Molecular detection and phylogenetic analysis of human parechovirus in individuals with acute diarrhea and healthy controls in Guangzhou, China

2018 ◽  
Vol 90 (9) ◽  
pp. 1444-1452 ◽  
Author(s):  
Xuejiao Chen ◽  
Tingli Shi ◽  
Jianhua Huang ◽  
Gang Xiao ◽  
Jing Huang ◽  
...  
2020 ◽  
Author(s):  
Mehrdad Mohammadi ◽  
Shahnaz Armin ◽  
Ahmad Piroozmand

Aim: Human parechovirus (HPeV) is one of the major causes of acute gastroenteritis in children. Materials & methods: Stool specimens (n = 250) were collected from children aged ≤3 years during 2018–2019. HPeV RNA was detected by reverse transcription-PCR and genotyping by VP1 gene, Rotavirus (RV) screened by ELISA. Results: HPeV was detected in 12% of the cases. The children under 6-months old (64.2%) were a sensitive group and HPeV was more prevalent during January–February (73.3%). The co-infection of HPeV with RV was 50%. All of the sequenced samples belong to the HPeV-1 genotype. Conclusion: HPeV-1 is one of the major causes of acute viral gastroenteritis in children and the co-infection of RV can be an additional infection in some cases.


Pathogens ◽  
2021 ◽  
Vol 10 (6) ◽  
pp. 728
Author(s):  
Bao-Gui Jiang ◽  
Ai-Qiong Wu ◽  
Jia-Fu Jiang ◽  
Ting-Ting Yuan ◽  
Qiang Xu ◽  
...  

A novel Borrelia species, Candidatus Borrelia javanense, was found in ectoparasite ticks, Amblyomma javanense, from Manis javanica pangolins seized in anti-smuggling operations in southern China. Overall, 12 tick samples in 227 (overall prevalence 5.3%) were positive for Candidatus B. javanense, 9 (5.1%) in 176 males, and 3 (5.9%) in 51 females. The phylogenetic analysis, based on the 16S rRNA gene and the flagellin gene sequences of the Borrelia sp., exhibited strong evidence that Candidatus B. javanense did not belong to the Lyme disease Borrelia group and the relapsing fever Borrelia group but another lineage of Borrelia. The discovery of the novel Borrelia species suggests that A. javanense may be the transmit vector, and the M. javanica pangolins should be considered a possible origin reservoir in the natural circulation of these new pathogens. To our knowledge, this is the first identification of a novel Borrelia species agent in A. javanense from pangolins. Whether the novel agent is pathogenic to humans is unknown and needs further research.


2018 ◽  
Vol 9 (2) ◽  
pp. 266-269 ◽  
Author(s):  
Naoya Maekawa ◽  
Satoru Konnai ◽  
Michelle M. Balbin ◽  
Claro N. Mingala ◽  
Karlo R.B. Gicana ◽  
...  

2018 ◽  
Vol 80 (9) ◽  
pp. 1473-1478 ◽  
Author(s):  
Minkyo LEE ◽  
Min-Goo SEO ◽  
Seung-Hun LEE ◽  
In-Ohk OUH ◽  
Young-Hoan KIM ◽  
...  

2018 ◽  
Vol 163 (8) ◽  
pp. 2225-2231 ◽  
Author(s):  
Samara Rita de Lucca Maganha ◽  
Pedro Henrique Magalhães Cardoso ◽  
Simone de Carvalho Balian ◽  
Sabrina Ribeiro de Almeida-Queiroz ◽  
Andrezza Maria Fernandes ◽  
...  

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