Results 51 to 60 of about 83,645 (265)

Next-Generation Vaccines Against Neglected Diseases: New Promises from Genetically Modified Live-Attenuated Parasites and RNA Vaccines

open access: yesMicroorganisms
Different protozoan parasites are the causative agents of tropical diseases, including malaria, toxoplasmosis, leishmaniasis, and Chagas disease (CD), which, altogether, affect over 300 million people throughout the world.
Marina Ferreira Batista-Zauli   +6 more
doaj   +1 more source

An overview of VaxchoraTM, a live attenuated oral cholera vaccine

open access: yesHuman Vaccines & Immunotherapeutics, 2020
Cholera remains a public health threat among the least privileged populations and regions affected by conflicts and natural disasters. Together with Water, Sanitation and Hygiene practices, use of oral cholera vaccines (OCVs) is a key tool to prevent ...
Tarun Saluja   +4 more
doaj   +1 more source

Molecular Dynamics‐Guided Sterol Engineering of mRNA‐Lipid Nanoparticles Reprograms Biodistribution and Enhances Spleen‐Selective Immunity

open access: yesAdvanced Science, EarlyView.
Sterol engineering enables precise control of mRNA lipid nanoparticles by tuning membrane organization. Replacing cholesterol with bile acid‐derived sterols redirects protein expression from the liver to the spleen. Notably, CA‐20 LNP enhances antigen‐specific immune responses while exhibiting a favorable safety profile, highlighting sterols as a ...
Sanghyuk Jeon   +27 more
wiley   +1 more source

Live attenuated S. Typhimurium vaccine with improved safety in immuno-compromised mice.

open access: yesPLoS ONE, 2012
Live attenuated vaccines are of great value for preventing infectious diseases. They represent a delicate compromise between sufficient colonization-mediated adaptive immunity and minimizing the risk for infection by the vaccine strain itself.
Balamurugan Periaswamy   +9 more
doaj   +1 more source

Chronic HBV Infection Disrupts CCL5‐Secreting cNK Cells and Attenuates Liver Accumulation and Activation of DCs and HBV‐Specific T Cells

open access: yesAdvanced Science, EarlyView.
ADORA2A activation suppresses NFκB‐dependent CCL5 production in cNK cells during chronic HBV infection, disrupting intrahepatic DC recruitment and HBV‐specific CD8+ T‐cell differentiation and function. Targeting the ADORA2A/NFκB/CCL5 axis restores antiviral immunity and facilitates HBV clearance.
Ailu Yang   +9 more
wiley   +1 more source

Integrated Single‐Cell and TCR Profiling Reveals Protection‐Associated CD8+ T Cell Subsets Linked to Viral Control in PRRSV

open access: yesAdvanced Science, EarlyView.
PRRSV vaccine‐mediated protection is associated with clonally expanded cytotoxic CD8+ T cell subsets driven by viral structural proteins and supported by innate TLR4/TLR8 signaling and CD4+ T cell help, whereas non‐protective responses are characterized by dysfunctional exhausted‐like CD8+ T cells linked to poor viral control.
Can Kong   +14 more
wiley   +1 more source

Generation of DelNS1 Influenza Viruses: a Strategy for Optimizing Live Attenuated Influenza Vaccines

open access: yesmBio, 2019
Nonstructural protein 1 (NS1) of influenza virus is a key virulence element with multifunctional roles in virus replication and a potent antagonist of host immune response.
Pui Wang   +17 more
doaj   +1 more source

Nanovesicles With Mechanically Induced Adjuvanticity for Robust Melanoma Vaccination Toward Tumor‐Associated Macrophages

open access: yesAdvanced Science, EarlyView.
Rigidity‐tunable nanovesicle (P‐Pm) with mechanically induced adjuvanticity toward tumor‐associated macrophages (TAMs) was designed to engineer R848/gp100 antigen ‐loaded nanovaccine (P@Rg‐Pm), which achieved outstanding anti‐tumor outcomes in both therapeutic and preventive model of B16‐F10 melanoma.
Bangyue Luo, Liyan Qiu
wiley   +1 more source

Live-attenuated CHIKV vaccine with rearranged genome replicates in vitro and induces immune response in mice.

open access: yesPLoS Neglected Tropical Diseases
Chikungunya fever virus (CHIKV) is a mosquito-borne alphavirus that causes wide-spread human infections and epidemics in Asia, Africa and recently, in the Americas. CHIKV is considered a priority pathogen by CEPI and WHO.
Irina Tretyakova   +9 more
doaj   +1 more source

BCG HSP70 Reprograms Macrophages via Central Trained Immunity to Suppress Prostate Cancer

open access: yesAdvanced Science, EarlyView.
BCG‐derived HSP70 (Dnak) safely induces central trained immunity via epigenetic, metabolic, and O‐GlcNAcylation reprogramming of bone marrow progenitors, driving tumor‐associated macrophages toward an M1‐like phenotype to suppress prostate cancer. ABSTRACT Trained immunity offers a promising yet clinically challenging strategy for cancer immunotherapy,
Peng Liu   +12 more
wiley   +1 more source

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