Publications related to Immunologic adjuvant

Viral Genetic Determinants of Prolonged Respiratory Syncytial Virus Infection Among Infants in a Healthy Term Birth Cohort

Jacques Fellay, Thomas Junier, Zhi Ming Xu, Dylan Lawless

Background. Respiratory syncytial virus (RSV) is associated with acute respiratory infection. We sought to identify RSV variants associated with prolonged infection. ...

OXFORD UNIV PRESS INC2023

DNA-based biomaterials for nanoscale controlled modulation of immune cells

Alice Comberlato

Recent advances in the field of nanomaterials demonstrated how their use for vaccination can drastically improve immune responses, mainly by enhancing delivery and uptake of vaccine components. However, our understanding of the connections between presenta ...

EPFL2022

Preliminary evidence that daily light exposure enhances the antibody response to influenza vaccination in patients with dementia

Jean-Louis Scartezzini

Enhancing lighting conditions in institutions for individuals with dementia improves their sleep, circadian rhythms and well-being. Here, we report first findings that exposure to brighter light during daytime may support the immune response to the annual ...

ELSEVIER2022

Delivery of STING agonists for adjuvanting subunit vaccines

Li Tang, Bing Feng, Simon Bart M. Van Herck

Adjuvant is an essential component in subunit vaccines. Many agonists of pathogen recognition receptors have been developed as potent adjuvants to optimize the immunogenicity and efficacy of vaccines. Recently discovered cyclic GMP-AMP synthase-stimulator ...

ELSEVIER2021

Vaccination with a nanoparticle E7 vaccine can prevent tumor recurrence following surgery in a human papillomavirus head and neck cancer model

Gabriele Galliverti, Vincent Roh

High-risk human papillomavirus (HPV) encoding E6/E7-HPV oncogenes are responsible for a subgroup of head and neck squamous-cell carcinoma (HNSCC) and thus therapeutic E7-vaccines may be used to control HPV+HNSCC tumors. Herein we investigated the effects o ...

2021

A Nanoscaffolded Spike-RBD Vaccine Provides Protection against SARS-CoV-2 with Minimal Anti-Scaffold Response

David Hacker, Bruno Emanuel Ferreira De Sousa Correia, Florence Pojer, Kelvin Ka Ching Lau

The response of the adaptive immune system is augmented by multimeric presentation of a specific antigen, resembling viral particles. Several vaccines have been designed based on natural or designed protein scaffolds, which exhibited a potent adaptive immu ...

2021

A high-throughput cell- and virus-free assay shows reduced neutralization of SARS-CoV-2 variants by COVID-19 convalescent plasma

Didier Trono, Priscilla Turelli, Florence Pojer, Charlène Mireille Raymonde Raclot, Valeria Cagno, Jérémy Campos, Céline Pellaton

The detection of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2)-specific antibodies in the serum of an individual indicates previous infection or vaccination. However, it provides limited insight into the protective nature of this immune resp ...

AMER ASSOC ADVANCEMENT SCIENCE2021

Redox-Responsive Polycondensate Neoepitope for Enhanced Personalized Cancer Vaccine

Li Tang, Lixia Wei, Yu Zhao, Xiaomeng Hu

A versatile and highly effective platform remains a major challenge in the development of personalized cancer vaccines. Here, we devised a redox-responsive polycondensate neoepitope (PNE) through a reversible polycondensation reaction of peptide neoantigen ...

2020

Rationally designed Human Cytomegalovirus gB nanoparticle vaccine with improved immunogenicity

Davide Demurtas

Author summary Human cytomegalovirus (HCMV) infection is the foremost viral cause of congenital birth defects. Attempts to vaccinate against HCMV brought moderate, though not sufficient, reduction in infection. Moreover, phase II clinical trial with gB for ...

2020

Adjuvant-free immunization with infective filarial larvae as lymphatic homing antigen carriers

Melody Swartz, Marcela Rincón-Restrepo, Sachiko Hirosue, Witold Waldemar Kilarski, Alexandre de Titta, Esra Güç, David Scott Wilson

Controlled infection with intestinal nematodes has therapeutic potential for preventing the symptoms of allergic and autoimmune diseases. Here, we engineered larvae of the filarial nematode Litomosoides sigmodontis as a vaccine strategy to induce adaptive ...

Nature Research2020

Atomic-Scale Description of Interfaces between Antigen and Aluminum-Based Adjuvants Used in Vaccines by Dynamic Nuclear Polarization (DNP) Enhanced NMR Spectroscopy

Jasmine Viger-Gravel, Federico Maria Paruzzo, David Benjamin Roger Antoine Gajan

The addition of aluminum-based adjuvants in vaccines enhances the immune response to antigens. The strength of antigen adsorption on adjuvant gels is known to modulate vaccine efficacy. However, a detailed understanding of the mechanisms of interaction bet ...

WILEY-V C H VERLAG GMBH2020

De novo protein design enables the precise induction of RSV-neutralizing antibodies

Luciano Andres Abriata, Bruno Emanuel Ferreira De Sousa Correia, Elisa Oricchio, Sandrine Madeleine Suzanne Georgeon, Jaume Bonet Martinez, Fabian Sesterhenn, Stéphane Rosset, Che Yang, Patricia Corthésy Henrioud, Sabrina Susan Vollers, Elie Charles Eugène Dheilly, Mélanie Evelyne Villard, Yujia Wang

De novo protein design has been successful in expanding the natural protein repertoire. However, most de novo proteins lack biological function, presenting a major methodological challenge. In vaccinology, the induction of precise antibody responses remain ...

American Association for the Advancement of Science2020

Nucleic acids presenting polymer nanomaterials as vaccine adjuvants

Maartje Martina Cornelia Bastings, Kaltrina Paloja, Alice Comberlato

Most vaccines developed today include only the antigens that best stimulate the immune system rather than the entire virus or microbe, which makes vaccine production and use safer and easier, though they lack potency to induce acceptable immunity and long- ...

Royal Society of Chemistry2019

Antigens reversibly conjugated to a polymeric glyco-adjuvant induce protective humoral and cellular immunity

Jeffrey Alan Hubbell, Xavier Fredy René Quaglia-Thermes, Melody Swartz, Giacomo Olimpio Diaceri, Sachiko Hirosue, Laura Jeanbart, David Scott Wilson, Maria Anna Sofia Broggi, Michal Mateusz Raczy, Ruyi Wang

Fully effective vaccines for complex infections must elicit a diverse repertoire of antibodies (humoral immunity) and CD8+ T-cell responses (cellular immunity). Here, we present a synthetic glyco-adjuvant named p(Man-TLR7), which, when conjugated to antige ...

NATURE PUBLISHING GROUP2019

Development of a nano-adjuvant cancer vaccine and its evaluation for melanoma in combination with radiotherapy

Sylvie Hauert

Cancer is the second leading cause of death in the world and melanoma is the deadliest type of skin cancer. Although surgery, radiotherapy and chemotherapy are still standard treatments, the discovery of the role played by the immune system in cancer has a ...

EPFL2018

Toll-like receptor 8 agonist nanoparticles mimic immunomodulating effects of the live BCG vaccine and enhance neonatal innate and adaptive immune responses

Jeffrey Alan Hubbell, Melody Swartz, Sachiko Hirosue, Alexandre de Titta, Daniel Kenneth Bonner

Background: Newborns display distinct immune responses, leaving them vulnerable to infections and impairing immunization. Targeting newborn dendritic cells (DCs), which integrate vaccine signals into adaptive immune responses, might enable development of a ...

2017

The era of bioengineering: how will this affect the next generation of cancer immunotherapy?

Harm-Anton Klok, Cristiana Berti, Michele Graciotti

Background: Immunotherapy consists of activating the patient's immune system to fight cancer and has the great potential of preventing future relapses thanks to immunological memory. A great variety of strategies have emerged to harness the immune system a ...

2017

Engineering the Extra Domain A of fibronectin as a vaccine adjuvant and study of its role in tissue regeneration

Ziad Julier

The extracellular matrix (ECM) protein fibronectin (FN) is a remarkably multifaceted molecule, including numerous fibronectin type III (FNIII) repeats carrying out different functions, which despite being extensively studied for over thirty years still pre ...

EPFL2016

A Cationic Micelle Complex Improves CD8+T Cell Responses in Vaccination Against Unmodified Protein Antigen

Jeffrey Alan Hubbell, Davide Demurtas, Melody Swartz, Carrie Ellen Brubaker, Daniel Kenneth Bonner, Vasiliki Panagiotou

Nanoscale carrier platforms promote immune responses to vaccination by facilitating delivery of vaccine components to immunologically relevant sites. The technique is particularly valuable for subunit vaccination, in which coadministration of immunostimula ...

Amer Chemical Soc2016

Fibronectin EDA and CpG synergize to enhance antigen-specific Th1 and cytotoxic responses

Jeffrey Alan Hubbell, Eleonora Simeoni, Melody Swartz, Alexandre de Titta, Alizée Jéléna Grimm, Ziad Julier

Subunit vaccines, employing purified protein antigens rather than intact pathogens, require the addition of adjuvants for enhanced immunogenicity with a correct balance between strong activation of the immune system and low toxicity. Here we show that the ...

Elsevier Sci Ltd2016