A Preclinical Immunogenicity Study of the Recombinant Human Papillomavirus Nine-Valent Virus-like Particle Vaccine DOI Creative Commons
Dan Xu,

Jiadai Li,

Jiao An

и другие.

Vaccines, Год журнала: 2024, Номер 12(12), С. 1356 - 1356

Опубликована: Ноя. 30, 2024

Background: Cervical cancer is associated with persistent infection of high-risk human papillomaviruses (HPVs). Prophylactic HPV vaccines have been recommended and significant efficacy in preventing cervical cancer. Multivalent a better preventative effect on HPV-related diseases. However, there currently only one nine-valent vaccine the market: Gardasil® 9. The development new still urgent order to achieve goal eliminating as proposed by WHO. Methods: In this study, we developed recombinant virus-like particle (VLP) (HPV-9 vaccine) containing type 6, 11, 16, 18, 31, 33, 45, 52, 58 antigens, an adjuvant aluminum phosphate (AlPO4). type-specific L1 proteins were recombinantly expressed using Pichia pastoris, followed self-assembly into VLPs. Immunogenicity studies HPV-9 performed rodents (mice rats) non-human primates (macaques) animal models. Results: showed that able elicit robust long-lasting neutralizing antibody response (cynomolgus macaque) shows immunogenicity comparable Walrinvax® Conclusions: summary, study provides comprehensive investigation vaccine, including its immune persistence. These findings, derived from models diverse species, contribute valuable insights potential candidate clinical settings.

Язык: Английский

Recent Advancements in mRNA Vaccines: From Target Selection to Delivery Systems DOI Creative Commons
Zhongyan Wu,

Weilu Sun,

Hailong Qi

и другие.

Vaccines, Год журнала: 2024, Номер 12(8), С. 873 - 873

Опубликована: Авг. 1, 2024

mRNA vaccines are leading a medical revolution. technologies utilize the host's own cells as bio-factories to produce proteins that serve antigens. This revolutionary approach circumvents complicated processes involved in traditional vaccine production and empowers with ability respond emerging or mutated infectious diseases rapidly. Additionally, robust cellular immune response elicited by has shown significant promise cancer treatment. However, inherent instability of complexity tumor immunity have limited its broader application. Although emergence pseudouridine ionizable cationic lipid nanoparticles (LNPs) made clinical application possible, there remains substantial potential for further improvement immunogenicity delivered antigens preventive therapeutic effects technology. Here, we review latest advancements vaccines, including but not target selection delivery systems. offers multifaceted perspective on this rapidly evolving field.

Язык: Английский

Процитировано

7

Recent Advances in the Development and Efficacy of Anti-Cancer Vaccines—A Narrative Review DOI Creative Commons
Kajetan Kiełbowski,

Paulina Plewa,

Jan Zadworny

и другие.

Vaccines, Год журнала: 2025, Номер 13(3), С. 237 - 237

Опубликована: Фев. 25, 2025

Immunotherapy is an established and efficient treatment strategy for a variety of malignancies. It aims to boost the anticancer properties one’s own immune system. Several immunotherapeutic options are available, but checkpoint blockers represent most widely known investigated. Anticancer vaccines evolving area immunotherapy that stimulate antigen-presenting cells, cytotoxic responses CD8+ T presence memory among others. Over years, different approaches have been studied, such as mRNA DNA vaccines, together with dendritic cell- viral vector-based vaccines. Recently, accumulating number clinical studies performed analyze safety potential efficacy these agents. The aim this review summarize recent advances regarding types therapeutic Furthermore, it will discuss how in preclinical models can enhance outcomes.

Язык: Английский

Процитировано

0

The use of peptides for deciphering the mechanism of EBV, HPV, and HCV invasion of human cells DOI Creative Commons

Daniela Perdomo-Joven,

Fanny Guzmán, Mauricio Urquiza

и другие.

Опубликована: Март 26, 2025

Epstein-Barr virus (EBV), human papillomavirus (HPV), and hepatitis C (HCV) are significant pathogens associated with various diseases, employing complex molecular mechanisms for cellular entry immune evasion. Peptide-based research, using more than 700 synthetic peptides, has deciphered some of the interactions between viral proteins host cell receptors, offering promising diagnostics therapeutic strategies. In EBV, binding peptides have been identified: 11382, 11389, 11416 derived from gp350/220; 11435, 11436, 11438 gp85 [glycoprotein H (gH)]; 11521 BNRF1/p140. Most these peptide sequences surface-exposed part contact regions making them candidates strategies aimed at inhibiting EBV invasion cells. Peptide 11382 is target neutralizing antibody 72A1; induce interleukin-6 production; 11435 binds to integrin αvβ6, triggers a cytokine storm. HPV L1 protein, major component capsid, 18283 18294 identified as epithelial cell-binding located on surface. Parts recognized by anti-HPV antibodies. These two along 18301, potential biomarkers infection because they antibodies elicited during natural infection, suitable targets serological detection. envelope E1 E2 HCV, five hepatocyte- CD81-positive identified. The contain linear B-cell epitopes antibodies, used develop tests determining HCV infection. approaches can lead innovative prevention, diagnosis, treatment diseases. Additionally, their be modulate response generate tools cancer theragnostic.

Язык: Английский

Процитировано

0

Magnitude of antigen-specific T-cell immunity the month after completing vaccination series predicts the development of long-term persistence of antitumor immune response DOI Creative Commons
John B. Liao, James Y. Dai,

Jessica Reichow

и другие.

Journal for ImmunoTherapy of Cancer, Год журнала: 2024, Номер 12(11), С. e010251 - e010251

Опубликована: Ноя. 1, 2024

For best efficacy, vaccines must provide long-lasting immunity. To measure longevity, memory from B and T cells are surrogate endpoints for vaccine efficacy. When antibodies insufficient protection, the immune response rely on cells. The magnitude differentiation of effective, durable responses depend antigen-specific precursor frequencies. However, development that induce T-cell cancer treatment has remained elusive.

Язык: Английский

Процитировано

0

A Preclinical Immunogenicity Study of the Recombinant Human Papillomavirus Nine-Valent Virus-like Particle Vaccine DOI Creative Commons
Dan Xu,

Jiadai Li,

Jiao An

и другие.

Vaccines, Год журнала: 2024, Номер 12(12), С. 1356 - 1356

Опубликована: Ноя. 30, 2024

Background: Cervical cancer is associated with persistent infection of high-risk human papillomaviruses (HPVs). Prophylactic HPV vaccines have been recommended and significant efficacy in preventing cervical cancer. Multivalent a better preventative effect on HPV-related diseases. However, there currently only one nine-valent vaccine the market: Gardasil® 9. The development new still urgent order to achieve goal eliminating as proposed by WHO. Methods: In this study, we developed recombinant virus-like particle (VLP) (HPV-9 vaccine) containing type 6, 11, 16, 18, 31, 33, 45, 52, 58 antigens, an adjuvant aluminum phosphate (AlPO4). type-specific L1 proteins were recombinantly expressed using Pichia pastoris, followed self-assembly into VLPs. Immunogenicity studies HPV-9 performed rodents (mice rats) non-human primates (macaques) animal models. Results: showed that able elicit robust long-lasting neutralizing antibody response (cynomolgus macaque) shows immunogenicity comparable Walrinvax® Conclusions: summary, study provides comprehensive investigation vaccine, including its immune persistence. These findings, derived from models diverse species, contribute valuable insights potential candidate clinical settings.

Язык: Английский

Процитировано

0