DK1547615T3 - Lægemiddel - Google Patents

Lægemiddel Download PDF

Info

Publication number
DK1547615T3
DK1547615T3 DK03791347.2T DK03791347T DK1547615T3 DK 1547615 T3 DK1547615 T3 DK 1547615T3 DK 03791347 T DK03791347 T DK 03791347T DK 1547615 T3 DK1547615 T3 DK 1547615T3
Authority
DK
Denmark
Prior art keywords
macrophages
plga
cells
medicament
macrophage
Prior art date
Application number
DK03791347.2T
Other languages
English (en)
Inventor
Hiroshi Terada
Kimiko Makino
Gen-Ichiro Soma
Original Assignee
Hiroshi Terada
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 Hiroshi Terada filed Critical Hiroshi Terada
Application granted granted Critical
Publication of DK1547615T3 publication Critical patent/DK1547615T3/da

Links

Classifications

    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K45/00Medicinal preparations containing active ingredients not provided for in groups A61K31/00 - A61K41/00
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K9/00Medicinal preparations characterised by special physical form
    • A61K9/14Particulate form, e.g. powders, Processes for size reducing of pure drugs or the resulting products, Pure drug nanoparticles
    • A61K9/16Agglomerates; Granulates; Microbeadlets ; Microspheres; Pellets; Solid products obtained by spray drying, spray freeze drying, spray congealing,(multiple) emulsion solvent evaporation or extraction
    • A61K9/1605Excipients; Inactive ingredients
    • A61K9/1629Organic macromolecular compounds
    • A61K9/1635Organic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polyvinyl pyrrolidone, poly(meth)acrylates
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K31/00Medicinal preparations containing organic active ingredients
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K31/00Medicinal preparations containing organic active ingredients
    • A61K31/33Heterocyclic compounds
    • A61K31/395Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins
    • A61K31/495Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having six-membered rings with two or more nitrogen atoms as the only ring heteroatoms, e.g. piperazine or tetrazines
    • A61K31/496Non-condensed piperazines containing further heterocyclic rings, e.g. rifampin, thiothixene or sparfloxacin
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K31/00Medicinal preparations containing organic active ingredients
    • A61K31/70Carbohydrates; Sugars; Derivatives thereof
    • A61K31/715Polysaccharides, i.e. having more than five saccharide radicals attached to each other by glycosidic linkages; Derivatives thereof, e.g. ethers, esters
    • A61K31/739Lipopolysaccharides
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K35/00Medicinal preparations containing materials or reaction products thereof with undetermined constitution
    • A61K35/66Microorganisms or materials therefrom
    • A61K35/74Bacteria
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K45/00Medicinal preparations containing active ingredients not provided for in groups A61K31/00 - A61K41/00
    • A61K45/06Mixtures of active ingredients without chemical characterisation, e.g. antiphlogistics and cardiaca
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K47/00Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient
    • A61K47/30Macromolecular organic or inorganic compounds, e.g. inorganic polyphosphates
    • A61K47/34Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polyesters, polyamino acids, polysiloxanes, polyphosphazines, copolymers of polyalkylene glycol or poloxamers
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K9/00Medicinal preparations characterised by special physical form
    • A61K9/14Particulate form, e.g. powders, Processes for size reducing of pure drugs or the resulting products, Pure drug nanoparticles
    • A61K9/16Agglomerates; Granulates; Microbeadlets ; Microspheres; Pellets; Solid products obtained by spray drying, spray freeze drying, spray congealing,(multiple) emulsion solvent evaporation or extraction
    • A61K9/1605Excipients; Inactive ingredients
    • A61K9/1629Organic macromolecular compounds
    • A61K9/1641Organic macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polyethylene glycol, poloxamers
    • A61K9/1647Polyesters, e.g. poly(lactide-co-glycolide)
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K9/00Medicinal preparations characterised by special physical form
    • A61K9/48Preparations in capsules, e.g. of gelatin, of chocolate
    • A61K9/50Microcapsules 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
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P1/00Drugs for disorders of the alimentary tract or the digestive system
    • A61P1/04Drugs for disorders of the alimentary tract or the digestive system for ulcers, gastritis or reflux esophagitis, e.g. antacids, inhibitors of acid secretion, mucosal protectants
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P29/00Non-central analgesic, antipyretic or antiinflammatory agents, e.g. antirheumatic agents; Non-steroidal antiinflammatory drugs [NSAID]
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P31/00Antiinfectives, i.e. antibiotics, antiseptics, chemotherapeutics
    • A61P31/04Antibacterial agents
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P31/00Antiinfectives, i.e. antibiotics, antiseptics, chemotherapeutics
    • A61P31/04Antibacterial agents
    • A61P31/06Antibacterial agents for tuberculosis
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P31/00Antiinfectives, i.e. antibiotics, antiseptics, chemotherapeutics
    • A61P31/12Antivirals
    • A61P31/14Antivirals for RNA viruses
    • A61P31/18Antivirals for RNA viruses for HIV
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P33/00Antiparasitic agents
    • A61P33/02Antiprotozoals, e.g. for leishmaniasis, trichomoniasis, toxoplasmosis
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P35/00Antineoplastic agents
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P37/00Drugs for immunological or allergic disorders
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P37/00Drugs for immunological or allergic disorders
    • A61P37/02Immunomodulators
    • A61P37/04Immunostimulants
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P37/00Drugs for immunological or allergic disorders
    • A61P37/02Immunomodulators
    • A61P37/06Immunosuppressants, e.g. drugs for graft rejection
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P43/00Drugs for specific purposes, not provided for in groups A61P1/00-A61P41/00
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
    • Y02A50/30Against vector-borne diseases, e.g. mosquito-borne, fly-borne, tick-borne or waterborne diseases whose impact is exacerbated by climate change

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Veterinary Medicine (AREA)
  • General Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Public Health (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Animal Behavior & Ethology (AREA)
  • Epidemiology (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • General Chemical & Material Sciences (AREA)
  • Immunology (AREA)
  • Molecular Biology (AREA)
  • Communicable Diseases (AREA)
  • Oncology (AREA)
  • Virology (AREA)
  • Tropical Medicine & Parasitology (AREA)
  • Microbiology (AREA)
  • Mycology (AREA)
  • Proteomics, Peptides & Aminoacids (AREA)
  • Rheumatology (AREA)
  • Transplantation (AREA)
  • AIDS & HIV (AREA)
  • Pain & Pain Management (AREA)
  • Pulmonology (AREA)
  • Inorganic Chemistry (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Medicines That Contain Protein Lipid Enzymes And Other Medicines (AREA)
  • Medicines Containing Material From Animals Or Micro-Organisms (AREA)
  • Medicinal Preparation (AREA)
  • Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
  • Medicines Containing Plant Substances (AREA)

Claims (7)

1. Medikament til anvendelse i en fremgangsmåde til behandling af en sygdom grundet en makrofag dysfunktion, hvilken sygdom er valgt fra mycobacteriose, AIDS, chlamydiose, tuberkulose, toxoplasmose, malaria, cancer, Crohn's sygdom og rheumatoid, hvilket medikament omfatter PLGA [poly(mælkesyre/glycolsyre)copolymer] med en molekylvægt på 5000 til 10.000, der forstærker den fagocytiske aktivitet af makrofagerne og tilintetgør alle eller en del af patogenerne til stede i makrofagerne.
2. Medikamentet til anvendelse ifølge krav 1, yderligere omfattende rifampicin.
3. Medikamentet til anvendelse ifølge krav 1 eller 2, yderligere omfattende mindst én af PVA (polyvinylalkohol), PEG (polyethylenglycol), PEO (polyethylenoxid), sukker, protein, peptid, phospholipid eller cholesterol.
4. Medikamentet til anvendelse ifølge krav 1 eller 2, yderligere omfattende mindst én af PVA (polyvinylalkohol), PEG (polyethylenglycol), PEO (polyethylenoxid), sukker, protein, peptid, phospholipid eller cholesterol, og er en fin partikelformulering hvor store partikeldiametre er 1 til 6 pm.
5. Medikamentet til anvendelse ifølge et hvilket som helst af kravene 1 til 4, fremstillet ved membran-emulsifikationsfremgangsmåden.
6. Medikament til behandling af lungecancer, hvilket medikament omfatter lipopolysaccharid af Pantoea agglomerans og har cytotoksisk virkning på lungecancerceller, der forstærker den fagocytiske aktivitet af makrofagerne og virker på makrofagerne i en dysfunktionel tilstand.
7. Medikamentet til anvendelse ifølge krav 6, hvor makrofagerne foreligger i slimhindevæv.
DK03791347.2T 2002-08-27 2003-08-27 Lægemiddel DK1547615T3 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2002247871 2002-08-27
PCT/JP2003/010871 WO2004019982A1 (ja) 2002-08-27 2003-08-27 治療薬

Publications (1)

Publication Number Publication Date
DK1547615T3 true DK1547615T3 (da) 2016-06-06

Family

ID=31972490

Family Applications (1)

Application Number Title Priority Date Filing Date
DK03791347.2T DK1547615T3 (da) 2002-08-27 2003-08-27 Lægemiddel

Country Status (19)

Country Link
US (4) US20060105048A1 (da)
EP (2) EP2343072A1 (da)
JP (1) JP3947999B2 (da)
KR (3) KR20110002877A (da)
CN (4) CN1935156A (da)
AU (1) AU2003261768B2 (da)
BR (1) BR0313881A (da)
CA (2) CA2496902C (da)
DK (1) DK1547615T3 (da)
EA (1) EA008107B1 (da)
ES (1) ES2575534T3 (da)
HK (1) HK1145463A1 (da)
HU (1) HUE030275T2 (da)
MX (1) MXPA05002209A (da)
PL (3) PL397023A1 (da)
SG (1) SG151103A1 (da)
UA (1) UA84276C2 (da)
WO (1) WO2004019982A1 (da)
ZA (1) ZA200502452B (da)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007284362A (ja) * 2006-04-13 2007-11-01 Tokyo Univ Of Science 薬物送達粒子及びその製造方法
EA016540B1 (ru) * 2008-12-30 2012-05-30 Ооо "Научно-Производственный Комплекс "Наносистема" Фармацевтическая композиция для лечения туберкулеза, способ ее получения и способ лечения туберкулеза
EP2489270A4 (en) * 2009-09-28 2013-06-26 Genichiro Soma PLANT BREEDING AGENT, RESISTANCE INDUCTOR FOR PLANT HARVEST AND METHOD OF COMBATING PLANT HAZARD
US8802433B2 (en) 2009-12-03 2014-08-12 Aureo Co., Ltd. Macrophage phagocytosis-activating composition and/or composition promoting cytokine production in macrophages
CN105530953A (zh) * 2013-10-03 2016-04-27 日东电工株式会社 注射疫苗组合物
WO2017097876A1 (en) * 2015-12-08 2017-06-15 INSERM (Institut National de la Santé et de la Recherche Médicale) Methods for expanding a population of alveolar macrophages in a long term culture
EP3660078A4 (en) * 2017-07-27 2021-04-21 Samyang Biopharmaceuticals Corporation METHOD FOR MANUFACTURING BIO-DEGRADABLE POLYMER MICROPARTICLES AND BIO-DEGRADABLE POLYMER MICROPARTICLES SO MANUFACTURED
KR200490892Y1 (ko) 2019-02-26 2020-01-17 주식회사 남현 체압 연동형 의자 등받이 경사 조절기구
KR102210240B1 (ko) 2020-01-15 2021-02-01 주식회사 남현 탄성력 조절이 가능한 의자 등받이 경사 조절기구
JP7521876B1 (ja) 2023-09-13 2024-07-24 源一郎 杣 抗老化用組成物、抗老化用製品、及びその製造方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1739064A (en) * 1922-12-29 1929-12-10 Ind Waste Products Corp Process for the manufacture of a sugar product
EP0472467A3 (en) * 1990-08-20 1993-03-17 Chiba Flour Milling Co. Ltd. Lps-containing analgesics and veterinary analgesics
US5759583A (en) * 1995-08-30 1998-06-02 Syntex (U.S.A.) Inc. Sustained release poly (lactic/glycolic) matrices
US6126919A (en) * 1997-02-07 2000-10-03 3M Innovative Properties Company Biocompatible compounds for pharmaceutical drug delivery systems
KR100367144B1 (ko) * 1997-07-02 2003-01-14 유로-셀티크 소시에떼 아노뉨 관절과 체강(body space)내에서 연장된 마취
JP4204085B2 (ja) * 1997-10-08 2009-01-07 オリジナル・イメージ株式会社 マクロファージ活性化剤
ATE317687T1 (de) * 1998-11-18 2006-03-15 Univ Florida Methode zur herstellung von beschichteten partikeln und diese enthaltende pharmazeutische formulierungen
JP4580479B2 (ja) * 1998-12-21 2010-11-10 株式会社林原生物化学研究所 抗hiv感染症剤
US6406745B1 (en) * 1999-06-07 2002-06-18 Nanosphere, Inc. Methods for coating particles and particles produced thereby
JP2002247871A (ja) 2001-02-15 2002-08-30 Matsushita Electric Ind Co Ltd モータ制御装置及びモータ制御方法

Also Published As

Publication number Publication date
CN101862456B (zh) 2012-11-28
EP1547615A1 (en) 2005-06-29
EA008107B1 (ru) 2007-04-27
KR20050057064A (ko) 2005-06-16
CN1678350A (zh) 2005-10-05
AU2003261768B2 (en) 2009-01-15
KR20110002877A (ko) 2011-01-10
UA84276C2 (uk) 2008-10-10
ZA200502452B (en) 2006-08-30
JP3947999B2 (ja) 2007-07-25
ES2575534T3 (es) 2016-06-29
US20060105048A1 (en) 2006-05-18
CA2496902C (en) 2012-01-03
US20100178354A1 (en) 2010-07-15
CA2706622A1 (en) 2004-03-11
WO2004019982A1 (ja) 2004-03-11
US20130202663A1 (en) 2013-08-08
CA2496902A1 (en) 2004-03-11
CA2706622C (en) 2015-11-03
EA200500418A1 (ru) 2005-10-27
HK1145463A1 (en) 2011-04-21
BR0313881A (pt) 2005-08-30
CN101862456A (zh) 2010-10-20
KR20110002876A (ko) 2011-01-10
EP1547615A4 (en) 2007-05-02
PL397022A1 (pl) 2012-03-26
MXPA05002209A (es) 2005-09-12
US8425939B2 (en) 2013-04-23
CN1935155A (zh) 2007-03-28
US20140206641A1 (en) 2014-07-24
PL375585A1 (en) 2005-11-28
EP2343072A1 (en) 2011-07-13
CN1935156A (zh) 2007-03-28
KR101067971B1 (ko) 2011-09-26
PL397023A1 (pl) 2012-03-26
SG151103A1 (en) 2009-04-30
HUE030275T2 (en) 2017-05-29
EP1547615B1 (en) 2016-04-13
AU2003261768A1 (en) 2004-03-19
JPWO2004019982A1 (ja) 2005-12-15

Similar Documents

Publication Publication Date Title
US8425939B2 (en) Remedy
Malachowski et al. Engineering nanoparticles to overcome immunological barriers for enhanced drug delivery
US10314854B2 (en) Methods for treating tumors in situ including intratumor injection of cytotoxic particles and immune checkpoint blockade therapy
Horvati et al. Nanoparticle encapsulated lipopeptide conjugate of antitubercular drug isoniazid: in vitro intracellular activity and in vivo efficacy in a Guinea pig model of tuberculosis
JP2012504150A (ja) 生体活性材料をカプセル化したナノスフェアおよびナノスフェアの製剤化のための方法
JP2019504832A (ja) 免疫寛容応答を生成する組成物及び方法
Brannon et al. Polysalicylic acid polymer microparticle decoys therapeutically treat acute respiratory distress syndrome
Sharma et al. The consequences of particle uptake on immune cells
KR20110119677A (ko) 염증성장질환 및 1형 당뇨병치료를 위한 apl 펩티드의 사용
CN103154012B (zh) 聚丙基醚亚胺的糖树状聚体
Acharya et al. In silico identification and synthesis of a multi-drug loaded MOF for treating tuberculosis
JP3935497B2 (ja) 治療薬
CZ295765B6 (cs) Léčebný přípravek s virucidním účinkem
JPH08109142A (ja) 血小板薬物送達システム
WO2020038298A1 (zh) 一种基于微囊的疫苗
US20240082294A1 (en) Cancer treatment regimen using anti-parasitic compounds and gut microbiome modulating agents
AZLYNA et al. ACTIVATION OF HUMAN DENDRITIC CELLS BY LIPOSOMES DERIVED FROM TOTAL LIPID OF Mycobacterium smegmatis
Look Nanoparticulate Approaches for Treatment of Systemic Lupus Erythematosus
CZ8277U1 (cs) Léčebný přípravek s virucidním účinkem