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17 Results Found

  • Case Report
  • Open Access
399 Views
6 Pages

Chlamydia pecorum Infection Associated with Ocular Disease in Goats in Alabama, USA

  • Jenna Workman Stockler,
  • Thomas Passler,
  • Anna-Catherine Bowden,
  • Subarna Barua,
  • Kelly Chenoweth and
  • Chengming Wang

A herd of approximately 300 Spanish meat goats in central Alabama experienced sporadic ocular, respiratory, and reproductive diseases over two years, prompting diagnostic investigation at Auburn University’s JT Vaughan Large Animal Teaching Hos...

  • Article
  • Open Access
8 Citations
3,413 Views
15 Pages

Chlamydia pecorum Ovine Abortion: Associations between Maternal Infection and Perinatal Mortality

  • Cheryl Jenkins,
  • Martina Jelocnik,
  • Emily Onizawa,
  • Justine McNally,
  • Ronald Coilparampil,
  • Pedro Pinczowski,
  • Daniel Bogema and
  • Thomas Westermann

22 October 2021

Chlamydia pecorum is a common gastrointestinal inhabitant of livestock but infections can manifest in a broad array of clinical presentations and in a range of host species. While C. pecorum is a known cause of ovine abortion, clinical cases have onl...

  • Feature Paper
  • Review
  • Open Access
2 Citations
6,090 Views
11 Pages

15 September 2024

Chlamydial infections pose a significant threat to koala populations. Chlamydia pecorum (C. pecorum) remains the major chlamydial species affecting koala health, both in the wild and in captivity, and chlamydial infections are considered important fa...

  • Article
  • Open Access
483 Views
14 Pages

Epidemiology and Genetic Diversity of Chlamydia pecorum in Cattle and Sheep from Western China

  • Mengtao Zhang,
  • Wen Wang,
  • Daqin Xu,
  • Xincheng Qin,
  • Junrong Liang,
  • Bangcheng Guo,
  • Zhen Zhu,
  • Zhongqiu Teng,
  • Nan Bai and
  • Binguo Rong
  • + 4 authors

27 November 2025

Chlamydia pecorum is a widespread zoonotic pathogen infecting livestock and wildlife, with recent reports of severe human infection. To assess its epidemiological threat, we investigated its prevalence, genetic diversity, and evolutionary dynamics in...

  • Article
  • Open Access
13 Citations
5,962 Views
20 Pages

Completing the Genome Sequence of Chlamydia pecorum Strains MC/MarsBar and DBDeUG: New Insights into This Enigmatic Koala (Phascolarctos cinereus) Pathogen

  • Rhys T. White,
  • Alistair R. Legione,
  • Alyce Taylor-Brown,
  • Cristina M. Fernandez,
  • Damien P. Higgins,
  • Peter Timms and
  • Martina Jelocnik

25 November 2021

Chlamydia pecorum, an obligate intracellular pathogen, causes significant morbidity and mortality in livestock and the koala (Phascolarctos cinereus). A variety of C. pecorum gene-centric molecular studies have revealed important observations about i...

  • Communication
  • Open Access
5 Citations
2,866 Views
9 Pages

8 September 2021

Traditional methods of detecting Chlamydia pecorum in tissue samples such as polymerase chain reaction or cell culture are laborious and costly. We evaluated the use of a previously developed C. pecorum LAMP assay using minimally processed ovine samp...

  • Review
  • Open Access
19 Citations
7,712 Views
21 Pages

In Australia, the most researched and perhaps the most successful chlamydial species are the human pathogen Chlamydia trachomatis, animal pathogens Chlamydia pecorum and Chlamydia psittaci. C. trachomatis remains the leading cause of sexually transmi...

  • Article
  • Open Access
6 Citations
2,672 Views
7 Pages

Molecular Detection and Identification of Chlamydiaceae in the Eyes of Wild and Domestic Ruminant Hosts from Northern Spain

  • Andrea Dias-Alves,
  • Oscar Cabezón,
  • Nicole Borel,
  • Jorge Ramón López-Olvera,
  • Gregorio Mentaberre,
  • Santiago Lavín and
  • Xavier Fernández Aguilar

Infections by Chlamydiae are associated with ocular disease in humans and animals. In this study, the presence and diversity of Chlamydia spp. was assessed in diseased and healthy eyes of domestic sheep and wild ruminants that share mountain habitats...

  • Article
  • Open Access
4 Citations
5,100 Views
9 Pages

2 March 2019

Koalas (Phascolarctos cinereus) are native Australian marsupials whose populations are in decline from a range of threats. Infectious diseases caused by the bacterium Chlamydia pecorum and other pathogens are of particular concern. We analysed 26 pol...

  • Article
  • Open Access
1 Citations
3,308 Views
15 Pages

9 February 2023

Domestic ruminant abortions due to infectious agents represent an important cause of economic losses in the agricultural industry. This study aimed to optimise and apply qPCR assays for detection of Chlamydiales in domestic ruminant abortion cases. P...

  • Feature Paper
  • Article
  • Open Access
2,589 Views
9 Pages

11 July 2025

Koalas (Phascolarctos cinereus) face many threats, with one of them being the disease chlamydiosis caused by the bacterium Chlamydia pecorum, a cause for infertility and one of the main causes of population decline. In New South Wales, Queensland, an...

  • Article
  • Open Access
1 Citations
2,446 Views
7 Pages

First Molecular Detection of Zoonotic Chlamydia Species in Vietnamese Goats

  • Valentina Chisu,
  • Rosanna Zobba,
  • Giovanna Masala,
  • Thanh Loan Tran,
  • Quynh Tram Ngo Viet,
  • Dinh Binh Tran,
  • Hoang Bach Nguyen,
  • Khanh Toan Tran and
  • Alberto Alberti

10 August 2022

The genus Chlamydia comprises obligate intracellular bacteria that infect a wide variety of hosts, with infection leading to a range of diseases in humans and animals; they thus constitute a major public health threat. Among the members of the Chlamy...

  • Article
  • Open Access
7 Citations
3,432 Views
17 Pages

20 January 2022

Six mature, male koalas (Phascolarctos cinereus), with clinical signs of chlamydiosis, were administered doxycycline as a 5 mg/kg subcutaneous injection, once a week for four weeks. Blood was collected at standardised time points (T = 0 to 672 h) to...

  • Article
  • Open Access
5 Citations
2,811 Views
12 Pages

Detection of Chlamydial DNA from Mediterranean Loggerhead Sea Turtles in Southern Italy

  • Antonino Pace,
  • Nadia Vicari,
  • Sara Rigamonti,
  • Simone Magnino,
  • Luca Borrelli,
  • Ludovico Dipineto,
  • Alessandro Fioretti,
  • Sandra Hochscheid,
  • Luís Tavares and
  • Ana Duarte

11 March 2022

Chlamydiae are obligate intracellular bacteria that include pathogens of human and veterinary importance. Several reptiles were reported to host chlamydial agents, but pathogenicity in these animals still needs clarification. Given that only one repo...

  • Article
  • Open Access
11 Citations
2,679 Views
10 Pages

Occurrence of Chlamydiae in Corvids in Northeast Italy

  • Rachid Aaziz,
  • Karine Laroucau,
  • Federica Gobbo,
  • Daniela Salvatore,
  • Christiane Schnee,
  • Calogero Terregino,
  • Caterina Lupini and
  • Antonietta Di Francesco

10 May 2022

Chlamydiaceae occurrence has been largely evaluated in wildlife, showing that wild birds are efficient reservoirs for avian chlamydiosis. In this study, DNA extracted from cloacal swabs of 108 corvids from Northeast Italy was screened for Chlamydiace...

  • Review
  • Open Access
90 Citations
8,804 Views
17 Pages

Chlamydiaceae: Diseases in Primary Hosts and Zoonosis

  • Heng Choon Cheong,
  • Chalystha Yie Qin Lee,
  • Yi Ying Cheok,
  • Grace Min Yi Tan,
  • Chung Yeng Looi and
  • Won Fen Wong

Bacteria of the Chlamydiaceae family are a type of Gram-negative microorganism typified by their obligate intracellular lifestyle. The majority of the members in the Chlamydiaceae family are known pathogenic organisms that primarily infect the host m...

  • Article
  • Open Access
5 Citations
4,902 Views
23 Pages

Health Assessments of Koalas after Wildfire: A Temporal Comparison of Rehabilitated and Non-Rescued Resident Individuals

  • Murraya R. Lane,
  • Arianne Lowe,
  • Jelena Vukcevic,
  • Robert G. Clark,
  • George Madani,
  • Damien P. Higgins,
  • Luke Silver,
  • Katherine Belov,
  • Carolyn J. Hogg and
  • Karen J. Marsh

9 September 2023

Many koalas (Phascolarctos cinereus) required rehabilitation after the 2019/20 Australian megafires. Little is known about how the post-release health of rehabilitated koalas compares to non-rescued resident koalas. We evaluated health parameters in...