Results 191 to 200 of about 29,208 (270)

An Open‐Source Pipeline for Calcium Imaging and All‐Optical Physiology in Human Stem Cell‐Derived Neurons

open access: yesAdvanced Science, Volume 13, Issue 26, 8 May 2026.
This work introduces an open‐source all‐optical platform for functional phenotyping of human stem cell‐derived neurons. The system integrates optogenetics, calcium imaging, automated acquisition, and analysis to resolve single‐cell and network activity, enabling longitudinal measurements, disease modeling, and pharmacological screening in preclinical ...
Wardiya Afshar‐Saber   +12 more
wiley   +1 more source

Deep Volumetric Super‐Resolution Imaging in Thick Biological Specimens With Sparse Scanning SIM

open access: yesAdvanced Science, Volume 13, Issue 25, 4 May 2026.
Sparse scanning structured illumination microscopy (SS‐SIM) extends the axial depth in super‐resolution fluorescence imaging by combining rapid laser scanning, pixel‐addressed intensity modulation, and sCMOS camera detection. SS‐SIM yields 1.6× lateral and 1.7× axial resolution gains over wide‐field microscopy and enables imaging through 300–600 µm ...
Sha An   +8 more
wiley   +1 more source

Tuberculous Endophthalmitis With Phthisis Bulbi: A Diagnostic Delay Case Report

open access: yesClinical Case Reports, Volume 14, Issue 5, May 2026.
ABSTRACT Tuberculous endophthalmitis should be prioritized in differential diagnosis for unexplained endophthalmitis in TB‐endemic regions; early systemic evaluation, timely pars plana vitrectomy, and adjunctive corticosteroids are crucial to prevent phthisis bulbi, though evidence for some interventions remains limited.
Yanchen Chen   +4 more
wiley   +1 more source

Intelligent screening of narrow anterior chamber angle based on portable slit lamp. [PDF]

open access: yesNPJ Digit Med
He X   +6 more
europepmc   +1 more source

Severe Multisystem Thrombotic Phenotype Associated With Protein C Deficiency in A Young Woman: A Case Report

open access: yesClinical Case Reports, Volume 14, Issue 5, May 2026.
ABSTRACT Severe protein C deficiency may present with recurrent multisystem thrombosis, including catastrophic mesenteric venous thrombosis in young adults. Early clinical suspicion, prompt imaging, and thrombophilia screening are essential for timely diagnosis and life‐saving intervention.
Akash Ahmed Alif   +5 more
wiley   +1 more source

Domain-agnostic weakly supervised surgical instrument segmentation. [PDF]

open access: yesSci Rep
Peter R   +8 more
europepmc   +1 more source

Enhancing Cloud‐Based Healthcare Security With Quantum‐Secure HealthChain: A Quantum Computing and Blockchain Integrated Framework

open access: yesHealth Science Reports, Volume 9, Issue 5, May 2026.
ABSTRACT Background and Aims Rising quantum hazards and flaws in conventional encryption make cloud‐based healthcare data security harder. Quantum‐Secure HealthChain, a new architecture using blockchain and quantum computing, improves medical data security, patient privacy, and data fidelity. Methods To prevent quantum attacks, the proposed system uses
Rajesh Bose   +6 more
wiley   +1 more source

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