Results 71 to 80 of about 11,436,233 (262)

Laparoendoscopic techniques for occult gastrointestinal bleeding

open access: yes, 2005
Up to 5% of gastrointestinal bleeds occur between the ligament of Treitz and the ileocecal valve. These patients present with occult bleeding and pose diagnostic and therapeutic challenges. Currently, an array of technology exists for diagnostic purposes
Zemon, H.   +3 more
core   +1 more source

Is Occult Obscure Gastrointestinal Bleeding a Definite Indication for Capsule Endoscopy? A Retrospective Analysis of Diagnostic Yield in Patients with Occult versus Overt Bleeding [PDF]

open access: yes, 2013
Background/Aim. Usefulness of capsule endoscopy (CE) for diagnosing small-bowel lesions in patients with obscure gastrointestinal bleeding (OGIB) has been reported.
Shinji Tanaka   +7 more
core   +1 more source

Defect‐Mediated Inelastic Light Scattering by Infrared Phonons in Hexagonal Boron Nitride

open access: yesAdvanced Functional Materials, EarlyView.
Optically active defects in hexagonal boron nitride enable inelastic stimulated light scattering mediated by infrared‐active phonons, relaxing conventional Raman selection rules. Defect engineering enhances the Stokes‐conversion process and activates both TO‐ and LO‐phonon scattering channels.
Prabhdeep Singh   +4 more
wiley   +1 more source

Assessing the safety and adverse effects of paracetamol, ibuprofen, and their combination in paediatric pain and fever management: A prospective observational study

open access: yesJournal of Family Medicine and Primary Care
Purpose: Pain and fever are common paediatric complaints that demand meticulous symptom alleviation to ensure the child’s holistic well-being. Paracetamol, ibuprofen, and their synergistic coadministration occupy a crucial position, rendering the ...
Vivek Charde   +6 more
doaj   +1 more source

The Fourth Way in Finland

open access: yesScripta Instituti Donneriani Aboensis, 2008
This article focuses on the general history of the Fourth Way in Finland. The Fourth Way, or simply ‘the Work’, began as a Greco-Armenian man named Georges Ivanovich Gurdjieff (1866?–1949) gathered groups of pupils in St Petersburg and Moscow in 1912. To
Vesa Iitti
doaj   +1 more source

Clinical relevance of circulating tumour cells in the bone marrow of patients with SCCHN [PDF]

open access: yes, 2004
Background: Clinical outcome of patients with head and neck squamous cell carcinoma (SCCHN) depends on several risk factors like the presence of locoregional lymph node or distant metastases, stage, localisation and histologic differentiation of the ...
Walz, A.   +5 more
core   +1 more source

Microfluidic Nano‐Assembly of Red‐Blood‐Cell (RBC) Lipids and Components for Engineering Extracellular Vesicles

open access: yesAdvanced Healthcare Materials, EarlyView.
Engineered red blood cell‐derived extracellular vesicles (eRBCEVs) are synthesized via controlled microfluidic assembly from native RBC lipids, enabling tunable encapsulation of proteins, nucleic acids, nanoparticles, and viral vectors. The platform demonstrates reproducible nanoscale architecture, preserved membrane composition, and functional cargo ...
Chiranth K. Nagaraj   +23 more
wiley   +1 more source

A Hybrid Bioprinting–Microfabrication Approach to Controllable Multitype Spheroid Arrays for Modeling Tumor Heterogeneity

open access: yesAdvanced Healthcare Materials, EarlyView.
This work introduces a “cancer‐in‐a‐well” technology that recreates tumor heterogeneity in vitro using multitype spheroid arrays. Combining bioprinting/microdispensing with microstructured culture devices, the system improves drug screening and modeling of tumor complexity.
Simone Bonetti   +10 more
wiley   +1 more source

The Occult Imagination in Britain, 1875-1947

open access: yes, 2017
Between 1875 and 1947, a period bookended, respectively, by the founding of the Theosophical Society and the death of notorious occultist celebrity Aleister Crowley, Britain experienced an unparalleled efflorescence of engagement with unusual occult ...

core  

Human iPSC‐Derived Tissue‐Engineered Nigrostriatal Pathway for Chronic Restoration of Dopaminergic Axon Tracts in a Rat Parkinson's Model

open access: yesAdvanced Healthcare Materials, EarlyView.
Inspired by conventional cell therapy and emerging bioengineering approaches, the tissue‐engineered nigrostriatal pathway (TE‐NSP) has an anatomically‐inspired design comprising a population of human dopaminergic neurons with unidirectional, long‐projecting axon tracts.
Wisberty J. Gordián‐Vélez   +8 more
wiley   +1 more source

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