Results 121 to 130 of about 49,276 (355)

Tumor Microenvironment‐responsive Nanocatalyst for Targeted Chemodynamic Cancer Therapy

open access: yesAdvanced Healthcare Materials, EarlyView.
An Tumor microenvironment‐responsive nanocatalyst system composed of PLGA‐encapsulated Ca–Fe peroxide and polyarginine enables sustainable Fenton reaction in tumors. Low levels of H2O2 (50–100 µm) initiate the nanoparticle degradation, while polyarginine‐derived nitric oxide accelerates Fe3+ reduction, leading to self‐amplifying •OH generation for ...
Jun Ma, Jingjing Qiu, Shiren Wang
wiley   +1 more source

Brief Note: Behavioral Responses of Dermestes Vulpinus to Gamma Radiation [PDF]

open access: yes, 1981
Author Institution: Department of Biological Services, Bowling Green State ...
Schurr, Karl
core  

A Targeted Redox‐Active Dual‐Action Pt(IV)‐Mn(II) Prodrug Displays Enhanced In Vivo Anticancer Activity

open access: yesAdvanced Healthcare Materials, EarlyView.
A new oxaliplatin‐based Pt(IV) prodrug bearing a Mn(II) superoxide dismutase mimic is synthesized and studied, in vitro and in vivo, in the context of colorectal cancer. Encapsulation of this prodrug in an easy‐to‐implement PEGylated micelle formulation demonstrated the highest in vivo anticancer activity among all the tested conditions, supporting the
Alvaro Lopez‐Sanchez   +14 more
wiley   +1 more source

The Role of Trace Elements In Rheumatoid Arthritis

open access: yesمجله دانشکده پزشکی اصفهان, 2014
Background: Rheumatoid arthritis (RA) is an autoimmune disease with unknown origin. Several etiologic factors have been attributed to the pathogenesis of RA, which is substantially derived by inflammatory factor.
Sepideh Hejazi   +2 more
doaj  

Portable breathing system [PDF]

open access: yes, 1979
A semiclosed-loop rebreathing system is discussed for use in a hostile environment. A packed bed regenerative heat exchanger providing two distinct temperature humidity zones of breathing gas with one zone providing cool, relatively dry air and the ...
Lovell, J. S.
core   +1 more source

Advanced Nanoparticle Therapeutics for Targeting Neutrophils in Inflammatory Diseases

open access: yesAdvanced Healthcare Materials, EarlyView.
This review highlights recent advances in nanoparticle‐based strategies to modulate neutrophil activity in inflammatory diseases. By targeting inflammatory neutrophils, NET formation, and neutrophil apoptosis or recruitment, these approaches aim to improve therapeutic precision.
Min Ji Byun   +9 more
wiley   +1 more source

Martian Superoxide and Peroxide O2 Release (OR) Assay: A New Technology for Terrestrial and Planetary Applications [PDF]

open access: yes
This study presents an assay for the detection and quantification of soil metal superoxides and peroxides in regolith and soil. The O2 release (OR) assay is based on the enzymatic conversion of the hydrolysis products of metal oxides to O2, and their ...
Georgiou, Christos D.   +7 more
core   +1 more source

Antitumoral Efficacy of AuNRs‐Laden ECFCs In Vitro and In Vivo: Decoding the Heat and Rays Combo Treatment in Breast Cancer and Melanoma Cells

open access: yesAdvanced Healthcare Materials, EarlyView.
Endothelial Colony Forming Cells (ECFCs) acted as cellular cyborgs, stealthily transporting gold nanorods (AuNRs) into tumors to enable targeted near‐infrared (NIR) hyperthermia combined with radiotherapy. This approach triggers ferroptosis in melanoma and inhibits autophagy in breast cancer, revealing a tumor‐specific response to nanomaterial‐assisted
Cecilia Anceschi   +26 more
wiley   +1 more source

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