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[Epidemiological and etiological characteristics of Vibrio parahaemolyticus strains causing foodborne disease outbreaks in Guangdong Province from 2017 to 2020].
Li, B S; Li, J H; Liang, D M; He, B X; Ke, M Z; Liu, Y; Long, H P; Dong, Huobo.
Afiliação
  • Li BS; Institute of Pathogenic Microbiology of Guangdong Provincial Center for Disease Control and Prevention, Guangzhou 510000, China Guangdong Workstation for Emerging Infectious Disease Control and Prevention, Chinese Academy of Medical Sciences, Guangzhou 510000, China.
  • Li JH; Institute of Pathogenic Microbiology of Guangdong Provincial Center for Disease Control and Prevention, Guangzhou 510000, China Guangdong Workstation for Emerging Infectious Disease Control and Prevention, Chinese Academy of Medical Sciences, Guangzhou 510000, China.
  • Liang DM; Institute of Pathogenic Microbiology of Guangdong Provincial Center for Disease Control and Prevention, Guangzhou 510000, China Guangdong Workstation for Emerging Infectious Disease Control and Prevention, Chinese Academy of Medical Sciences, Guangzhou 510000, China.
  • He BX; Institute of Pathogenic Microbiology of Guangdong Provincial Center for Disease Control and Prevention, Guangzhou 510000, China Guangdong Workstation for Emerging Infectious Disease Control and Prevention, Chinese Academy of Medical Sciences, Guangzhou 510000, China.
  • Ke MZ; Institute of Pathogenic Microbiology of Guangdong Provincial Center for Disease Control and Prevention, Guangzhou 510000, China Guangdong Workstation for Emerging Infectious Disease Control and Prevention, Chinese Academy of Medical Sciences, Guangzhou 510000, China.
  • Liu Y; Institute of Pathogenic Microbiology of Guangdong Provincial Center for Disease Control and Prevention, Guangzhou 510000, China Guangdong Workstation for Emerging Infectious Disease Control and Prevention, Chinese Academy of Medical Sciences, Guangzhou 510000, China.
  • Long HP; Institute of Pathogenic Microbiology of Guangdong Provincial Center for Disease Control and Prevention, Guangzhou 510000, China Guangdong Workstation for Emerging Infectious Disease Control and Prevention, Chinese Academy of Medical Sciences, Guangzhou 510000, China.
  • Dong H; Institute of Pathogenic Microbiology of Guangdong Provincial Center for Disease Control and Prevention, Guangzhou 510000, China Guangdong Workstation for Emerging Infectious Disease Control and Prevention, Chinese Academy of Medical Sciences, Guangzhou 510000, China.
Zhonghua Yu Fang Yi Xue Za Zhi ; 56(4): 443-447, 2022 Apr 06.
Article em Zh | MEDLINE | ID: mdl-35488540
ABSTRACT

Objective:

To study the epidemiological and pathogenic characteristics of Vibrio parahaemolyticus isolated from outbreaks cases in Guangdong Province, 2017-2020.

Methods:

Epidemiological characteristics of 87 outbreak events caused by Vibrio parahaemolyticus were analyzed. Strains were serotyped, and then analyzed by pulsed-field gel electrophoresis (PFGE).

Results:

The food-borne disease outbreak caused by Vibrio parahaemolyticus was found in 16 cities. 44.8% (39/87) and 37.9% (33/87) of the outbreaks occurred in hotels, restaurants and school canteens, respectively. Improper food processing and storage (40.2%, 35/87) and cross contamination caused by indiscriminate raw and cooked food (25.3%, 22/87) were the main causes of food-borne disease outbreaks of Vibrio parahaemolyticus. The main serotypes of patient derived strains were O3K6 (87.5%) and O4KUT (22.5%). The similarity value between O3K6 type isolates was 65.5%-100.0%, and the PFGE pattern similarity value of O4KUT type isolates was 66.5%-100.0%.

Conclusion:

Outbreaks caused by Vibrio parahaemolyticus are widely distributed in Guangdong province. It is necessary to strengthen the publicity and education on the correct handling of food in hotels, restaurants, schools, and unit canteens. O3K6 and O4KUT serotypes are the main serotypes of the outbreak. There is genetic diversity among the epidemic strains.
Assuntos

Texto completo: 1 Coleções: 01-internacional Base de dados: MEDLINE Assunto principal: Vibrioses / Vibrio parahaemolyticus / Doenças Transmitidas por Alimentos Tipo de estudo: Etiology_studies Limite: Humans País/Região como assunto: Asia Idioma: Zh Ano de publicação: 2022 Tipo de documento: Article

Texto completo: 1 Coleções: 01-internacional Base de dados: MEDLINE Assunto principal: Vibrioses / Vibrio parahaemolyticus / Doenças Transmitidas por Alimentos Tipo de estudo: Etiology_studies Limite: Humans País/Região como assunto: Asia Idioma: Zh Ano de publicação: 2022 Tipo de documento: Article