IN2015DN01727A - - Google Patents

Info

Publication number
IN2015DN01727A
IN2015DN01727A IN1727DEN2015A IN2015DN01727A IN 2015DN01727 A IN2015DN01727 A IN 2015DN01727A IN 1727DEN2015 A IN1727DEN2015 A IN 1727DEN2015A IN 2015DN01727 A IN2015DN01727 A IN 2015DN01727A
Authority
IN
India
Prior art keywords
composition
alopecia
treatment
preparing
finasteride
Prior art date
Application number
Other languages
English (en)
Inventor
Adrian Raffin Pohlmann
Denise Duarte Jornada
Silva Stanisçuaski Guterres
Original Assignee
Biolab Sanus Farmacêutica Ltda
Univ Fed Do Rio Grande Do Sul
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=50182295&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=IN2015DN01727(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Biolab Sanus Farmacêutica Ltda, Univ Fed Do Rio Grande Do Sul filed Critical Biolab Sanus Farmacêutica Ltda
Publication of IN2015DN01727A publication Critical patent/IN2015DN01727A/en

Links

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
    • A61K9/48—Preparations in capsules, e.g. of gelatin, of chocolate
    • A61K9/50—Microcapsules having a gas, liquid or semi-solid filling; Solid microparticles or pellets surrounded by a distinct coating layer, e.g. coated microspheres, coated drug crystals
    • A61K9/51—Nanocapsules; Nanoparticles
    • A61K9/5107—Excipients; Inactive ingredients
    • A61K9/513—Organic macromolecular compounds; Dendrimers
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00—Cosmetics or similar toiletry preparations
    • A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
    • A61K8/30—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds
    • A61K8/63—Steroids; Derivatives thereof
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K31/00—Medicinal preparations containing organic active ingredients
    • A61K31/56—Compounds containing cyclopenta[a]hydrophenanthrene ring systems; Derivatives thereof, e.g. steroids
    • A61K31/58—Compounds containing cyclopenta[a]hydrophenanthrene ring systems; Derivatives thereof, e.g. steroids containing heterocyclic rings, e.g. danazol, stanozolol, pancuronium or digitogenin
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00—Cosmetics or similar toiletry preparations
    • A61K8/02—Cosmetics or similar toiletry preparations characterised by special physical form
    • A61K8/0241—Containing particulates characterized by their shape and/or structure
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00—Cosmetics or similar toiletry preparations
    • A61K8/02—Cosmetics or similar toiletry preparations characterised by special physical form
    • A61K8/04—Dispersions; Emulsions
    • A61K8/044—Suspensions
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00—Cosmetics or similar toiletry preparations
    • A61K8/02—Cosmetics or similar toiletry preparations characterised by special physical form
    • A61K8/04—Dispersions; Emulsions
    • A61K8/06—Emulsions
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00—Cosmetics or similar toiletry preparations
    • A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
    • A61K8/30—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds
    • A61K8/33—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds containing oxygen
    • A61K8/35—Ketones, e.g. benzophenone
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00—Cosmetics or similar toiletry preparations
    • A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
    • A61K8/30—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds
    • A61K8/33—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds containing oxygen
    • A61K8/37—Esters of carboxylic acids
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00—Cosmetics or similar toiletry preparations
    • A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
    • A61K8/30—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds
    • A61K8/49—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds containing heterocyclic compounds
    • A61K8/4973—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds containing heterocyclic compounds with oxygen as the only hetero atom
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00—Cosmetics or similar toiletry preparations
    • A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
    • A61K8/72—Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds
    • A61K8/84—Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds obtained by reactions otherwise than those involving only carbon-carbon unsaturated bonds
    • A61K8/85—Polyesters
    • 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
    • A61K9/0012—Galenical forms characterised by the site of application
    • A61K9/0014—Skin, i.e. galenical aspects of topical compositions
    • 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
    • A61K9/06—Ointments; Bases therefor; Other semi-solid forms, e.g. creams, sticks, gels
    • 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
    • A61K9/08—Solutions
    • 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
    • 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
    • A61K9/48—Preparations in capsules, e.g. of gelatin, of chocolate
    • A61K9/50—Microcapsules having a gas, liquid or semi-solid filling; Solid microparticles or pellets surrounded by a distinct coating layer, e.g. coated microspheres, coated drug crystals
    • A61K9/51—Nanocapsules; Nanoparticles
    • A61K9/5107—Excipients; Inactive ingredients
    • A61K9/5123—Organic compounds, e.g. fats, sugars
    • 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
    • A61K9/48—Preparations in capsules, e.g. of gelatin, of chocolate
    • A61K9/50—Microcapsules having a gas, liquid or semi-solid filling; Solid microparticles or pellets surrounded by a distinct coating layer, e.g. coated microspheres, coated drug crystals
    • A61K9/51—Nanocapsules; Nanoparticles
    • A61K9/5107—Excipients; Inactive ingredients
    • A61K9/513—Organic macromolecular compounds; Dendrimers
    • A61K9/5146—Organic macromolecular compounds; Dendrimers obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polyethylene glycol, polyamines, polyanhydrides
    • A61K9/5153—Polyesters, e.g. poly(lactide-co-glycolide)
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P17/00—Drugs for dermatological disorders
    • A61P17/14—Drugs for dermatological disorders for baldness or alopecia
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
    • A61Q7/00—Preparations for affecting hair growth
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K2800/00—Properties of cosmetic compositions or active ingredients thereof or formulation aids used therein and process related aspects
    • A61K2800/40—Chemical, physico-chemical or functional or structural properties of particular ingredients
    • A61K2800/41—Particular ingredients further characterized by their size
    • A61K2800/412—Microsized, i.e. having sizes between 0.1 and 100 microns
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K2800/00—Properties of cosmetic compositions or active ingredients thereof or formulation aids used therein and process related aspects
    • A61K2800/40—Chemical, physico-chemical or functional or structural properties of particular ingredients
    • A61K2800/59—Mixtures
    • A61K2800/592—Mixtures of compounds complementing their respective functions
    • A61K2800/5922—At least two compounds being classified in the same subclass of A61K8/18
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K2800/00—Properties of cosmetic compositions or active ingredients thereof or formulation aids used therein and process related aspects
    • A61K2800/40—Chemical, physico-chemical or functional or structural properties of particular ingredients
    • A61K2800/60—Particulates further characterized by their structure or composition
    • A61K2800/65—Characterized by the composition of the particulate/core
    • A61K2800/654—The particulate/core comprising macromolecular material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B82—NANOTECHNOLOGY
    • B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
    • B82Y5/00—Nanobiotechnology or nanomedicine, e.g. protein engineering or drug delivery

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Public Health (AREA)
  • General Health & Medical Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Veterinary Medicine (AREA)
  • Epidemiology (AREA)
  • Chemical & Material Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Birds (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Engineering & Computer Science (AREA)
  • Dermatology (AREA)
  • Nanotechnology (AREA)
  • Physics & Mathematics (AREA)
  • Biomedical Technology (AREA)
  • Optics & Photonics (AREA)
  • Dispersion Chemistry (AREA)
  • Emergency Medicine (AREA)
  • Organic Chemistry (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Medicinal Preparation (AREA)
  • Cosmetics (AREA)
IN1727DEN2015 2012-08-31 2013-08-30 IN2015DN01727A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
BR102012022034-2A BR102012022034B1 (pt) 2012-08-31 2012-08-31 Nanopartícula polimérica de finasterida, suspensão aquosa contendo a mesma, composição para tratamento de alopecia, processo de preparação de dita composição, e seu uso
PCT/BR2013/000334 WO2014032151A1 (fr) 2012-08-31 2013-08-30 Nanoparticule polymère de finastéride, suspension aqueuse la contenant, composition pour le traitement de l'alopécie, procédé de préparation de ladite composition, et son utilisation

Publications (1)

Publication Number Publication Date
IN2015DN01727A true IN2015DN01727A (fr) 2015-05-29

Family

ID=50182295

Family Applications (1)

Application Number Title Priority Date Filing Date
IN1727DEN2015 IN2015DN01727A (fr) 2012-08-31 2013-08-30

Country Status (21)

Country Link
US (1) US9895302B2 (fr)
EP (1) EP2891487B1 (fr)
JP (1) JP6235018B2 (fr)
KR (1) KR102128478B1 (fr)
CN (1) CN104768539B (fr)
AR (1) AR092402A1 (fr)
AU (1) AU2013308355B2 (fr)
BR (1) BR102012022034B1 (fr)
CA (1) CA2883996C (fr)
CL (1) CL2015000502A1 (fr)
DK (1) DK2891487T3 (fr)
ES (1) ES2702577T3 (fr)
IN (1) IN2015DN01727A (fr)
MX (1) MX357601B (fr)
PE (2) PE20191713A1 (fr)
SA (1) SA515360083B1 (fr)
TR (1) TR201818992T4 (fr)
UA (1) UA116993C2 (fr)
UY (1) UY35003A (fr)
WO (1) WO2014032151A1 (fr)
ZA (1) ZA201501254B (fr)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2596720B1 (es) * 2015-07-10 2018-01-29 Juvilis Cosmetics S.L. Composiciones para uso tópico
KR102429536B1 (ko) * 2015-09-30 2022-08-04 (주)아모레퍼시픽 열안정성 현탁 화장료 조성물
CA3016464A1 (fr) 2016-03-08 2017-09-14 Soo-Young Kang Compositions cosmetiques longue duree
KR102160565B1 (ko) 2016-03-18 2020-09-28 (주)케어젠 피나스테라이드와 펩타이드의 결합체
CN110325272A (zh) * 2017-03-28 2019-10-11 富士胶片株式会社 微胶囊及其制造方法
WO2018206077A1 (fr) * 2017-05-08 2018-11-15 Merz Pharma Gmbh & Co. Kgaa Émulsion comprenant du finastéride
AU2018333932B2 (en) 2017-09-13 2024-05-02 Living Proof, Inc. Long lasting cosmetic compositions
CA3074845A1 (fr) 2017-09-13 2019-03-21 Living Proof, Inc. Compositions de protection de couleur
WO2019099966A1 (fr) 2017-11-20 2019-05-23 Living Proof, Inc. Propriétés permettant d'obtenir des performances cosmétiques de longue durée
CN112041365A (zh) 2018-04-27 2020-12-04 生活实验公司 持久性化妆品组合物
CN110448525A (zh) * 2018-05-08 2019-11-15 无锡派列博生物医药科技有限公司 一种预防脱发和促生发的外用非那雄胺脂质纳米制剂及其制备方法
KR102644611B1 (ko) 2018-11-29 2024-03-07 (주)아모레퍼시픽 탈모 또는 피부 염증 억제용 조성물
KR20200099901A (ko) * 2019-02-15 2020-08-25 (주)인벤티지랩 피나스테라이드를 포함하는 마이크로 입자를 함유한 피하 주사용 조성물
KR102157124B1 (ko) * 2019-12-23 2020-09-18 (주)인벤티지랩 피나스테라이드를 포함하는 서방성 주사용 조성물
EP4142690A1 (fr) * 2020-05-13 2023-03-08 Follicle Pharma Ltd Compositions pour l'administration d'agents bioactifs dans des follicules pileux
EP4216938A1 (fr) * 2020-09-24 2023-08-02 Pro Transit Nanotherapy LLC Compositions et méthodes de traitement de la chute de cheveux et autres états
GB2624638A (en) * 2022-11-22 2024-05-29 Landa Labs 2012 Ltd Nano-Carriers for Drug Delivery and Methods of Preparing the Same
CN115400085A (zh) * 2022-09-02 2022-11-29 南昌大学 一种非那雄胺类脂囊泡及其制备方法和应用

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4900984B2 (ja) * 1997-07-15 2012-03-21 武田薬品工業株式会社 徐放性製剤の製造法
WO2005000258A1 (fr) * 2003-06-27 2005-01-06 Amorepacific Corporation Nanoparticules polymeres auto-assemblees contenant des ingredients physiologiquement actifs et application externe contenant les nanoparticules
JP4939936B2 (ja) * 2003-06-27 2012-05-30 株式會社アモーレパシフィック 生理活性成分を含有する自己集合性高分子ナノ粒子の製造方法、及び得られた自己集合性高分子ナノ粒子を含有する外用剤組成物
US20060204588A1 (en) 2005-03-10 2006-09-14 Elan Pharma International Limited Formulations of a nanoparticulate finasteride, dutasteride or tamsulosin hydrochloride, and mixtures thereof
US20080175807A1 (en) 2007-01-24 2008-07-24 Fujifilm Corporation Composition for hair
JP2009096787A (ja) 2007-10-19 2009-05-07 Fujifilm Corp 血行促進剤を内包した水分散可能なナノ粒子
FR2930176B1 (fr) 2008-04-18 2011-03-18 Univ Claude Bernard Lyon Nouveau procede de fabrication de nanocapsules, en l'absence de solvant organique, et nanocapsules ainsi obtenues
US9750812B2 (en) * 2008-09-27 2017-09-05 Jina Pharmaceuticals, Inc. Lipid based pharmaceutical preparations for oral and topical application; their compositions, methods, and uses thereof
WO2010045292A2 (fr) 2008-10-15 2010-04-22 The University Of North Carolina At Chapel Hill Compositions de nanoparticules comportant des noyaux d'huiles liquides
CN102423297B (zh) * 2011-12-23 2013-11-20 厦门金达威集团股份有限公司 一种自微乳液及其制备方法

Also Published As

Publication number Publication date
PE20150731A1 (es) 2015-05-17
CN104768539B (zh) 2019-03-05
TR201818992T4 (tr) 2019-01-21
CL2015000502A1 (es) 2015-10-16
EP2891487B1 (fr) 2018-11-28
KR102128478B1 (ko) 2020-07-01
UY35003A (es) 2014-03-31
SA515360083B1 (ar) 2017-03-01
AU2013308355A1 (en) 2015-04-16
EP2891487A4 (fr) 2016-04-20
JP6235018B2 (ja) 2017-11-22
AU2013308355B2 (en) 2017-08-31
WO2014032151A1 (fr) 2014-03-06
CN104768539A (zh) 2015-07-08
ZA201501254B (en) 2016-05-25
KR20150046332A (ko) 2015-04-29
CA2883996C (fr) 2020-10-27
BR102012022034A2 (pt) 2014-08-19
MX2015002299A (es) 2016-02-10
MX357601B (es) 2018-07-16
JP2015526483A (ja) 2015-09-10
ES2702577T3 (es) 2019-03-04
DK2891487T3 (en) 2019-01-14
AR092402A1 (es) 2015-04-22
CA2883996A1 (fr) 2014-03-06
UA116993C2 (uk) 2018-06-11
BR102012022034B1 (pt) 2020-02-18
EP2891487A1 (fr) 2015-07-08
PE20191713A1 (es) 2019-12-05
US9895302B2 (en) 2018-02-20
US20150238406A1 (en) 2015-08-27

Similar Documents

Publication Publication Date Title
IN2015DN01727A (fr)
IN2015DN01728A (fr)
PH12016500953A1 (en) Tricyclic compounds as anticancer agents
MX2015010312A (es) Metodos para tratamiento del melanoma.
LT2807159T (lt) Nauji indolizino junginiai, jų gamybos būdai ir juos turinčios farmacinės kompozicijos, skirtos vėžio gydymui
SG10201804817TA (en) Delayed release compositions of linaclotide
NZ702663A (en) Nuclear transport modulators and uses thereof
MX2014015004A (es) Inhibidores de bromodominio de benzo [c] isoxazoloazepina y sus usos.
EP2897689A4 (fr) Systèmes, compositions et procédés pour le traitement de l'alopécie
MX2016006604A (es) Derivados de piperidina con actividad multimodal contra el dolor.
EA032271B9 (ru) Вещества, фармацевтическая композиция и методы применения при лечении воспалительных заболеваний
EP2889287A4 (fr) Dérivé de dolastatine-10, procédé pour le produire et composition de médicament anticancéreux le contenant
MX366829B (es) Composiciones y formas de dosificacion de itraconazol y metodos de uso de las mismas.
WO2015001163A3 (fr) Nanoparticules lipidiques pour la cicatrisation de plaies
BR112015027436A2 (en) Topical composition and carrier for administration of pharmaceutically or cosmetically active ingredients
MX355719B (es) Composicion farmaceutica en forma de una suspension oral que comprende una fraccion flavonoica y goma de xantano.
MX366309B (es) Composicion farmaceutica para el tratamiento de inflamacion y dolor.
MX2014014816A (es) Composicion farmaceutica para tratar inflamacion y dolor.
IL229925A0 (en) A preparation for the treatment of baldness and a method for its production
IN2013CH03945A (fr)
CA2864049A1 (fr) Utilisation du facteur de croissance du nerf beta afin d'induire une ovulation chez des mammiferes