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  1. 2681
    por Freund, Jules, Opie, Eugene L.
    Publicado 1938
    “…The titer of complement fixation gradually diminishes with recovery from infection. …”
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    SENSITIZATION AND ANTIBODY FORMATION WITH INCREASED RESISTANCE TO TUBERCULOUS INFECTION INDUCED BY HEAT KILLED TUBERCLE BACILLI
  2. 2682
    “…The measure of ND3 was correlated positively with LPS titers measured post KLH immunisation and with the difference between LPS titers measured at day 0 and 7 post immunisation. …”
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    Correlated effects of selection for immunity in White Leghorn chicken lines on natural antibodies and specific antibody responses to KLH and M. butyricum
  3. 2683
    “…The anti-H6N1 LPAIV antibody titers were measured by ELISA at days 0, 7, 14 and 21 after challenge, and the anti-ND, anti-IBD and anti-IB antibody titers were measured by inhibition of hemagglutination test and ELISA at days 0, 14, 28 after vaccination. …”
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    Different immune responses to three different vaccines following H6N1 low pathogenic avian influenza virus challenge in Taiwanese local chicken breeds
  4. 2684
    “…On the other hand, antibody titers to pH1N1 virus were highest in school children, which were followed by a gradual decrease in adult. …”
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    Serologic Survey of the Pandemic H1N1 2009 Virus in Guangdong Province, China: A Cross Sectional Study
  5. 2685
    “…RESULTS: To further improve viral titers at high cell densities, perfusion culture mode was evaluated. …”
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    Metabolic and Kinetic analyses of influenza production in perfusion HEK293 cell culture
  6. 2686
    “…Antibodies to pH1N1/2009v were titered using the hemagglutination inhibition assay (HIA) with titers ≥1/40 being considered positive. …”
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    Pandemic Influenza Due to pH1N1/2009 Virus: Estimation of Infection Burden in Reunion Island through a Prospective Serosurvey, Austral Winter 2009
  7. 2687
    “…It is not known whether drugs that affect IR such as Pioglitazone and Prednisone also affect serum HCV RNA titers independently of PEG-Interferon-α2/ribavirin treatment. …”
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    Pioglitazone Decreases Hepatitis C Viral Load in Overweight, Treatment Naïve, Genotype 4 Infected-Patients: A Pilot Study
  8. 2688
    “…Response to treatment was not associated with anti-RR titer or the dynamics of anti-RR reactivity during and after treatment. …”
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    Longitudinal Study of a Human Drug-Induced Model of Autoantibody to Cytoplasmic Rods/Rings following HCV Therapy with Ribavirin and Interferon-α
  9. 2689
    “…We found that the plasmas from the HIV-1 B’-infected patients could potently neutralize heterologous viruses of subtype B’ with mean ID50 titer (1/x) of about 67, but they were not effective in neutralizing autologous viruses of subtype B’ with mean ID50 titer (1/x) of about 8. …”
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    Neutralization sensitivity of HIV-1 subtype B’ clinical isolates from former plasma donors in China
  10. 2690
    “…Among these, two largely asymptomatic acute infections with H9N2 virus were detected by >4-fold increases in annual serologic titers (final titers 1∶80). While controlling for age and influenza vaccine receipt, moderate poultry exposure was significantly associated with elevated H9N2 titers (adjusted OR = 2.3; 95% CI, 1.04–5.2) at the 24-month encounter. …”
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    Prospective Study of Avian Influenza Virus Infections among Rural Thai Villagers
  11. 2691
    “…The geometric mean titers of participants against five subgenotypes EV71 all grew significantly after vaccinations, irrespective of the baseline NTAb titer. …”
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    The Cross-Neutralizing Activity of Enterovirus 71 Subgenotype C4 Vaccines in Healthy Chinese Infants and Children
  12. 2692
    “…The severity of tyrosine hydroxylase immunoreactive (THir) neuron death in the SN pars compacta (SNpc) was dependent on vector titer. An identical magnitude of nigrostriatal degeneration (60-70% SNpc THir neuron degeneration and 40-50% loss of striatal TH expression) was observed four weeks following 1.0 x 10(14) titer rAAV2/5-α-syn injection and 8 weeks following 1.0 x 10(13) titer rAAV2/5-α-syn injection. …”
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    Morphological and Behavioral Impact of AAV2/5-Mediated Overexpression of Human Wildtype Alpha-Synuclein in the Rat Nigrostriatal System
  13. 2693
    “…NKs recovered from AML patients at diagnosis are often found to be reduced in peripheral blood titers and cytolytic activity. Here, we had the unique opportunity to compare blood titers and cytolytic function of NKs from an AML patient with those of a healthy monozygotic twin. …”
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    NK cells from an AML patient have recovered in remission and reached comparable cytolytic activity to that of a healthy monozygotic twin mediated by the single-chain triplebody SPM-2
  14. 2694
    “…RESULTS: Protective levels of RVNA titer (≥0.5 IU/mL) were observed by day 14 in animals immunized with pIRES-Rgp and its dendriplex. …”
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    Enhancement of immunogenicity and efficacy of a plasmid DNA rabies vaccine by nanoformulation with a fourth-generation amine-terminated poly(ether imine) dendrimer
  15. 2695
    “…Patients with active disease had higher IgG than IgM titers for all inactivated fractions (ratios, 2.8 to 10.1), but equal IgG and IgM titers to the live M. tuberculosis surface (ratio, 1.1). …”
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    The Human Antibody Response to the Surface of Mycobacterium tuberculosis
  16. 2696
    “…Differences in anti-lysoganglioside-GM1 and anti-D1R titers were dependent on the selected control. Variances in antibody titers and CaMKII activation were identified among the institutional control groups. …”
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    Neuronal Antibody Biomarkers for Sydenham’s Chorea Identify a New Group of Children with Chronic Recurrent Episodic Acute Exacerbations of Tic and Obsessive Compulsive Symptoms Following a Streptococcal Infection
  17. 2697
    “…Students with a low anti-HBs titer should be considered for a booster dose because most will be exposed to the risk of acquiring HBV for decades.…”
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    The long-term immunogenicity of recombinant hepatitis B virus (HBV) vaccine: contribution of universal HBV vaccination in Italy
  18. 2698
    “…RESULTS: Newly diagnosed HIV-positive patients demonstrated CD4-dependent increases in antibody and opsonophagocytic titers thought to be commensurate with protection. …”
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    Response to Pneumococcal Polysaccharide Vaccination in Newly Diagnosed HIV-Positive Individuals
  19. 2699
    “…The percentages of EV71-infected cells, virus titer, and cytokine production were investigated after treatment with NE and EP. …”
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    Norepinephrine and Epinephrine Enhanced the Infectivity of Enterovirus 71
  20. 2700
    “…A bridging immunoassay and a modified hyaluronidase activity assay were used to determine rHuPH20-reactive antibody titers and neutralizing antibodies, respectively. rHuPH20-binding antibody populations from selected subjects with positive titers were affinity-purified and subjected to further characterization such as cross-reactivity with endogenous PH20. …”
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    Clinical Immunogenicity of rHuPH20, a Hyaluronidase Enabling Subcutaneous Drug Administration
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