SARS-CoV-2: immunity, challenges with current vaccines, and a novel perspective on mucosal vaccines

R Sunagar, A Singh, S Kumar - Vaccines, 2023 - mdpi.com
The global rollout of COVID-19 vaccines has played a critical role in reducing pandemic
spread, disease severity, hospitalizations, and deaths. However, the first-generation …

Advances and future perspectives of intranasal drug delivery: A scientometric review

D Xu, XJ Song, X Chen, JW Wang, YL Cui - Journal of Controlled Release, 2024 - Elsevier
Intranasal drug delivery is as a noninvasive and efficient approach extensively utilized for
treating the local, central nervous system, and systemic diseases. Despite numerous …

Intranasal mRNA-LNP vaccination protects hamsters from SARS-CoV-2 infection

G Baldeon Vaca, M Meyer, A Cadete, CJ Hsiao… - Science …, 2023 - science.org
Intranasal vaccination represents a promising approach for preventing disease caused by
respiratory pathogens by eliciting a mucosal immune response in the respiratory tract that …

Intranasal COVID-19 vaccine induces respiratory memory T cells and protects K18-hACE mice against SARS-CoV-2 infection

BK Diallo, C Ní Chasaide, TY Wong, P Schmitt, KS Lee… - npj Vaccines, 2023 - nature.com
Current COVID-19 vaccines prevent severe disease, but do not induce mucosal immunity or
prevent infection with SARS-CoV-2, especially with recent variants. Furthermore, serum …

An intranasal vaccine comprising SARS-CoV-2 spike receptor-binding domain protein entrapped in mannose-conjugated chitosan nanoparticle provides protection in …

K Tabynov, M Solomadin, N Turebekov, M Babayeva… - Scientific Reports, 2023 - nature.com
We developed a novel intranasal SARS-CoV-2 subunit vaccine called NARUVAX-C19/Nano
based on the spike protein receptor-binding domain (RBD) entrapped in mannose …

SARS-CoV-2 Delta variant induces enhanced pathology and inflammatory responses in K18-hACE2 mice

KS Lee, TY Wong, BP Russ, AM Horspool, OA Miller… - Plos one, 2022 - journals.plos.org
The COVID-19 pandemic has been fueled by SARS-CoV-2 novel variants of concern (VOC)
that have increased transmissibility, receptor binding affinity, and other properties that …

Intranasal immunization with liposome-displayed receptor-binding domain induces mucosal immunity and protection against SARS-CoV-2

WC Huang, K Chiem, L Martinez-Sobrido, JF Lovell - Pathogens, 2022 - mdpi.com
The global pandemic, caused by severe acute respiratory syndrome coronavirus 2 (SARS-
CoV-2), has led to efforts in develo** effective vaccine approaches. Currently, approved …

Physicochemical characterization of biological and synthetic forms of two lipid A-based TLR4 agonists

G Hu, DJ Varisco, S Das, CR Middaugh, F Gardner… - Heliyon, 2023 - cell.com
Toll-like receptor (TLR) agonists are recognized as potential immune-enhancing adjuvants
and are included in several licensed vaccines. Monophosphoryl lipid A (MPL® …

A Dual‐Adjuvanted Parenteral‐Intranasal Subunit Nanovaccine generates Robust Systemic and Mucosal Immunity Against SARS‐CoV‐2 in Mice

B Pandey, Z Wang, A Jimenez, E Bhatia… - Advanced …, 2024 - Wiley Online Library
Existing parenteral SARS‐CoV‐2 vaccines produce only limited mucosal responses,
essential for reducing transmission and achieving sterilizing immunity. Appropriately …

RBD-VLP vaccines adjuvanted with Alum or SWE protect K18-hACE2 mice against SARS-CoV-2 VOC challenge

TY Wong, BP Russ, KS Lee, OA Miller, J Kang… - Msphere, 2022 - Am Soc Microbiol
The ongoing COVID-19 pandemic has contributed largely to the global vaccine disparity.
Development of protein subunit vaccines can help alleviate shortages of COVID-19 vaccines …