Results 31 to 40 of about 124,117 (258)

Serum Neutralization Anti-IgG Test for Psittacosis [PDF]

open access: yesInfection and Immunity, 1970
Levels of antibodies in sera from patients with diagnoses of subclinical or established psittacosis infections were determined by the serum neutralization anti-IgG test and by conventional tests. Relatively high levels of serum neutralizing anti-bodies were detected in tests in which anti-IgG was used, whereas conventional tests disclosed only marginal
T D, Williams, N, Hahon
openaire   +2 more sources

Mechanism of Tuberculostasis in Mammalian Serum III. Neutralization of Serum Tuberculostasis by Mycobactin [PDF]

open access: yesInfection and Immunity, 1971
Tubercle bacilli exposed to an iron-poor medium multiplied at a slower rate but released more of the serum-tuberculostasis neutralizing factor (TNF) than the bacilli in an iron-rich medium. This growth-promoting factor found in spent medium exhibited characteristics which suggested its relationship to or identity with mycobactin.
I, Kochan, N R, Pellis, C A, Golden
openaire   +2 more sources

Serum lipopolysaccharide neutralizing capacity in ischemic stroke

open access: yesPLOS ONE, 2020
Periodontitis is associated with increased serum lipopolysaccharide (LPS) activity, which may be one mechanism linking periodontitis with the risk of cardiovascular diseases. As LPS-carrying proteins including lipoproteins modify LPS-activity, we investigated the determinants of serum LPS-neutralizing capacity (LPS-NC) in ischemic stroke.
Jaakko Leskelä   +11 more
openaire   +5 more sources

Receptor-Binding Domain (RBD) Antibodies Contribute More to SARS-CoV-2 Neutralization When Target Cells Express High Levels of ACE2

open access: yesViruses, 2022
Neutralization assays are experimental surrogates for the effectiveness of infection- or vaccine-elicited polyclonal antibodies and therapeutic monoclonal antibodies targeting SARS-CoV-2.
Ariana Ghez Farrell   +11 more
doaj   +1 more source

SARS-CoV-2 delta (B.1.617.2) spike protein adjuvanted with Alum-3M-052 enhances antibody production and neutralization ability

open access: yesFrontiers in Public Health, 2023
BackgroundOptimizing adjuvant is one of the critical methods to improve the vaccine. 3M-052, a novel TLR7/8 agonist which was designed for slow dissemination at the injection site, has a potential as adjuvant, but its performance as a vaccine adjuvant ...
Hong Huang   +6 more
doaj   +1 more source

Immunization with native and cobalt 60-irradiated Crotalus durissus terrificus venom in swiss mice: assessment of the neutralizing potency of antisera

open access: yesJournal of Venomous Animals and Toxins including Tropical Diseases, 2005
ELISA was used to evaluate, follow, and compare the humoral immune response of Swiss mice during hyperimmunization with natural and Cobalt 60-irradiated (60Co) Crotalus durissus terrificus venom.
R. S. Ferreira Junior   +5 more
doaj   +1 more source

DIFFERENTIAL CROSS-NEUTRALIZATION OF DENGUE IMMUNE SERA AGAINST ZIKA VIRUS

open access: yesInternational Journal of Infectious Diseases, 2023
Intro: Zika virus (ZIKV) is transmitted to humans primarily via the bites of infected female Aedes aegypti and Aedes albopictus. The mosquitoes are also the vector for the transmission of dengue viruses. Malaysia is a dengue hyperendemic country. To date,
J.-Y. Tan, K.-K. Tan, S. AbuBakar
doaj   +1 more source

Comparison of a Micro-Neutralization Test with the Rapid Fluorescent Focus Inhibition Test for Measuring Rabies Virus Neutralizing Antibodies

open access: yesTropical Medicine and Infectious Disease, 2017
The rapid fluorescent focus inhibition test (RFFIT) is routinely used in the United States to measure rabies virus neutralizing antibodies (rVNA). RFFIT has a long history of reproducible and reliable results. The test has been modified over the years to
Todd G. Smith, Amy T. Gilbert
doaj   +1 more source

Delayed neutralizing antibody response in the acute phase correlates with severe progression of COVID-19

open access: yesScientific Reports, 2021
Adaptive immunity to severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) dynamics remain largely unknown. The neutralizing antibody (NAb) levels in patients with coronavirus disease 2019 (COVID-19) are helpful for understanding the pathology ...
Hitoshi Kawasuji   +15 more
doaj   +1 more source

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