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Related to infectivity: antigenicity, toxigenicity
See: contagious
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SV) and the American Red Cross, today announced that the results of its endogenous (blood-borne) infectivity study were presented by its lead scientific researcher, Dr Robert G.
In November 2003 PRDT announced final stage of development of the world's first product designed to selectively reduce the infectivity of Transmissible Spongiform Encephalopathies, as well as any other type of biological material.
Our starting point for developing an infectivity assay for human noroviruses was to use the 3-D INT-407 small intestinal epithelium model previously developed for the study of Salmonella pathogenesis (22).
The successfully developed product, a proprietary immobilised "ligand" molecule binds to abnormal prion proteins and prion infectivity and filters them out of plasma-derived protein solutions thereby greatly reducing any potential risk of TSE disease transmission from plasma-derived products.
03mg/ml) the extract was able to inhibit viral infectivity by 50% and the selectivity index of >125 shows that before the extract will be toxic to 50% of the cells, it will be at a concentration <0.
Soil moisture is of key importance for the survival, displacement and infectivity of IJs targeted at soil dwelling pests (Kung et al.
We investigated the infectivity of SBV RNA--positive semen by experimental subcutaneous injection of cattle and interferon [alpha]/[beta] receptor--deficient ([IFNAR.
Now researchers at the National Institute for Public Health and the Environment in Bilthoven and the Institute for Risk Assessment Sciences at Utrecht University, the Netherlands, report that most pesticides do not counteract the infectivity of norovirus in contaminated water.
burgdorferi to those found in local small mammals; and infection studies to determine the infectivity phenotype of the local isolates.
Prions' infectivity comes from a self-propagating change in shape.
Given the now compelling evidence that antiretrovirals can have a profound impact at the population level by reducing viral loads and hence infectivity, there is growing pressure for HIV surveillance data to be used for public health ends.
The issue of infectivity is both a patient management and a public health concern," wrote the study's authors, who suggested more widespread herpes testing and improved patient education.