EP0844890A1 - Verwendung von gallensäurederivaten - Google Patents

Verwendung von gallensäurederivaten

Info

Publication number
EP0844890A1
EP0844890A1 EP96928517A EP96928517A EP0844890A1 EP 0844890 A1 EP0844890 A1 EP 0844890A1 EP 96928517 A EP96928517 A EP 96928517A EP 96928517 A EP96928517 A EP 96928517A EP 0844890 A1 EP0844890 A1 EP 0844890A1
Authority
EP
European Patent Office
Prior art keywords
moiety
compound
fluorescent
acid
visualising
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.)
Withdrawn
Application number
EP96928517A
Other languages
English (en)
French (fr)
Inventor
Charles Oswald Mills
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Norgine Ltd
Original Assignee
University of Birmingham
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by University of Birmingham filed Critical University of Birmingham
Publication of EP0844890A1 publication Critical patent/EP0844890A1/de
Withdrawn legal-status Critical Current

Links

Classifications

    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K49/00Preparations for testing in vivo
    • A61K49/001Preparation for luminescence or biological staining
    • A61K49/0013Luminescence
    • A61K49/0017Fluorescence in vivo
    • A61K49/005Fluorescence in vivo characterised by the carrier molecule carrying the fluorescent agent
    • A61K49/0052Small organic molecules
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K49/00Preparations for testing in vivo
    • A61K49/001Preparation for luminescence or biological staining
    • A61K49/0013Luminescence
    • A61K49/0017Fluorescence in vivo
    • A61K49/0019Fluorescence in vivo characterised by the fluorescent group, e.g. oligomeric, polymeric or dendritic molecules
    • A61K49/0021Fluorescence in vivo characterised by the fluorescent group, e.g. oligomeric, polymeric or dendritic molecules the fluorescent group being a small organic molecule
    • A61K49/0041Xanthene dyes, used in vivo, e.g. administered to a mice, e.g. rhodamines, rose Bengal
    • A61K49/0043Fluorescein, used in vivo

Definitions

  • This invention relates to the novel use of bile acid derivatives, particularly bile acid derivatives carrying a fluorescent or visibly coloured moiety.
  • Fluorescent bile acid probes for use in studying the mechanism of intra ⁇ cellular transport of bile acids have been disclosed by a number of workers, see for example Sherman, I.A. and Fisher, M.M., (1986) Hepatology 6: p 444-449 which discloses the use of glycocholic acid- FITC where the FITC (fluorescein isothiocyanate) moiety is on the 3 ⁇ - hydroxyl group of the steroid nucleus; and Crawford et al, Biochim. Biophys. Acta.
  • these fluorescent bile acid derivatives can be used to assist surgeons in visualising the gall bladder and in identifying the existence of biliary leaks during operations, notably cholecystectomy operations.
  • Accidental injury to the bile ducts during open cholecystectomy is the most severe complication of this operation with an incidence of one lesion per 300-500 cholecystectomies.
  • the present invention is considered to be particularly useful in laparoscopic operations where the real impact of this complication in laparoscopic procedures is still controversial. Some authors believe that the frequency is comparable with, while others believe that it exceeds by up to tenfold, that of an open cholecystectomy.
  • Bile duct injury necessitates complex and repeated operations with mortality and morbidity much higher than those of the original procedure.
  • a significant long-term morbidity recurrent stricture, cholangitis, cirrhosis, and premature death
  • Injuries recognised intraoperatively have much better outcome compared with the extensive morbidity and mortality associates with biliary peritonitis caused by overlooked injuries.
  • bile duct injury usually represents failure to identify the anatomic structures in the triangle of Calot. Inability to identify anatomic structures properly is also the cause for conversion to an open procedure from a laparoscopic one, in almost every case.
  • the length of the operating time, both laparoscopic and traditional, also depends on quick recognition of subhepatic anatomy.
  • a coloured or fluorescent hepatobiliary targeting compound in the manufacture of an administrable composition for visualising the bile duct and/or visualising biliary leakage during an operation in the region of the bile duct.
  • a method of visualising the bile duct and/or visualising biliary leakage comprising administering to a patient an effective amount of a coloured or fluorescent hepatobiliary targeting compound
  • the coloured or fluorescent hepatobiliary targeting compound is most preferably a fluorescent compound, most preferably a UV light fluorescent compound.
  • the compound preferably comprises a steroid moiety having an unblocked 3-hydroxyl substituent and an unblocked carboxyl group attached by means of an amide linkage to the side chain of the steroid moiety, and an active moiety which is to be targeted to the liver, said active moiety being attached to the ⁇ -carbon atom relative to the unblocked carboxyl group.
  • said compound has the general formula ( I ):-
  • D is -H, - ⁇ OH or - ⁇ OH;
  • E is -H, - ⁇ OH or ⁇ -OH;
  • L is a linking moiety;
  • J is said coloured or fluorescent moiety; and
  • n is 0 or 1.
  • J is or includes a fluorescein, rhodamine or other fluorescing moiety.
  • the linking moiety is preferably N-terminated at its end attached to active moiety J, and L may be:-
  • the moiety -NH-CH(COOH)-L- may be derived from S- adenosylhomocysteine, S-adenosyl methionine, S-amino-imadazole-4- carboxamide, asparagine, cadaverine, cystamine, citrulline, diaminopimelic acid, 2, 4-diaminobutyric acid, cysteamine, glutamine, 3-hydroxykynurenine, kynurenine, putrescine or negamycin.
  • acidic amino acids can be used instead of the above where active moiety J has one amino group and/or is hydrophobic.
  • the steroid moiety is preferably a bile acid moiety based on cholic acid, chenodeoxycholic acid, deoxycholic acid, hyodeoxycholic acid, hyocholic acid, ⁇ -, ⁇ - or w-muricholic acid, nor-bile acids, lithocholic acid, 3 ⁇ -hydroxycholenoic acid, ursodeoxycholic acid, allocholic acid (5 ⁇ -cholan-24-oic-acid), or the like, hereinafter simply referred to as "a bile acid moiety".
  • the compounds preferably used in the present invention can be produced by the steps of (a) reacting a steroid moiety having an unblocked 3-hydroxyl group and a side chain carboxyl group, with the ⁇ - amino group of an amino acid having a blocked amino group in the side chain, preferably at the ⁇ or ⁇ position relative to the carboxyl group to form an amide, (b) unblocking said blocked amine group, and (c) reacting the unblocked amine group with the active moiety, preferably an isocyanate or isothiocyanate derivative thereof.
  • the active moiety or preferably an isocyanate or isothiocyanate derivative thereof, is reacted with a side chain amino group of an amino acid having a blocked ⁇ -amino group, and the blocked ⁇ -amino group is unblocked and then reacted with the side chain carboxyl group of the steroid moiety.
  • the active moiety has a carboxyl group and an amino group
  • the latter is reacted directly with the side chain carboxyl group of the steriod moiety.
  • the bile acid moiety is cholic acid
  • the above described reaction produces a moiety based on glycocholic acid, which is another bile acid.
  • the solution was heated on the steam bath for 15 minutes and then evaporated in vacuo to half its original volume. After diluting the solution with 20 ml of water, it was acidified with 0.5m HCl. The precipitate was collected and washed with water to obtain cholyl-N- ⁇ -CBZ-L-lysine.
  • the cholyl-lysine- CBZ was subjected to catalytic transfer hydrogenation by dissolving about 200 mg of cholyl-lysine-CBZ in 10ml of 4.4% formic acid- methanol, adding to a 25ml flask containing 200 mg of palladium black and 10 ml of 4.4% formic acid-methanol, and then stirring the mixture under a nitrogen atmosphere ovemight.
  • the solution was evaporated to dryness at 40 ⁇ C and then triturated with ethyl acetate to obtain cholyl- lysine formate.
  • the sodium salt was obtained by dissolving the formate salt in 5ml of a 0.1 M NaOH solution in methanol and precipitating with diethyl ether. 50mg of the sodium salt of cholyl-lysine obtained was then dissolved in 5ml of bicarbonate buffer (pH 9). 28mg of fluorescein solution in bicarbonate buffer (5ml) were added and the reagents stirred at rom temperature for 18 hours. Free fluorescein was removed by percolating cholyl-lysyl-fluorescein through Sep-Pak C 18 cartridges. Further purification was by thin layer chromatography to obtain homogenous cholyl-lysl-fluorescein of the formula:-
  • Rhodamine B can also be attached to a bile salt-lysine conjugate in an analogous manner.
  • R cholic acid, chenodeoxycholic acid, deoxycholic acid, hyodeoxycholic acid, hyocholic acid, ⁇ -, ⁇ - or ⁇ -muricholic acid, nor-bile acids, lithocholic acid, 3 ⁇ -hydroxy-cholenoic acid, ursodeoxycholic acid, or allocholic acid.
  • Intraoperative imaging of the biliary tree with cholyl-lysyl-fluorescein (CLF) in animals has been studied and found to be extremely easy and simple to perform, involving an ordinary intravenous injection and the exposure of the hepatic region to the light of a Wood lamp (or other source of UV light).
  • the fluorescein intensity was maximal after about 3 minutes and enabled excellent visualization of the entire biliary tree including the gall bladder which shined for the whole time of observation (20 min) and persisted much longer than the experimental observation limit (up to 45 min).
  • an intravenous injection of between about 0.5 and 2mg of CLF per kilogram body weight is sufficient for effective visualisation of the biliary tree including the gallbladder.
  • the fluorescent compound has been transported to the liver and from thence to the bile duct in a sufficient quantity to enable it to be readily discerned under UV light through the wall of the bile duct and continues to be visible for at least 45 minutes thereafter.
  • the surgeon illuminates the surgical site with UV light in addition to visible light at least over the critical operation phase when it is important to be able to discern the biliary duct from the surrounding tissue.

Landscapes

  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Steroid Compounds (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
EP96928517A 1995-08-19 1996-08-19 Verwendung von gallensäurederivaten Withdrawn EP0844890A1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GBGB9517043.7A GB9517043D0 (en) 1995-08-19 1995-08-19 The use of bile acid derivatives
GB9517043 1995-08-19
PCT/GB1996/002027 WO1997006829A1 (en) 1995-08-19 1996-08-19 The use of bile acid derivatives

Publications (1)

Publication Number Publication Date
EP0844890A1 true EP0844890A1 (de) 1998-06-03

Family

ID=10779505

Family Applications (1)

Application Number Title Priority Date Filing Date
EP96928517A Withdrawn EP0844890A1 (de) 1995-08-19 1996-08-19 Verwendung von gallensäurederivaten

Country Status (5)

Country Link
EP (1) EP0844890A1 (de)
JP (1) JP2000506491A (de)
CA (1) CA2229530A1 (de)
GB (1) GB9517043D0 (de)
WO (1) WO1997006829A1 (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5928625A (en) 1997-03-13 1999-07-27 Mallinckrodt Inc. Method of measuring physiological function
US6228344B1 (en) 1997-03-13 2001-05-08 Mallinckrodt Inc. Method of measuring physiological function
US6280703B1 (en) 1997-03-13 2001-08-28 Mallinckrodt Inc. Simultaneous multimodal measurement of physiological function
GB9716962D0 (en) * 1997-08-12 1997-10-15 Univ Birmingham Liver function test
GB0019593D0 (en) * 2000-08-10 2000-09-27 Norgine Europe Bv Production of bile acid derivatives
FR2889700B1 (fr) * 2005-08-11 2012-11-23 Synthinnove Lab Marqueurs, leur procede de fabrication et leurs applications
EP2099498A2 (de) * 2006-11-21 2009-09-16 Mallinckrodt Inc. Verfahren zur verwendung von optischen mitteln
JP5229700B2 (ja) * 2007-04-19 2013-07-03 国立大学法人群馬大学 新規蛍光化合物およびそれを用いた細胞内コレステロールの検出方法
GB0808777D0 (en) 2008-05-15 2008-06-18 Norgine Bv Prognostic method
GB2467902A (en) * 2009-02-12 2010-08-18 Norgine Bv Preparation of Cholyl-L-lysine from N-E-CBZ-cholyl-L-lysine
CN106749473B (zh) * 2017-01-13 2018-08-17 常德云港生物科技有限公司 一种从鸭胆汁中提取鹅去氧胆酸和别胆酸的方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4264514A (en) * 1977-11-14 1981-04-28 Abbott Laboratories Method and reagents for measuring the level of conjugated bile acids
US4848349A (en) * 1987-04-29 1989-07-18 Sherman Igor A Substance and method for measuring hepatic blood flow

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See references of WO9706829A1 *

Also Published As

Publication number Publication date
WO1997006829A1 (en) 1997-02-27
JP2000506491A (ja) 2000-05-30
CA2229530A1 (en) 1997-02-27
GB9517043D0 (en) 1995-10-25

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