Two new serovars in the leptospira Hebdomadis serogroup are described following parallel investigations by the "classical" comparative cross-agglutinin absorption test method and by a method derived from factor analysis. The serovar names nyanza with reference strain Kibos and dikkeni with reference strain Mannuthi are proposed.

Download full-text PDF

Source

Publication Analysis

Top Keywords

hebdomadis serogroup
8
reference strain
8
leptospira serovars
4
serovars belonging
4
belonging hebdomadis
4
serogroup serovars
4
serovars leptospira
4
leptospira hebdomadis
4
serogroup described
4
described parallel
4

Similar Publications

Article Synopsis
  • The study examined the presence of specific antibodies in rodents and livestock (cattle and goats) in the Kilombero district of Tanzania, linking them to various agricultural activities.
  • The research involved capturing 179 rodents and collecting samples from 200 livestock across different agricultural settings, utilizing a microscopic agglutination test for identification.
  • Results showed a seroprevalence of 17.3% in rodents and 8.3% in livestock, with variations based on the type of settlement and higher antibody levels during the rainy season, indicating potential zoonotic transmission related to occupational exposure.
View Article and Find Full Text PDF

Investigation of Leptospirosis Agents in Cattle and Humans.

Malays J Med Sci

October 2024

Atatürk University, Faculty of Medicine, Department of Medical Microbiology, Erzurum, Türkiye.

Article Synopsis
  • Leptospirosis is a serious zoonotic disease affecting mainly low-income populations, and this study focused on its prevalence in cattle and at-risk human communities in Erzurum, Türkiye.
  • Samples from 289 cattle and 100 individuals in high-risk occupations were tested for pathogenic Leptospira serogroups using various laboratory methods like microagglutination testing and PCR.
  • Results revealed that 4.5% of cattle tested positive for Leptospira, and there was also a significant presence of antibodies in both high-risk individuals (14%) and a control group (11%), indicating a substantial risk of infection among the general population.
View Article and Find Full Text PDF

In an integrated swine farm with 135 sows in Nagasaki Prefecture, premature births and stillbirths were observed in six sows in June and July 2023, and their etiology was investigated. Leptospiral flaB gene was detected in the kidney of one stillborn fetus and the placenta of its sow by nested PCR. Multilocus sequence typing revealed that the infecting strain was Leptospira interrogans ST118.

View Article and Find Full Text PDF
Article Synopsis
  • Leptospirosis and dengue are major health concerns in the Dakshina Kannada district of Karnataka, India, where both diseases are understudied and have significant health risks.
  • The study aimed to determine the prevalence of these diseases among people with febrile illnesses and assess co-infection rates during 2020-2021.
  • Results indicated that 21% of febrile cases had leptospirosis and 10% had dengue, with a low co-infection rate of 1.3%, emphasizing the need for better public health strategies and diagnostic tools in the region.
View Article and Find Full Text PDF

Introduction: Leptospirosis is a neglected emerging and zoonotic disease reported worldwide. This study sought to determine the molecular and serological prevalence of Leptospira spp. and the associated risk factors in slaughtered cattle from the Bahr El Ghazal region of South Sudan.

View Article and Find Full Text PDF

Want AI Summaries of new PubMed Abstracts delivered to your In-box?

Enter search terms and have AI summaries delivered each week - change queries or unsubscribe any time!