Results 141 to 150 of about 526,002 (249)

Understanding and Overcoming Antibody‐Drug Conjugate Resistance: Biological Mechanisms and Emerging Analytical Frameworks in Breast Cancer

open access: yesAdvanced Science, EarlyView.
Antibody–drug conjugates (ADCs) transform breast cancer therapy, yet resistance limits their durability. Emerging evidence reveals that ADC failure is not solely tumor‐intrinsic but shaped by dynamic tumor–microenvironment interactions that alter drug delivery, processing, and response.
Minji Seo, Jangsoon Lee, Naoto T. Ueno
wiley   +1 more source

Nas ondas do rádio

open access: yesComunicação & Educação, 1996
A radialista Cristina Braga fala da sua experiência na Rádio Gazeta de São Paulo e mostra a dinâmica e contemporaneidade desse que, entre os modernos meios de comunicação, é um dos mais antigos: o rádio
Cristina Braga
doaj  

A informação científica no Programa de rádio Prosa Rural. [PDF]

open access: yes, 2014
Este trabalho apresenta a criação e o processo de produção do programa Prosa Rural, da Embrapa, que se destaca como experiência de divulgação científica no meio radiofônico de informações técnico-científicas para o Semi-Árido nordestino e Vale do ...
ARAUJO, M. F. L. de, MIURA, J.
core  

Spatial‐Wavelength Multiplexing Error‐Controlled Photonic Analog Computing System

open access: yesAdvanced Science, EarlyView.
A novel photonic integrated circuit prototype implementing the concept of general‐purpose analog computing and demonstrate its capability in radio frequency applications. The chip features a multichannel architecture and performs fully optical analog computation with frequency‐domain parallel processing. An FPGA‐based error‐correction algorithm aims to
Tao Zhu   +15 more
wiley   +1 more source

Atividades com Comunicação & Educação – Ano XVI – n. 2

open access: yesComunicação & Educação, 2012
Ruth Ribas Itacarambi propõe projetos pedagógicos a serem desenvolvidos em sala de aula com alunos do ensino fundamental e médio, e também de nível superior, utilizando artigo publicado neste número.
Ruth Ribas Itacarambi
doaj  

PET Imaging of Cardiac Inflammation in Viral Myocarditis Using a DPP4‐Targeted Probe

open access: yesAdvanced Science, EarlyView.
This study describes a DPP4‐targeted PET probe for imaging myocardial inflammation by selectively targeting activated immune cells. Derived from the clinically approved small‐molecule inhibitor linagliptin, the probe demonstrates favorable biodistribution with specific cardiac uptake in myocarditis.
Wanhao Gao   +14 more
wiley   +1 more source

Audioaula: o som como suporte pedagógico em sala de aula

open access: yesComunicação & Educação, 2005
Este trabalho mostra a aplicação dos elementos sonoros como ferramentas de apoio na utilização de métodos pedagógicos para a construção do conhecimento junto a educandos do Ensino Fundamental, moradores de regiões com alto índice de violência.
André Barbosa Filho
doaj  

A Radioresistant‐Tumor‐Targeted Nanoparticle for X‐Ray‐Controlled Nitric Oxide Release to Potentiate Radiotherapy

open access: yesAdvanced Science, EarlyView.
The PBTN targets GRP78 and, upon X‐ray irradiation, generates ONOO− to induce immunogenic cell death, thereby activating CD8+ T cells and establishing a systemic antitumor immune response. ABSTRACT Nitric oxide (NO) treated radioresistant tumors by relieving hypoxia and blocking DNA repair, but its nonselective toxicity has precluded therapeutic use ...
Wanze Zhang   +10 more
wiley   +1 more source

Proton FLASH Exposure Preserves Gut Commensal Microbiomes and Spares Intestinal Stem Cells

open access: yesAdvanced Science, EarlyView.
This study highlights the role of Proton FLASH abdominal irradiation in sparing of intestinal stem cells and preservation of key gut microbial population resulting minimization of radiation toxicity in intestinal epithelium in mice. Our findings support the potential of Proton FLASH to improve the therapeutic ratio for abdominal radiation exposure ...
Rishi Man Chugh   +11 more
wiley   +1 more source

Photonic Time Crystals and Time‐Varying Electromagnetic Metamatter: A New Direction for Ultrafast Tunable Photonic and Microwave Materials and Devices

open access: yesAdvanced Science, EarlyView.
Photonic time crystals (PTCs) are systems in which electromagnetic parameters are modulated periodically in time, producing momentum bandgaps via temporal scattering rather than spatial Bragg processes. This review examines the theoretical frameworks, modeling, and computational tools for time‐varying media, and summarizes experimental demonstrations ...
Ranjan Kumar Patel   +3 more
wiley   +1 more source

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