FIELD: biotechnology.
SUBSTANCE: disclosed is a method for creating a recombinant strain of enterococcus L3-SARSN1 based on a biologically active strain of E. faecium L3, characterized by the fact that enterococci Enterococcus faecium L3 culture is electroporated with recombinant plasmid DNA pentF-sarsN1, having SEQ ID No: 1, and enterococcus L3-SARSN1 clone is selected, expressing protein having the amino acid sequence SEQ ID No: 2, stimulating humoral and secretory immune response to nucleocapsid protein N of coronavirus SARS-Cov-2. Also disclosed is a recombinant plasmid pentF-sarsN1 having a nucleotide sequence SEQ ID No: 1, intended for production of enterococcus clone L3-SARSN1, expressing protein, having amino acid sequence SEQ ID No: 2, stimulating humoral and secretory immune response to nucleocapsid protein N of coronavirus SARS-Cov-2.
EFFECT: invention provides effective production of a live vaccine candidate against coronavirus infection.
2 cl, 7 dwg, 1 tbl, 4 ex
| Title | Year | Author | Number | 
|---|---|---|---|
| METHOD OF PRODUCING RECOMBINANT STRAIN OF ENTEROCOCCUS L3-SARS"XBB.1.5" BASED ON BIOLOGICALLY ACTIVE STRAIN OF ENTEROCOCCUS FAECIUM L3 | 2023 | 
 | RU2840971C1 | 
| METHOD FOR CREATING LIVE STRAIN OF ENTEROCOCCUS L3-SARS BASED ON BIOLOGICALLY ACTIVE STRAIN OF E. FAECIUM L3 | 2021 | 
 | RU2782529C1 | 
| METHOD OF CREATING A LIVE VACCINE AGAINST COVID-19 BASED ON THE PROBIOTIC STRAIN ENTEROCOCCUS FAECIUM L3 AND A LIVE VACCINE ENTEROCOCCUS FAECIUM L3-PENTF-COVID-19 | 2020 | 
 | RU2745626C1 | 
| LIVE VACCINE BASED ON ENTEROCOCCUS FAECIUM L3 PROBIOTIC STRAIN FOR PREVENTION OF INFECTION CAUSED BY STREPTOCOCCUS PNEUMONIE | 2018 | 
 | RU2701733C1 | 
| METHOD FOR INTROGRESSION OF PATHOGENIC STREPTOCOCCUS GENES IN CHROMOSOMAL DNA OF PROBIOTIC STRAIN OF ENTEROCOCCUS FAECIUM L3 FOR EXPRESSION IN PILES | 2015 | 
 | RU2640250C2 | 
| RECOMBINANT DNA ENSURING PRODUCTION OF THE RECOMBINANT PROTEIN COV1 EXHIBITING IMMUNOGENIC PROPERTIES AGAINST SARS-COV-2 VIRUS | 2021 | 
 | RU2776484C1 | 
| INTEGRATIVE PLASMID VECTOR pVEAL3-RBDdel, PROVIDING SYNTHESIS AND SECRETION OF RECOMBINANT PROTEIN OF RECEPTOR-BINDING DOMAIN RBDdelta OF CORONAVIRUS SARS-CoV-2 IN MAMMALIAN CELLS, RECOMBINANT CELL LINE STRAIN CHO-K1-RBDdelta AND RECOMBINANT PROTEIN RBDdelta SARS-CoV-2 PRODUCED BY CELL LINE STRAIN | 2023 | 
 | RU2816175C1 | 
| METHOD OF OBTAINING BACTERIAL PRODUCER OF RECOMBINANT NC NUCLEOCAPPSID PROTEIN OF SARS-CoV-2 VIRUS | 2023 | 
 | RU2812347C1 | 
| ARTIFICIAL GENETIC CONSTRUCT FOR THE HETEROLOGOUS EXPRESSION OF THE S-PROTEIN RECEPTOR-BINDING DOMAIN IN A FUSED POLYPEPTIDE CHAIN WITH A NUCLEOCAPSID PROTEIN | 2022 | 
 | RU2801597C1 | 
| RECOMBINANT INFLUENZA VIRUS INTENDED FOR THE PREVENTION OF COVID-19 AND INFLUENZA, METHOD OF ITS PRODUCTION AND USE | 2022 | 
 | RU2802058C1 | 
Authors
Dates
2024-05-28—Published
2022-12-15—Filed