Results 41 to 50 of about 691 (170)

A Class of Shark‐Derived Single‐Domain Antibodies can Broadly Neutralize SARS‐Related Coronaviruses and the Structural Basis of Neutralization and Omicron Escape

open access: yesSmall Methods, Volume 6, Issue 7, July 20, 2022., 2022
Shark‐derived vnarbodies 20G6 and 17F6 broadly neutralize SARS‐CoV‐2 Wuhan, Alpha, Beta, Kappa, Delta, Delta‐plus, Lambda variants, and sarbecovirus coronaviruses, but are unexpectedly ineffective for Omicron. Intranasal administration of 20G6 confers effective preventive and therapeutic effects in mice infected with SARS‐CoV‐2 Wuhan and Beta variant ...
Bo Feng   +21 more
wiley   +1 more source

Isolation and Characterization of the First Antigen-Specific EGFRvIII vNAR from Freshwater Stingray (<i>Potamotrygon</i> spp.) as a Drug Carrier in Glioblastoma Cancer Cells. [PDF]

open access: yesInt J Mol Sci
Glioblastoma is the most common and highly malignant brain tumor in adults. New targeted therapeutic approaches are imperative. EGFRvIII has appealing therapeutic targets using monoclonal antibodies.
Manzanares-Guzmán A   +7 more
europepmc   +2 more sources

Detection of genome‐edited and endogenously expressed G protein‐coupled receptors

open access: yesThe FEBS Journal, Volume 288, Issue 8, Page 2585-2601, April 2021., 2021
G protein‐coupled receptors (GPCRs) are the largest family of membrane receptors and major targets for FDA‐approved drugs. Quantifying GPCR expression and ligand binding characteristics in different cell types is important for drug discovery. The advent of genome editing and developments in fluorescent ligand design offers exciting possibilities to ...
Mark Soave   +6 more
wiley   +1 more source

Shark Antibody Variable Domains Rigidify Upon Affinity Maturation—Understanding the Potential of Shark Immunoglobulins as Therapeutics

open access: yesFrontiers in Molecular Biosciences, 2021
Sharks and other cartilaginous fish are the phylogenetically oldest living organisms that have antibodies as part of their adaptive immune system.
Monica L. Fernández-Quintero   +3 more
doaj   +1 more source

Shark New Antigen Receptor (IgNAR): Structure, Characteristics and Potential Biomedical Applications

open access: yesCells, 2021
Shark is a cartilaginous fish that produces new antigen receptor (IgNAR) antibodies. This antibody is identified with a similar human heavy chain but dissimilar sequences.
Salma Nassor Juma   +6 more
doaj   +1 more source

DataSheet_1_The influence of antibody humanization on shark variable domain (VNAR) binding site ensembles.docx

open access: yes, 2022
Sharks and other cartilaginous fish produce new antigen receptor (IgNAR) antibodies, as key part of their humoral immune response and are the phylogenetically oldest living organisms that possess an immunoglobulin (Ig)-based adaptive immune system. IgNAR
Klaus R. Liedl (1235931)   +5 more
core   +1 more source

A novel PD-L1-targeted shark VNAR single-domain-based CAR-T cell strategy for treating breast cancer and liver cancer

open access: yesMolecular Therapy: Oncolytics, 2022
Chimeric antigen receptor (CAR)-T cell therapy shows excellent potency against hematological malignancies, but it remains challenging to treat solid tumors, mainly because of a lack of appropriate antigenic targets and an immunosuppressive tumor ...
Dan Li   +6 more
doaj   +1 more source

Improving the pharmacokinetic properties of biologics by fusion to an anti-HSA shark VNAR domain [PDF]

open access: yesmAbs, 2012
Advances in recombinant antibody technology and protein engineering have provided the opportunity to reduce antibodies to their smallest binding domain components and have concomitantly driven the requirement for devising strategies to increase serum half-life to optimise drug exposure, thereby increasing therapeutic efficacy. In this study, we adopted
Mischa R, Müller   +15 more
openaire   +2 more sources

Mechanisms of SARS-CoV-2 neutralization by shark variable new antigen receptors elucidated through X-ray crystallography

open access: yesNature Communications, 2021
Shark antibodies (Variable New Antigen Receptors, VNARs) are the smallest naturally occurring antibody fragments. Here, the authors screen a VNAR phage display library against the SARS-CoV2 receptor binding domain (RBD) and identify VNARs that neutralize
Obinna C. Ubah   +20 more
doaj   +1 more source

Isolation and characterization of malaria PfHRP2 specific VNAR antibody fragments from immunized shark phage display library

open access: yesMalaria Journal, 2018
Background Malaria rapid diagnostic tests (RDTs) represent an important antibody based immunoassay platform. Unfortunately, conventional monoclonal antibodies are subject to degradation shortening shelf lives of RDTs. The variable region of the receptor (
Chiuan Herng Leow   +5 more
doaj   +1 more source

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