Results 31 to 40 of about 1,881,376 (382)

Cleavage-Independent HIV-1 Env Trimers Engineered as Soluble Native Spike Mimetics for Vaccine Design

open access: yesCell Reports, 2015
Viral glycoproteins mediate entry by pH-activated or receptor-engaged activation and exist in metastable pre-fusogenic states that may be stabilized by directed rational design. As recently reported, the conformationally fixed HIV-1 envelope glycoprotein
Shailendra Kumar Sharma   +8 more
doaj   +1 more source

Efficient isolation of rare B cells using next-generation antigen barcoding

open access: yesFrontiers in Cellular and Infection Microbiology, 2023
The ability to efficiently isolate antigen-specific B cells in high throughput will greatly accelerate the discovery of therapeutic monoclonal antibodies (mAbs) and catalyze rational vaccine development.
Jonathan Hurtado   +36 more
doaj   +1 more source

Platelet-collagen adhesion: evidence for participation of antigenically distinct entities. [PDF]

open access: yes, 1984
Univalent antibody fragments prepared from a rabbit antiserum raised against whole human platelets completely inhibited adhesion of platelets to immobilized trimeric collagen in a defined, Mg2+-dependent, adhesion assay.
Barondes, SH, Shadle, PJ
core   +2 more sources

Holes in the Glycan Shield of the Native HIV Envelope Are a Target of Trimer-Elicited Neutralizing Antibodies

open access: yesCell Reports, 2016
A major advance in the search for an HIV vaccine has been the development of a near-native Envelope trimer (BG505 SOSIP.664) that can induce robust autologous Tier 2 neutralization.
Laura E. McCoy   +18 more
doaj   +1 more source

SARS-CoV-2 infection elicits a rapid neutralizing antibody response that correlates with disease severity

open access: yesScientific Reports, 2021
The protective effect of neutralizing antibodies in SARS-CoV-2 infected individuals is not yet well defined. To address this issue, we have analyzed the kinetics of neutralizing antibody responses and their association with disease severity.
B. Trinité   +25 more
semanticscholar   +1 more source

IgA dominates the early neutralizing antibody response to SARS-CoV-2

open access: yesScience Translational Medicine, 2020
Early specific antibody responses against SARS-CoV-2 include IgG, IgM, and IgA, but IgA may neutralize virus and control infection to a larger extent.
D. Sterlin   +26 more
semanticscholar   +1 more source

Comparison of Neutralizing Antibody Titers Elicited by mRNA and Adenoviral Vector Vaccine against SARS-CoV-2 Variants

open access: yesbioRxiv, 2021
The increasing prevalence of SARS-CoV-2 variants has raised concerns regarding possible decreases in vaccine efficacy. Here, neutralizing antibody titers elicited by mRNA-based and an adenoviral vector-based vaccine against variant pseudotyped viruses ...
Takuya Tada   +6 more
semanticscholar   +1 more source

A therapeutic neutralizing antibody targeting receptor binding domain of SARS-CoV-2 spike protein

open access: yesNature Communications, 2021
Vaccines and therapeutics are urgently needed for the pandemic caused by severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2). Here, we screen human monoclonal antibodies (mAb) targeting the receptor binding domain (RBD) of the viral spike ...
Cheolmin Kim   +44 more
semanticscholar   +1 more source

Measuring SARS-CoV-2 neutralizing antibody activity using pseudotyped and chimeric viruses

open access: yesJournal of Experimental Medicine, 2020
The emergence of SARS-CoV-2 has created a need for robust assays of plasma and monoclonal antibody neutralization potency. Pseudotyped HIV-1– and vesicular stomatitis virus–based reporter viruses and a replication-competent vesicular stomatitis virus ...
F. Schmidt   +20 more
semanticscholar   +2 more sources

SnapShot: Broadly Neutralizing Antibodies

open access: yesCell, 2013
Durably elicited by live attenuated virus, less durably by inactivated virusConserved bnAb epitopes:1) Ep1 (res. 380–400) 2) Ep2 (res. 190–200)3) Ep3 (res. 571–579)Despite the extensive variability of measles virus, nAb responses to vaccination are broad becausethe conserved epitopes are immunoprominent.May relate to overlap of the receptor-binding ...
Sok, Devin   +2 more
openaire   +2 more sources

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