Results 51 to 60 of about 67,062 (245)

Conscientious objection – does it also apply to nursing students? [PDF]

open access: yes, 2013
The conscientious clause in nursing can be defined as a kind of special ethical and legal regulation which gives nurses right to object to actively perform certain medical procedures which are against their personal system of values. Usually these values
Dobrowolska, Beata   +3 more
core  

A Versatile Engineering Platform for the Fabrication of Prosthetic Venous Valves Using Electrospinning

open access: yesAdvanced Healthcare Materials, EarlyView.
Percutaneous prosthetic venous valves are fabricated by embedding stents in an electrospun matrix that extends luminally to form leaflets. The design shields leaflets from hyperplastic cells, isolates struts from blood contact, and avoids discrete anchoring points.
Dario Arcuti   +6 more
wiley   +1 more source

Espècie nova del gènere Moitessieria (Gastropoda: Moitessieriidae) per a Catalunya, Espanya [PDF]

open access: yes, 2019
A new species of the genus Moitessieria Bourguignat, 1863 from Catalonia (Spain) is described, found in sediments from a spring in Sant Joan les Fonts (Girona).
Quiñonero Salgado, Sergio   +1 more
core  

A Synovium‐on‐Chip Platform to Study Multicellular Interactions in Arthritis

open access: yesAdvanced Healthcare Materials, EarlyView.
The Synovium‐on‐Chip comprises a thin microporous PDMS membrane to support co‐culture of fibroblast‐like synoviocytes (FLS), THP‐1‐derived macrophages, and endothelial cells, enabling real‐time analysis of synovial‐vascular interactions. FLS migration through the pores drives endothelial remodeling, while TNF‐α stimulation induces robust inflammatory ...
Laurens R. Spoelstra   +8 more
wiley   +1 more source

Histogram Monte Carlo study of multicritical behavior in the hexagonal easy-axis Heisenberg antiferromagnet

open access: yes, 1993
The results of a detailed histogram Monte-Carlo study of critical-fluctuation effects on the magnetic-field temperature phase diagram associated with the hexagonal Heisenberg antiferromagnet with weak axial anisotropy are reported.
A. Caillé   +31 more
core   +2 more sources

Lumbar puncture for the generalist [PDF]

open access: yes, 2004
The safe and successful performance of a lumbar puncture demands a working and yet specific knowledge as well as competency in performance. This review aims to aid understanding of the knowledge framework, the pitfalls and complications of lumbar ...
Abrahams, Peter H.   +3 more
core   +2 more sources

Biofabrication of Endothelialized, Intrinsically Vascularized 3D‐Printed Recombinant Spider Silk Scaffolds

open access: yesAdvanced Healthcare Materials, EarlyView.
This study evaluates 3D‐printed recombinant spider silk hydrogel eADF4(C16)‐RGD in a rat AV loop model for tissue engineering. Constructs with T17b endothelial progenitor cells showed enhanced vascularization and biodegradation. Results highlight the importance of scaffold design and cellular integration in improving vascular density and overall ...
Claire M. Weinhold   +9 more
wiley   +1 more source

Ferritin‐Doped Nanoparticles Triggered Tumor‐Specific Darkening for Enhanced Photothermal Tumor Ablation and Immune Activation

open access: yesAdvanced Healthcare Materials, EarlyView.
Ferritin‐doped hybrid nanoparticles triggered accurate tumor‐specific hemorrhage for enhanced in situ photothermal therapy and evoked anti‐tumor immunity. Notably, HFn/GA‐Fe specifically induced tumor hemorrhage 12 h after intravenous injection, resulting in visible color darkening. Through photoacoustic imaging, tumor vessels could be clearly observed
Haidong Zha   +7 more
wiley   +1 more source

Tunable Bioresorbable Scaffolds With Marine Sulfated Polysaccharides for Small‐Caliber Vascular Grafts: A Multi‐Layered Strategy Combining Electrospinning and 4‐Axis Printing

open access: yesAdvanced Healthcare Materials, EarlyView.
A multilayered small‐caliber vascular scaffold combining electrospinning and 4‐axis printing is developed and biofunctionalized with marine sulfated polysaccharides from Holothuria tubulosa. The resulting construct exhibits enhanced hemocompatibility, tunable mechanical properties, and supports endothelial and smooth muscle cell adhesion and ...
Gabriele Obino   +9 more
wiley   +1 more source

The Umbilicus Free Flap

open access: yesPlastic and Reconstructive Surgery - Global Open, 2020
Summary: The morbidly obese patient has few reliable options if a single free flap is required for large surface area coverage. Usually, a latissimus dorsi muscle would be the primary option. If unavailable, a transverse-oriented abdominal flap based on deep inferior epigastric perforators as either a perforator flap or a muscle sparing type 2 ...
openaire   +3 more sources

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