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Potential of Guggulsterone, a Farnesoid X Receptor Antagonist, In
Exploration of Targeted Anti-tumor Therapy Open Access Review Potential of guggulsterone, a farnesoid X receptor antagonist, in the prevention and treatment of cancer Sosmitha Girisa , Dey Parama , Choudhary Harsha , Kishore Banik , Ajaikumar B. Kunnumakkara* Cancer Biology Laboratory and DBT-AIST International Center for Translational and Environmental Research (DAICENTER), Department of Biosciences and Bioengineering, Indian Institute of Technology Guwahati, Guwahati, Assam 781039, India *Correspondence: Ajaikumar B. Kunnumakkara, Cancer Biology Laboratory and DBT-AIST International Center for Translational and Environmental Research (DAICENTER), Department of Biosciences and Bioengineering, Indian Institute of Technology Guwahati, Guwahati, Assam 781039, India. [email protected]; [email protected] Academic Editor: Gautam Sethi, National University of Singapore, Singapore Received: August 8, 2020 Accepted: September 14, 2020 Published: October 30, 2020 Cite this article: Girisa S, Parama D, Harsha C, Banik K, Kunnumakkara AB. Potential of guggulsterone, a farnesoid X receptor antagonist, in the prevention and treatment of cancer. Explor Target Antitumor Ther. 2020;1:313-42. https://doi.org/10.37349/ etat.2020.00019 Abstract Cancer is one of the most dreadful diseases in the world with a mortality of 9.6 million annually. Despite the advances in diagnosis and treatment during the last couple of decades, it still remains a serious concern due to the limitations associated with currently available cancer management strategies. Therefore, alternative strategies are highly required to overcome these glitches. The importance of medicinal plants as primary healthcare has been well-known from time immemorial against various human diseases, including cancer. Commiphora wightii that belongs to Burseraceae family is one such plant which has been used to cure various ailments in traditional systems of medicine. -
Nandrolone Decanoate Enhances Hypothalamic Biogenic Amines in Rats
Nandrolone Decanoate Enhances Hypothalamic Biogenic Amines in Rats 1 1 2 2 TETSURO TAMAKI , TAKEMASA SHIRAISHI , HIROSHI TAKEDA , TERUHIKO MATSUMIYA , 3 3,4 ROLAND R. ROY , and V. REGGIE EDGERTON 1Department of Physiology, Division of Human Structure and Function, and 2Department of Pharmacology, Tokyo Medical College, Tokyo, JAPAN; and 3Brain Research Institute and 4Department of Physiological Science, University of California, Los Angeles, CA ABSTRACT TAMAKI, T., T. SHIRAISHI, H. TAKEDA, T. MATSUMIYA, R. R. ROY, and V. R. EDGERTON. Nandrolone Decanoate Enhances Hypothalamic Biogenic Amines in Rats. Med. Sci. Sports Exerc., Vol. 35, No. 1, pp. 32–38, 2003. Purpose: To identify possible mechanisms for an anabolic-androgenic steroid induced increase in aggressive behavior and work capacity, the levels of some biogenic amines considered to be closely related to a systemic hyper-adrenergic state were measured in selected regions of the brain. Methods: Wistar male rats were divided randomly into five groups: nontreated (control), oil-vehicle-treated (vehicle) or one of three (therapeutic dose and 10- or 100-fold higher dose) anabolic-androgenic steroid-treated (steroid-1, -2, -3) groups. Rats in the steroid and vehicle groups were given a single dose of nandrolone decanoate or oil vehicle, respectively, one week before tissue sampling. The levels of norepinephrine (NE) and its metabolite, 4-hydroxy-3-methoxyphenylglycol (MHPG), serotonin (5-HT) and its metabolite, 5-hydroxy- indole-3-acetic acid (5-HIAA) were measured in the cerebral cortex, hypothalamus and cerebellum by high-performance liquid chromatography. Immunostaining for c-fos was performed as a confirmation of increased neural activity. Results: The levels of NE and MHPG were increased by ~2- and ~7-fold in the hypothalamus of the steroid-2 compared with the control and vehicle groups. -
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Polymere und Fluoreszenz Gleichgewicht der 360°-Trinkwasseranalyse Kräfte Trilogie Fluoreszenzspektroskopie von Basispolymeren aus der Leistung und Robustheit in Automatische, simultane Industrie Einklang mit Empfindlichkeit und schnelle Analyse von und Geschwindigkeit Pestiziden INHALT APPLIKATION »Plug und Play«-Lösung für das Krankheits-Screening – MALDI-8020 zum Screening der Sichelzellen anämie 4 Maßgeschneiderte Software- Lösungen für jede Messung – Makro-Programmierung für Shimadzu UV-Vis und FTIR 8 Auf der sicheren Seite: Steroid - nachweis in Arzneimitteln und Nahrungsergänzungsmitteln mit einem LCMS-8045 11 MSn-Analyse nicht-derivatisier- ter und Mtpp-derivatisierter Peptide – Zwei aktuelle Unter- suchungen zur Anwendung von LC-MS-IT-TOF-Geräten 18 Polymere und Fluoreszenz – Teil 2: Wieviel Fluoreszenz zeigt ein Poly mer für eine Qualitäts - kontrolle? 26 PRODUKTE Gleichgewicht der Kräfte – LCMS-8060NX: Leistung und Robustheit mit Empfindlichkeit, und Geschwindigkeit 7 360°-Trinkwasseranalyse: Episode 2 – Automatische, simul- Enrico Davoli mit dem PESI-MS-System – einem Gerät zu reinen Forschungszwecken (research-use only = RUO) tane und schnelle Analyse von Pestiziden mit Online-SPE und UHPLC-MS/MS 14 Vielseitiges Tool für die Automobil - industrie – Neue HMV-G3 Serie 17 Eine globale Lösung Kopfschmerz ade – Anleitung zur Auswahl der idealen C18-Säule 22 Validierte Methode für monoklo- nale Antikörper-Medikamente – dank globaler Bewertung der nSMOL-Methodik in menschlichem Serum 24 AKTUELLES Zusammenarbeit Eine globale Lösung -
Identification of Steroid Esters in Cattle Hair at Ultra-Trace Levels
Application Note Identification of Steroid Esters in Cattle Hair at Ultra-Trace Levels Emmanuelle Bichon, Lauriane Rambaud, Stephanie Christien, Aurélien Béasse, Stephanie Prevost, Fabrice Monteau, Bruno Le Bizec, Peter Hancock Waters Corporation Abstract The aim of this study is to address some of the analytical challenges previously described when analyzing a wide range of steroid esters (boldenone, nandrolone, estradiol, and testosterone) in cattle hair. Benefits ■ Unambiguous determination of steroid esters at ng/g level in cattle hair ■ Method is five times faster than the established GC-MS/MS method, with all esters included in a single run ■ Provides an efficient and additional confirmatory method to overcome any inconclusive urine analyses ■ Allows the potential to improve the detection of all banned substances in cattle hair by reducing matrix interference ■ Provides the ability to detect and identify compounds for a long time after administration Introduction The safety of our food supply can no longer be taken for granted. As the world changes and populations continue to grow, so will the responsibility of organizations to meet the demand of safe food supplies. One route of human exposure to veterinary substances is through the food chain as a result of malpractice or illegal activities. The steroid esters are one group of substances causing concern, which might still be used as growth promoting agents, but are now forbidden from use in breeding animals in the European Union.1 No residues of these anabolic substances should -
Schwarz, Tamar Imogen (2016) the Origin of Vertebrate Steroids in Molluscs: Uptake, Metabolism and Depuration Studies in the Common Mussel
Schwarz, Tamar Imogen (2016) The origin of vertebrate steroids in molluscs: uptake, metabolism and depuration studies in the common mussel. PhD thesis. https://theses.gla.ac.uk/7436/ Copyright and moral rights for this work are retained by the author A copy can be downloaded for personal non-commercial research or study, without prior permission or charge This work cannot be reproduced or quoted extensively from without first obtaining permission in writing from the author The content must not be changed in any way or sold commercially in any format or medium without the formal permission of the author When referring to this work, full bibliographic details including the author, title, awarding institution and date of the thesis must be given Enlighten: Theses https://theses.gla.ac.uk/ [email protected] THE ORIGIN OF VERTEBRATE STEROIDS IN MOLLUSCS: UPTAKE, METABOLISM AND DEPURATION STUDIES IN THE COMMON MUSSEL TAMAR IMOGEN SCHWARZ Submitted in fulfilment of the requirements for the degree of Doctor of Philosophy in Molecular and Cellular Biology Institute of Molecular, Cell and Systems Biology College of Medical, Veterinary and Life Sciences University of Glasgow In collaboration with the Centre for the Environment, Fisheries and Aquaculture Science (Cefas) April 2016 ©Tamar I. Schwarz, 2016 1 Abstract Many studies have found vertebrate sex steroids, such as testosterone (T), 17 β-oestradiol (E 2) and progesterone (P) to be present in molluscan tissues. The underlying assumption of most, if not all, these studies has been that these steroids are formed endogenously and furthermore, act as reproductive hormones in the same way that they do in vertebrates (i.e. -
Transformations of Steroid Esters by Fusarium Culmorum Alina S´ Wizdor*, Teresa Kołek, and Anna Szpineter
Transformations of Steroid Esters by Fusarium culmorum Alina S´ wizdor*, Teresa Kołek, and Anna Szpineter Department of Chemistry, Agricultural University, Norwida 25, 50-375 Wrocław, Poland. Fax: 0048-071-3283576. E-mail: [email protected] * Author for correspondence and reprint requests Z. Naturforsch. 61c, 809Ð814 (2006); received April 6/May 15, 2006 The course of transformations of the pharmacological steroids: testosterone propionate, 4-chlorotestosterone acetate, 17-estradiol diacetate and their parent alcohols in Fusarium culmorum AM282 culture was compared. The results show that this microorganism is capable of regioselective hydrolysis of ester bonds. Only 4-ene-3-oxo steroid esters were hydrolyzed at C-17. 17-Estradiol diacetate underwent regioselective hydrolysis at C-3 and as a result, estrone Ð the main metabolite of estradiol Ð was absent in the reaction mixture. The alcohols resulting from the hydrolysis underwent oxidation at C-17 and hydroxylation. The same products (6- and 15α-hydroxy derivatives) as from testosterone were formed by transformation of testosterone propionate, but the quantitative composition of the mixtures obtained after transformations of both substrates showed differences. The 15α-hydroxy deriv- atives were obtained from the ester in considerably higher yield than from the parent alcohol. The presence of the chlorine atom at C-4 markedly reduced 17-saponification in 4-chloro- testosterone acetate. Only 3,15α-dihydroxy-4α-chloro-5α-androstan-17-one (the main prod- uct of transformation of 4-chlorotestosterone) was identified in the reaction mixture. 6- Hydroxy-4-chloroandrostenedione, which was formed from 4-chlorotestosterone, was not de- tected in the extract obtained after conversion of its ester. -
United States Patent (19) 11) Patent Number: 4,507,290 Archer Et Al
United States Patent (19) 11) Patent Number: 4,507,290 Archer et al. 45) Date of Patent: Mar. 26, 1985 54 ESTERS OF 17 a-ETHYNYL 52 U.S. Cl. ................................. 514/172; 260/397.4; 19-NOR-TESTOSTERONE AND 17 260/.397.5; 514/179 C-ETHYNYL-18 HOMO-19-NOR-TESTOST 58 Field of Search ...................... 260/.397.4; 424/243 ERONE AND PHARMACEUTICAL COMPOSITIONS CONTAINING THE SAME 56) References Cited U.S. PATENT DOCUMENTS 75 Inventors: Sydney Archer, Troy, N.Y.; Giuseppe 3,959,322 5/1976 Hughes et al. ... 260/.397.4 Benagiano, Rome, Italy; Pierre 4,027,019 5/1977 Shroff............. ... 260/397.4 Crabbe, Paris, France; Egon 4,089,952 5/1978 Itil et al. .............................. 424/243 Diczfalusy, Stockholm, Sweden; Carl 4, 119,626 10/1978 Schulze et al. ... 260/397.4 Djerassi, Stanford, Calif.; Josef 4,181,721 1/1980 Speck et al. ......................... 424/243 Fried, Chicago, Ill. Primary Examiner-Elbert L. Roberts 73) Assignee: World Health Organization, Geneva, Attorney, Agent, or Firm-Cushman, Darby & Cushman Switzerland 57 ABSTRACT 21 Appl. No.: 251,914 Esters of 17 a-ethynyl 19-nor-testosterone and 17 a ethynyl-18-homo-19-nor-testosterone and the 3-oximes 22 Filed: Apr. 7, 1981 thereof having long-active contraceptive activity. 51) Int. Cl. .............................................. A61K 31/56 21 Claims, No Drawings 4,507,290 1 2 wherein R2 is acyl derived from an alicyclic carbox ESTERS OF 17 o-ETHYNYL ylic acid wherein the alicyclic moiety can have 19-NOR-TESTOSTERONE AND 17 3-6, preferably 3 and 4, carbon atoms in the ring; o-ETHYNYL-18-HOMO-19-NOR-TESTOSTERONE (d) the corresponding oxime of the ester defined in AND PHARMACEUTICAL COMPOSITIONS 5 (c); CONTAINING THE SAME (e) an ester of levo-norgestrel having the formula (II) above, wherein R2 is acyl derived from an aliphatic BACKGROUND AND SUMMARY OF THE carboxylic acid containing 5 carbon atoms, in ex INVENTION tenso pentanoic acid isomers, i.e. -
PDE7B Is Involved in Nandrolone Decanoate Hydrolysis in Liver Cytosol and Its Transcription Is Up-Regulated by Androgens in Hepg2
ORIGINAL RESEARCH ARTICLE published: 30 May 2014 doi: 10.3389/fphar.2014.00132 PDE7B is involved in nandrolone decanoate hydrolysis in liver cytosol and its transcription is up-regulated by androgens in HepG2 Emmanuel Strahm , Anders Rane and Lena Ekström* Division of Clinical Pharmaclogy, Department of Laboratory Medicine, Karolinska Institutet, Karolinska University Hospital, Stockholm, Sweden Edited by: Most androgenic drugs are available as esters for a prolonged depot action. However, the Petr Pavek, Charles University, enzymes involved in the hydrolysis of the esters have not been identified. There is one Czech Republic study indicating that PDE7B may be involved in the activation of testosterone enanthate. Reviewed by: The aims are to identify the cellular compartments where the hydrolysis of testosterone Stanislav Yanev, Bulgarian Academy of Sciences, Bulgaria enanthate and nandrolone decanoate occurs, and to investigate the involvement of Andrei Adrian Tica, University of PDE7B in the activation. We also determined if testosterone and nandrolone affect Medicine Craiova Romania, Romania the expression of the PDE7B gene. The hydrolysis studies were performed in isolated *Correspondence: human liver cytosolic and microsomal preparations with and without specific PDE7B Lena Ekström, Division of Clinical inhibitor. The gene expression was studied in human hepatoma cells (HepG2) exposed to Pharmaclogy, Department of Laboratory Medicine, Karolinska testosterone and nandrolone. We show that PDE7B serves as a catalyst of the hydrolysis Institutet, Karolinska University of testosterone enanthate and nandrolone decanoate in liver cytosol. The gene expression Hospital, SE-171 76 Stockholm, of PDE7B was significantly induced 3- and 5- fold after 2 h exposure to 1 µM testosterone Sweden enanthate and nandrolone decanoate, respectively. -
2021 Equine Prohibited Substances List
2021 Equine Prohibited Substances List . Prohibited Substances include any other substance with a similar chemical structure or similar biological effect(s). Prohibited Substances that are identified as Specified Substances in the List below should not in any way be considered less important or less dangerous than other Prohibited Substances. Rather, they are simply substances which are more likely to have been ingested by Horses for a purpose other than the enhancement of sport performance, for example, through a contaminated food substance. LISTED AS SUBSTANCE ACTIVITY BANNED 1-androsterone Anabolic BANNED 3β-Hydroxy-5α-androstan-17-one Anabolic BANNED 4-chlorometatandienone Anabolic BANNED 5α-Androst-2-ene-17one Anabolic BANNED 5α-Androstane-3α, 17α-diol Anabolic BANNED 5α-Androstane-3α, 17β-diol Anabolic BANNED 5α-Androstane-3β, 17α-diol Anabolic BANNED 5α-Androstane-3β, 17β-diol Anabolic BANNED 5β-Androstane-3α, 17β-diol Anabolic BANNED 7α-Hydroxy-DHEA Anabolic BANNED 7β-Hydroxy-DHEA Anabolic BANNED 7-Keto-DHEA Anabolic CONTROLLED 17-Alpha-Hydroxy Progesterone Hormone FEMALES BANNED 17-Alpha-Hydroxy Progesterone Anabolic MALES BANNED 19-Norandrosterone Anabolic BANNED 19-Noretiocholanolone Anabolic BANNED 20-Hydroxyecdysone Anabolic BANNED Δ1-Testosterone Anabolic BANNED Acebutolol Beta blocker BANNED Acefylline Bronchodilator BANNED Acemetacin Non-steroidal anti-inflammatory drug BANNED Acenocoumarol Anticoagulant CONTROLLED Acepromazine Sedative BANNED Acetanilid Analgesic/antipyretic CONTROLLED Acetazolamide Carbonic Anhydrase Inhibitor BANNED Acetohexamide Pancreatic stimulant CONTROLLED Acetominophen (Paracetamol) Analgesic BANNED Acetophenazine Antipsychotic BANNED Acetophenetidin (Phenacetin) Analgesic BANNED Acetylmorphine Narcotic BANNED Adinazolam Anxiolytic BANNED Adiphenine Antispasmodic BANNED Adrafinil Stimulant 1 December 2020, Lausanne, Switzerland 2021 Equine Prohibited Substances List . Prohibited Substances include any other substance with a similar chemical structure or similar biological effect(s). -
Metabolic Study of Oxabolone Using Human Liver Microsomes and Humanized Mice
Lecture MANFRED DONIKE WORKSHOP Lootens L1, Geldof L1, Tudela E1, Meuleman P2, Leroux-Roels G2, Botrè F3, Deventer K1, Van Eenoo P1 Metabolic study of oxabolone using human liver microsomes and humanized mice DoCoLab, Ghent University, Zwijnaarde, Belgium1; Cevac, Ghent University, Ghent, Belgium2; FMSI, Rome, Italy3 Abstract The urinary detection of oxabolone, a 19-nor anabolic steroid and potential doping agent, was investigated by evaluating its metabolic profile. Anabolic androgenic steroids comprise a popular class of performance enhancing products to be abused by athletes. The detection of oxabolone in urine in the framework of doping control is often based only on screening of the parent compound. However, it is well known that most steroids are metabolized in the human body. The liver is the key organ for these metabolic transformations. The formed metabolites are often longer detectable in urine than the parent compound itself. Moreover, the higher the number of markers are included in the initial testing procedure, the more evidence can be found of the illicit use of doping agents. Therefore oxabolone cypionate (esterified steroid) was administered to a chimeric uPA+/+-SCID mouse model with a humanized liver. Additionally, oxabolone was also incubated with human liver microsomes. For the chimeric mouse model pre- and post-administration urine samples were collected over a 24 hour time period. For the in vitro incubations, the data within a time period of 18 hours were evaluated. Both analysis of the extracts of the chimeric mouse urine and the in vitro incubations were performed on GC-MS and on LC-MS, the latter by using precursor ion scan mode and high resolution. -
(12) United States Patent (10) Patent No.: US 7,867,986 B2 Houze (45) Date of Patent: Jan
US007867986B2 (12) United States Patent (10) Patent No.: US 7,867,986 B2 Houze (45) Date of Patent: Jan. 11, 2011 (54) ENHANCED DRUG DELIVERY IN 5,780,050 A 7/1998 Jain et al. TRANSIDERMAL SYSTEMS 5,811,117 A 9, 1998 Hashimoto et al. 5,849,729 A * 12/1998 Zoumas et al. .............. 514,169 (75) Inventor: David Houze, Coconut Grove, FL (US) 5,898,032 A 4/1999 Hodgen 5,958,446 A * 9/1999 Miranda et al. ............. 424/448 (73) Assignee: Noven Pharmaceuticals, Inc., Miami, 6,024,974 A 2, 2000 Li FL (US) 6,143,319 A 11/2000 Meconi et al. (*) Notice: Subject to any disclaimer, the term of this patent is extended or adjusted under 35 (21) Appl. No.: 10/330,361 FOREIGN PATENT DOCUMENTS (22) Filed: Dec. 30, 2002 CL 49-95 1, 1994 (65) Prior Publication Data US 2003/O152615A1 Aug. 14, 2003 (Continued) Related U.S. Application Data OTHER PUBLICATIONS (63) Continuation of application No. 09/948,107, filed on M.D. Mashkovsky, The Medicaments, Guidelines for Medical Doc Sep. 7, 2001, now abandoned. tors, vol. 1, 2001, 2 pgs... translation provided. (60) Provisional application No. 60/298,381, filed on Jun. (Continued) 18, 2001. Primary Examiner San-ming Hui (51) Int. Cl. 74) Attorney,V, AgAgent, or Firm—Foleyy & Lardner LLP A6 IK3I/56 (2006.01) (52) U.S. Cl. ...................................................... S14/171 (57) ABSTRACT (58) Field of Classification Search ................. 514/170, 514/171, 180 See application file for complete search history. A composition for transdermal administration resulting from an admixture includes: a therapeutically effective amount of (56) References Cited a pharmaceutically active agent that includes a corresponding U.S. -
Transdermal Delivery System for Hormones and Steroids
(19) TZZ _¥_T (11) EP 2 214 643 B1 (12) EUROPEAN PATENT SPECIFICATION (45) Date of publication and mention (51) Int Cl.: of the grant of the patent: A61K 9/00 (2006.01) A61K 47/32 (2006.01) 02.04.2014 Bulletin 2014/14 A61K 31/56 (2006.01) A61K 31/57 (2006.01) A61K 47/14 (2006.01) A61K 9/12 (2006.01) (2006.01) (21) Application number: 08845547.2 A61K 47/10 (22) Date of filing: 31.10.2008 (86) International application number: PCT/AU2008/001613 (87) International publication number: WO 2009/055859 (07.05.2009 Gazette 2009/19) (54) TRANSDERMAL DELIVERY SYSTEM FOR HORMONES AND STEROIDS TRANSDERMALES FREISETZUNGSSYSTEM FÜR HORMONE UND STEROIDE SYSTÈME D’ADMINISTRATION TRANSDERMIQUE POUR HORMONES ET STÉROÏDES (84) Designated Contracting States: (56) References cited: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR EP-A2- 0 328 806 EP-A2- 0 409 383 HR HU IE IS IT LI LT LU LV MC MT NL NO PL PT WO-A1-00/44347 WO-A1-93/10201 RO SE SI SK TR WO-A1-94/06452 WO-A1-94/07478 WO-A1-03/039597 WO-A1-2007/016766 (30) Priority: 02.11.2007 US 984787 P WO-A2-00/45795 US-A1- 2006 275 218 US-B2- 6 818 226 (43) Date of publication of application: 11.08.2010 Bulletin 2010/32 • MORGAN, T.M. ET AL.: ’Transdermal delivery of estradiol in postmenopausal women with a novel (73) Proprietor: Acrux DDS Pty Ltd topical aerosol’ J. PHARMA. SCI. vol.