[1] Foschi, F., Cavrini, F., Montebugnoli, L., Stashenko, P., Sambri, V. and Prati, C. (2005) Detection of bacteria in endodontic samples by polymerase chain reaction assays and association with defined clinical signs in Italian patients. Oral Microbiology and Immunology, 20, 289-295. doi:10.1111/j.1399-302X.2005.00227.x
[2] Sassone, L., Fidel, R., Faveri, M., Fidel, S., Fiqueiredo, L. and Feres, M. (2008) Microbiological evaluation of primary endodontic infections in teeth with and without sinus tract. International Endodontic Journal, 41, 508-515. doi:10.1111/j.1365-2591.2008.01397.x
[3] Gomes, B., Pinheiro, E., Gadê-Neto, C., Sousa, E., Ferraz, C., Zaia, A., et al. (2004) Microbiological examination of infected dental root canals. Oral Microbiology and Immunology, 19, 71-76. doi:10.1046/j.0902-0055.2003.00116.x
[4] Gomes, B., Jacinto, R., Pinheiro, E., Sousa, E., Zaia, A., Ferraz, C., et al. (2005) Porphyromonas gingivalis, Porphyromonas endodontalis, Prevotella intermedia and Prevotella nigrescens in endodontic lesions detected by culture and by PCR. Oral Microbiology and Immunology, 20, 211-215. doi:10.1111/j.1399-302X.2005.00214.x
[5] Sousa-Neto, M., Marchesan, M., Pécora, J., Junior, A., Silva-Sousa, Y. and Saquy, P. (2002) Effect of Er:YAG laser on adhesion of root canal sealers. Journal of Endodontics, 28, 185-187. doi:10.1097/00004770-200203000-00010
[6] Schoop, U., Kluger, W., Dervisbegovic, S., Goharkhay, K., Wernisch, J., Georgopoulos, A., et al. (2006) Innovative wavelengths in endodontic treatment. Lasers in Surgery and Medicine, 38, 624-630. doi:10.1002/lsm.20331
[7] Jha, D., Guerrero, A., Ngo, T., Helfer, A. and Hasselgren, G. (2006) Inability of laser and rotary instrumentation to eliminate root canal infection. Journal of the American Dental Association, 137, 67-70.
[8] Garcez, A., Ribeiro, M., Tegos, G., Nú?ez, S., Jorge, A. and Hamblin, M. (2007) Antimicrobial photodynamic therapy combined with conventional endodontic treatment to eliminate root canal biofilm infection. Lasers in Surgery and Medicine, 39, 59-66. doi:10.1002/lsm.20415
[9] Blum, J., Michailesco, P. and Abadie, M. (1997) An evaluation of the bactericidal effect of the Nd:YAP laser. Journal of Endodontics, 23, 583-585. doi:10.1016/S0099-2399(06)81127-1
[10] Dostálová, T., Jelínková, H., Housová, D., Sulc, J., Neme?, M., Dusková, J., et al. (2002) Endodontic treatment with application of Er:YAG laser waveguide radiation disinfection. Journal of Clinical Laser Medicine and Surgery, 20, 135-139. doi:10.1089/104454702760090218
[11] Fegan, S. and Steiman, H. (1995) Comparative evaluation of the antibacterial effects of intracanal Nd:YAG laser irradiation: an in vitro study. Journal of Endodontics, 21, 415-417. doi:10.1016/S0099-2399(06)80827-7
[12] Fonseca, M., Júnior, P., Pallota, R., Filho, H., Denardin, O., Rapoport, A., et al. (2008) Photodynamic therapy for root canals infected with Enterococcus faecalis. Photomedicine and Laser Surgery, 26, 209-213. doi:10.1089/pho.2007.2124
[13] Gordon, W., Atabakhsh, V., Meza, F., Doms, A., Nissan, R., Rizoiu, I., et al. (2007) The antimicrobial efficacy of the erbium, chromium:yttrium-scandium-gallium-garnet laser with radial emitting tips on root canal dentin walls infected with Enterococcus faecalis. Journal of the American Dental Association, 138, 992-1002.
[14] Gutknecht, N., Nuebler-Moritz, M., Burghardt, S. and Lampert, F. (1997) The efficiency of root canal disinfection using a holmium:yttrium-aluminum-garnet laser in vitro. Journal of Clinical Laser Medicine and Surgery, 15, 75-78.
[15] Hardee, M., Miserendino, L., Kos, W. and Walia, H. (1994) Evaluation of the antibacterial effects of intracanal Nd:YAG laser irradiation. Journal of Endodontics, 20, 377-380. doi:10.1016/S0099-2399(06)80294-3
[16] Kreisler, M., Kohnen, W., Beck, M., Al-Haj, H., Christoffers, A., G?tz, H., et al. (2003) Efficacy of NaOCl/H2O2 irrigation and GaAlAs laser in decontamination of root canals in vitro. Lasers in Surgery and Medicine, 32, 189-196. doi:10.1002/lsm.10148
[17] Moritz, A., Gutknecht, N., Goharkhay, K., Schoop, U., Wernisch, J. and Sperr, W. (1997) In vitro irradiation of infected root canals with a diode laser: Results of microbiologic, infrared spectrometric, and stain penetration examinations. Quintessence International, 28, 205-209.
[18] Moshonov, J., Orstavik, D., Yamauchi, S., Pettiette, M. and Trope, M. (1995) Nd:YAG laser irradiation in root canal disinfection. Endodontics & dental traumatology, 11, 220-224. doi:10.1111/j.1600-9657.1995.tb00492.x
[19] Perin, F., Fran?a, S., Silva-Sousa, Y., Alfredo, E., Saquy, P., Estrela, C., et al. (2004) Evaluation of the antimicrobial effect of Er:YAG laser irradiation versus 1% sodium hypochlorite irrigation for root canal disinfection. Australian Endodontic Journal, 30, 20-22. doi:10.1111/j.1747-4477.2004.tb00162.x
[20] Ramsk?ld, L., Fong, C. and Str?mberg, T. (1997) Thermal effects and antibacterial properties of energy levels required to sterilize stained root canals with an Nd:YAG laser. Journal of Endodontics, 23, 96-100. doi:10.1016/S0099-2399(97)80253-1
[21] Schoop, U., Goharkhay, K., Klimscha, J., Zagler, M., Wernisch, J., Georgopoulos, A., et al. (2007) The use of the erbium, chromium:yttrium-scandium-gallium-garnet laser in endodontic treatment: the results of an in vitro study. Journal of the American Dental Association, 138, 949-955.
[22] Schoop, U., Moritz, A., Kluger, W., Patruta, S., Goharkhay, K., Sperr, W., et al. (2002) The Er:YAG laser in endodontics: results of an in vitro study. Lasers in Surgery and Medicine, 30, 360-364. doi:10.1002/lsm.10054
[23] Soukos, N., Chen, P., Morris, J., Ruggiero, K., Abernethy, A., Som, S., et al. (2006) Photodynamic therapy for endodontic disinfection. Journal of Endodontics, 32, 979- 984. doi:10.1016/j.joen.2006.04.007
[24] Vezzani, M., Pietro, R., Silva-Sousa, Y., Brugnera-Junior, A. and Sousa-Neto, M. (2006) Disinfection of root canals using Er:YAG laser at different frequencies. Photomedicine and Laser Surgery, 24, 499-502. doi:10.1089/pho.2006.24.499
[25] Folwaczny, M., Mehl, A., Jordan, C. and Hickel, R. (2002) Antibacterial effects of pulsed Nd:YAG laser radiation at different energy settings in root canals. Journal of Endodontics, 28, 24-29. doi:10.1097/00004770-200201000-00006
[26] Bergmans, L., Moisiadis, P., Teughels, W., Van Meerbeek, B., Quirynen, M. and Lambrechts, P. (2006) Bactericidal effect of Nd:YAG laser irradiation on some endodontic pathogens ex vivo. International Endodontic Journal, 39, 547-557. doi:10.1111/j.1365-2591.2006.01115.x
[27] Moritz, A., Schoop, U., Goharkhay, K., Jakolitsch, S., Kluger, W., Wernisch, J., et al. (1999) The bactericidal effect of Nd:YAG, Ho:YAG, and Er:YAG laser irradiation in the root canal: An in vitro comparison. Journal of Clinical Laser Medicine and Surgery, 17, 161-164.
[28] Mehl, A., Folwaczny, M., Haffner, C. and Hickel, R. (1999) Bactericidal effects of 2.94 μm Er:YAG-laser radiation in dental root canals. Journal of Endodontics, 25, 490-493. doi:10.1016/S0099-2399(99)80288-X
[29] Piccolomini, R., D’Arcangelo, C., D’Ercole, S., Catamo, G., Schiaffino, G. and De Fazio, P. (2002) Bacterologic evaluation of the effect of Nd:YAG laser irradiation in experimental infected root canals. Journal of Endodontics, 28, 276-278. doi:10.1097/00004770-200204000-00004
[30] Bergmans, L., Moisiadis, P., Huybrechts, B., Van Meerbeek, B. and Quirynen, M.P.L. (2008) Effect of photo-activated disinfection on endodontic pathogens ex vivo. International Endodontic Journal, 41, 227-239. doi:10.1111/j.1365-2591.2007.01344.x
[31] Wang, Q., Zhang, C. and Yin, X. (2007) Evaluation of the bactericidal effect of Er,Cr:YSGG, and Nd:YAG lasers in experimentally infected root canals. Journal of Endodontics, 33, 830-832. doi:10.1016/j.joen.2007.03.017
[32] De Souza, E., Cai, S., Simionato, M. and Lage-Marques, J. (2008) High-power diode laser in the disinfection in depth of the root canal dentin. Oral Surgery, Oral Medicine, Oral Pathology, Oral Radiology & Endodontics, 106, 68-72. doi:10.1016/j.tripleo.2008.02.032
[33] Foschi, F., Fontana, C., Ruggiero, K., Riahi, R., Vera, A., Doukas, A., et al. (2007) Photodynamic inactivation of enterococcus faecalis in dental root canals in vitro. Lasers in Surgery and Medicine, 39, 782-787. doi:10.1002/lsm.20579
[34] Fimple, J., Fontana, C., Foschi, F., Ruggiero, K., Song, X., Pagonis, T., et al. (2008) Photodynamic treatment of endodontic polymicrobial infection in vitro. Journal of Endodontics, 34, 728-734. doi:10.1016/j.joen.2008.03.011