Lactococcus lactis-based vaccines from laboratory bench to human use: an overview

Area of Science:

• Vaccinology
• Microbiology
• Biotechnology

Background:

• Developing vaccines is crucial for combating pathogens and antibiotic resistance.
• Lactococcus lactis (L. lactis), a Generally Regarded As Safe (GRAS) bacterium, is a promising vaccine delivery vector.
• Research is ongoing to optimize bacterial vectors for vaccine development.

Purpose of the Study:

• To review factors influencing the efficacy of L. lactis-based vaccines.
• To highlight critical issues in biological containment and pharmaceutical quality assurance for L. lactis vaccines.
• To discuss the translation of L. lactis vaccines from research to clinical application.

Main Methods:

• Literature review of studies on L. lactis as a vaccine vector.
• Analysis of factors affecting vaccine efficacy.
• Examination of safety and quality control measures.

Main Results:

• Several factors impact the effectiveness of L. lactis-based vaccines.
• Biological containment and quality assurance are key challenges for clinical translation.
• Consistent manufacturing is essential for safe and effective L. lactis vaccines.

Conclusions:

• Lactococcus lactis is a viable candidate for vaccine development.
• Addressing efficacy, safety, and manufacturing challenges is vital for clinical success.
• Further research and stringent quality control will facilitate the use of L. lactis vaccines in medicine.