Ministerio de Industria, Turismo y Comercio LogoMinisterior
 

Nanodrugs

Resultados 197 results.
LastUpdate Updated on 19/06/2025 [06:57:00]
pdfxls
Solicitudes publicadas en los últimos 15 días / Applications published in the last 15 days
Results 1 to 25 of 197 nextPage  

THERAPEUTIC POTENTIAL OF CURCUMIN-CYCLODEXTRIN-CELLULOSE NANOCRYSTALS IN THE TREATMENT OF PERIPHERAL NEUROPATHIES

Publication No.:  EP4570261A2 18/06/2025
Applicant: 
UNIV LIMOGES [FR]
Universit\u00E9 de Limoges
EP_4570261_PA

Absstract of: EP4570261A2

L'invention concerne un complexe comprenant :- des nanocristaux de cellulose ;- au moins une molécule de β-cyclodextrine ;- au moins une molécule de curcumine,pour une utilisation dans le traitement de tout type de neuropathies périphériques. L'invention concerne également une composition pharmaceutique comprenant au moins ledit complexe et au moins un excipient pharmaceutiquement acceptable. L'invention concerne en outre l'utilisation du complexe ou de la composition pharmaceutique, sous la forme notamment d'hydrogel, d'implant sous-cutané, de pompe implantable, de conduit nerveux biofonctionnalisé implanté, pour améliorer l'observance du traitement, permettre une libération prolongée du complexe et obtenir une meilleure pharmacocinétique.

METHODS AND COMPOSITIONS FOR TARGETED DELIVERY BY POLYMERSOMES

Publication No.:  EP4568709A2 18/06/2025
Applicant: 
ROCK BIOMEDICAL INC [TW]
Rock Biomedical Inc
TW_202502301_A

Absstract of: TW202502301A

The present disclosure relates to a copolymer and a polymersome for targeted delivery of biomolecules to a living organism. The exemplary copolymer comprises an initiator block, a propagator block, and a linkage connecting the initiator block and the propagator block. The initiator block comprises a glycan head configured to provide a targeted delivery, and the propagator block comprises a functional moiety configured to provide desired properties for the polymersome.

ORAL FILM WITH MODERATE NICOTINE RELEASE AND PREPARATION METHOD THEREFOR

Publication No.:  EP4570237A1 18/06/2025
Applicant: 
SHENZHEN HUABAO COLLABORATIVE INNOVATION TECH RESEARCH INSTITUTE CO LTD [CN]
Shenzhen Huabao Collaborative Innovation Technology Research Institute Co., Ltd
EP_4570237_PA

Absstract of: EP4570237A1

The present application discloses an oral film with moderate nicotine release and a preparation method thereof. The method includes the following steps: preparing a solution of hydroxypropyl chitosan and a solution of polyanion with a nicotine salt to obtain a mixed solution, adding the mixed solution into the hydroxypropyl chitosan solution to obtain a suspension of nicotine salt nanoparticles, and centrifugally drying to obtain nicotine salt nanoparticles; preparing a film-forming solution, adding the nicotine salt and nicotine salt nanoparticles into the film-forming solution according to a compound ratio, and drying to produce a film, thus obtaining an oral film with moderate nicotine release; and the compound ratio of the nicotine salt and the nicotine salt nanoparticles is 1: (0.5-3). The preparation method of the application is straightforward, and the oral film with moderate nicotine release has good mechanical properties and good sustained release effect

SHRINKING NANOMATERIAL FOR BIOMEDICAL APPLICATIONS

Publication No.:  EP4568708A1 18/06/2025
Applicant: 
UNIV AUBURN [US]
NANOXORT LLC [US]
Auburn University,
Nanoxort, LLC
WO_2024035784_PA

Absstract of: WO2024035784A1

A size-changing nanoparticle construct for biomedical applications, and methods to fabricate and use such nanoparticle constructs.

NOVEL ANTIGENS FOR CANCER AND USES THEREOF

Publication No.:  EP4569118A1 18/06/2025
Applicant: 
UNIV MONTREAL [CA]
Universit\u00E9 de Montr\u00E9al
KR_20250046279_PA

Absstract of: AU2023322307A1

Breast cancer is now the most prevalent cancer worldwide, and despite therapeutical advances in the last decades, metastatic breast cancer remains an incurable disease. Novel tumor-specific antigens (TSAs) and tumor-associated antigens (TAAs) expressed by breast tumor cells are described herein. Synthetic long peptides, nucleic acids, compositions, cells, TCRs, antibodies and vaccines derived from these TSAs and TAAs are described. The use of the TSAs/TAAs, nucleic acids, compositions, antibodies, cells and vaccines for the prevention or treatment of breast cancer, including triple-negative breast cancer (TNBC), is also described.

NOVEL COPOLYMER

Publication No.:  EP4570835A1 18/06/2025
Applicant: 
KOWA CO [JP]
KOWA COMPANY, LTD
EP_4570835_PA

Absstract of: EP4570835A1

To provide a novel copolymer utilizable for drug delivery technology.The present invention relates to a copolymer in which a target-affinity molecule is bonded to a copolymer X having structural units of (A), (B), and (C).R<sup>1</sup>, R<sup>2</sup>, and R<sup>3</sup> are the same or different and represent hydrogen or C<sub>1-3</sub> alkyl; R<sup>4</sup> represents C<sub>1-3</sub> alkyl; R<sup>5</sup> represents hydrogen, C<sub>1-18</sub> alkyl, 3- to 8- membered cycloalkyl optionally having substituent, adamantyl, C<sub>6-18</sub> aryl optionally having substituent, or a 5- to 10- membered heteroaryl optionally having substituent; X<sup>1</sup>, X<sup>2</sup>, and X<sup>3</sup> are the same or different and represent oxygen, sulfur, or N-R<sup>7</sup>; R<sup>6</sup> represents hydrogen, leaving group, or linker; R<sup>7</sup> represents hydrogen or C<sub>1-3</sub> alkyl; m represents 1 to 100; and n represents 0 to 3.

NEW DRUG COMPLEX

Publication No.:  EP4570272A1 18/06/2025
Applicant: 
KOWA CO [JP]
KOWA COMPANY, LTD
EP_4570272_PA

Absstract of: EP4570272A1

A novel copolymer utilizable for drug delivery technology.The present invention relates to a drug complex in which a target recognition molecule is bonded to a copolymer X comprising structural units of (A), (B), and (C) .R<sup>1</sup>, R<sup>2</sup>, and R<sup>3</sup> are the same or different and represent hydrogen or C<sub>1-3</sub> alkyl, R<sup>4</sup> represents C<sub>1-3</sub> alkyl, R<sup>5</sup> represents hydrogen, C<sub>1-18</sub> alkyl, 3- to 8- membered cycloalkyl optionally having substituent, adamantyl, C<sub>6-18</sub> aryl optionally having substituent, or 5- to 10- membered heteroaryl group optionally having substituent, X<sup>1</sup>, X<sup>2</sup>, and X<sup>3</sup> are the same or different and represent oxygen, sulfur, or N-R<sup>7</sup>, R<sup>6</sup> represents hydrogen, leaving group, or linker, R<sup>7</sup> represents hydrogen or C<sub>1-3</sub> alkyl group, m represents 1 to 100, and n represents 0 to 3.

METAL-PHOSPHOLIPID COMPLEX, METAL-PHOSPHOLIPID COMPLEX PARTICLE, DRUG-LIPID PARTICLE, METHOD FOR PREPARING SAME, AND USE THEREOF

Publication No.:  EP4570271A1 18/06/2025
Applicant: 
HUNAN LONSTAR BIOTECH CO LTD [CN]
HUNAN FANAPLOS BIOTECHNOLOGY LLC [CN]
Hunan Lonstar Biotech Co., Ltd,
Hunan Fanaplos Biotechnology LLC
EP_4570271_A1

Absstract of: EP4570271A1

The present disclosure provides a metal-chelated phospholipid complex, a metal-chelated phospholipid complex nanoparticle and a drug-lipid particle, and preparation methods and uses thereof, which relates to the field of biotechnology. The metal-chelated phospholipid complex is formed by reaction of a phospholipid molecular moiety, a linker molecular moiety, and a metal ion moiety. The metal-chelated phospholipid complex nanoparticle comprises a metal-chelated phospholipid complex, a particle aggregation-inhibiting conjugated lipid, and a non-cationic lipid or a non-ionizable lipid. The drug-lipid particle comprises a drug and the metal-chelated phospholipid complex nanoparticle. The metal-chelated phospholipid complex has a function in adsorbing drugs with negative charges and self-assembling with other lipids into metal-chelated phospholipid complex nanoparticles (MPP), so as to avoid the use of cationic lipid or ionizable lipid under the condition of ensuring the effectiveness which is not less than that of LNP, so that the toxicity of the drug-lipid particle is greatly reduced compared with LNP, the biological safety is remarkably improved, and the delivery of drugs with negative charges in organisms is facilitated.

POLYMER CONTRAST AGENT

Publication No.:  EP4570837A1 18/06/2025
Applicant: 
KOWA CO [JP]
KOWA COMPANY, LTD
EP_4570837_PA

Absstract of: EP4570837A1

The present invention relates to a copolymer in which a chelating agent molecule is bonded to a copolymer X comprising structural units of (A), (B), and (C).R<sup>1</sup>, R<sup>2</sup>, and R<sup>3</sup> are the same or different and represent hydrogen or C<sub>1-3</sub> alkyl, R<sup>4</sup> represents C<sub>1-3</sub> alkyl, R<sup>5</sup> represents hydrogen, C<sub>1-18</sub> alkyl, 3- to 8- membered cycloalkyl optionally having substituent, adamantyl, C<sub>6-18</sub> aryl optionally having substituent, or 5- to 10- membered heteroaryl group optionally having substituent, X<sup>1</sup>, X<sup>2</sup>, and X<sup>3</sup> are the same or different and represent oxygen, sulfur, or N-R<sup>7</sup>, R<sup>6</sup> represents hydrogen, leaving group, or linker, R<sup>7</sup> represents hydrogen or C<sub>1-3</sub> alkyl group, m represents 1 to 100, and n represents 0 to 3.

一种用于治疗肝细胞癌的药物及应用

Publication No.:  CN120154636A 17/06/2025
Applicant: 
暨南大学
CN_120154636_PA

Absstract of: CN120154636A

本发明公开了一种用于治疗肝细胞癌的药物及应用。本发明首先构建了硒基纳米颗粒Se/ZIF8,所述硒基纳米颗粒由Se和ZIF8组成。将该硒基纳米颗粒与NK细胞共同处理肝癌细胞,可显著增强NK细胞对肝癌细胞的杀伤活性。同时,将该硒基纳米颗粒与NK细胞共同处理原位肝癌荷瘤小鼠,可显著提升NK细胞的抑瘤效果,起到了协同增效的作用。本发明为治疗肝癌提供了新的免疫药物选择,在肝癌的临床治疗中具有广阔的应用前景。

编码水痘-带状疱疹病毒糖蛋白E的mRNA疫苗

Publication No.:  CN120158462A 17/06/2025
Applicant: 
中生复诺健生物科技(上海)有限公司
CN_120158462_A

Absstract of: CN120158462A

本申请提供了一种编码水痘‑带状疱疹(VZV)糖蛋白E(gE)或其变异体的RNA,所述RNA包含与SEQ ID NO:11‑18中任一项所示的核苷酸序列具有至少80%、至少85%、至少90%、至少95%、至少96%、至少97%、至少98%或至少99%同一性的核苷酸序列。本申请提供的八种mRNA能在细胞内翻译,产生的VZV gE蛋白表达水平高,该mRNA经由脂质体纳米颗粒包封后形成的制剂通过肌肉注射到小鼠体内的方式,可诱导小鼠产生高滴度的gE特异性IgG抗体。

一种双配体修饰的纳米递送系统

Publication No.:  CN120154583A 17/06/2025
Applicant: 
四川大学
CN_120154583_A

Absstract of: CN120154583A

本发明属于生物医药领域,具体涉及一种双配体修饰的纳米递送系统。本发明的主要技术方案是提供了包括包载药物的聚合物纳米粒、包裹于聚合物纳米粒表面的脂质材料,其中,脂质材料加入Aβ11和T80进行修饰。本发明公开的双配体修饰的纳米递送系统,得到的核‑壳纳米粒(Aβ11/T80@CSs‑药物)在粒径、电位、包封率数据方面优异,有利于纳米粒药物的递送;稳定性更佳,更有利于所包载的药物的运输和储藏;具有显著的穿透血脑屏障,具有显著更佳的抗菌效果;在颅内抗感染方面具有非常好的应用前景。

一类BODIPY染料及其在光热领域的应用

Publication No.:  CN120157696A 17/06/2025
Applicant: 
大连理工大学
CN_120157696_PA

Absstract of: CN120157696A

一类BODIPY染料及其在光热领域的应用,其属于功能染料及生物医药的技术领域。在一般氟硼类二吡咯亚甲基染料的基础上修饰以强吸电子基团三氟甲基,经对羟基苯甲醛修饰延长共轭结构后,使其吸收波长发生了显著红移;后单侧羟基与对甲苯磺酰氯反应,得到该BODIPY染料。在经两亲性分子DSPE‑PEG2000包裹后形成纳米颗粒,结合zeta电位为负的特征,该BODIPY染料能够靶向肿瘤细胞溶酶体,然后实现溶酶体逃逸,并最终靶向内质网。这使得该BODIPY染料即使是在较温和的光热条件下进行光热治疗,也能够引起内质网应激,诱导肿瘤细胞发生免疫原性死亡,有效的杀死肿瘤细胞。本发明中BODIPY染料合成方式简单、暗毒性低、细胞杀伤效果好,具有应用于临床治疗的潜力。

一种Aβ11和T80双配体修饰的核-壳纳米粒、制备方法及其用途

Publication No.:  CN120154584A 17/06/2025
Applicant: 
四川大学
CN_120154584_A

Absstract of: CN120154584A

本发明属于生物医药领域,具体涉及一种Aβ11和T80双配体修饰的核‑壳纳米粒、制备方法及其用途。本发明的主要技术方案是提供了包括包载药物的聚合物纳米粒核、包裹于聚合物纳米粒核表面的脂质材料,脂质材料加入Aβ11和T80进行修饰。本发明公开的双配体修饰的核‑壳纳米粒,在粒径、电位、包封率数据方面优异,有利于纳米粒药物的递送;稳定性更佳,更有利于所包载的药物的运输和储藏;具有显著的穿透血脑屏障,具有显著更佳的抗菌效果;药代动力和药效动力以及安全方面效果显著,在颅内抗感染方面具有非常好的应用前景。

靶向细胞核的基因编辑递送载体、纳米颗粒以及制备方法和应用

Publication No.:  CN120131974A 13/06/2025
Applicant: 
厦门大学
CN_120131974_A

Absstract of: CN120131974A

本发明涉及一种基因编辑递送载体、递送系统及其制备方法和应用。该载体为利用苯硼酸对线性聚乙烯亚胺改性制得获得的细胞核靶向高分子载体。利用该载体制备的纳米颗粒和纳米递送系统,无需进行额外的传统核定位序列(NLS)肽修饰,即可具有超高的细胞核靶向能力,能够在活细胞及体内水平进行高效的基因编辑,并在细胞核区域对目的基因进行实时成像,显著提高了活细胞和体内基因编辑的效率和核酸检测的准确性。同时具有易于制备、基因编辑效率高、检测灵敏度高等优点。

一种具有抗菌和成像功能的钛酸钡/铋@聚吡咯纳米材料及其制备方法和应用

Publication No.:  CN120132005A 13/06/2025
Applicant: 
湖北科技学院
CN_120132005_PA

Absstract of: CN120132005A

本发明提供了一种具有抗菌和成像功能的钛酸钡/铋@聚吡咯纳米材料及其制备方法和应用。包括:S1.用水热法制备钛酸钡;S2.在钛酸钡纳米颗粒表面负载铋单质,构建钛酸钡/铋异质结;S3.在冰水浴下,将钛酸钡/铋异质结与预氧化的吡咯单体复合,制成钛酸钡/铋@聚吡咯纳米材料。本发明制备的钛酸钡/铋@聚吡咯纳米材料具有良好的生物相容性,优异的抗菌和成像性能,可用于创面或骨缺损修复等领域,可实现非侵入性、高效性和可控性抗菌,并可用于实时监测。

一种新型纳米颗粒递药系统的制备方法及应用

Publication No.:  CN120131585A 13/06/2025
Applicant: 
海南医科大学第一附属医院
CN_120131585_PA

Absstract of: CN120131585A

本发明涉及医药技术领域,尤其涉及一种新型纳米颗粒递药系统的制备方法及应用;包括以下步骤:A、将活化后的牛血清白蛋白加入到孔板中,再加入2‑吗啉乙磺酸缓冲溶液,在振荡条件下加入异槲皮苷溶液反应,反应后经洗涤得到BSA@ISO;B、将RVG29多肽溶在PBS中,加入步骤A中BSA@ISO溶液,搅拌反应后,经透析、离心得到BSA@ISO‑RVG29;C、向Ti2C中加入1‑(3‑二甲氨基丙基)‑3‑乙基碳二亚胺盐酸盐,接着加入N‑羟基琥珀酰亚胺,反应后加入步骤B中的BSA@ISO‑RVG29反应,反应后经洗涤得到Ti2C‑BSA@ISO‑RVG29。在牛血清白蛋白包裹疏水药物异槲皮苷(ISO),并接枝RVG29靶向肽,之后装载在具有强自由基清除能力的Ti2C纳米酶上,成功制备了用于缺血性卒中治疗的纳米制剂。

一种纳米药物及其制备方法与应用

Publication No.:  CN120131584A 13/06/2025
Applicant: 
广东粤港澳大湾区国家纳米科技创新研究院
CN_120131584_PA

Absstract of: CN120131584A

本发明公开了一种纳米药物及其制备方法与应用,涉及生物医药技术领域。本发明的纳米药物包括纳米颗粒和包裹于纳米颗粒中的活性药物;所述纳米颗粒包括载体和修饰于载体表面的靶向肽;所述活性药物为疏水性BCL‑2蛋白抑制剂;所述载体包括甲氧基聚乙二醇聚乳酸‑羟基乙酸共聚物;所述靶向肽包括cRGD肽。本发明的纳米药物基于活化血小板在肿瘤转移中的重要作用,采用cRGD肽修饰的载体靶向递送ABT‑737,特异性诱导活化血小板的凋亡,降低对静息血小板及正常组织的影响,药物的毒副作用降低,显著抑制黑色素瘤肺转移,增强PD‑1抗体的抗转移疗效;本发明的纳米药物基于血小板在多种肿瘤转移中的支持作用,可进一步拓展至黑色素瘤外的其他癌症类型晚期转移的治疗。

一种光磁可视化生物杂化纳米体系及其制备方法和应用

Publication No.:  CN120131586A 13/06/2025
Applicant: 
中国医学科学院生物医学工程研究所
CN_120131586_PA

Absstract of: CN120131586A

本发明公开了一种光磁可视化生物杂化纳米体系及其制备方法和应用,所述光磁可视化生物杂化纳米体系包括血小板膜以及包裹在所述血小板膜内的负载氯沙坦的单宁酸锰络合物;本发明光磁可视化生物杂化纳米体系能够促进药物和免疫细胞的深层渗透性,并利用血小板膜的生物趋向性实现肿瘤靶向治疗,此外,还能够通过荧光成像和磁成像双重成像模式为精准靶向治疗提供可视化跟踪。

Nanoparticules radioactives de type cœur/enveloppe utiles en radiothérapie ciblée

Publication No.:  FR3156311A1 13/06/2025
Applicant: 
AKEN MEDICAL [FR]
CENTRE NATIONAL DE LA RECHERCHE SCIENT CNRS [FR]
UNIV DE MONTPELLIER [FR]
ECOLE NAT SUPERIEURE DE CHIMIE DE MONTPELLIER [FR]
INSTITUT NATIONAL DE LA SANTE ET DE LA RECH MEDICALE [FR]
INST REGIONAL DU CANCER DE MONTPELLIER [FR]
AKEN MEDICAL,
CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE (CNRS),
UNIVERSITE DE MONTPELLIER,
ECOLE NATIONALE SUPERIEURE DE CHIMIE DE MONTPELLIER,
INSTITUT NATIONAL DE LA SANTE ET DE LA RECHERCHE MEDICALE,
Institut R\u00E9gional du Cancer de Montpellier

Absstract of: FR3156311A1

La présente invention concerne une nanoparticule radioactive de type cœur/enveloppe comprenant : - un cœur à base de silice poreuse comprenant un ou plusieurs radionucléide(s) émetteur(s) α et un ou plusieurs radionucléide(s) émetteur(s) β, et - une enveloppe métallique. La présente invention concerne également l’utilisation de cette nanoparticule radioactive comme médicament, notamment dans la prévention et/ou le traitement du cancer, et/ou comme agent d’imagerie.

DNA Prussian blue nano particles coated with Salmon-derived DNA and use thereof

Publication No.:  KR20250085875A 13/06/2025
Applicant: 
한국세라믹기술원
KR_20250085875_PA

Absstract of: KR20250085875A

본 발명은 연어유래 DNA 코팅 프러시안 블루 나노입자 및 이의 용도에 관한 것이다. 보다 구체적으로, 본 발명은 연어유래 DNA로 코팅된 프러시안 블루 나노입자 및 이의 용도, 예를 들면 항산화제, 항염증제, 약제학적 조성물, 의약외품 조성물, 화장료 조성물 또는 식품 조성물에서의 용도에 관한 것이다.

谷胱甘肽合成抑制剂和葡萄糖摄取抑制剂的组合、纳米颗粒递送系统及其应用

Publication No.:  CN120131653A 13/06/2025
Applicant: 
南通大学附属医院
CN_120131653_PA

Absstract of: CN120131653A

本发明公开了谷胱甘肽合成抑制剂和葡萄糖摄取抑制剂的组合、纳米颗粒递送系统及其应用,属于医药领域。本发明证明SLC7A11在肺腺癌中显著过表达,并与不良临床预后相关;通过实验发现谷胱甘肽合成抑制剂和葡萄糖摄取抑制剂的组合在中高SLC7A11表达细胞中表现出增强肺腺癌治疗效果,同时在低表达细胞中也能达到与SLC7A11过表达条件下葡萄糖剥夺相当的效果。为了优化递送方式并最小化全身毒性,本发明还制备了一种双细胞膜包被双药的纳米颗粒递送系统,该系统表现出增强肿瘤靶向和药物可控释放能力,有效解决了肿瘤中SLC7A11表达差异(异质性)问题,并在临床前模型中展示出显著的抗肿瘤效果,为肺腺癌的治疗提供了一种有前景的治疗方法。

一种多酚包覆的金属氧化物纳米颗粒及其制备方法与应用

Publication No.:  CN120131947A 13/06/2025
Applicant: 
四川大学华西第二医院
CN_120131947_PA

Absstract of: CN120131947A

本发明公开了一种多酚包覆的金属氧化物纳米颗粒及其制备方法与应用,所述的纳米颗粒包括掺杂或不掺杂其他金属的金属氧化物内核和多酚类化合物壳层,本发明所述的材料具有作为多种医学影像造影剂的潜力,同时兼具清除活性氧以减少氧化应激的能力,作为诊疗一体化体系的应用潜力较大,此外,本发明的纳米颗粒的制备方法简单,生产成本低等。

一种硒基抗绝经后骨质疏松药物及其制备方法和应用

Publication No.:  CN120131919A 13/06/2025
Applicant: 
湖北民族大学附属民大医院
CN_120131919_PA

Absstract of: CN120131919A

本发明涉及医用制剂技术领域,具体公开了一种硒基抗绝经后骨质疏松药物及其制备方法和应用,包括:主活性成分,为纳米硒‑植物雌激素复合物,由硒代蛋氨酸与大豆异黄酮通过共价偶联形成,其粒径为50‑200nm,硒元素质量占比为复合物的5%‑30%;辅助活性成分,为胶原肽‑钙螯合物,由海洋胶原肽与柠檬酸钙通过螯合反应制备,钙元素与胶原肽的质量比为1:3‑1:5;靶向递送载体,为叶酸修饰的壳聚糖纳米粒,负载所述主活性成分与辅助活性成分;辅料,包括崩解剂、润滑剂及pH敏感型肠溶包衣材料;本发明通过主活性成分纳米硒‑植物雌激素复合物与辅助活性成分胶原肽‑钙螯合物的协同作用,能够同时促进骨形成与抑制骨吸收,实现了双功能治疗。

地高辛为第五组分的可离子化阿霉素脂质体纳米药物的制备方法及其应用

Nº publicación: CN120131587A 13/06/2025

Applicant:

河北大学

CN_120131587_PA

Absstract of: CN120131587A

本发明涉及阿霉素脂质体纳米药物的制备方法与应用领域,具体涉及一种地高辛为第五组分的可离子化阿霉素脂质体纳米药物的制备方法及其应用,利用可离子化脂质递送载体在肿瘤组织的酸性微环境作用下的质子化作用(具有叔胺结构的哌嗪在酸性条件下质子化形成阳离子),与质子化的DOX发生排斥,实现快速、高效释放DOX,降低DOX@D‑LNP的毒副作用;利用具有心血管保护作用的药物DIG降低DOX介导的心脏毒性;同时利用DIG的抗肿瘤作用,提高DOX@D‑LNP的抗肿瘤效果。

traducir