scholarly journals Powassan Virus: An Emerging Arbovirus of Public Health Concern in North America

2017 ◽  
Vol 17 (7) ◽  
pp. 453-462 ◽  
Author(s):  
Meghan E. Hermance ◽  
Saravanan Thangamani
2021 ◽  
Vol 9 (1) ◽  
pp. 154
Author(s):  
Katarzyna Kubiak ◽  
Magdalena Szczotko ◽  
Małgorzata Dmitryjuk

Borrelia miyamotoi is classified as a relapsing fever spirochete. Although B. miyamotoi is genetically and ecologically distinct from Borrelia burgdorferi sensu lato, both microorganisms are transmitted by the same Ixodes tick species. B. miyamotoi was detected in I. persulcatus ticks in 1994 in Japan. A phylogenetic analysis based on selected sequences of B. miyamotoi genome revealed genetic differences between isolates from Asia, North America, and Europe, which are clearly separated into three genotypes. Symptomatic human cases of Borrelia miyamotoi disease (BMD) were first reported in 2011 in Russia and then in North America, Europe, and Asia. The most common clinical manifestation of BMD is fever with flu-like symptoms. Several differences in rare symptoms (thrombocytopenia, monocytosis, cerebrospinal fluid pleocytosis, or symptoms related to the central nervous system) have been noted among cases caused by Asian, European, and American types of B. miyamotoi. BMD should be considered in the diagnosis of patients after tick bites, particularly with meningoencephalitis, without anti-Borrelia antibodies in the cerebrospinal fluid. This review describes the biology, ecology, and potential of B. miyamotoi as a tick-borne pathogen of public health concern, with particular emphasis on Europe.


2018 ◽  
Vol 190 (15) ◽  
pp. E472-E472 ◽  
Author(s):  
Chloe Bogaty ◽  
Michael Drebot

Author(s):  
Bethan Evans ◽  
Charlotte Cooper

Over the last twenty years or so, fatness, pathologised as overweight and obesity, has been a core public health concern around which has grown a lucrative international weight loss industry. Referred to as a ‘time bomb’ and ‘the terror within’, analogies of ‘war’ circulate around obesity, framing fatness as enemy.2 Religious imagery and cultural and moral ideologies inform medical, popular and policy language with the ‘sins’ of ‘gluttony’ and ‘sloth’, evoked to frame fat people as immoral at worst and unknowledgeable victims at best, and understandings of fatness intersect with gender, class, age, sexuality, disability and race to make some fat bodies more problematically fat than others. As Evans and Colls argue, drawing on Michel Foucault, a combination of medical and moral knowledges produces the powerful ‘obesity truths’ through which fatness is framed as universally abject and pathological. Dominant and medicalised discourses of fatness (as obesity) leave little room for alternative understandings.


2004 ◽  
Vol 8 (32) ◽  
Author(s):  

Resistance to antimicrobials has become a major public health concern, and it has been shown that there is a relationship, albeit complex, between antimicrobial resistance and consumption


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