CH642540A5 - Verfahren zum reinigen von liposomensuspensionen. - Google Patents
Verfahren zum reinigen von liposomensuspensionen. Download PDFInfo
- Publication number
- CH642540A5 CH642540A5 CH1016078A CH1016078A CH642540A5 CH 642540 A5 CH642540 A5 CH 642540A5 CH 1016078 A CH1016078 A CH 1016078A CH 1016078 A CH1016078 A CH 1016078A CH 642540 A5 CH642540 A5 CH 642540A5
- Authority
- CH
- Switzerland
- Prior art keywords
- liposomes
- suspension
- liposome suspensions
- cleaning
- resin
- Prior art date
Links
- 239000002502 liposome Substances 0.000 title claims description 31
- 239000000725 suspension Substances 0.000 title claims description 23
- 238000000034 method Methods 0.000 title claims description 14
- 238000004140 cleaning Methods 0.000 title claims description 5
- 239000011347 resin Substances 0.000 claims description 9
- 229920005989 resin Polymers 0.000 claims description 9
- 239000003456 ion exchange resin Substances 0.000 claims description 5
- 229920003303 ion-exchange polymer Polymers 0.000 claims description 5
- 238000001179 sorption measurement Methods 0.000 claims description 4
- 238000002360 preparation method Methods 0.000 claims description 3
- NWUYHJFMYQTDRP-UHFFFAOYSA-N 1,2-bis(ethenyl)benzene;1-ethenyl-2-ethylbenzene;styrene Chemical compound C=CC1=CC=CC=C1.CCC1=CC=CC=C1C=C.C=CC1=CC=CC=C1C=C NWUYHJFMYQTDRP-UHFFFAOYSA-N 0.000 claims description 2
- 230000006641 stabilisation Effects 0.000 claims description 2
- 238000011105 stabilization Methods 0.000 claims description 2
- 230000002745 absorbent Effects 0.000 claims 1
- 239000002250 absorbent Substances 0.000 claims 1
- 150000001450 anions Chemical class 0.000 claims 1
- 150000001768 cations Chemical class 0.000 claims 1
- 229920000642 polymer Polymers 0.000 claims 1
- 239000000126 substance Substances 0.000 claims 1
- AOJJSUZBOXZQNB-TZSSRYMLSA-N Doxorubicin Chemical compound O([C@H]1C[C@@](O)(CC=2C(O)=C3C(=O)C=4C=CC=C(C=4C(=O)C3=C(O)C=21)OC)C(=O)CO)[C@H]1C[C@H](N)[C@H](O)[C@H](C)O1 AOJJSUZBOXZQNB-TZSSRYMLSA-N 0.000 description 10
- HVYWMOMLDIMFJA-DPAQBDIFSA-N cholesterol Chemical compound C1C=C2C[C@@H](O)CC[C@]2(C)[C@@H]2[C@@H]1[C@@H]1CC[C@H]([C@H](C)CCCC(C)C)[C@@]1(C)CC2 HVYWMOMLDIMFJA-DPAQBDIFSA-N 0.000 description 6
- 238000004108 freeze drying Methods 0.000 description 6
- 150000002632 lipids Chemical class 0.000 description 6
- 229940009456 adriamycin Drugs 0.000 description 5
- 239000002245 particle Substances 0.000 description 5
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 4
- 239000000243 solution Substances 0.000 description 4
- 235000012000 cholesterol Nutrition 0.000 description 3
- 229940079593 drug Drugs 0.000 description 3
- 239000003814 drug Substances 0.000 description 3
- 238000001914 filtration Methods 0.000 description 3
- MWWSFMDVAYGXBV-RUELKSSGSA-N Doxorubicin hydrochloride Chemical compound Cl.O([C@H]1C[C@@](O)(CC=2C(O)=C3C(=O)C=4C=CC=C(C=4C(=O)C3=C(O)C=21)OC)C(=O)CO)[C@H]1C[C@H](N)[C@H](O)[C@H](C)O1 MWWSFMDVAYGXBV-RUELKSSGSA-N 0.000 description 2
- REYJJPSVUYRZGE-UHFFFAOYSA-N Octadecylamine Chemical compound CCCCCCCCCCCCCCCCCCN REYJJPSVUYRZGE-UHFFFAOYSA-N 0.000 description 2
- 229910019142 PO4 Inorganic materials 0.000 description 2
- 229920002684 Sepharose Polymers 0.000 description 2
- 238000004587 chromatography analysis Methods 0.000 description 2
- RNPXCFINMKSQPQ-UHFFFAOYSA-N dicetyl hydrogen phosphate Chemical compound CCCCCCCCCCCCCCCCOP(O)(=O)OCCCCCCCCCCCCCCCC RNPXCFINMKSQPQ-UHFFFAOYSA-N 0.000 description 2
- 229940093541 dicetylphosphate Drugs 0.000 description 2
- 239000008344 egg yolk phospholipid Substances 0.000 description 2
- 239000002808 molecular sieve Substances 0.000 description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 2
- 239000010452 phosphate Substances 0.000 description 2
- 229920001467 poly(styrenesulfonates) Polymers 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- 238000007127 saponification reaction Methods 0.000 description 2
- URGAHOPLAPQHLN-UHFFFAOYSA-N sodium aluminosilicate Chemical compound [Na+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O URGAHOPLAPQHLN-UHFFFAOYSA-N 0.000 description 2
- 159000000000 sodium salts Chemical class 0.000 description 2
- 238000005199 ultracentrifugation Methods 0.000 description 2
- 238000002604 ultrasonography Methods 0.000 description 2
- PORPENFLTBBHSG-MGBGTMOVSA-N 1,2-dihexadecanoyl-sn-glycerol-3-phosphate Chemical compound CCCCCCCCCCCCCCCC(=O)OC[C@H](COP(O)(O)=O)OC(=O)CCCCCCCCCCCCCCC PORPENFLTBBHSG-MGBGTMOVSA-N 0.000 description 1
- IIZPXYDJLKNOIY-JXPKJXOSSA-N 1-palmitoyl-2-arachidonoyl-sn-glycero-3-phosphocholine Chemical compound CCCCCCCCCCCCCCCC(=O)OC[C@H](COP([O-])(=O)OCC[N+](C)(C)C)OC(=O)CCC\C=C/C\C=C/C\C=C/C\C=C/CCCCC IIZPXYDJLKNOIY-JXPKJXOSSA-N 0.000 description 1
- GHASVSINZRGABV-UHFFFAOYSA-N Fluorouracil Chemical compound FC1=CNC(=O)NC1=O GHASVSINZRGABV-UHFFFAOYSA-N 0.000 description 1
- 241001465754 Metazoa Species 0.000 description 1
- 230000000259 anti-tumor effect Effects 0.000 description 1
- 239000008366 buffered solution Substances 0.000 description 1
- 229920001429 chelating resin Polymers 0.000 description 1
- 238000004440 column chromatography Methods 0.000 description 1
- 229960002949 fluorouracil Drugs 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000002563 ionic surfactant Substances 0.000 description 1
- 229940067606 lecithin Drugs 0.000 description 1
- 235000010445 lecithin Nutrition 0.000 description 1
- 239000000787 lecithin Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000002483 medication Methods 0.000 description 1
- 210000005170 neoplastic cell Anatomy 0.000 description 1
- 239000012299 nitrogen atmosphere Substances 0.000 description 1
- 239000008194 pharmaceutical composition Substances 0.000 description 1
- 150000003904 phospholipids Chemical class 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 150000003431 steroids Chemical class 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K9/00—Medicinal preparations characterised by special physical form
- A61K9/10—Dispersions; Emulsions
- A61K9/127—Synthetic bilayered vehicles, e.g. liposomes or liposomes with cholesterol as the only non-phosphatidyl surfactant
- A61K9/1277—Preparation processes; Proliposomes
Landscapes
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Medicinal Chemistry (AREA)
- Pharmacology & Pharmacy (AREA)
- Epidemiology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Medicinal Preparation (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT2814777 | 1977-09-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH642540A5 true CH642540A5 (de) | 1984-04-30 |
Family
ID=11223032
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH1016078A CH642540A5 (de) | 1977-09-30 | 1978-09-29 | Verfahren zum reinigen von liposomensuspensionen. |
Country Status (13)
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT1110989B (it) * | 1979-01-19 | 1986-01-13 | Erba Farmitalia | Forme farmaceutiche costitutite da liposomi e procedimenti relativi |
| JPS5775916A (en) * | 1980-10-29 | 1982-05-12 | Nippon Chemiphar Co Ltd | Coenzyme q pharmaceutical and its preparation |
| JPS5782310A (en) * | 1980-11-11 | 1982-05-22 | Tanabe Seiyaku Co Ltd | Production of liposome preparation |
| CA1270198A (en) * | 1984-08-08 | 1990-06-12 | Marcel B. Bally | Encapsulation of antineoplastic agents in liposomes |
| US4619795A (en) * | 1984-12-24 | 1986-10-28 | Technicon Instruments Corp. | Method for preparing lipid vesicles |
| DE4038075C1 (en) * | 1990-11-29 | 1992-03-19 | B. Braun Melsungen Ag, 3508 Melsungen, De | Encapsulating solid or liq. lipophilic agents - comprises mixing hydration medium with phospholipid increasing temp. to above soln. phase change temp. and adding remaining medium |
| DE10137515A1 (de) * | 2001-07-26 | 2003-02-13 | Diagnostikforschung Inst | Verfahren zur Herstellung pharmazeutischer Zubereitungen |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2249552A1 (de) * | 1971-10-12 | 1973-05-30 | Inchema S A | Verfahren zur inkapsulation von insbesondere wasserloeslichen verbindungen |
| GB1523965A (en) * | 1976-03-19 | 1978-09-06 | Ici Ltd | Pharmaceutical compositions containing steroids |
-
1978
- 1978-09-25 CA CA000312035A patent/CA1116518A/en not_active Expired
- 1978-09-25 AU AU40174/78A patent/AU528260B2/en not_active Expired
- 1978-09-25 NL NL7809709A patent/NL7809709A/xx not_active Application Discontinuation
- 1978-09-26 AT AT0693178A patent/AT368879B/de active
- 1978-09-26 FR FR7827488A patent/FR2404454A1/fr active Granted
- 1978-09-26 SE SE7810109A patent/SE433038B/sv not_active IP Right Cessation
- 1978-09-26 DK DK425478A patent/DK154048C/da not_active IP Right Cessation
- 1978-09-27 JP JP11809678A patent/JPS5459314A/ja active Granted
- 1978-09-28 ZA ZA00785510A patent/ZA785510B/xx unknown
- 1978-09-28 GB GB7838495A patent/GB2004745B/en not_active Expired
- 1978-09-29 BE BE190800A patent/BE870882A/xx not_active IP Right Cessation
- 1978-09-29 CH CH1016078A patent/CH642540A5/de not_active IP Right Cessation
- 1978-09-29 DE DE2842608A patent/DE2842608C2/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| AU4017478A (en) | 1980-04-03 |
| GB2004745A (en) | 1979-04-11 |
| AT368879B (de) | 1982-11-25 |
| BE870882A (fr) | 1979-03-29 |
| CA1116518A (en) | 1982-01-19 |
| ZA785510B (en) | 1979-09-26 |
| DE2842608C2 (de) | 1986-02-06 |
| ATA693178A (de) | 1982-04-15 |
| AU528260B2 (en) | 1983-04-21 |
| NL7809709A (nl) | 1979-04-03 |
| DK154048C (da) | 1989-03-13 |
| DK425478A (da) | 1979-03-31 |
| JPS6134402B2 (enrdf_load_stackoverflow) | 1986-08-07 |
| FR2404454A1 (fr) | 1979-04-27 |
| DK154048B (da) | 1988-10-10 |
| DE2842608A1 (de) | 1979-04-12 |
| GB2004745B (en) | 1982-04-07 |
| FR2404454B1 (enrdf_load_stackoverflow) | 1980-06-20 |
| SE433038B (sv) | 1984-05-07 |
| JPS5459314A (en) | 1979-05-12 |
| SE7810109L (sv) | 1979-03-31 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased | ||
| PL | Patent ceased |