Results 111 to 120 of about 268,124 (290)

Radial, renal and craniofacial anomalies: Baller-Gerold syndrome

open access: yesIndian Journal of Plastic Surgery, 2008
The Baller-Gerold syndrome is a rare syndrome with very few cases published in literature. Craniosynostosis and radial aplasia are striking features, easy to diagnose. However, there are many differential diagnoses.
Jyotsna Murthy   +2 more
doaj   +1 more source

Formation of bridged bicycloalkenes via ring closing metathesis [PDF]

open access: yes, 1998
Ring closing metathesis may be used in the formation of small ring bicycloalkenes from monocyclic diene ...
Grubbs, Robert H., Morehead, Andrew, Jr.
core   +1 more source

Transient Hiatal Separation During Straight Leg Raise Can Predict Reflux Burden in Gastroesophageal Reflux Disease Patients With Ineffective Esophageal Motility

open access: diamond, 2022
Wei‐Yi Lei   +10 more
openalex   +1 more source

Progressive Insights into 3D Bioprinting for Corneal Tissue Restoration

open access: yesAdvanced Healthcare Materials, EarlyView.
This review explores the potential of 3D bioprinting to replicate the complex structure and function of the human cornea. It highlights key advances in bioink development, printing modalities, and in vivo performance, while addressing current challenges and emerging strategies. The review emphasizes bioprinting's promise to overcome donor shortages and
Ilayda Namli   +6 more
wiley   +1 more source

TIPURI ȘI SISTEME DE CLASIFICARE ALE REFLUXULUI VENOS ÎN BOALA VENOASĂ CRONICĂ: SINTEZĂ NARATIVĂ DE LITERATURĂ

open access: yesArta Medica, 2022
Obiective. Boala venoasă cronică, la momentul actual, reprezintă una dintre cele mai frecvente cauze ale spitalizărilor în secțiile de profil chirurgical, datorită incidenței sale înalte și a unui spectru vast de manifestări clinice.
Luminita Vescu, Dumitru Casian
doaj  

Synthesis of cyclopropyl-substituted furans by Brønsted acid promoted cascade reactions [PDF]

open access: yes, 2015
Chloroacetic acid promotes an efficient and diastereoselective intramolecular cascade reaction of electron-deficient ynenones to deliver products featuring a 2,3,5-trisubstituted furan bearing a fused cyclopropyl substituent at the 5-position ...
Achmatowicz   +46 more
core   +2 more sources

Smart Catheters for Diagnosis, Monitoring, and Therapy

open access: yesAdvanced Healthcare Materials, EarlyView.
This study presents a comprehensive review of smart catheters, an emerging class of medical devices that integrate embedded sensors, robotics, and communication systems, offering increased functionality and complexity to enable real‐time health monitoring, diagnostics, and treatment. Abstract This review explores smart catheters as an emerging class of
Azra Yaprak Tarman   +12 more
wiley   +1 more source

Gastroesophageal reflux

open access: yesJornal de Pediatria, 2000
OBJECTIVE: To discuss clinical, diagnostic and therapeutic aspects of gastroesophageal reflux. METHOD: We accomplished a literature review of the last 30 years, by means of Lilacs and Medline databases. RESULTS: The gastroesophageal reflux is one of the most frequent causes of medical appointments with pediatric gastroenterologists.
F J, Penna, R C, Norton
openaire   +2 more sources

Dual‐Functional Polyphosphoesters for Gene Delivery: Synergistic Effects of Guanidinium and Hydrophobic Side Chains in Degradable Polymers

open access: yesAdvanced Healthcare Materials, EarlyView.
This study presents guanidinium‐ and indole‐functionalized polyphosphoesters as degradable, non‐viral gene delivery vectors. Through precise tuning of charge density and hydrophobicity, these polymers form stable polyplexes with low toxicity. Remarkably, minor structural changes yield up to 200‐fold differences in transfection efficiency, highlighting ...
Markus Kötzsche   +8 more
wiley   +1 more source

Postnasal Drip and Nasal Endoscopy: Localization and Association With Clinical Features

open access: yesOTO Open
Objective Postnasal drip (PND) is a common symptom that is difficult to verify with a traditional examination. Nasal endoscopy has the potential to improve the diagnostic process by confirming the presence and location of mucus.
Jenilkumar H. Patel   +5 more
doaj   +1 more source

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