Results 91 to 100 of about 533,596 (298)

Light Activated Induction of Cuproptosis in Resistant Cancer Cells Using Polymeric BODIPY Nanoparticles for Photoactivated Chemotherapy

open access: yesAdvanced Functional Materials, EarlyView.
This article presents a photo‐responsive nanoparticle platform that precisely triggers copper‐dependent cuproptotic cell death in (drug‐resistant) cancer cells. The system remains stable and inactive in the dark but releases cytotoxic species upon red‐light irradiation, achieving potent activity in drug‐resistant breast cancer cells.
Ricarda Zimmermann   +2 more
wiley   +1 more source

Ultrasmall Platinum Nanoparticles for Radiation‐Enhanced Cancer Therapy

open access: yesAdvanced Functional Materials, EarlyView.
This work proposes a nanomedicine‐based strategy to enhance X‐ray radiotherapy for cancer treatment. Ultrasmall Pt‐NPs exhibit catalase‐like activity that may contribute to modulation of the tumor microenvironment and amplify interactions between radiation and biological matter, leading to increased DNA damage.
Miguel Encinas‐Gimenez   +8 more
wiley   +1 more source

Productivity, Quality, and Export Intensities [PDF]

open access: yes
We study how firm and foreign market characteristics affect the geographic distribution of exporter' sales. To this purpose, we use export intensities (the ratio of exports to sales) across destinations as our key measures of firms'relative involvement ...
Paolo Epifani, Rosario Crinò
core  

Efficiency losses in milk marketing boards : the importance of exports [PDF]

open access: yesNordic Journal of Political Economy, 2004
A milk marketing board (MMB) is a legislatively specified compulsory marketing institution, and a common way to regulate markets for dairy products. MMBs are based on price discrimination. As price discrimination leads to unequal profitability between products, receipts from sales are pooled and farmers receive a single price adjusted for composition ...
Rolf Jens Brunstad   +2 more
openaire   +2 more sources

Assembly of Cell‐Seeded 3D Printed Hydrogel Modules with Perfusable Channel Networks

open access: yesAdvanced Functional Materials, EarlyView.
Macroscale assembly was utilized to prepare perfusable tissue constructs from individually 3D printed hydrogel modules with embedded branched channel networks and port arrays for cell seeding. Novel multi‐material bioreactors were fabricated to facilitate the gluing of individual modules and the perfusion culture of assembled modular constructs seeded ...
Zachary J. Geffert   +10 more
wiley   +1 more source

Export performance and determinants of dairy product trade in Iran: evidence from a Stochastic Frontier Gravity Model

open access: yesAgricultural and Food Economics
International trade is a fundamental driver of economic growth and a key source of foreign exchange diversification in modern economies. Within this context, the export of dairy products offers substantial potential for Iran’s economy to leverage ...
Afshin Miranzadeh Mahabadi   +3 more
doaj   +1 more source

Financial Market Development and Export Earnings in Nigeria

open access: yesCopernican Journal of Finance & Accounting
This study aims to evaluate the impact of financial market development on earnings from exports in Nigeria. Expo facto research design was used in this study and time series data were obtained from the Central Bank of Nigeria, International Monetary Fund,
Ahmed Alhaji Aliyu   +1 more
doaj   +1 more source

The role of officially supported export credits in sub-Saharan Africa's external financing [PDF]

open access: yes
This paper addresses the question of how important officially supported export credits (OSECs) were, both in quantity and quality, in Sub-Saharan Africa's (SSA) external financing during the last two decades, and examines the prospects for the 1990s. The
Demirguc-Kunt, Asli, Erzan, Refik
core  

MXene/PEDOT Functional Coatings on Flexible Microelectrode Arrays for Multianalyte In Vivo Neurochemical Sensing and Electrophysiology

open access: yesAdvanced Functional Materials, EarlyView.
A MXene/PEDOT coating enables multimodal functionality and dual‐analyte detection of dopamine and serotonin in flexible microelectrode arrays while enhancing electrophysiological recording quality. The anti‐fouling, low‐impedance interface overcomes key limitations of conventional coatings, providing a robust and versatile platform to investigate the ...
Ilaria Gatti   +8 more
wiley   +1 more source

Do African manufacturing firms learn from exporting? [PDF]

open access: yes
In this paper, we use firm-level panel data for the manufacturing sector in four African countries to estimate the effect of exporting on efficiency. Estimating simultaneously a production function and an export regression that control for unobserved ...
Abena Oduro   +11 more
core   +3 more sources

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