Results 151 to 160 of about 9,611,577 (169)
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Antigenic relationships among frog viruses demonstrated by the plaque reduction and neutralization kinetics tests

Virology, 1968
Abstract Antisera to several different cytoplasmic frog virus isolates were prepared in rabbits. Comparison of eight virus isolates by means of 50% plaque reduction tests revealed no antigenic differences. In neutralization kinetic studies of three isolates, LT-1, LT-2, and FV-1, very low neutralization rate constants (K = 0.18–2.9) and high ...
D E, Lehane, H F, Clark, D T, Karzon
openaire   +2 more sources

Plaque reduction neutralization test as a method for detecting functional neutralizing antibodies against live SARS-CoV-2 virus

The Thai Journal of Pharmaceutical Sciences, 2022
Introduction and objective: Since 2020, little is known about neutralizing antibody (NAb) responses to severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2), a novel coronavirus emerging and causing COVID-19 in humans. Here, we established a plaque reduction neutralization test (PRNT) to use as a method for detecting functional NAbs to SARS-CoV ...
Supaporn Phumiamorn   +6 more
openaire   +1 more source

Evaluation of the focus reduction neutralization and ELISA tests compared to the plaque reduction neutralization test for the detection of antibodies against measles virus

Biologicals
Measles is an infectious febrile sickness caused by the measles virus (MeV). Despite an effective vaccine, regional elimination of measles remains a global priority and still faces challenges. To estimate community protection against measles, sensitive tests are needed to identify measles-specific antibodies.
Somayeh, Yaghoobizad   +9 more
openaire   +2 more sources

Bluetongue Virus: (1) In Pregnant White-tailed Deer (2) A Plaque Reduction Neutralization Test

Journal of Wildlife Diseases, 1970
Six white-tailed deer (Odocoileus virginianus) were infected with bluetongue virus (BTs, vaccinal strain) approximately one-third of the way through their gestation period. One deer died of bluetongue 21 days after inoculation. Of the five surviving the infection, one had two mummified fetuses, and the others no fetuses upon euthanasia two weeks after ...
F C, Thomas, D O, Trainer
openaire   +2 more sources

Plaque reduction neutralization test for human cytomegalovirus based upon enhanced uptake of neutral red by virus-infected cells

Journal of Clinical Microbiology, 1976
Foci of cells infected with human cytomegalovirus were noted to stain more intensely than uninfected cells with neutral red, and this provided the basis for development of a plaque assay and plaque reduction neutralization test for cytomegalovirus. Plaques demonstrable by neutral red staining could be counted at 8 days after infection; thus, results ...
N J, Schmidt, J, Dennis, E H, Lennette
openaire   +2 more sources

Measurement of measles virus-specific neutralizing antibodies: evaluation of the syncytium inhibition assay in comparison with the plaque reduction neutralization test

Diagnostic Microbiology and Infectious Disease, 1999
Plaque reduction neutralization (PRN) is the "gold-standard" for the measurement of measles-specific neutralizing antibodies. However, it is a complicated assay and tends to be operator-dependent. It has been suggested that the simpler syncytium inhibition assay (SIA) can give results comparable to the PRN test.
B J, Ward   +6 more
openaire   +2 more sources

Plaque reduction neutralization test (PRNT50) for the detection of anti-yellow fever antibodies from clinical samples

Vaccine
Yellow fever (YF) is a mosquito-borne viral haemorrhagic disease that remains endemic in parts of South America and Africa. Although there is a safe and effective vaccine that has been available for over 75 years, YF remains a public health problem in areas with endemic as well as sporadic transmission.
Parikshit, Tyagi   +8 more
openaire   +2 more sources

[Comparison between the plaque reduction neutralization test and the hemagglutination inhibition test in determination of human anti-measles antibodies].

Zhonghua liu xing bing xue za zhi = Zhonghua liuxingbingxue zazhi, 1996
In order to evaluate the difference between plaque reduction neutralization test (PNt) and hemagglutination inhibition (HI) test on human anti-measles antibodies, pre- and postimmunization sera collected from 328 infants aged 3-6 months who were immunized with Shanghai 191 measles vaccine, were detected by both methods.
J, Kong, S H, Guo, W Y, Ze
openaire   +1 more source

Antigenic relationships of equine herpesvirus strains demonstrated by the plaque reduction and neutralization kinetics tests.

Canadian journal of comparative medicine : Revue canadienne de medecine comparee, 1972
The antigenic relationships among 50 strains of equine herpesvirus (EHV) were studied by neutralization tests using antisera prepared in rabbits against four EHV reference strains: types 2 and 3, cytomegalo-like virus 82-A, and our leukocyte isolant H-40.
openaire   +1 more source

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