Results 31 to 40 of about 961,541 (308)

Transmission of H7N9 influenza virus in mice by different infective routes. [PDF]

open access: yes, 2014
BackgroundOn 19 February 2013, the first patient infected with a novel influenza A H7N9 virus from an avian source showed symptoms of sickness. More than 349 laboratory-confirmed cases and 109 deaths have been reported in mainland China since then ...
Bao, Linlin   +15 more
core   +2 more sources

A tipping point of spreading viruses: Estimating the risk of household contact transmission of COVID-19

open access: yesFrontiers in Physics, 2023
COVID-19 infection has been reported to be caused by droplet and contact infection. This paper proposes a model that visualizes the risk of contact infection to family members when viruses spread to various items at home.
Setsuya Kurahashi   +7 more
doaj   +1 more source

Contact transmission of influenza virus between ferrets imposes a looser bottleneck than respiratory droplet transmission allowing propagation of antiviral resistance [PDF]

open access: yes, 2016
Influenza viruses cause annual seasonal epidemics and occasional pandemics. It is important to elucidate the stringency of bottlenecks during transmission to shed light on mechanisms that underlie the evolution and propagation of antigenic drift, host ...
Ashcroft, J   +12 more
core   +1 more source

Quantitating the Transfer of the HTLV-1 p8 Protein Between T-Cells by Flow Cytometry

open access: yesFrontiers in Microbiology, 2018
The Human T-cell leukemia virus type 1 (HTLV-1)-encoded accessory protein p8 is cleaved from the precursor protein p12 encoded by the HTLV-1 open reading frame I. Both p12 and p8 are thought to contribute to efficient viral persistence.
Norbert Donhauser   +2 more
doaj   +1 more source

Experimental Infections of Pigs with African Swine Fever Virus (Genotype II); Studies in Young Animals and Pregnant Sows

open access: yesViruses, 2022
African swine fever is an important viral disease of wild and domestic pigs. To gain further knowledge of the properties of the currently circulating African swine fever virus (ASFV), experimental infections of young pigs (approximately 8 weeks of age ...
Louise Lohse   +7 more
doaj   +1 more source

Is HIV short-sighted? Insights from a multistrain nested model [PDF]

open access: yes, 2013
An important component of pathogen evolution at the population level is evolution within hosts. Unless evolution within hosts is very slow compared to the duration of infection, the composition of pathogen genotypes within a host is likely to change ...
Fraser, Christophe   +2 more
core   +3 more sources

Epidemiology of African Swine Fever and Its Risk in Nepal

open access: yesMicrobiology Research, 2021
African swine fever (ASF) is a highly contagious viral infection of domestic and wild pigs with high mortality. First reported in East Africa in the early 1900s, ASF was largely controlled in domestic pigs in many countries.
Deepak Subedi   +7 more
doaj   +1 more source

Culex tarsalis is a competent vector species for Cache Valley virus [PDF]

open access: yes, 2018
Background: Cache Valley virus (CVV) is a mosquito-borne orthobunyavirus endemic in North America. The virus is an important agricultural pathogen leading to abortion and embryonic lethality in ruminant species, especially sheep.
Alto, Barry W.   +10 more
core   +1 more source

Household Transmission of Influenza Virus [PDF]

open access: yesTrends in Microbiology, 2016
Human influenza viruses cause regular epidemics and occasional pandemics with a substantial public health burden. Household transmission studies have provided valuable information on the dynamics of influenza transmission. We reviewed published studies and found that once one household member is infected with influenza, the risk of infection in a ...
Cauchemez, ST   +3 more
openaire   +4 more sources

Animal Virus Ecology and Evolution Are Shaped by the Virus Host-Body Infiltration and Colonization Pattern

open access: yesPathogens, 2019
The current classification of animal viruses is largely based on the virus molecular world. Less attention is given to why and how virus fitness results from the success of virus transmission.
Jan Slingenbergh
doaj   +1 more source

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