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(Chinese Center for Tropical Diseases R... Publications | LitMetric

764 results match your criteria: "(Chinese Center for Tropical Diseases Research)[Affiliation]"

Analysis of Severe and Relapse Risks of Imported Malaria in Five Provinces of China.

Am J Trop Med Hyg

December 2024

Department of Epidemiology and Biostatistics, School of Public Health, Anhui Medical University, Hefei, China.

Although China has achieved malaria elimination certification, the risk of malaria transmission reintroduction due to imported malaria remains. We analyzed data on imported malaria cases collected from January 1, 2014 to December 31, 2021, using multivariable logistic regression analysis to identify the factors associated with severe and relapsing malaria. The odds of severe malaria were around 4-fold greater for patients who were initially diagnosed with a nonmalarial illness than for patients initially diagnosed with malaria.

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The cognition, behaviours and social environment related to Clonorchis sinensis infection in China: a qualitative study.

Trans R Soc Trop Med Hyg

December 2024

Department of Medical Statistics, School of Public Health, Sun Yat-sen University, 74 Zhongshan 2nd Road, 510080, Yuexiu District, Guangzhou, Guangdong Province, People's Republic of China.

Background: Cognition, behaviours and social environment are associated with Clonorchis sinensis infection, a prevalent liver fluke disease in China. This study aimed to use social cognitive theory (SCT) to investigate these three aspects and their interaction in an endemic area.

Methods: We conducted three semi-structured focus group discussions in Da'ao town, Jiangmen city, Guangdong Province, China.

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Metagenomic insights into the resistome, mobilome, and virulome of dogs with diverse lifestyles.

Anim Microbiome

December 2024

School of Global Health, Chinese Center for Tropical Diseases Research, Shanghai Jiao Tong University School of Medicine, Shanghai, China.

Background: Dogs-whether pets, rural, or stray-exhibit distinct living styles that influence their fecal microbiota and resistomes, yet these dynamics remain underexplored. This study aimed to analyze and compare the fecal microbiota and resistomes of three groups of dogs (37 pets, 20 rural, and 25 stray dogs) in Shanghai, China.

Results: Metagenomic analysis revealed substantial differences in fecal microbial composition and metabolic activities among the dog groups.

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Pyrethroids are synthetic products derived from natural pyrethroids present in flowers and are extensively used as pesticides for agriculture, animal husbandry, and household pest control. However, excessive and prolonged usage of pyrethroid insecticides can result in adverse effects on both non-target and target species. Therefore, effective technologies need to be developed to remove pyrethroid contamination and ensure environmental safety.

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Global, regional and national disease burden of food-borne trematodiases: projections to 2030 based on the Global Burden of Disease Study 2021.

Infect Dis Poverty

December 2024

National Key Laboratory of Intelligent Tracking and Forecasting for Infectious Diseases,National Institute of Parasitic Diseases, Chinese Center for Disease Control and Prevention (Chinese Center for Tropical Diseases Research), NHC Key Laboratory of Parasite and Vector Biology, WHO Collaborating Center for Tropical Diseases, Shanghai, People's Republic of China.

Background: Food-borne trematodiases (FBTs), mainly encompassing clonorchiasis, fascioliasis, fasciolopsiasis, opisthorchiasis, and paragonimiasis, is a neglected public health problem, particularly in the WHO South-East Asia and the Western Pacific regions. This study evaluates the global, regional, and national disease burden of FBTs from 1990 to 2021 and projects trends to 2030, underscore the need for targeted prevention and control.

Methods: Using the Global Burden of Disease 2021 database, the crude and the age-standardized prevalence rate (ASPR) and age-standardized prevalence disability-adjusted life years rate (ASDR) of FBTs at the global, regional and national level from 1990 to 2021 were described.

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Global trends of schistosomiasis burden from 1990 to 2021 across 204 countries and territories: Findings from GBD 2021 study.

Acta Trop

December 2024

National Key Laboratory of Intelligent Tracking and Forecasting for Infectious Diseases, National Institute of Parasitic Diseases at Chinese Center for Disease Control and Prevention (Chinese Center for Tropical Diseases Research), NHC Key Laboratory of Parasite and Vector Biology, WHO Collaborating Centre for Tropical Diseases, National Center for International Research on Tropical Diseases, Shanghai 200025, China; School of Global Health, Chinese Center for Tropical Diseases Research, Shanghai Jiao Tong University School of Medicine, Shanghai 200025, China. Electronic address:

Introduction: The WHO aims to eliminate schistosomiasis as a public health problem by 2030. Based on the Global Burden of Disease 2021 (GBD 2021), this study assesses the global distribution of schistosomiasis burden to guide policy and resource allocation.

Methods: Schistosomiasis burden and social-demographic indexes (SDIs) data were extracted from GBD 2021 study.

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Background: Vector-borne parasitic infectious diseases associated with poverty (referred to as vb-pIDP), such as malaria, leishmaniasis, lymphatic filariasis, African trypanosomiasis, Chagas disease, and onchocerciasis, are highly prevalent in many regions around the world. This study aims to characterize the recent burdens of and changes in these vb-pIDP globally and provide a comprehensive and up-to-date analysis of geographical and temporal trends.

Methods: Data on the prevalence and disability-adjusted life years (DALYs) of the vb-pIDP were retrieved from the Global Burden of Disease, Injuries, and Risk Factors Study (GBD) 2021 for 21 geographical regions and 204 countries worldwide, from 1990-2021.

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Locally manufactured malaria RDTs for Plasmodium vivax: A comparative study of kits approved by National Medical Products Administration in China.

Microb Pathog

December 2024

National Institute of Parasitic Diseases, Chinese Center for Disease Control and Prevention, Chinese Center for Tropical Diseases Research, National Key Laboratory of Intelligent Tracking and Forecasting for Infectious Diseases, NHC Key Laboratory of Parasite and Vector Biology, WHO Collaborating Centre for Tropical Diseases, National Center for International Research on Tropical Diseases, Ministry of Science and Technology, Shanghai, China. Electronic address:

Purpose: Early and accurate detection of Plasmodium vivax malaria cases is essential for preventing the re-establishment of malaria transmission in China, given the widespread distribution of Anopheles vectors that transmit vivax malaria. In this study, we aimed to compare the performance of three different commercial malaria rapid diagnostic test (RDT) kits for screening P. vivax in China.

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Deciphering the climate-malaria nexus: A machine learning approach in rural southeastern Tanzania.

Public Health

December 2024

School of Global Health, Chinese Center for Tropical Diseases Research, Shanghai Jiao Tong University School of Medicine, Shanghai, 200025, China; One Health Center, Shanghai Jiao Tong University - The Edinburgh University, Shanghai, 200025, China; National Institute of Parasitic Diseases, Chinese Center for Disease Control and Prevention (Chinese Center for Tropical Diseases Research), National Health Commission Key Laboratory of Parasite and Vector Biology, WHO Collaborating Centre for Tropical Diseases, National Center for International Research on Tropical Diseases, Shanghai, 200025, China. Electronic address:

Objectives: Malaria remains a critical public health challenge, especially in regions like southeastern Tanzania. Understanding the intricate relationship between environmental factors and malaria incidence is essential for effective control and elimination strategies.

Study Design: Cohort study.

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Advancing knowledge of One Health in China: lessons for One Health from China's dengue control and prevention programs.

Sci One Health

November 2024

National Key Laboratory of Intelligent Tracking and Forecasting for Infectious Diseases, National Institute of Parasitic Diseases at Chinese Center for Disease Control and Prevention, Chinese Center for Tropical Diseases Research, Shanghai 200025, China.

Background: The emergence of dengue fever has prompted significant public health responses, highlighting the need for a comprehensive understanding of One Health in addressing vector-borne diseases. China's experience in dengue control and prevention programs offers valuable insights into the successful integration of multidisciplinary strategies.

Aims: The review aims to: (1) systematically analyze lessons from China's dengue control and prevention programs, focusing on the integration of these efforts with the One Health approach; (2) underscore the reasons of optimizing the dengue control and prevention program; (3) highlight the alignment of China's dengue control strategies with the One Health framework; (4) contribute to global efforts in combating dengue, providing scientific evidence and strategic recommendations for other regions facing similar challenges.

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Molecular identification and subtyping of Cryptosporidium spp. in laboratory mice and rats.

Parasite

December 2024

School of Global Health, Chinese Center for Tropical Diseases Research, Shanghai Jiao Tong University School of Medicine, Shanghai 200025, China - National Key Laboratory of Intelligent Tracking and Forecasting for Infectious Diseases, NHC Key Laboratory on Parasite and Vector Biology, National Institute of Parasitic Diseases, Chinese Center for Disease Control and Prevention, Chinese Center for Tropical Diseases Research, Shanghai 200025, China - World Health Organization Centre for Tropical Diseases, Shanghai 200025, China.

Cryptosporidium species can infect humans and more than 260 animal species, including 54 rodent species. However, data on the occurrence and genetic characterizations of Cryptosporidium spp. in laboratory rodents are limited.

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Background: Reactive case detection (RACD) for malaria control has been found effective in low transmission settings, but its impact and cost-effectiveness in moderate-to-high transmission settings are unknown. We conducted an economic evaluation alongside an empirical trial of a modified RACD strategy (1,7-mRCTR) in three moderate-to-high malaria transmission districts in Tanzania.

Methods: The costs and cost savings associated with the intervention relative to passive case detection alone were estimated in the study sites of Kilwa, Kibiti, and Rufiji districts in Tanzania from 2019-2021.

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Proteomic analysis of mouse liver lesions at all three stages of Echinococcus granulosus infection.

PLoS Negl Trop Dis

December 2024

National Key Laboratory of Intelligent Tracking and Forecasting for Infectious Diseases, National Institute of Parasitic Diseases at Chinese Center for Disease Control and Prevention, Chinese Center for Tropical Diseases Research, Shanghai, China.

Echinococcus granulosus, a zoonotic parasite, can severely damage host health or even lead to host death. In humans, early diagnosis of E. granulosus infection is difficult because the initial stages of the infection tend to be asymptomatic, this delays treatment and worsens prognosis in most patients.

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[Molluscicidal effect of spraying 5% niclosamide ethanolamine salt granules with drones against in marshland areas].

Zhongguo Xue Xi Chong Bing Fang Zhi Za Zhi

October 2024

National Institute of Parasitic Diseases, Chinese Center for Disease Control and Prevention (Chinese Center for Tropical Diseases Research), National Health Commission Key Laboratory of Parasite and Vector Biology, WHO Collaborating Centre for Tropical Diseases, National Center for International Research on Tropical Diseases, Ministry of Science and Technology, Shanghai 200025, China.

Article Synopsis
  • The study aimed to assess the effectiveness of using 5% niclosamide ethanolamine salt granules, applied with drones, for controlling snail populations in marshland habitats.
  • Four experimental groups were created, with variations in environmental cleaning and application methods, to monitor snail mortality and density over a two-week period.
  • Results showed varying mortality rates among groups, with the highest in the groups that employed environmental cleaning, indicating that pre-treatment cleaning is beneficial for improving the molluscicidal effect.
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[Molluscicidal effect of spraying different formulations of niclosamide ethanolamine salt with drones against in ditches].

Zhongguo Xue Xi Chong Bing Fang Zhi Za Zhi

September 2024

National Institute of Parasitic Diseases, Chinese Center for Disease Control and Prevention (Chinese Center for Tropical Diseases Research), National Health Commission Key Laboratory of Parasite and Vector Biology, WHO Collaborating Centre for Tropical Diseases, National Center for International Research on Tropical Diseases, Ministry of Science and Technology, Shanghai 200025, China.

Article Synopsis
  • The study aimed to test the effectiveness of different formulations of niclosamide ethanolamine salt on controlling snails in ditches using drone spraying.
  • Four experimental groups were set up with varying conditions and treatments, where two groups received cleaning and different concentrations of niclosamide were used.
  • Results showed that both formulations significantly reduced snail populations, achieving high mortality rates, with no significant differences in effectiveness between the two types of treatments used.
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[Cost-effectiveness analysis of chemical treatment with drones for control in marshland and lake areas].

Zhongguo Xue Xi Chong Bing Fang Zhi Za Zhi

October 2024

National Institute of Parasitic Diseases, Chinese Center for Disease Control and Prevention (Chinese Center for Tropical Diseases Research), WHO Collaborating Centre for Tropical Diseases, National Center for International Research on Tropical Diseases, National Health Commission Key Laboratory of Parasite and Vector Biology, Shanghai 200025, China.

Article Synopsis
  • * Methods: Researchers tested four groups in a 12,000 m area using 5% niclosamide ethanolamine salt granules, comparing drone and knapsack sprayer applications with and without prior environmental cleaning, monitoring snail mortality over 14 days.
  • * Results: The study found significant differences in snail mortality rates among the groups, with the highest effectiveness in Groups C and D, where environmental cleaning was implemented, indicating that drones are a promising method for snail control.
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[Spatiotemporal distribution of newly diagnosed echinococcosis patients in Qinghai Province from 2016 to 2022].

Zhongguo Xue Xi Chong Bing Fang Zhi Za Zhi

August 2024

School of Public Health, Hainan Medical University, Haikou, Hainan 571199, China.

Objective: To investigate the spatiotemporal distribution characteristics and potential influencing factors of newly diagnosed echinococcosis cases in Qinghai Province from 2016 to 2022, so as to provide insights into the formulation of the echinococcosis control strategy in Qinghai Province.

Methods: The number of individuals screened for echinococcosis, number of newly diagnosed echinococcosis cases, number of registered dogs and number of stray dogs were captured from the annual reports of echinococcosis control program in Qinghai Province from 2016 to 2022, and the detection of newly diagnosed echinococcosis cases was calculated. The number of populations, precipitation, temperature, wind speed, sunshine hours, average altitude, number of year-end cattle stock, number of year-end sheep stock, gross domestic product (GDP) per capita, and number of village health centers in each county (district) of Qinghai Province were captured from the , and county-level electronic maps in Qinghai Province were downloaded from the National Platform for Common Geospatial Information Services.

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[Molluscicidal effect and costs of spraying pyriclobenzuron with drones against ].

Zhongguo Xue Xi Chong Bing Fang Zhi Za Zhi

November 2024

Institute of Plant Protection, Jiangxi Academy of Agricultural Sciences, Nanchang, Jiangxi 330200, China.

Objective: To evaluate the molluscicidal effects and costs of spraying 20% suspension concentrate of pyricloben-zuron sulphate (SCPS) with drones against in paddy environments, so as to provide insights into the extensive applications of pyriclobenzuron against .

Methods: On July 2022, a paddy field was selected from Nanchang City, Jiangxi Province as the study area, and 72 independent rectangular plots measuring 2 m × 1 m were allocated in the study area, with 1 m interval between each plot, and 20 snails gently placed in each plot. The activity of 25% wettable powder of pyriclobenzuron sulphate (WPPS) by manual spraying at doses of 0.

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Regional heterogeneity of malaria healthcare seeking and diagnosis in China (2017-2022): Implications in preventing re-establishment of malaria transmission.

J Infect Public Health

November 2024

National Institute of Parasitic Diseases, Chinese Center for Disease Control and Prevention (Chinese Center for Tropical Diseases Research), Shanghai 200025, China; National Key Laboratory of Intelligent Tracking and Forecasting for Infectious Diseases, Shanghai 200025, China; NHC Key Laboratory of Parasite and Vector Biology, Shanghai 200025, China; WHO Collaborating Centre for Tropical Diseases, Shanghai 200025, China; National Center for International Research on Tropical Diseases, Ministry of Science and Technology, Shanghai 200025, China. Electronic address:

Article Synopsis
  • - The study focuses on understanding the differences in healthcare-seeking behaviors and malaria diagnosis across various regions in China from 2017 to 2022, revealing significant regional variations and delays in treatment and diagnosis.
  • - Out of 10,943 reported malaria cases, most were imported, with a high rate of misidentification of Plasmodium species and delays in seeking health care, particularly at lower level medical institutions.
  • - To improve malaria control and prevent re-establishment of the disease, the study suggests developing regional-specific interventions to increase public knowledge and health worker capability, along with technological advancements for better malaria diagnosis.
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Article Synopsis
  • This study focuses on a dangerous pathogen found in food, specifically analyzing 60 strains collected from various sources in Shanghai, including seafood and bird samples.
  • The researchers used advanced methods like PCR and DNA sequencing to identify the genetic characteristics and antibiotic resistance of these strains.
  • The study finds that many strains have a new genetic system (T3SS2) that could make them more harmful, highlighting a potential public health risk.
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Occurrence and Genotypic Identification of spp. and in Bamaxiang Pigs in Bama Yao Autonomous County of Guangxi Province, China.

Animals (Basel)

November 2024

National Key Laboratory of Intelligent Tracking and Forecasting for Infectious Diseases, National Institute of Parasitic Diseases, Chinese Center for Disease Control and Prevention (Chinese Center for Tropical Diseases Research), National Health Commission of the People's Republic of China (NHC) Key Laboratory of Parasite and Vector Biology, World Health Organization (WHO) Collaborating Center for Tropical Diseases, National Center for International Research on Tropical Diseases, Shanghai 200025, China.

spp. and are common intestinal pathogens capable of infecting both humans and animals, which lead to severe diarrhea and other intestinal diseases, posing a threat to public health. The Bamaxiang pig, a specialty of Bama Yao Autonomous County in Guangxi Province, China, is an important local breed in the regional pork market and an excellent model animal for biomedical research.

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Establishment and preliminary application of PCR-RFLP genotyping method for Giardia duodenalis in goats.

BMC Vet Res

November 2024

National Key Laboratory of Intelligent Tracking and Forecasting for Infectious Diseases, Key Laboratory of Parasite and Vector Biology, Collaborating Center for Tropical Diseases, National Institute of Parasitic Diseases, Chinese Center for Diseases Control and Prevention (Chinese Center for Tropical Diseases Research), National Health Commission of the People's Republic of China (NHC), World Health Organization (WHO), National Center for International Research on Tropical Diseases, Shanghai, 200025, China.

Background: Giardia duodenalis (G. duodenalis) is a globally distributed zoonotic protozoan that parasitizes the small intestines of humans and various mammals, such as goats and sheep. The objective of this study was to establish a convenient, accurate, and specific method based on restriction fragment length polymorphism (RFLP) for genotyping assemblages A, B and E of G.

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Article Synopsis
  • The study focused on sequencing the complete mitochondrial genome of Oncomelania hupensis robertsoni, the sole intermediate host for Schistosoma japonicum in southwestern China, to understand its genetic variation.
  • A total of 26 mitochondrial sequences were obtained, with genomes ranging from 15,181 to 15,187 base pairs and including 37 genes (13 protein-coding, 2 rRNA, and 22 tRNA).
  • Findings revealed the presence of different strains of Oncomelania hupensis robertsoni, specifically the Yunnan and Sichuan strains, with the Yunnan strain further divided into northern and southern sub-branches, highlighting significant genetic differentiation in the species.
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Schistosomiasis, a parasitic disease with a complex transmission mechanism, requiring a snail intermediate host, is influenced by biology, the environment, human behavior and the prevailing socioeconomic situation. This study aimed to systematically investigate the importance and feasibility of indicators related to the factors influencing transmission and intervention measures for and . Based on a literature review and group discussions according to the Delphi method, a framework questionnaire was designed.

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Epidemiological Features and Spatial-Temporal Clustering of Visceral Leishmaniasis - China, 2011-2022.

China CDC Wkly

November 2024

National Key Laboratory of Intelligent Tracking and Forecasting for Infectious Diseases, National Institute of Parasitic Diseases at Chinese Center for Disease Control and Prevention, Chinese Center for Tropical Diseases Research; NHC Key Laboratory of Parasite and Vector Biology; WHO Collaborating Center for Tropical Diseases; National Center for International Research on Tropical Diseases, Ministry of Science and Technology, China.

Article Synopsis
  • - Visceral leishmaniasis (VL) is a significant disease in central and western China, transmitted by sandflies and affecting both people and animals.
  • - Recent findings reveal VL hotspots in several border areas and a rapid increase in mountain zoonotic visceral leishmaniasis (MT-ZVL) in multiple provinces from 2011 to 2022, with 671 cases reported in historically affected areas.
  • - To combat the spread of MT-ZVL, public health recommendations include implementing One Health strategies, enhancing surveillance for sandflies and infected dogs, and ensuring timely diagnosis and treatment for patients.
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