Germany Zentralblatt Hyg Umweltmedizin 193 1993 450-460
40. Nguyen MH Stout JE and Yu VL Legionellosis Infect Dis Clin North Am 5 1991 561-579
41. King CH Shotts EB Jr Wooley RE and Porter KG Survival of coliforms and bacterial pathogens within protozoa during chlorination Appl Environ Microbiol 54 1988 3023-3033
42. Kusnetsov JM Keskitalo PJ Ahonen HE Tulkki AI Miettinen IT and Martikanen PJ Growth of Legionella and other heterotrophic bacteria in a circulating cooling water system exposed to ultraviolet irradiation J Appl Bacteriol 77 1994 461-466
43. Rogers J Dowsett AB Dennis PJ Lee JV and Keevil CW Influence of temperature and plumbing material selection on biofilm formation and growth of Legionella pneumophila in a model potable water system containing complex microbial flora Appl Environ Microbiol 60 1994 1585-1592
44. Steinert M Emödy L Amann R and Hacker J Resuscitation of viable but nonculturable Legionella pneumophila Philadelphia JR32 by Acanthamoeba castellanii Appl Environ Microbiol 63 1997 2047-2053
45. James BW Mauchline WS Dennis PJ Keevil CW and Wait R Poly-3-hydroxybutyrate in Legionella pneumophila, an energy source for survival in low-nutrient environments Appl Environ Microbiol 65 1999 822-827
46. Katz SM and Hammel JM The effect of drying, heat, and pH on the survival of Legionella pneumophila Ann Clin Lab Sci 17 1987 150-156
47. Schulze-Robbcke R Rodder M and Exner M Multiplication and inactivation temperatures of naturally occurring legionellae Zentbl Bakteriol Hyg B 184 1987 495-500
48. Dennis PJ Green D and Jones BPC A note on the temperature tolerance of Legionella J Appl Bacteriol 56 1984 349-350
49. Ohno A Kato N Yamada K and Yamaguchi K Factors Influencing Survival of Legionella pneumophila Serotype 1 in Hot Spring Water and Tap Water Appl. Environ. Microbiol 69 2003 2540-2547
50. Guerrieri E, Bondi M, Foschieri F, Ciancio C, Marchesi I and Messi P. Role of Acanthamoeba polyphaga in the microbial ecology of Legionella pneumophila and other aquatic bacteria. Acta XVI Congress of European Countries Biologists Association 2003;2:33-39
51. Stout JE Best MG and Yu VL Susceptibility of members of the family Legionellaceae to thermal stress: Implication for heat eradication methods in water distribution systems Appl Environ Microbiol 49 1986 221-228
52. West AA Araujo R Denis PJL Lee JV and Keevil CW Chemostat models of Legionella pneumophila Flannigan B (ed) In Airborne Deteriogens and Pathogens. 1989 Biodeterioration Society London 107-116
53. Paszko-Kolva C Shahamat M and Colwell RR Effect of temperature on survival of Legionella pneumophila in the aquatic environment Microb Releases 2 1993 73-79
54. States SJ Conley LF Ceraso M Stephenson TE Wolford RS Wadowsky RM et al. Effects of metals on Legionella pneumophila growth in drinking water plumbing systems Appl Environ Microbiol 50 1985 1149-1154
55. Borella P Montagna MT Romano-Spica V Stampi S Stancanelli G Triassi M Marchesi I Bargellini A Neglia R Paglionico N Spilotros G Moscato U Casati G Legnani PP Sacchetti R Ossi C Moro M and Ribera G Relationship between mineral content of domestic hot water and microbial contamination J Trace Elem Med Biol 17 Suppl 1 2003 37-43
56. James BW Mauchline WS Fitzgeorge RB Dennis PJ and Keevil CW Influence of iron-limited continuous culture on physiology and virulence of Legionella pneumophila Infect Immun 63 1995 4224-4230
57. Kaprelyants AS and Kell DB Do bacteria need to communicate with each other for growth? Trends Microbiol 4 1996 237-242
58. Swift S Downie JA Whitehead NA Barnard AM Salmond GP and Williams P Quorum sensing as a population-density-dependent determinant of bacterial physiology Adv Microb Physiol 45 2001 199-270
59. Hambleton P Broster MG Dennis PJ Henstridge R Fitzgeorge R and Conlan JW Survival of virulent Legionella pneumophila in aerosol J Hyg 90 1983 451-460 460
60. Dennis PJ and Lee JV Differences in aerosol survival between pathogenic and non-pathogenic strains of Legionella pneumophila serogroup 1 J Appl Microbiol 65 1988 135-141
61. th Annual Meeting of the European Working Group for Legionella Infections. 15-18 May 2004. Chamonix, France, 2004;1:33
62. Hussong D Colwell RR O'Brien M Wess E Pearson AD Weiner RM and Burge WD Viable Legionella pneumophila not detectable by culture on agar media Bio/Technol 5 1987 947-950
63. Paszko-Kolva C Long-term survival of Legionella pneumophila serogroup 1under low-nutrients conditions and associated morphological changes FEMS Microbiol. Ecol 102 1992 45-55
64. England AC III Fraser DW Mallison GF Mackel DC Skaliy P and Gorman GW Failure of Legionella pneumophila sensitivities to predict culture results from disinfectant-treated air-conditioning cooling towers Appl Environ Microbiol 43 1982 240-244
65. Steinert M Ockert G Lück C and Hacker J Regrowth of Legionella pneumophila in a heat-disinfected plumbing system Zentbl Bacteriol 288 1998 331-342
66. Hagele S Kohler R Merkert H Schleicher M Hacker J and Steinert M Dictyostelium discoideum: A new host model system for intracellular pathogens of the genus Legionella Cell Microbiol 2 2000 165-171
67. Solomon JM Rupper A Cardelli JA and Isberg RR Intracellular growth of Legionella pneumophila in Dictyostelium discoideum, a system for genetic analysis of host-pathogen interactions Infect Immun 68 2000 2939-2947
68. Rowbotham TJ Preliminary report on the pathogenicity of Legionella pneumophila for freshwater and soil amoebae J Clin Pathol 33 1980 1179-1183
69. Harb OS Gao LY and Abu Kwaik Y From protozoa to mammalian cells: A new paradigm in the life cycle of intracellular bacterial pathogens Environ Microbiol 2 2000 251-265
70. Abu Kwaik Y Gao LY Stone BJ Venkataraman C and Harb OS Invasion of protozoa by Legionella pneumophila and its role in bacterial ecology and pathogenesis Appl Environ Microbiol 64 1998 3127-3133
71. Martinez AJ and Visvesvara GS Free-living, amphizoic and opportunistic amebas Brain Pathol 7 1997 583-598
72. Tyndall RL and Domingue EL Cocultivation of Legionella pneumophila and free-living amoebae Appl Environ Microbiol 44 1982 954-959
73. Essig A Heinemann M Simnacher U and Marre R Infection of Acanthamoeba castellanii by Chlamydia pneumoniae Appl Environ Microbiol 63 1997 1396-1399
74. Cirillo JD Falkow S Tompkins LS and Bermudez LE Interaction of Mycobacterium avium with environmental amoebae enhances virulence Infect Immun 65 1997 3759-3767
75. Abu Kwaik YA Fatal attraction of mammalian cells to Legionella pneumophila Mol Microbiol 30 1998 689-695
76. Newsome AL Baker RL Miller RD and Arnold RR Interactions between Naegleria fowleri and Legionella pneumophila Infect Immun 50 1985 449-452
77. Smith-Somerville HE Huryn VB Walker C and Winters AL Survival of Legionella pneumophila in the cold-water ciliate Tetrahymena vorax Appl Environ Microbiol 57 1991 2742-2749
78. Wadowsky RM Butler LJ Cook MK Verma SM Paul MA Fields BSp Keleti G Sycora JL and Yee RB Growth-supporting activity for Legionella pneumophila in tap water cultures and implication of hartmannellid amoebae as growth factors Appl Envir Mocrobiol 54 1988 2677-2682
79. Moffat JF and Tompkins LS A quantitative model of intracellular growth of Legionella pneumophila in Acanthamoeba castellanii Infect Immun 60 1992 296-301
80. Sanden GN, Morril WE, Fields BS, Breiman RF and Barbaree, JM. Incubation of water samples containing amoebae improves detection of Legionellae by the culture method. Appl Environ microbial 1992;58:2001-2004-12-17
81. Steele TW and McLennan AM Infection of Tetrahymena pyriformis by Legionella longbeachae and other Legionella species found in potting mixes Appl Environ Microbiol 62 1996 1081-1083
82. Anand CMR Skinner A Malik A and Kurtz JB Interaction of Legionella pneumophila and a free-living amoeba (Acanthamoeba palestinensis) J Hyg 91 1983 167-178
83. Steinert M Ott M Lück PC Tannich E and Hacker J Studies on the uptake and intracellular replication of Legionella pneumophila in protozoa and in macrophage-like cells FEMS Microbiol Ecol 15 1994 299-308
84. Pope CD O'Connel W and Cianciotto NP Legionella pneumophila mutants that are defective for iron aquisition and assimilation and intracellular infection Infect Immun 64 1996 629-636
85. Oldham LJ and Rodgers FG Adhesion penetration and intracellular replication of Legionella pneumophila: An in vitro model of pathogenesis J Gen Microbiol 131 1985 697-706
86. Vandenesch F Surgot M Bornstein N Paucod JC Marmet D Isoard P and Fleurette J Relationship between free amoeba and Legionella: Studies in vitro and in vivo Zbl Bakt 272 1990 265-275
87. Samrakandi MM Ridenour DA Yan L and Cirillo JD Enty into host cells by Legionella Front in Biosc 7 2002 1-11
88. Winiecka-Krusnell J and Linder E Minireview: Bacterial infections of free-living amoebae Res Microbiol 152 2001 613-619
89. Nagington J and Smith DJ Pontiac fever and amoebae Lancet 2 1980
90. Rowbotham TJ Pontiac fever, amoebae, and legionellae Lancet 1 1981 40-41
91. Rowbotham TJ Current views on the relationships between amoebae, legionellae and man Isr J Med Sci 22 1986 678-689
92. Skinner AR Anand CM Malic A and Kurtz JB Acanthamoebae and environmental spread of Legionella pneumophila Lancet 2 1983 289-290
93. Barker J and Brown MR Trojan horses of the microbial world: Protozoa and the survival of bacterial pathogens in the environment Microbiol 140 1994 1253-1259
94. Henke M and Seidel KM Association between Legionella pneumophila and amoebae in water Isr J Med Sci 22 1986 690-695
95. Nahapetian K Challemel O Beurtin D Dubrou S Gounon P and Squinazi F The intracellular multiplication of Legionella pneumophila in protozoa from hospital plumbing systems Res Microbiol 142 1991 677-685
96. Breiman RF, Fields BS, Sandan GN et al. Association of shower use with Legionnaires' disease - possible role of amobae. Jama 1990;263:2924-2926
97. Messi P, Guerrieri E, Ciancio C, Marchesi I and Bondi M. Survival of Legionella pneumophila in artificial aquatic microhabitats: Macromethod. VIII National Conference of Public Health. Rome, Italy 19-20 november 2003, 2003b 1 220
98. Kilvington S and Price J Survival of Legionella pneumophila within cysts of Acanthamoeba polyphaga following chlorine exposure J Appl Bacteriol 68 1990 519-525
99. Rowbotham TJ Isolation of Legionella pneumophila fromclinical specimens via amoebae and the interaction of those and other isolates with amoebae J Clin Pathol 36 1983 978-986
100. Barker J Brown MR Collier PJ Farrell I and Gilbert P Relationship between Legionella pneumophila and Acanthamoeba polyphaga: Physiological status and susceptibility to chemical inactivation Appl Environ Microbiol 58 1992 2420-2425
101. Berk SG Ting RS Turner GW and Ashburn RJ Production of respirable vesicles containing live Legionella pneumophila cells by two Acanthamoeba spp Appl Environ Microbiol 64 1998 279-286
102. Brieland JK Fantone JC Remick DG LeGendre M McClain M and Engleberg NC The role of Legionella pneumophila-infected Hartmannella vermiformis as an infectious particle in a murine model of Legionnaire's disease Infect Immun 65 1997 5330-5333
103. Cirillo JD Tompkins LS and Falkow S Growth of Legionella pneumophila in Acanthamoeba castellanii enhances invasion Infect Immun 62 1994 3254-3261
104. Molmeret M Jarraud S Morin JP Pernin P Forey F Reyrolle M vandenesch F Etienne J and Farge P Different growth rates in amoeba of genotipically related environmental and clinical Legionella pneumophila strains isolated from a termal spa Epidemiol Infect 126 2001 231-239
105. Segal G and Shuman HA Legionella pneumophila utilises the same genes to multiply within Acanthamoeba castellanii and human macrophages Infect Immun 67 1999 2117-2124
106. Gao LY Harb OS and Abu Kwaik Y Utilization of similar mechanisms by Legionella pneumophila to parasitize two evolutionarily distant host cells, mammalian macrophages and protozoa Infect Immun 65 1997 4738-4746
107. Liles MR Edelstein PH and Cianciotto NP The prepilin peptidase is required for protein secretion by and the virulence of the intracellular pathogen Legionella pneumophila Mol Microbiol 31 1999 959-970
108. Cianciotto NP and Fields BS Legionella pneumophila mip gene potentiates intracellular infection of protozoa and human macrophages Proc Natl Acad Sci USA 89 1992 5188-5191
109. Bozue JA and Johnson W Interaction of Legionella pneumophila with Acanthamoeba castellanii: Uptake by coiling phagocytosis and inhibition of phagosome-lysosome fusion Infect Immun 64 1996 668-673
110. Horwiz MA Formation of a novel phagosome by the Legionnaires' diseases bacterium (Legionella pneumophila) in human monocytes J Exp Med 158 1983 1319-1331
111. Barker J Scaife H and Brown MR Intraphagocytic growth induces an antibiotic-resistant phenotype of Legionella pneumophila Antimicrob Agents Chemother 39 1995 2684-2688
112. Harb OS Venkataraman C Haack BJ Gao LY and Abu Kwaik Y Heterogeneity in the attachment and uptake mechanisms of the Legionnaires' disease bacterium, Legionella pneumophila, by protozoan hosts Appl Environ Microbiol 64 1998 126-132
113. Kuchta JM States SJ Wadowsky RM and Byers TJ Interactions of Legionella pneumophila with Hartmannella vermiformis including the efficacy of chlorine or copper and silver ions to disrupt the intra-amoebic multiplication of L. pneumophila Recent Res Dev Microbiol 2 1998 405-425
114. La Scola B Mezi L Weiller PJ and Raoult D Isolation of Legionella anisa using an amoebic coculture procedure J Clin Microbol 39 2001 365-366
115. Wadowsky RM and Yee RB Effect of non-Legionellaceae bacteria on the multliplication of Legionella pneumophila in potable water Appl Environ Microbiol 49 1985 1206-1210
116. Tison DL Pope DH Cherry WB and Fliermans CB Growth of Legionella pneumophila in association with blue-green algae (cyanobacteria) Appl Environ Microbiol 39 1980 456-459
117. Hume RD and Hann WD Growth relationships of Legionella pneumophila with green algae (Chlorophita) Thornsberry C Balows A Feely JC and Jakubowski W (eds) In Legionellae, Proceedings of the 2nd International Symposium. 1984 American Society for Microbiology Washington, DC 323-324
118. Padilla C Brevis P Lobus O and Hubert E Bacteriocin activity of Pseudomonas sp. on enteropathogenetic bacteria in an artificial aquatic system. Lett Appl Microbiol 23 1996 371-374
119. Vacheáe A Mossel DAA and Leclerc H Antimicrobical activity among Pseudomonas and related strains of mineral water origin J Appl Microbiol 83 1997 652-658
120. Messi P Guerrieri E and Bondi M Bacteriocin-like substance (BLS) production in Aeromonas hydrophila water isolates FEMS Microbiol Lett 220 2003a 121-125
121. Messi P, Guerrieri E and Bondi M. Antibiotic resistance and antibacterial activity in heterotrophic bacteria of mineral water origin. Sci Total Environ 2005. In press
122. Brook I Bacterial interference Critical Rev Microbiol 25 1999 155-172 172
123. Kalmokoff ML Daley E Austin JW and Farber JM Bacteriocin-like inhibitory activities among various species of Listeria Int J Food Microbiol 50 1999 191-201
124. Messi P, Guerrieri E Bondi M and Borella P. Microbial intereference: what role in the ecology of Acanthamoeba polyphaga and Legionella pneumophila? 41° National Conference pf Italian Society of Hygiene and Preventive Genova, 20-23 october 2004, 2004;1:150
125. Marolda CL Hauroder B John MA Michel R and Valvano MA Intracellular survival and saprophitic growth of isolates from the Burkholderia cepacia complex in free-living amoebae Microbiol 145 1999 1509-1517
126. Inglis TJJ Rigby P Robertson TA Dutton NS Henderson M and Chang BJ Interaction between Burkholderia pseudomallei and Acanthamoeba species results in coiling phagocytosis, endamebic bacterial survival, and escape Inf Imm 68 2000 1681-1686
127. Fritsche TR Gautom RK Seyedirashti S Bergeron DL and Lindquist T Occurrence of bacterial endosymbionts in Acanthamoeba polyphaga spp. isolated from corneal and environmental specimens and contact lenses J Clin Microbiol 31 1993 1122-1126
128. Brown MRW and Barker J Unexpected reservoirs of pathogenic bacteria: protozoa and biofilms Trends Microbiol 7 1999 46-50
129. Rogers J and Keevil CW Immunogold and fluorescein immunolabeling of Legionella pneumophila within an aquatic biofilm visualised by using episcopic differential interference contrast microscopy Appl Environ Microbiol 58 1992 2326-2330
130. Costerton JW Lewandowski Z Caldwell DE Korber DR and Lappin-Scott HM Microbial biofilms Annu Rev Microbiol 49 1995 711-745
131. Stickler D Biofilms Curr Opin Microbiol 2 1999 270-275
132. Donlan RM Biofilms: Microbial life on surfaces Emerg Infect Dis 8 2002 881-890
133. Shapiro JA Thinking about bacterial populations as multicellular organisms Annu Rev Microbiol 52 1998 81-104
134. Dahlberg C Bergstrøm M and Hermansson M In situ detection of high levels of horizontal plasmid transfer in marine bacterial communities Appl Environ Microbiol 64 1998 2670-2675
135. Hausner M and Wuertz S High rates of conjugation in bacterial biofilms as determined by quantitative in situ analysis Appl Environ Microbiol 65 1999 3710-3713
136. Barbeau J Gauthier C and Payment P Biofilms, infectious agents, and dental unit waterlines: A review Can J Microbiol 44 1998 1019-1028
137. Storey MV Långmark J Ashbolt NJ and Stenström TA The fate of legionellae within distribution pipe biofilms: Measurement of their inactivation and detachment Water Sci Technol 49 2004a 269-275
138. Williams JF, Molinari JA and Andrews N. Microbial contamination of dental unit water line origins and characteristics. Comp Continuing Educ Dentistry 1996;17:538-540
139. Zanetti F Stampi S De Luca G Fateh-Moghadam P Antonietta M Sabattini B and Checchi L Water characteristics associated with the occurrence of Legionella pneumophila in dental units Eur J Oral Sci 108 2000 22-28
140. Smith AJ Hood J Bagg J and Burke FT Water, water everywhere but not a drop to drink? Br Dental J 186 1999 12-14
141. Schofield GM and Locci R Colonization of components of a model hot water system by Legionella pneumophila J Appl Bacteriol 58 1985 151-162
142. Walker JT Rogers J and Keevil CW An investigation of the efficacy of bromine containing biocide on an aquatic consortium of planktonic and biofilm micro-organisms including Legionella pneumophila Biofouling 8 1994 47-54
143. Fields BS Benson RF and Besser RE Legionella and Legionnaires' Disease: 25 Years of Investigation Clin Microbiol Rev 15 2002 506-526
144. Surman SB Morton LHG and Keevil CW The dependence of Legionella pneumophila on other aquatic bacteria for survival on R2A medium Int Biodeter Biodegr 33 1994 223-236
145. Murga R Forster TS Brown E Pruckler JM Fields BS and Donlan RM The role of biofilms in the survival of Legionella pneumophila in a model potable water system Microbiol 147 2001 3121-3126
146. Kuiper MW Wullings BA Akkermans ADL Beumer RR and van der Kooij D Intracellular proliferation of Legionella pneumophila in Harmannella vermiformis in aquatic biofilms grown on plasticised polyvinil chloride Appl Env Microbiol 70 2004 6826-6833
147. Szewzyk U Szewzyk R Manz W and Schleifer KH Microbiological safety of drinking water Ann Rev Microbiol 54 2000 81-127
148. Storey MV and Ashbolt NJ Persistence of two model enteric viruses (B40-8and MS2 bacteriophages) in water distribution pipe biofilms Wat Sci Tech 43 2001 133-138
149. Stoodley P Wilson S Hall-Stoodley L Boiley JD Lappin-Scott HM and Costerton JW Growth and detachment of cell cluster from mature mixed-species biofilm Appl Environ Microbiol 67 2001 5608-5613
150. Rusin PA Rose JB Haas CN and Gerba CP Risk assessment of opportunistic bacterial pathogens in drinking water Rev Environ Contamination Toxicol 152 1997 57-83
151. Storey MV Ashbolt NJ and Stenström TA Biofilms, thermophilic amoebae and Legionella pneumophila - a quantitative risk assessment for distributed water Water Sci Technol 50 2004b 77-82
152. Haas CN Rose JB Gerba CP and Regli S Risk assessment of virus in drinking water Risk Anal 13 1993 545-552