JP2016053051A5 - - Google Patents

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JP2016053051A5
JP2016053051A5 JP2015205977A JP2015205977A JP2016053051A5 JP 2016053051 A5 JP2016053051 A5 JP 2016053051A5 JP 2015205977 A JP2015205977 A JP 2015205977A JP 2015205977 A JP2015205977 A JP 2015205977A JP 2016053051 A5 JP2016053051 A5 JP 2016053051A5
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polysaccharide
cdt
carrier protein
organic solvent
isolated
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JP2015205977A
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JP6153581B2 (ja
JP2016053051A (ja
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JP2015205977A 2009-06-22 2015-10-20 組成物および黄色ブドウ球菌(Staphylococcusaureus)血清型5および8莢膜多糖コンジュゲート免疫原性組成物を調製するための方法 Expired - Fee Related JP6153581B2 (ja)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US21914309P 2009-06-22 2009-06-22
US21915109P 2009-06-22 2009-06-22
US61/219,143 2009-06-22
US61/219,151 2009-06-22

Related Parent Applications (1)

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JP2013161040A Division JP2013237693A (ja) 2009-06-22 2013-08-02 組成物および黄色ブドウ球菌(Staphylococcusaureus)血清型5および8莢膜多糖コンジュゲート免疫原性組成物を調製するための方法

Related Child Applications (1)

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JP2017106213A Division JP6393804B2 (ja) 2009-06-22 2017-05-30 組成物および黄色ブドウ球菌(Staphylococcus aureus)血清型5および8莢膜多糖コンジュゲート免疫原性組成物を調製するための方法

Publications (3)

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JP2016053051A JP2016053051A (ja) 2016-04-14
JP2016053051A5 true JP2016053051A5 (enExample) 2016-06-02
JP6153581B2 JP6153581B2 (ja) 2017-06-28

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JP2012517649A Pending JP2012530785A (ja) 2009-06-22 2010-06-22 組成物および黄色ブドウ球菌(Staphylococcusaureus)血清型5および8莢膜多糖コンジュゲート免疫原性組成物を調製するための方法
JP2013161040A Pending JP2013237693A (ja) 2009-06-22 2013-08-02 組成物および黄色ブドウ球菌(Staphylococcusaureus)血清型5および8莢膜多糖コンジュゲート免疫原性組成物を調製するための方法
JP2015205977A Expired - Fee Related JP6153581B2 (ja) 2009-06-22 2015-10-20 組成物および黄色ブドウ球菌(Staphylococcusaureus)血清型5および8莢膜多糖コンジュゲート免疫原性組成物を調製するための方法
JP2017106213A Expired - Fee Related JP6393804B2 (ja) 2009-06-22 2017-05-30 組成物および黄色ブドウ球菌(Staphylococcus aureus)血清型5および8莢膜多糖コンジュゲート免疫原性組成物を調製するための方法

Family Applications Before (2)

Application Number Title Priority Date Filing Date
JP2012517649A Pending JP2012530785A (ja) 2009-06-22 2010-06-22 組成物および黄色ブドウ球菌(Staphylococcusaureus)血清型5および8莢膜多糖コンジュゲート免疫原性組成物を調製するための方法
JP2013161040A Pending JP2013237693A (ja) 2009-06-22 2013-08-02 組成物および黄色ブドウ球菌(Staphylococcusaureus)血清型5および8莢膜多糖コンジュゲート免疫原性組成物を調製するための方法

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JP2017106213A Expired - Fee Related JP6393804B2 (ja) 2009-06-22 2017-05-30 組成物および黄色ブドウ球菌(Staphylococcus aureus)血清型5および8莢膜多糖コンジュゲート免疫原性組成物を調製するための方法

Country Status (22)

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US (2) US9125951B2 (enExample)
EP (2) EP3461496B1 (enExample)
JP (4) JP2012530785A (enExample)
KR (2) KR101774062B1 (enExample)
CN (1) CN102625713A (enExample)
AR (1) AR077190A1 (enExample)
AU (1) AU2010301043B2 (enExample)
BR (1) BRPI1011753B8 (enExample)
CA (1) CA2766418C (enExample)
CO (1) CO6480930A2 (enExample)
ES (2) ES2959890T3 (enExample)
IL (1) IL217085B (enExample)
MX (1) MX2012000045A (enExample)
MY (1) MY158231A (enExample)
NZ (1) NZ597191A (enExample)
PE (1) PE20110065A1 (enExample)
PH (2) PH12015502508A1 (enExample)
RU (1) RU2531234C2 (enExample)
SA (1) SA114350400B1 (enExample)
SG (2) SG177310A1 (enExample)
TW (2) TWI505834B (enExample)
WO (1) WO2011041003A2 (enExample)

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SI2445522T1 (sl) 2009-06-22 2017-10-30 Wyeth Llc Imunogeni sestavki antigenov Staphylococcusa aureusa
MX373250B (es) * 2009-09-30 2020-05-04 Glaxosmithkline Biologicals S A Star Conjugación de polisacáridos capsulares de tipo 5 y de tipo 8 de staphylococcus aureus.
BR112012010223A2 (pt) 2009-10-30 2016-12-06 Novartis Ag purificação de staphylococcus aureus tipo 5 e tipo 8 sacarídeos capsulares
AR091902A1 (es) 2012-07-25 2015-03-11 Hanmi Pharm Ind Co Ltd Formulacion liquida de un conjugado de insulina de accion prolongada
EP3421051B1 (en) 2012-08-16 2020-05-13 Pfizer Inc Glycoconjugation processes and compositions
BR112015011722B1 (pt) 2012-11-21 2022-08-09 Serum Institute Of India Ltd Método para preparar um polissacarídeo capsular de neisseria meningitidis x
GB201310008D0 (en) 2013-06-05 2013-07-17 Glaxosmithkline Biolog Sa Immunogenic composition for use in therapy
HRP20211288T1 (hr) * 2014-01-21 2021-11-26 Pfizer Inc. Kapsularni polisaharidi bakterije streptococcus pneumoniae i njihovi konjugati
CN106714820A (zh) * 2014-05-12 2017-05-24 普渡研究基金会 选择素及icam/vcam肽配体偶联物
MX378792B (es) * 2014-08-08 2025-03-10 Glaxosmithkline Biologicals Sa Células hospederas modificadas y oligosacáridos híbridos para su uso en producción de bioconjugados.
WO2016091904A1 (en) 2014-12-10 2016-06-16 Glaxosmithkline Biologicals Sa Method of treatment
RU2692923C2 (ru) * 2015-05-04 2019-06-28 Пфайзер Инк. Конъюгаты полисахарида стрептококка группы В и белка, способы получения конъюгатов, иммуногенные композиции, содержащие конъюгаты, и их применения
IL303998A (en) * 2015-07-21 2023-08-01 Pfizer Immunogenic preparations containing conjugated capsular sugar antigens, kits containing them and their uses
KR102824686B1 (ko) * 2016-02-15 2025-06-25 히프라 사이언티픽, 에스.엘.유 면역원성 작용제로서 스트렙토코쿠스 우베리스 추출물
KR102428253B1 (ko) * 2016-03-15 2022-08-02 엠에스디 웰컴 트러스트 힐레맨 랩스 피브이티. 리미티드 신규한 다당류-단백질 접합체 및 이의 제조방법
US11400162B2 (en) 2017-02-24 2022-08-02 Merck Sharp & Dohme Llc Processes for the formulation of pneumococcal polysaccharides for conjugation to a carrier protein
US11090374B2 (en) * 2017-02-24 2021-08-17 Merck Sharp & Dohme Corp. Enhancing immunogenicity of Streptococcus pneumoniae polysaccharide-protein conjugates
US11389540B2 (en) 2017-09-07 2022-07-19 Merck Sharp & Dohme Llc Pneumococcal polysaccharides and their use in immunogenic polysaccharide-carrier protein conjugates
CA3074703A1 (en) 2017-09-07 2019-03-14 Merck Sharp & Dohme Corp. Pneumococcal polysaccharides and their use in immunogenic polysaccharide-carrier protein conjugates
AU2018328040B2 (en) * 2017-09-07 2025-01-16 Merck Sharp & Dohme Llc Processes for the formulation of pneumococcal polysaccharides for conjugation to a carrier protein
EP3788143B1 (en) * 2018-04-30 2023-06-28 Merck Sharp & Dohme LLC Methods for providing a homogenous solution of lyophilized mutant diptheria toxin in dimethylsulfoxide
WO2019212846A1 (en) 2018-04-30 2019-11-07 Merck Sharp & Dohme Corp. Methods for producing streptococcus pneumoniae capsular polysaccharide carrier protein conjugates
KR20210005161A (ko) 2018-04-30 2021-01-13 머크 샤프 앤드 돔 코포레이션 리오스피어로부터 스트렙토코쿠스 뉴모니아에 피막 폴리사카라이드 담체 단백질 접합체를 제조하는 방법
US11260119B2 (en) 2018-08-24 2022-03-01 Pfizer Inc. Escherichia coli compositions and methods thereof
JP7239509B6 (ja) 2019-02-22 2023-03-28 ファイザー・インク 細菌多糖類を精製するための方法
JP2021132644A (ja) 2020-02-21 2021-09-13 ファイザー・インク 糖の精製
CN111228478A (zh) * 2020-02-25 2020-06-05 江南大学 三糖重复单元寡糖链在制备金黄色葡萄球菌疫苗中的应用
US12138302B2 (en) 2020-10-27 2024-11-12 Pfizer Inc. Escherichia coli compositions and methods thereof
US12357681B2 (en) 2020-12-23 2025-07-15 Pfizer Inc. E. coli FimH mutants and uses thereof
JP2024521847A (ja) * 2021-05-28 2024-06-04 ファイザー・インク コンジュゲート化莢膜糖抗原を含む免疫原性組成物およびその使用

Family Cites Families (75)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US150688A (en) 1874-05-12 Improvement in centrifugal machines
US4134214A (en) 1977-08-05 1979-01-16 Merck & Co., Inc. Freeze-drying process for the preparation of meningococcus vaccine without degradation of potency
US4902506A (en) 1983-07-05 1990-02-20 The University Of Rochester Immunogenic conjugates
US4673574A (en) 1981-08-31 1987-06-16 Anderson Porter W Immunogenic conjugates
JPS60500673A (ja) 1983-03-08 1985-05-09 コモンウエルス セラム ラボラトリ−ズ コミツシヨン 抗原活性を有するアミノ酸配列
SE8405493D0 (sv) 1984-11-01 1984-11-01 Bror Morein Immunogent komplex samt sett for framstellning derav och anvendning derav som immunstimulerande medel
NZ214503A (en) * 1984-12-20 1990-02-26 Merck & Co Inc Covalently-modified neutral bacterial polysaccharides, stable covalent conjugates of such polysaccharides and immunogenic proteins, and methods of preparing such polysaccharides and conjugates
IL78775A (en) 1985-05-15 1992-06-21 Biotech Australia Pty Ltd Oral vaccines
US5078996A (en) 1985-08-16 1992-01-07 Immunex Corporation Activation of macrophage tumoricidal activity by granulocyte-macrophage colony stimulating factor
US5057540A (en) 1987-05-29 1991-10-15 Cambridge Biotech Corporation Saponin adjuvant
US4912094B1 (en) 1988-06-29 1994-02-15 Ribi Immunochem Research Inc. Modified lipopolysaccharides and process of preparation
HU212924B (en) 1989-05-25 1996-12-30 Chiron Corp Adjuvant formulation comprising a submicron oil droplet emulsion
CA2047031A1 (en) 1990-07-19 1992-01-20 Stephen Marburg Peptide-polysaccharide-protein conjugate vaccines
NZ239643A (en) * 1990-09-17 1996-05-28 North American Vaccine Inc Vaccine containing bacterial polysaccharide protein conjugate and adjuvant (c-nd-che-a-co-b-r) with a long chain alkyl group.
AU681573B2 (en) 1991-11-22 1997-09-04 Glaxosmithkline Biologicals Sa Type I and type II surface antigens associated with (staphylococcus epidermidis)
IT1253009B (it) 1991-12-31 1995-07-10 Sclavo Ricerca S R L Mutanti immunogenici detossificati della tossina colerica e della tossina lt, loro preparazione ed uso per la preparazione di vaccini
EP0616034B1 (en) 1993-03-05 2004-10-20 Wyeth Holdings Corporation Plasmid for production of CRM protein and diphtheria toxin
DE122009000058I1 (de) 1993-09-22 2009-12-31 Jackson H M Found Military Med Verfahren zur aktivierung von löslichem kohlenhydraten durch verwendung von neuen cyanylierungsreagenzien, zur herstellung von immunogenischen konstrukten
US5571515A (en) 1994-04-18 1996-11-05 The Wistar Institute Of Anatomy & Biology Compositions and methods for use of IL-12 as an adjuvant
US6207646B1 (en) 1994-07-15 2001-03-27 University Of Iowa Research Foundation Immunostimulatory nucleic acid molecules
WO1996014873A2 (en) * 1994-11-16 1996-05-23 Sri International COVALENTLY BOUND β-GLUCAN CONJUGATES IN TARGETED DELIVERY
BE1008978A5 (fr) 1994-12-27 1996-10-01 Solvay Adjuvants pour vaccins.
JPH11506110A (ja) * 1995-06-07 1999-06-02 アルバータ リサーチ カウンセル 免疫原性および免疫刺激性オリゴサッカライド組成物ならびにそれらの作製法および使用法
GB9622159D0 (en) 1996-10-24 1996-12-18 Solvay Sociutu Anonyme Polyanionic polymers as adjuvants for mucosal immunization
GB9622660D0 (en) 1996-10-31 1997-01-08 Biocine Spa Immunogenic detoxified mutant toxin
US6113918A (en) 1997-05-08 2000-09-05 Ribi Immunochem Research, Inc. Aminoalkyl glucosamine phosphate compounds and their use as adjuvants and immunoeffectors
WO1998056942A1 (en) 1997-06-12 1998-12-17 Shin-Etsu Bio, Inc. Production of non-native bacterial exopolysaccharide in a recombinant bacterial host
EP1000076A1 (en) 1997-07-17 2000-05-17 THE GOVERNMENT OF THE UNITED STATES OF AMERICA, as represented by THE SECRETARY, DEPARTMENT OF HEALTH AND HUMAN SERVICES HEXADECASACCHARIDE-PROTEIN CONJUGATE VACCINE FOR $i(SHIGELLA DYSENTERIAE) TYPE 1
EP1034277B1 (en) 1997-11-26 2012-06-27 Inhibitex, Inc. Extracellular matrix-binding proteins from Staphylococcus aureus
US7252828B2 (en) 1998-07-15 2007-08-07 The Brigham And Women's Hospital, Inc. Polysaccharide vaccine for staphylococcal infections
US6703025B1 (en) 1998-08-31 2004-03-09 Inhibitex, Inc. Multicomponent vaccines
DE69940404D1 (de) 1998-08-31 2009-03-26 Inhibitex Inc Multikomponenten Impfstoffe gegen Staphylococcus aureus
US6146902A (en) 1998-12-29 2000-11-14 Aventis Pasteur, Inc. Purification of polysaccharide-protein conjugate vaccines by ultrafiltration with ammonium sulfate solutions
EP1035137A1 (en) 1999-03-12 2000-09-13 Pasteur Merieux Serums Et Vaccins Method for the reductive amination of polysaccharides
US6936258B1 (en) 1999-03-19 2005-08-30 Nabi Biopharmaceuticals Staphylococcus antigen and vaccine
DK1163000T3 (da) 1999-03-19 2008-04-28 Glaxosmithkline Biolog Sa Vacciner imod antigener fra bakterier
US7115730B1 (en) 1999-04-27 2006-10-03 Chiron Srl Immunogenic detoxified mutant E. coli LT-A-toxin
US7384640B1 (en) 1999-09-30 2008-06-10 Wyeth Holdings Corporation Mutant cholera holotoxin as an adjuvant
AU2001247697B2 (en) 2000-03-22 2006-06-22 Solulink, Incorporated Hydrazine-based and carbonyl-based bifunctional crosslinking reagents
GB0007432D0 (en) 2000-03-27 2000-05-17 Microbiological Res Authority Proteins for use as carriers in conjugate vaccines
DE60100814T2 (de) 2000-06-08 2004-07-01 Intercell Biomedizinische Forschungs- Und Entwicklungs Gmbh Immunstimulierende oligodeoxynukleotide
AT410635B (de) 2000-10-18 2003-06-25 Cistem Biotechnologies Gmbh Vakzin-zusammensetzung
KR20030096292A (ko) * 2001-03-27 2003-12-24 덴드레온 샌 디에고 엘엘씨 트랜스막 세린 프로테아제 9를 암호화하는 핵산 분자,암호화된 폴리펩티드 및 이에 근거한 방법
DE60234695D1 (de) 2001-06-07 2010-01-21 Univ Colorado Mutantenformen von cholera holotoxin als adjuvans
AU2002322380B2 (en) 2001-06-07 2006-11-02 Government Of The United States Of America As Represented By The Uniformed Services University Of The Health Sciences Mutant forms of cholera holotoxin as an adjuvant
CA2351018A1 (en) 2001-07-09 2003-01-09 Universite De Sherbrooke Dna vaccine against staphylococcus aureus
FR2828404B1 (fr) 2001-08-10 2005-07-15 Neovacs Superimmunogene composite a usage vaccinal bifonctionnel pour le traitement des maladies associees a un desordre tissulaire stromal
US20030113350A1 (en) 2001-09-19 2003-06-19 Fattom Ali I. Glycoconjugate vaccines for use in immune-compromised populations
US20030092062A1 (en) * 2001-10-24 2003-05-15 Reddy M. Parameswara Immobilizing biological molecules
ES2318117T3 (es) * 2002-03-26 2009-05-01 Novartis Vaccines And Diagnostics S.R.L. Sacaridos modificados que tienen una estabilidad mejorada en agua.
TW200306314A (en) 2002-04-16 2003-11-16 Tanabe Seiyaku Co Liquid preparation comprising camptothecin derivative and pharmaceutical composition producible by lyophilizing the preparation
GB0220198D0 (en) 2002-08-30 2002-10-09 Chiron Spa Modified saccharides,conjugates thereof and their manufacture
PT1565478T (pt) 2002-11-12 2017-11-14 The Brigham And Women`S Hospital Inc Vacina de polissacáridos para infeções estafilocócicas
JP4078417B2 (ja) 2003-03-04 2008-04-23 独立行政法人産業技術総合研究所 好熱菌由来オリゴペプチダーゼ
JP5102487B2 (ja) * 2003-03-07 2012-12-19 ワイス・ホールディングズ・コーポレイション 院内感染に対する免疫化のための多糖ブドウ球菌表面付着因子キャリアタンパク質接合体
EP1603950A2 (en) 2003-03-17 2005-12-14 Wyeth Holdings Corporation Mutant cholera holotoxin as an adjuvant and an antigen carrier protein
PT2644206T (pt) * 2003-05-23 2019-07-10 Nektar Therapeutics Derivados de peg contendo duas cadeias de peg
GB0323103D0 (en) 2003-10-02 2003-11-05 Chiron Srl De-acetylated saccharides
AU2004299501B2 (en) 2003-12-17 2010-12-23 Wyeth Llc Immunogenic peptide carrier conjugates and methods of producing same
US7537766B2 (en) 2004-08-30 2009-05-26 Wyeth Neisseria meningitidis inner core lipo-oligosaccharide epitopes, multivalent conjugates thereof and immunogenic compositions thereof
RU2402347C2 (ru) 2004-09-22 2010-10-27 ГлаксоСмитКлайн Байолоджикалз с.а. Иммуногенная композиция
US20060134141A1 (en) * 2004-12-14 2006-06-22 Nabi Biopharmaceuticals Glycoconjugate vaccines containing peptidoglycan
KR101359953B1 (ko) * 2005-06-27 2014-02-21 글락소스미스클라인 바이오로지칼즈 에스.에이. 면역원성 조성물
AR060187A1 (es) * 2006-03-30 2008-05-28 Glaxosmithkline Biolog Sa Composicion inmunogenica
WO2007113222A2 (en) * 2006-03-30 2007-10-11 Glaxosmithkline Biologicals S.A. Immunogenic composition
GB0606416D0 (en) * 2006-03-30 2006-05-10 Glaxosmithkline Biolog Sa Immunogenic composition
FR2899110A1 (fr) * 2006-03-31 2007-10-05 Sanofi Pasteur Sa Polysaccharides capsulaires de type 5 et de type 8 des souches surproductrices de staphylococcus aureus
US20070253985A1 (en) 2006-04-26 2007-11-01 Wyeth Novel processes for coating container means which inhibit precipitation of polysaccharide-protein conjugate formulations
GB0700562D0 (en) * 2007-01-11 2007-02-21 Novartis Vaccines & Diagnostic Modified Saccharides
EP2129693B1 (en) 2007-03-23 2016-12-07 Wyeth LLC Shortened purification process for the production of capsular streptococcus pneumoniae polysaccharides
EP2254594B1 (en) 2008-03-05 2015-06-03 Sanofi Pasteur Process for stabilizing an adjuvant containing vaccine composition
SI2445522T1 (sl) * 2009-06-22 2017-10-30 Wyeth Llc Imunogeni sestavki antigenov Staphylococcusa aureusa
GB0913681D0 (en) 2009-08-05 2009-09-16 Glaxosmithkline Biolog Sa Immunogenic composition
BR112012010223A2 (pt) 2009-10-30 2016-12-06 Novartis Ag purificação de staphylococcus aureus tipo 5 e tipo 8 sacarídeos capsulares
ES2769425T3 (es) 2010-12-22 2020-06-25 Wyeth Llc Composiciones inmunogénicas estables de antígenos de Staphylococcus aureus

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