Fentanyl and its derivatives have become pervasive contaminants in the U.S. heroin supply. Previously, we reported a proof-of-concept vaccine designed to combat against heroin contaminated with fentanyl. Herein, we optimized the admixture vaccine and found that it surpassed the individual vaccines in every antinociceptive test, including a 10% fentanyl to heroin formulation. It is anticipated that other co-occurring drug abuse disorders may also be examined with admixture vaccines.
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http://dx.doi.org/10.1021/acsomega.8b01478 | DOI Listing |
J Med Chem
December 2024
National Key Laboratory of Green Pesticide, Hubei International Scientific and Technological Cooperation Base of Pesticide and Green Synthesis, International Joint Research Center for Intelligent Biosensing Technology and Health, College of Chemistry, Central China Normal University, Wuhan 430079, Hubei, P. R. China.
The controlled release of immunostimulatory agents represents a promising strategy to enhance vaccine efficacy while minimizing side effects. This study aimed to improve the efficacy of the RBD-Fc-based COVID-19 vaccine through combining of an iNKT cell agonist and a TLR7/8 agonist using covalent conjugation and temporal delivery. We hypothesized that these combinations would yield a more balanced Th1/Th2 immune response.
View Article and Find Full Text PDFPLoS One
July 2024
Pasteur Institute of Iran, Malaria and Vector Research Group (MVRG), Biotechnology Research Center (BRC), Tehran, Iran.
Backgrounds: Malaria, a preventive and treatable disease, is still responsible for annual deaths reported in most tropical regions, principally in sub-Saharan Africa. Subunit recombinant transmission-blocking vaccines (TBVs) have been proposed as promising vaccines to succeed in malaria elimination and eradication. Here, a provisional study was designed to assess the immunogenicity and functional activity of alanyl aminopeptidase N (APN1) of Anopheles stephensi, as a TBV candidate, administered with MPL, CpG, and QS21 adjuvants in the murine model.
View Article and Find Full Text PDFNano Lett
June 2024
Department of Chemistry and International Institute for Nanotechnology, Northwestern University, 2145 Sheridan Road, Evanston, Illinois 60208, United States.
bioRxiv
September 2024
Institute for Genome Sciences, University of Maryland School of Medicine, Baltimore, USA.
, , and are three of the most widespread vectors of malaria parasites, with geographical ranges stretching across wide swaths of Africa. Understanding the population structure of these closely related species, including the extent to which populations are connected by gene flow, is essential for understanding how vector control implemented in one location might indirectly affect vector populations in other locations. Here, we assessed the population structure of each species based on a combined data set of publicly available and newly processed whole-genome sequences.
View Article and Find Full Text PDFDrug Deliv Transl Res
January 2025
School of Pharmaceutical Sciences (Shenzhen), Shenzhen Campus of Sun Yat-sen University, Shenzhen, 518107, China.
Transdermal delivery of peptide drugs is almost impossible with conventional penetration enhancers because of epidermal barrier function. Microneedle (MN) patches can bypass the epidermal barrier and have been developed for trans- and intradermal delivery of peptide drugs and vaccines. However, dissolving MN patches are limited by low drug loading capacities due to their small size and admixture of drug and water-soluble excipients.
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