JP2022517135A - A型肝炎ウイルス(hav)抗原を細胞培養物から抽出するための方法 - Google Patents
A型肝炎ウイルス(hav)抗原を細胞培養物から抽出するための方法 Download PDFInfo
- Publication number
- JP2022517135A JP2022517135A JP2021547569A JP2021547569A JP2022517135A JP 2022517135 A JP2022517135 A JP 2022517135A JP 2021547569 A JP2021547569 A JP 2021547569A JP 2021547569 A JP2021547569 A JP 2021547569A JP 2022517135 A JP2022517135 A JP 2022517135A
- Authority
- JP
- Japan
- Prior art keywords
- virus
- hepatitis
- hav
- antigen
- surfactant
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 241000709721 Hepatovirus A Species 0.000 title claims abstract description 175
- 239000000427 antigen Substances 0.000 title claims abstract description 74
- 108091007433 antigens Proteins 0.000 title claims abstract description 74
- 102000036639 antigens Human genes 0.000 title claims abstract description 74
- 238000000034 method Methods 0.000 title claims abstract description 57
- 238000004113 cell culture Methods 0.000 title claims abstract description 32
- 239000000203 mixture Substances 0.000 claims abstract description 32
- 210000004027 cell Anatomy 0.000 claims description 52
- 239000004365 Protease Substances 0.000 claims description 32
- 108091005804 Peptidases Proteins 0.000 claims description 29
- 235000019419 proteases Nutrition 0.000 claims description 29
- 210000004962 mammalian cell Anatomy 0.000 claims description 24
- 239000004094 surface-active agent Substances 0.000 claims description 21
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 claims description 20
- 150000007523 nucleic acids Chemical class 0.000 claims description 19
- 235000014113 dietary fatty acids Nutrition 0.000 claims description 16
- 239000000194 fatty acid Substances 0.000 claims description 16
- 229930195729 fatty acid Natural products 0.000 claims description 16
- -1 fatty acid ester Chemical class 0.000 claims description 16
- 108090000565 Capsid Proteins Proteins 0.000 claims description 15
- 102100023321 Ceruloplasmin Human genes 0.000 claims description 15
- 239000006166 lysate Substances 0.000 claims description 14
- 108020004707 nucleic acids Proteins 0.000 claims description 14
- 102000039446 nucleic acids Human genes 0.000 claims description 14
- 208000005252 hepatitis A Diseases 0.000 claims description 11
- 239000003599 detergent Substances 0.000 claims description 10
- 238000005119 centrifugation Methods 0.000 claims description 9
- 108090000631 Trypsin Proteins 0.000 claims description 8
- 102000004142 Trypsin Human genes 0.000 claims description 8
- 239000012588 trypsin Substances 0.000 claims description 8
- 230000009089 cytolysis Effects 0.000 claims description 7
- 150000001412 amines Chemical class 0.000 claims description 6
- 239000003795 chemical substances by application Substances 0.000 claims description 6
- 150000001875 compounds Chemical class 0.000 claims description 6
- 150000004665 fatty acids Chemical class 0.000 claims description 6
- 125000002485 formyl group Chemical class [H]C(*)=O 0.000 claims description 6
- 239000002736 nonionic surfactant Substances 0.000 claims description 6
- 238000004115 adherent culture Methods 0.000 claims description 4
- 150000005215 alkyl ethers Chemical class 0.000 claims description 4
- 108090000317 Chymotrypsin Proteins 0.000 claims description 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 3
- IAYPIBMASNFSPL-UHFFFAOYSA-N Ethylene oxide Chemical compound C1CO1 IAYPIBMASNFSPL-UHFFFAOYSA-N 0.000 claims description 3
- 108090000526 Papain Proteins 0.000 claims description 3
- GOOHAUXETOMSMM-UHFFFAOYSA-N Propylene oxide Chemical compound CC1CO1 GOOHAUXETOMSMM-UHFFFAOYSA-N 0.000 claims description 3
- 239000012190 activator Substances 0.000 claims description 3
- 239000002738 chelating agent Substances 0.000 claims description 3
- 238000004587 chromatography analysis Methods 0.000 claims description 3
- 229960002376 chymotrypsin Drugs 0.000 claims description 3
- 229920001577 copolymer Polymers 0.000 claims description 3
- MPQXHAGKBWFSNV-UHFFFAOYSA-N oxidophosphanium Chemical class [PH3]=O MPQXHAGKBWFSNV-UHFFFAOYSA-N 0.000 claims description 3
- 229940055729 papain Drugs 0.000 claims description 3
- 235000019834 papain Nutrition 0.000 claims description 3
- 150000003462 sulfoxides Chemical class 0.000 claims description 3
- 150000003573 thiols Chemical class 0.000 claims description 3
- 229960001322 trypsin Drugs 0.000 claims description 3
- 241000251539 Vertebrata <Metazoa> Species 0.000 claims description 2
- 239000003945 anionic surfactant Substances 0.000 claims description 2
- 239000003093 cationic surfactant Substances 0.000 claims description 2
- 238000000502 dialysis Methods 0.000 claims description 2
- 238000001962 electrophoresis Methods 0.000 claims description 2
- 238000001914 filtration Methods 0.000 claims description 2
- 239000002888 zwitterionic surfactant Substances 0.000 claims description 2
- 102100037486 Reverse transcriptase/ribonuclease H Human genes 0.000 claims 5
- 150000002440 hydroxy compounds Chemical class 0.000 claims 2
- 102000035195 Peptidases Human genes 0.000 description 24
- 241000700605 Viruses Species 0.000 description 14
- 229920000136 polysorbate Polymers 0.000 description 14
- 238000000605 extraction Methods 0.000 description 10
- 229960005486 vaccine Drugs 0.000 description 9
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 8
- 229920003171 Poly (ethylene oxide) Polymers 0.000 description 6
- 108010076039 Polyproteins Proteins 0.000 description 6
- 201000010099 disease Diseases 0.000 description 6
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 6
- 239000000284 extract Substances 0.000 description 6
- 230000003612 virological effect Effects 0.000 description 6
- 108091028043 Nucleic acid sequence Proteins 0.000 description 5
- 229920001213 Polysorbate 20 Polymers 0.000 description 5
- 230000002238 attenuated effect Effects 0.000 description 5
- 238000011534 incubation Methods 0.000 description 5
- 208000015181 infectious disease Diseases 0.000 description 5
- 210000003734 kidney Anatomy 0.000 description 5
- 239000007788 liquid Substances 0.000 description 5
- 235000010486 polyoxyethylene sorbitan monolaurate Nutrition 0.000 description 5
- 108090000623 proteins and genes Proteins 0.000 description 5
- 241000709664 Picornaviridae Species 0.000 description 4
- 230000000890 antigenic effect Effects 0.000 description 4
- 230000001605 fetal effect Effects 0.000 description 4
- 230000012010 growth Effects 0.000 description 4
- 229950008882 polysorbate Drugs 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 235000018102 proteins Nutrition 0.000 description 4
- 102000004169 proteins and genes Human genes 0.000 description 4
- 230000010076 replication Effects 0.000 description 4
- 239000006228 supernatant Substances 0.000 description 4
- 238000002965 ELISA Methods 0.000 description 3
- 239000006143 cell culture medium Substances 0.000 description 3
- 230000001419 dependent effect Effects 0.000 description 3
- 238000011161 development Methods 0.000 description 3
- 230000018109 developmental process Effects 0.000 description 3
- 210000002950 fibroblast Anatomy 0.000 description 3
- 239000001963 growth medium Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 239000000256 polyoxyethylene sorbitan monolaurate Substances 0.000 description 3
- 239000013641 positive control Substances 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 239000000758 substrate Substances 0.000 description 3
- 238000002255 vaccination Methods 0.000 description 3
- 210000002845 virion Anatomy 0.000 description 3
- 108091032973 (ribonucleotides)n+m Proteins 0.000 description 2
- 208000007788 Acute Liver Failure Diseases 0.000 description 2
- 206010000804 Acute hepatic failure Diseases 0.000 description 2
- 102000015081 Blood Coagulation Factors Human genes 0.000 description 2
- 108010039209 Blood Coagulation Factors Proteins 0.000 description 2
- KCXVZYZYPLLWCC-UHFFFAOYSA-N EDTA Chemical compound OC(=O)CN(CC(O)=O)CCN(CC(O)=O)CC(O)=O KCXVZYZYPLLWCC-UHFFFAOYSA-N 0.000 description 2
- 239000012981 Hank's balanced salt solution Substances 0.000 description 2
- 241000282560 Macaca mulatta Species 0.000 description 2
- 108700026244 Open Reading Frames Proteins 0.000 description 2
- 102000003992 Peroxidases Human genes 0.000 description 2
- 229920001219 Polysorbate 40 Polymers 0.000 description 2
- 229920001214 Polysorbate 60 Polymers 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 231100000836 acute liver failure Toxicity 0.000 description 2
- 239000002671 adjuvant Substances 0.000 description 2
- 239000003114 blood coagulation factor Substances 0.000 description 2
- 210000000234 capsid Anatomy 0.000 description 2
- 239000013592 cell lysate Substances 0.000 description 2
- 230000006037 cell lysis Effects 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 210000004748 cultured cell Anatomy 0.000 description 2
- 235000020188 drinking water Nutrition 0.000 description 2
- 239000003651 drinking water Substances 0.000 description 2
- 210000003608 fece Anatomy 0.000 description 2
- 229940124724 hepatitis-A vaccine Drugs 0.000 description 2
- 230000002163 immunogen Effects 0.000 description 2
- 229940031551 inactivated vaccine Drugs 0.000 description 2
- 210000003292 kidney cell Anatomy 0.000 description 2
- 239000010410 layer Substances 0.000 description 2
- 210000004185 liver Anatomy 0.000 description 2
- 210000004072 lung Anatomy 0.000 description 2
- 210000001161 mammalian embryo Anatomy 0.000 description 2
- 239000002773 nucleotide Substances 0.000 description 2
- 125000003729 nucleotide group Chemical group 0.000 description 2
- 239000003960 organic solvent Substances 0.000 description 2
- 239000008188 pellet Substances 0.000 description 2
- 108040007629 peroxidase activity proteins Proteins 0.000 description 2
- 235000010482 polyoxyethylene sorbitan monooleate Nutrition 0.000 description 2
- 229920000053 polysorbate 80 Polymers 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 230000035755 proliferation Effects 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- 210000002966 serum Anatomy 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- 239000011534 wash buffer Substances 0.000 description 2
- 102000040650 (ribonucleotides)n+m Human genes 0.000 description 1
- ZORQXIQZAOLNGE-UHFFFAOYSA-N 1,1-difluorocyclohexane Chemical compound FC1(F)CCCCC1 ZORQXIQZAOLNGE-UHFFFAOYSA-N 0.000 description 1
- UAIUNKRWKOVEES-UHFFFAOYSA-N 3,3',5,5'-tetramethylbenzidine Chemical compound CC1=C(N)C(C)=CC(C=2C=C(C)C(N)=C(C)C=2)=C1 UAIUNKRWKOVEES-UHFFFAOYSA-N 0.000 description 1
- XZIIFPSPUDAGJM-UHFFFAOYSA-N 6-chloro-2-n,2-n-diethylpyrimidine-2,4-diamine Chemical compound CCN(CC)C1=NC(N)=CC(Cl)=N1 XZIIFPSPUDAGJM-UHFFFAOYSA-N 0.000 description 1
- 108091005504 Asparagine peptide lyases Proteins 0.000 description 1
- 108091005502 Aspartic proteases Proteins 0.000 description 1
- 102000035101 Aspartic proteases Human genes 0.000 description 1
- 108091003079 Bovine Serum Albumin Proteins 0.000 description 1
- 241000282693 Cercopithecidae Species 0.000 description 1
- 241000282552 Chlorocebus aethiops Species 0.000 description 1
- 241000867607 Chlorocebus sabaeus Species 0.000 description 1
- 108091026890 Coding region Proteins 0.000 description 1
- 108010005843 Cysteine Proteases Proteins 0.000 description 1
- 102000005927 Cysteine Proteases Human genes 0.000 description 1
- 238000008157 ELISA kit Methods 0.000 description 1
- 241000991587 Enterovirus C Species 0.000 description 1
- 206010019837 Hepatocellular injury Diseases 0.000 description 1
- 241000282412 Homo Species 0.000 description 1
- 241001243761 Human hepatitis A virus Species 0.000 description 1
- 241000480044 IAS virus Species 0.000 description 1
- 206010023126 Jaundice Diseases 0.000 description 1
- WHUUTDBJXJRKMK-VKHMYHEASA-N L-glutamic acid Chemical compound OC(=O)[C@@H](N)CCC(O)=O WHUUTDBJXJRKMK-VKHMYHEASA-N 0.000 description 1
- 108090001030 Lipoproteins Proteins 0.000 description 1
- 102000004895 Lipoproteins Human genes 0.000 description 1
- 241000124008 Mammalia Species 0.000 description 1
- 108010006035 Metalloproteases Proteins 0.000 description 1
- 102000005741 Metalloproteases Human genes 0.000 description 1
- 241001465754 Metazoa Species 0.000 description 1
- 229920002642 Polysorbate 65 Polymers 0.000 description 1
- 229920002651 Polysorbate 85 Polymers 0.000 description 1
- 241000288906 Primates Species 0.000 description 1
- 101800001491 Protease 3C Proteins 0.000 description 1
- 230000006819 RNA synthesis Effects 0.000 description 1
- 208000035415 Reinfection Diseases 0.000 description 1
- 102000012479 Serine Proteases Human genes 0.000 description 1
- 108010022999 Serine Proteases Proteins 0.000 description 1
- HVUMOYIDDBPOLL-XWVZOOPGSA-N Sorbitan monostearate Chemical compound CCCCCCCCCCCCCCCCCC(=O)OC[C@@H](O)[C@H]1OC[C@H](O)[C@H]1O HVUMOYIDDBPOLL-XWVZOOPGSA-N 0.000 description 1
- 239000004147 Sorbitan trioleate Substances 0.000 description 1
- PRXRUNOAOLTIEF-ADSICKODSA-N Sorbitan trioleate Chemical compound CCCCCCCC\C=C/CCCCCCCC(=O)OC[C@@H](OC(=O)CCCCCCC\C=C/CCCCCCCC)[C@H]1OC[C@H](O)[C@H]1OC(=O)CCCCCCC\C=C/CCCCCCCC PRXRUNOAOLTIEF-ADSICKODSA-N 0.000 description 1
- 101710172711 Structural protein Proteins 0.000 description 1
- 108091005501 Threonine proteases Proteins 0.000 description 1
- 102000035100 Threonine proteases Human genes 0.000 description 1
- 102000003929 Transaminases Human genes 0.000 description 1
- 108090000340 Transaminases Proteins 0.000 description 1
- 108010067390 Viral Proteins Proteins 0.000 description 1
- 108010087302 Viral Structural Proteins Proteins 0.000 description 1
- NCHJGQKLPRTMAO-XWVZOOPGSA-N [(2R)-2-[(2R,3R,4S)-3,4-dihydroxyoxolan-2-yl]-2-hydroxyethyl] 16-methylheptadecanoate Chemical compound CC(C)CCCCCCCCCCCCCCC(=O)OC[C@@H](O)[C@H]1OC[C@H](O)[C@H]1O NCHJGQKLPRTMAO-XWVZOOPGSA-N 0.000 description 1
- IJCWFDPJFXGQBN-RYNSOKOISA-N [(2R)-2-[(2R,3R,4S)-4-hydroxy-3-octadecanoyloxyoxolan-2-yl]-2-octadecanoyloxyethyl] octadecanoate Chemical compound CCCCCCCCCCCCCCCCCC(=O)OC[C@@H](OC(=O)CCCCCCCCCCCCCCCCC)[C@H]1OC[C@H](O)[C@H]1OC(=O)CCCCCCCCCCCCCCCCC IJCWFDPJFXGQBN-RYNSOKOISA-N 0.000 description 1
- 230000005856 abnormality Effects 0.000 description 1
- 238000002835 absorbance Methods 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000001154 acute effect Effects 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000003044 adaptive effect Effects 0.000 description 1
- 230000033289 adaptive immune response Effects 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 description 1
- 150000001413 amino acids Chemical group 0.000 description 1
- 230000019552 anatomical structure morphogenesis Effects 0.000 description 1
- 230000006907 apoptotic process Effects 0.000 description 1
- 229940031567 attenuated vaccine Drugs 0.000 description 1
- 210000003445 biliary tract Anatomy 0.000 description 1
- 230000008033 biological extinction Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 210000004369 blood Anatomy 0.000 description 1
- 239000008280 blood Substances 0.000 description 1
- 239000000872 buffer Substances 0.000 description 1
- 230000021164 cell adhesion Effects 0.000 description 1
- 238000012832 cell culture technique Methods 0.000 description 1
- 230000030833 cell death Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000003776 cleavage reaction Methods 0.000 description 1
- 239000002299 complementary DNA Substances 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 230000000120 cytopathologic effect Effects 0.000 description 1
- 210000000805 cytoplasm Anatomy 0.000 description 1
- 230000007123 defense Effects 0.000 description 1
- 230000003412 degenerative effect Effects 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002255 enzymatic effect Effects 0.000 description 1
- 230000029142 excretion Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000012091 fetal bovine serum Substances 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 238000002523 gelfiltration Methods 0.000 description 1
- 230000014509 gene expression Effects 0.000 description 1
- 238000012252 genetic analysis Methods 0.000 description 1
- 229930195712 glutamate Natural products 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000003306 harvesting Methods 0.000 description 1
- 230000005802 health problem Effects 0.000 description 1
- 210000003958 hematopoietic stem cell Anatomy 0.000 description 1
- 231100000437 hepatocellular injury Toxicity 0.000 description 1
- 239000002117 illicit drug Substances 0.000 description 1
- 230000028993 immune response Effects 0.000 description 1
- 230000003053 immunization Effects 0.000 description 1
- 238000002649 immunization Methods 0.000 description 1
- 230000005847 immunogenicity Effects 0.000 description 1
- 238000000338 in vitro Methods 0.000 description 1
- 238000001727 in vivo Methods 0.000 description 1
- 229940038490 inactivated hepatitis a vaccine Drugs 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 150000002632 lipids Chemical class 0.000 description 1
- 208000019423 liver disease Diseases 0.000 description 1
- 230000002934 lysing effect Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000011093 media selection Methods 0.000 description 1
- 239000002609 medium Substances 0.000 description 1
- WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 230000003472 neutralizing effect Effects 0.000 description 1
- 230000003950 pathogenic mechanism Effects 0.000 description 1
- 230000001575 pathological effect Effects 0.000 description 1
- 230000002085 persistent effect Effects 0.000 description 1
- 239000000244 polyoxyethylene sorbitan monooleate Substances 0.000 description 1
- 235000010483 polyoxyethylene sorbitan monopalmitate Nutrition 0.000 description 1
- 239000000249 polyoxyethylene sorbitan monopalmitate Substances 0.000 description 1
- 239000001818 polyoxyethylene sorbitan monostearate Substances 0.000 description 1
- 235000010989 polyoxyethylene sorbitan monostearate Nutrition 0.000 description 1
- 239000001816 polyoxyethylene sorbitan tristearate Substances 0.000 description 1
- 235000010988 polyoxyethylene sorbitan tristearate Nutrition 0.000 description 1
- 229940068977 polysorbate 20 Drugs 0.000 description 1
- 229940101027 polysorbate 40 Drugs 0.000 description 1
- 229940113124 polysorbate 60 Drugs 0.000 description 1
- 229940099511 polysorbate 65 Drugs 0.000 description 1
- 229940068968 polysorbate 80 Drugs 0.000 description 1
- 229940113171 polysorbate 85 Drugs 0.000 description 1
- 230000001323 posttranslational effect Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000017854 proteolysis Effects 0.000 description 1
- 230000003362 replicative effect Effects 0.000 description 1
- 230000007017 scission Effects 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 238000000527 sonication Methods 0.000 description 1
- 229940035044 sorbitan monolaurate Drugs 0.000 description 1
- 239000001593 sorbitan monooleate Substances 0.000 description 1
- 235000011069 sorbitan monooleate Nutrition 0.000 description 1
- 229940035049 sorbitan monooleate Drugs 0.000 description 1
- 239000001587 sorbitan monostearate Substances 0.000 description 1
- 235000011076 sorbitan monostearate Nutrition 0.000 description 1
- 229940035048 sorbitan monostearate Drugs 0.000 description 1
- 235000019337 sorbitan trioleate Nutrition 0.000 description 1
- 229960000391 sorbitan trioleate Drugs 0.000 description 1
- 239000001589 sorbitan tristearate Substances 0.000 description 1
- 235000011078 sorbitan tristearate Nutrition 0.000 description 1
- 229960004129 sorbitan tristearate Drugs 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 238000011146 sterile filtration Methods 0.000 description 1
- 210000002784 stomach Anatomy 0.000 description 1
- 239000012089 stop solution Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000004114 suspension culture Methods 0.000 description 1
- 210000001519 tissue Anatomy 0.000 description 1
- 238000013519 translation Methods 0.000 description 1
- 238000009281 ultraviolet germicidal irradiation Methods 0.000 description 1
- 229940125575 vaccine candidate Drugs 0.000 description 1
- 229960004854 viral vaccine Drugs 0.000 description 1
- 230000010464 virion assembly Effects 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07K—PEPTIDES
- C07K14/00—Peptides having more than 20 amino acids; Gastrins; Somatostatins; Melanotropins; Derivatives thereof
- C07K14/005—Peptides having more than 20 amino acids; Gastrins; Somatostatins; Melanotropins; Derivatives thereof from viruses
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K39/00—Medicinal preparations containing antigens or antibodies
- A61K39/12—Viral antigens
-
- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12N—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
- C12N7/00—Viruses; Bacteriophages; Compositions thereof; Preparation or purification thereof
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K39/00—Medicinal preparations containing antigens or antibodies
- A61K39/12—Viral antigens
- A61K39/29—Hepatitis virus
-
- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12N—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
- C12N2770/00—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA ssRNA viruses positive-sense
- C12N2770/00011—Details
- C12N2770/32011—Picornaviridae
- C12N2770/32411—Hepatovirus, i.e. hepatitis A virus
- C12N2770/32434—Use of virus or viral component as vaccine, e.g. live-attenuated or inactivated virus, VLP, viral protein
-
- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12N—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
- C12N2770/00—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA ssRNA viruses positive-sense
- C12N2770/00011—Details
- C12N2770/32011—Picornaviridae
- C12N2770/32411—Hepatovirus, i.e. hepatitis A virus
- C12N2770/32451—Methods of production or purification of viral material
-
- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12N—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
- C12N2770/00—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA ssRNA viruses positive-sense
- C12N2770/00011—Details
- C12N2770/32011—Picornaviridae
- C12N2770/32411—Hepatovirus, i.e. hepatitis A virus
- C12N2770/32461—Methods of inactivation or attenuation
- C12N2770/32463—Methods of inactivation or attenuation by chemical treatment
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Organic Chemistry (AREA)
- Virology (AREA)
- Medicinal Chemistry (AREA)
- General Health & Medical Sciences (AREA)
- Genetics & Genomics (AREA)
- Biochemistry (AREA)
- Gastroenterology & Hepatology (AREA)
- Molecular Biology (AREA)
- Proteomics, Peptides & Aminoacids (AREA)
- Biophysics (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Immunology (AREA)
- Zoology (AREA)
- Microbiology (AREA)
- Mycology (AREA)
- Biotechnology (AREA)
- General Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Pharmacology & Pharmacy (AREA)
- Epidemiology (AREA)
- Animal Behavior & Ethology (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
- Micro-Organisms Or Cultivation Processes Thereof (AREA)
- Communicable Diseases (AREA)
Abstract
Description
a)A型肝炎ウイルス(HAV)抗原をコードする核酸を発現する少なくとも1つの哺乳類細胞を提供するステップと、
b)少なくとも1つのプロテアーゼおよび少なくとも1つの界面活性剤と細胞を接触させることによって、A型肝炎ウイルス(HAV)抗原をコードする核酸を発現する少なくとも1つの哺乳類細胞をリシスするステップと、
c)A型肝炎ウイルス(HAV)抗原を含むライセートを収集するステップと、
を含む。
MRC-5ヒト2倍体線維芽細胞(ロット1)またはアカゲザル胎児腎臓(Frhk-4)細胞(ロット2)が、それぞれ、Flehmig,B.(1980)(“Hepatitis A-virus in cell culture:I.propagation of different hepatitis A-virus isolates in a foetal rhesus monkey kidney cell line(Frhk-4)”;Med.Microbiol.Immunol.168(4),pages 239 to 248)に記載されている方法によってA型肝炎ウイルス(GBM株)に感染させられた。
次の組成を有する予温された(37℃)溶液の適用に先立って、細胞培養培地がアスピレーションによって取り除かれた:
0.5wt%トリプシン(Sigma Aldrich Chemie GmbH,Munich,De)
0.1vol%Tween-20
ハンクス平衡塩溶液中、最終pH:7.4から7.6
細胞層をカバーするために十分な量(10cm2当たりおよそ0.5mL)による。
次の組成を有する予温された(37℃)溶液の適用に先立って、細胞培養培地がアスピレーションによって取り除かれた:
0.5wt%トリプシン(Sigma Aldrich Chemie Gmbh,Munich,DE)
ハンクス平衡塩溶液中、最終pH:7.4から7.6
細胞層をカバーするために十分な量(10cm2当たりおよそ0.5mL)による。
HAV抗原の決定が、Mediagnost Gesellschaft fuer Forschung und Herstellung von Diagnostika GmbHから市販のHAV抗原酵素結合免疫吸着アッセイ(ELISA)キット、製品番号E12を用いて、製造者の説明書に従って行われた。
Claims (14)
- A型肝炎ウイルス(HAV)抗原を細胞培養物から抽出するための方法であって、
方法が:
a)A型肝炎ウイルス(HAV)抗原をコードする核酸を発現する少なくとも1つの哺乳類細胞を提供するステップと、
b)少なくとも1つのプロテアーゼおよび少なくとも1つの界面活性剤と細胞を接触させることによって、A型肝炎ウイルス(HAV)抗原をコードする核酸を発現する少なくとも1つの哺乳類細胞をリシスするステップと、
c)A型肝炎ウイルス(HAV)抗原を含むライセートを収集するステップと、
を含む、方法。 - 少なくとも1つの界面活性剤が、アニオン性界面活性剤、カチオン性界面活性剤、双性イオン性界面活性剤、非イオン性界面活性剤、およびそれらの混合物からなる群から選択される、請求項1に記載の方法。
- 少なくとも1つの界面活性剤が、アルコキシル化直鎖アルコール、アルコキシル化アルキルフェノール、アルコキシル化チオール、脂肪酸アルコキシレート、アルコキシル化アミンおよび/または脂肪酸アミド、エチレンオキシドおよびプロピレンオキシドのコポリマー、ポリヒドロキシ化合物の脂肪酸エステル、ポリヒドロキシ化合物のアルキルエーテル、アミンオキシド、スルホキシド、ホスフィンオキシド、ならびにそれらの混合物からなる群から選択される非イオン性界面活性剤である、請求項1または2のいずれか1項に記載の方法。
- 少なくとも1つの界面活性剤が、ソルビタン脂肪酸エステル、アルコキシル化ソルビタン脂肪酸エステル、およびそれらの混合物からなる群から選択される、請求項1~3のいずれか1項に記載の方法。
- 少なくとも1つのプロテアーゼが、トリプシン、キモトリプシン、パパイン、およびそれらの混合物からなる群から選択される、請求項1~4のいずれか1項に記載の方法。
- ステップa)において、A型肝炎ウイルス(HAV)抗原をコードする核酸を発現する少なくとも1つの脊椎動物細胞が、接着細胞培養物としてまたは懸濁細胞培養物として提供される、請求項1~5のいずれか1項に記載の方法。
- ステップb)において、A型肝炎ウイルス(HAV)抗原をコードする核酸を発現する少なくとも1つの哺乳類細胞をリシスすることが、少なくとも1つのキレート剤の存在下において、少なくとも1つのプロテアーゼおよび少なくとも1つの界面活性剤と細胞を接触させることによって達成される、請求項1~6のいずれか1項に記載の方法。
- 方法が、さらに:
d)ステップc)において得られるライセートに含まれるA型肝炎ウイルス(HAV)抗原を、好ましくは、濾過、クロマトグラフィー、透析、電気泳動、遠心分離、またはそれらの組み合わせの手段によって濃縮するステップ、
を含む、請求項1~7のいずれか1項に記載の方法。 - 方法が、さらに:
e)少なくとも1つのアルデヒドおよび/またはアルデヒドを放出する薬剤、好ましくはホルムアルデヒドおよび/またはホルムアルデヒドを放出する薬剤と、A型肝炎ウイルス(HAV)抗原を接触させることによって、A型肝炎ウイルス(HAV)抗原を不活化するステップ、
を含む、請求項1~8のいずれか1項に記載の方法。 - A型肝炎ウイルス(HAV)抗原が、A型肝炎ウイルスの成熟VP1カプシド蛋白質、A型肝炎ウイルスの成熟VP2カプシド蛋白質、A型肝炎ウイルスの成熟VP3カプシド蛋白質、および/またはそれらの混合物の少なくとも1つ、好ましくは、A型肝炎ウイルスの成熟VP1カプシド蛋白質および/またはA型肝炎ウイルスの成熟VP3カプシド蛋白質の少なくとも1つを含む、請求項1~9のいずれか1項に記載の方法。
- A型肝炎ウイルス(HAV)抗原を細胞培養物から抽出するための組成物の使用であって、組成物が少なくとも1つのプロテアーゼおよび少なくとも1つの界面活性剤を含む、使用。
- 少なくとも1つの界面活性剤が、アルコキシル化直鎖アルコール、アルコキシル化アルキルフェノール、アルコキシル化チオール、脂肪酸アルコキシレート、アルコキシル化アミンおよび/または脂肪酸アミド、エチレンオキシドおよびプロピレンオキシドのコポリマー、ポリヒドロキシ化合物の脂肪酸エステル、ポリヒドロキシ化合物のアルキルエーテル、アミンオキシド、スルホキシド、ホスフィンオキシド、ならびにそれらの混合物からなる群から選択される非イオン性界面活性剤である、請求項11に記載の使用。
- 少なくとも1つの界面活性剤が、ソルビタン脂肪酸エステル、アルコキシル化ソルビタン脂肪酸エステル、およびそれらの混合物からなる群から選択される、請求項11または12のいずれか1項に記載の使用。
- 少なくとも1つのプロテアーゼが、トリプシン、キモトリプシン、パパイン、およびそれらの混合物からなる群から選択される、請求項11~13のいずれか1項に記載の使用。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP19156944.1 | 2019-02-13 | ||
EP19156944.1A EP3695849A1 (en) | 2019-02-13 | 2019-02-13 | Method for extracting hepatitis a virus (hav) antigen from cell culture |
PCT/EP2020/053376 WO2020165113A1 (en) | 2019-02-13 | 2020-02-11 | Method for extracting hepatitis a virus (hav) antigen from cell culture |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2022517135A true JP2022517135A (ja) | 2022-03-04 |
JP7101432B2 JP7101432B2 (ja) | 2022-07-15 |
Family
ID=65433597
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2021547569A Active JP7101432B2 (ja) | 2019-02-13 | 2020-02-11 | A型肝炎ウイルス(hav)抗原を細胞培養物から抽出するための方法 |
Country Status (5)
Country | Link |
---|---|
US (1) | US11447528B2 (ja) |
EP (1) | EP3695849A1 (ja) |
JP (1) | JP7101432B2 (ja) |
KR (1) | KR102444770B1 (ja) |
WO (1) | WO2020165113A1 (ja) |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH06279317A (ja) * | 1992-10-14 | 1994-10-04 | Pasteur Merieux Serums & Vaccins Sa | A型肝炎(hav)の抗原およびワクチンの製造方法 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NZ225583A (en) | 1987-08-06 | 1991-07-26 | Merck & Co Inc | Process for purifying hepatitis a virions (hav) |
IT1248075B (it) | 1991-06-18 | 1995-01-05 | Sclavo Spa | Processo per la purificazione del virus dell'epatite a (hav), virus cosi` purificato e composizioni vaccinali che lo contengono. |
DZ1706A1 (fr) * | 1992-08-07 | 2002-02-17 | Merck & Co Inc | Vaccin contre le virus de l'hepatite a. |
CA2625279A1 (en) * | 1995-08-30 | 1997-03-06 | Genzyme Corporation | Chromatographic purification of adenovirus and aav |
GB9822714D0 (en) * | 1998-10-16 | 1998-12-09 | Smithkline Beecham Sa | Vaccines |
AU6522900A (en) * | 1999-08-06 | 2001-03-05 | Government Of The United States Of America, As Represented By The Secretary Of The Department Of Health And Human Services, The | Hepatitis a virus clones adapted for growth in african green monkey kidney (agmk) cells and vaccines comprising said clones |
US6825027B2 (en) | 2001-12-10 | 2004-11-30 | Baxter Healthcare S.A. | Method of production of purified hepatitis a virus particles and vaccine preparation |
JP2007523621A (ja) * | 2003-06-18 | 2007-08-23 | オニックス ファーマシューティカルズ,インコーポレイティド | ウイルスを精製するための方法 |
EP1784513A4 (en) * | 2004-06-08 | 2010-01-06 | Novartis Vaccines & Diagnostic | FUSION PROTEINS COMPRISING MINIMUM CD4 MODULES AND METHODS OF USING SAME |
-
2019
- 2019-02-13 EP EP19156944.1A patent/EP3695849A1/en active Pending
-
2020
- 2020-02-11 JP JP2021547569A patent/JP7101432B2/ja active Active
- 2020-02-11 US US17/430,474 patent/US11447528B2/en active Active
- 2020-02-11 KR KR1020217029320A patent/KR102444770B1/ko active IP Right Grant
- 2020-02-11 WO PCT/EP2020/053376 patent/WO2020165113A1/en active Application Filing
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH06279317A (ja) * | 1992-10-14 | 1994-10-04 | Pasteur Merieux Serums & Vaccins Sa | A型肝炎(hav)の抗原およびワクチンの製造方法 |
Non-Patent Citations (1)
Title |
---|
JOURNAL OF VIROLOGICAL METHODS, vol. 47, JPN6022005805, 1994, pages 203 - 216, ISSN: 0004706793 * |
Also Published As
Publication number | Publication date |
---|---|
EP3695849A1 (en) | 2020-08-19 |
JP7101432B2 (ja) | 2022-07-15 |
KR20210141495A (ko) | 2021-11-23 |
US11447528B2 (en) | 2022-09-20 |
KR102444770B1 (ko) | 2022-09-19 |
WO2020165113A1 (en) | 2020-08-20 |
US20220089649A1 (en) | 2022-03-24 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
Baric et al. | Expression and self-assembly of Norwalk virus capsid protein from Venezuelan equine encephalitis virus replicons | |
RU2547589C2 (ru) | Новый птичий астровирус | |
AU2018359558B2 (en) | Method for inactivating Zika virus and for determining the completeness of inactivation | |
Sadeghi et al. | Virome of US bovine calf serum | |
JP5006782B2 (ja) | 弱毒ペスチウイルスを含むワクチン | |
WO2019108976A1 (en) | Method for inactivating zika virus and related methods | |
Zhou et al. | Characterization of self-assembled virus-like particles of dromedary camel hepatitis e virus generated by recombinant baculoviruses | |
Razak et al. | Preparation of purified vaccine from local isolate of foot and mouth disease virus and its immune response in bovine calves | |
JP7101432B2 (ja) | A型肝炎ウイルス(hav)抗原を細胞培養物から抽出するための方法 | |
RU2563522C1 (ru) | ШТАММ О №2102/Забайкальский/2010 ВИРУСА ЯЩУРА Aphtae epizooticae ТИПА О ДЛЯ КОНТРОЛЯ АНТИГЕННОЙ И ИММУНОГЕННОЙ АКТИВНОСТИ ПРОТИВОЯЩУРНЫХ ВАКЦИН И ДЛЯ ИЗГОТОВЛЕНИЯ БИОПРЕПАРАТОВ ДЛЯ ДИАГНОСТИКИ И СПЕЦИФИЧЕСКОЙ ПРОФИЛАКТИКИ ЯЩУРА ТИПА О | |
Liu et al. | Rabbit hemorrhagic disease virus VP60 protein expressed in recombinant swinepox virus self-assembles into virus-like particles with strong immunogenicity in rabbits | |
US11191824B1 (en) | Method of purifying virus-like-particles | |
JP7222552B2 (ja) | 豚デルタコロナウイルスの増殖方法 | |
RU2658608C1 (ru) | Штамм О N 2311/Забайкальский/2016 вируса ящура Aphtae epizooticae типа О для изготовления биопрепаратов для диагностики и специфической профилактики ящура типа О | |
KR102365039B1 (ko) | 부유세포 배양에 적응된 A/ASIA/Sea-97 유전형 구제역 바이러스 백신주 및 이의 제조방법 | |
RU2708326C1 (ru) | Штамм О N2344/Монголия/2017 вируса ящура Aphtae epizooticae типа О для изготовления биопрепаратов для диагностики и специфической профилактики ящура типа О | |
CA2737378C (en) | Vaccines containing canine parvovirus genetic variants | |
KR20240046569A (ko) | 구제역 바이러스 바이러스-유사 입자의 생성 방법 | |
RU2575801C1 (ru) | ШТАММ O №2108/ЗАБАЙКАЛЬСКИЙ/2010 ВИРУСА ЯЩУРА Aphtae epizooticae ТИПА О ДЛЯ ИЗГОТОВЛЕНИЯ БИОПРЕПАРАТОВ ДЛЯ ДИАГНОСТИКИ ЯЩУРА ТИПА О | |
KR20240049581A (ko) | 구제역 바이러스 바이러스-유사 입자의 생성 방법 | |
RU2553219C1 (ru) | ШТАММ ВИРУСА ЯЩУРА Aphtae epizooticae ТИПА А ДЛЯ КОНТРОЛЯ АНТИГЕННОЙ И ИММУНОГЕННОЙ АКТИВНОСТИ И ДЛЯ ИЗГОТОВЛЕНИЯ БИОПРЕПАРАТОВ ДЛЯ ДИАГНОСТИКИ И СПЕЦИФИЧЕСКОЙ ПРОФИЛАКТИКИ ЯЩУРА ТИПА А | |
JP2023549461A (ja) | バキュロウイルス発現ベクター | |
Duan | A cultivable primate calicivirus causes enteric infections in gnotobiotic piglets | |
Kasomdorkbua et al. | HEPATITIS E VIRUS IN PIG MANURE STORAGE FACILITIES IS INFECTIOUS TO PIGS BUT EVIDENCE OF GROUND WATER CONTAMINATION IS LACKING | |
Hatab et al. | Virological and molecular diagnosis of foot and mouth disease virus in El-Menia governorate. |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20220109 |
|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20220109 |
|
A871 | Explanation of circumstances concerning accelerated examination |
Free format text: JAPANESE INTERMEDIATE CODE: A871 Effective date: 20220109 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20220215 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20220514 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20220621 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20220628 |
|
R150 | Certificate of patent or registration of utility model |
Ref document number: 7101432 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 |