Results 41 to 50 of about 13,887 (161)

Infant Embryonal CNS Tumors: Molecular Insights and Treatment Considerations for Contemporary Pediatric Neuro‐Oncology

Pediatric Blood &Cancer, EarlyView.
ABSTRACT Background Embryonal tumors comprise the majority of malignant central nervous system (CNS) neoplasms diagnosed in children under 3 years of age. Compared with their counterparts in older children, these tumors exhibit distinct molecular biology and a more aggressive clinical phenotype, while their management is complicated by the heightened ...
Sudarshawn Damodharan, Mariah Wright‐Nadkarni, Mohamed S. Abdelbaki, Girish Dhall   +3 more
wiley   +1 more source

Hyaluronic acid–targeted topotecan liposomes improve therapeutic efficacy against lung cancer in animals

Frontiers in Oncology
Lung cancer, as a serious threat to human health and life, necessitating urgent treatment and intervention. In this study, we prepared hyaluronic acid (HA)-targeted topotecan liposomes for site-specific delivery to tumor cells.
Gangqiang Xue, Lu Tang, Xinyan Pan, Sanni Li, Juan Zhao   +4 more
doaj   +1 more source

Investigation of Topotecan and Folic Acid Effect in Jar Choriocarcinoma Cell Culture

Batı Karadeniz Tıp Dergisi, 2021
Aim: The purpose of this study is to search the effects and treatment efficacies of topotecan and folicacid on the choriocarcinoma cultures generated in JAR cell culture.Material and Methods: Human choriocarcinoma-like JAR cell is augmented in the 10 ...
Rahşan Eyüp Doğan, Aykut Barut, Görker Sel, Müge Harma, Mehmet Harma, İshak Özel Tekin   +5 more
doaj   +1 more source

Organoids in pediatric cancer research

FEBS Letters, EarlyView.
Organoid technology has revolutionized cancer research, yet its application in pediatric oncology remains limited. Recent advances have enabled the development of pediatric tumor organoids, offering new insights into disease biology, treatment response, and interactions with the tumor microenvironment.
Carla Ríos Arceo, Jarno Drost
wiley   +1 more source

Intravitreal topotecan inhibits laser-induced choroidal neovascularization in a rat model

Journal of Ophthalmic & Vision Research, 2015
Purpose: A two-phase preclinical study was designed to determine the safe dose of intravitreal topotecan and its inhibitory effect on experimental choroidal neovascularization (CNV) in a rat model.
Mohammad Ali Gholipour, Mozhgan Rezaei Kanavi, Hamid Ahmadieh, Seyed Javid Aldavood, Ramin Nourinia, Seyed Bagher Hosseini, Narsis Daftarian, Ebrahim Mohammad Nashtaei, Adib Tousi, Sare Safi   +9 more
doaj   +1 more source

EZN-2208 (PEG-SN38) overcomes ABCG2-mediated topotecan resistance in BRCA1-deficient mouse mammary tumors. [PDF]

PLoS ONE, 2012
BRCA1 dysfunction in hereditary breast cancer causes defective homology-directed DNA repair and sensitivity towards DNA damaging agents like the clinically used topoisomerase I inhibitors topotecan and irinotecan.
Serge A L Zander, Wendy Sol, Lee Greenberger, Yixian Zhang, Olaf van Tellingen, Jos Jonkers, Piet Borst, Sven Rottenberg   +7 more
doaj   +1 more source

TME/NIR Dual‐Responsive Zinc‐Based Targeted Nanoagonist for Multimodal Amplification of STING‐Mediated Cancer Immunotherapy

Advanced Science, EarlyView.
A multifunctional nanoagonist (cDZ@IP) enables nano‐metabolite–driven multimodal activation of the STING pathway and enhanced immune recognition, achieving potent antitumor immunity and suppressing tumor growth and metastasis. This strategy highlights the rational design of therapeutic metabolites and establishes a new paradigm bridging nanomedicine ...
Kepeng Hu, Jiawei Wang, Wei Zhang, Zhixuan Wu, Jing Chen, Yujing He, Xiyue Duan, Yaoting He, Xin Xin, Haoyi Xiang, Yijing Wang, Chengwei Wu, Yang Yi, Qing Meng, Yuqian Qiao, Kui Cheng, Xiaojun Long, Zhangfa Song   +17 more
wiley   +1 more source

Multidimensional Engineering Enabling Rate‐Matched C−N Coupling for Efficient Organonitrogen Electrosynthesis

EcoEnergy, EarlyView.
This review introduces rate matching as a unifying design principle for efficient electrochemical C−N coupling and highlights multidimensional engineering of catalysts, interfaces, and reactors to synchronize the generation of carbon‐ and nitrogen‐containing intermediates, balance their surface coverages, maximize C−N bond formation, and enable ...
Kaixing Cai, Chunyang Pu, Jun Yang, Guangqin Li, Jiahui Xian   +4 more
wiley   +1 more source

Bevacizumab‐Associated Eczema Herpeticum in Metastatic Ovarian Carcinoma: A Case Report

JEADV Clinical Practice, EarlyView.
ABSTRACT Eczema herpeticum (EH) is a rare but potentially life‐threatening cutaneous infection caused by herpes simplex virus (HSV), classically associated with atopic dermatitis. Its occurrence in oncology patients receiving anti‐angiogenic targeted therapy and cytotoxic chemotherapy is exceedingly uncommon.
Mandeep Dutta Joshi, Nishant Pandey, Sushan Ghimire, Avilasha Shah, Anurag Tiwari, Salina Subedi, Deepika Neupane   +6 more
wiley   +1 more source

Three different mutations in the DNA topoisomerase 1B in Leishmania infantum contribute to resistance to antitumor drug topotecan

Parasites & Vectors, 2021
Background The evolution of drug resistance is one of the biggest challenges in leishmaniasis and has prompted the need for new antileishmanial drugs.
Chloé Rosa-Teijeiro, Victoria Wagner, Audrey Corbeil, Ilda d’Annessa, Philippe Leprohon, Rubens L. do Monte-Neto, Christopher Fernandez-Prada   +6 more
doaj   +1 more source