Results 21 to 30 of about 257,521 (304)

Infectivity, persistence and serological response of nine Trichinella genotypes in rats

open access: yesParasite, 2001
Domestic and sylvatic Trichinella genotypes were evaluated for infectivity, muscle larvae persistence, and host antibody responses in rats. Groups of rats were inoculated with T. spiralis, T. nativa, T. britovi, three genotypes of T. pseudospiralis (from
Malakauskas A., Kapel C.M.O., Webster P.
doaj   +1 more source

Tuberculosis Transmission in a Primary School and a Private Language School. An Estimation of Infectivity

open access: yesFrontiers in Pediatrics, 2020
Introduction: Belgium is a country with low incidence of tuberculosis (TB) and a very low number of TB cases in children. Children in contact with an adult smear-positive TB case are at high risk of transmission.
Sara Debulpaep   +14 more
doaj   +1 more source

Prediction of specific virus outbreaks made from the increased concentration of a new class of virus genomic peptides, replikins. [PDF]

open access: yes, 2011
Advance warning of pathogen outbreaks has not been possible heretofore. A new class of genomic peptides associated with rapid replication was discovered and named replikins. Software was designed to analyze replikins quantitatively.
Elenore S. Bogoch, Samuel Bogoch
core   +2 more sources

Environmental Stability and Infectivity of Hepatitis C Virus (HCV) in Different Human Body Fluids

open access: yesFrontiers in Microbiology, 2018
Background: Hepatitis C virus (HCV) is a hepatotropic, blood-borne virus, but in up to one-third of infections of the transmission route remained unidentified.
Stephanie Pfaender   +16 more
doaj   +1 more source

Interactions between free-living amoebae and Cryptosporidium parvum: an experimental study

open access: yesParasite, 2023
Free-Living Amebae (FLA) and Cryptosporidium oocysts occasionally share the same environment. From 2004 to 2016, Cryptosporidium was responsible for 60% of 905 worldwide waterborne outbreaks caused by protozoan parasites.
Lefebvre Marion   +8 more
doaj   +1 more source

Hepatoma cell density promotes claudin-1 and scavenger receptor BI expression and hepatitis C virus internalization. [PDF]

open access: yes, 2009
Hepatitis C virus (HCV) entry occurs via a pH- and clathrin-dependent endocytic pathway and requires a number of cellular factors, including CD81, the tight-junction proteins claudin 1 (CLDN1) and occludin, and scavenger receptor class B member I (SR-BI).
Balfe, Peter   +5 more
core   +2 more sources

Viability of Veterinary-Relevant Viruses in Decomposing Tissues over a 90-Day Period Using an In-Vitro System

open access: yesPathogens, 2023
Depopulation is frequently employed during outbreaks of high-impact animal diseases. Security breaches in sites managing mortality may jeopardize pathogen control efforts as infected carcasses can serve as an infection source.
Ingryd Merchioratto   +4 more
doaj   +1 more source

A quantitative assessment of the amount of prion diverted to category 1 materials and wastewater during processing [PDF]

open access: yes, 2013
In this article the development and parameterization of a quantitative assessment is described that estimates the amount of TSE infectivity that is present in a whole animal carcass (bovine spongiform encephalopathy [BSE] for cattle and classical ...
Adkin   +28 more
core   +1 more source

The Effect of Temperature on the Stability of African Swine Fever Virus BA71V Isolate in Environmental Water Samples

open access: yesPathogens, 2023
African swine fever virus (ASFV) is known to be very stable and can remain infectious over long periods of time especially at low temperatures and within different matrices, particularly those containing animal-derived organic material.
Eleni-Anna Loundras   +5 more
doaj   +1 more source

17,β-estradiol inhibits hepatitis C virus mainly by interference with the release phase of its life cycle [PDF]

open access: yes, 2016
Rationale & Aim: Estrogen and estrogen-mediated signalling protect from hepatitis C virus through incompletely understood mechanisms. We aimed to ascertain which phase(s) of HCV life cycle is/are affected by estrogens.
Barbaglia, Matteo N.   +10 more
core   +2 more sources

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