Results 71 to 80 of about 44,404 (215)

A Bio‐Based Chiroptical Overcrowded Alkene From Flavanone: Photoreactivity and Theoretical Investigation

open access: yesChemistry – A European Journal, EarlyView.
A sustainable route to photoresponsive molecular systems is achieved using the bio‐based flavanone (‐)‐isolonchocarpin from Tephrosia vogelii. Through McMurry homocoupling and light‐driven 6‐π‐electrocyclization, an overcrowded alkene and a fluorescent O‐heterocyclic phenanthrene are synthesized.
Deryl H. Limawan   +8 more
wiley   +1 more source

Post‐Modification of Tripyrenylenes to Enantiopure π‐Extended D3‐Symmetric Propellers

open access: yesChemistry – A European Journal, EarlyView.
The post‐modification of tripyrenylenes to π‐extended enantiopure propellers with tris‐phenanthrophenazines is presented and the chiroptical properties as well as the solid‐state packings investigated in comparison to the corresponding racemic mixtures.
Dennis Popp   +8 more
wiley   +1 more source

Nested Institutions and Overlapping Mandates: A Policy Analysis of Mangrove Governance in Ghana, Tanzania Mainland, and Zanzibar

open access: yesEnvironmental Policy and Governance, EarlyView.
ABSTRACT Mangroves are critical resources in sustaining coastal communities by providing essential ecosystem goods and services. Occurring within the interface of land and sea, they serve as critical ecological zones shaped by dynamic interactions between terrestrial and marine systems.
Menelisi Falayi   +11 more
wiley   +1 more source

High incidence of Y‐chromosome mosaicism in male and female individuals with mild malformation of cortical development with oligodendroglial hyperplasia in epilepsy

open access: yesEpilepsia, EarlyView.
Abstract Objective Mild malformation of cortical development with oligodendroglial hyperplasia in epilepsy (MOGHE) is an underrecognized pediatric cortical lesion associated with somatic X‐linked SLC35A2 variants in approximately 50% of individuals. The genetic etiology in individuals without detectable SLC35A2 mutations remains undefined, which limits
Erica Cecchini   +13 more
wiley   +1 more source

Baldomero Sanín Cano in La Nación of Buenos Aires (1909-1957). Newspapers, diplomatics and international political analysis

open access: yesHistoria y Sociedad, 2013
Baldomero Sanín Cano was one of Colombians most prominent thinkers of the twen- tieth century. This essay seeks to outline the critical intellectual profile setting its sight on the newspapers, diplomatics and international politics analysis.
Rafael Rubiano Muñoz
doaj  

How Health Systems ‘Software’ Factors Affect Frontline Health Workers' Humanitarian Response Efforts During Infectious Disease Outbreaks in the Rohingya Refugee Camps, Cox's Bazar, Bangladesh

open access: yesThe International Journal of Health Planning and Management, EarlyView.
ABSTRACT Humanitarian settings face a growing healthcare workforce crisis marked by staff shortages, unsafe working conditions, and limited professional development. Despite being critical intermediaries in outbreak responses, demands on health workers come at a substantial cost to their health and wellbeing.
Georgia Venner   +9 more
wiley   +1 more source

Mental Health Conditions and Incident Cancer: A Prospective Cohort Study of 402,255 UK Biobank Participants

open access: yesInternational Journal of Cancer, EarlyView.
Evidence suggests a potential association between mental health conditions and cancer risk, yet previous studies were limited by small samples and the use of self‐reported measures. Using data from the UK Biobank's large‐scale prospective population cohort over a median follow‐up of 13.4 years, this analysis demonstrates associations between depression,
Mohammed Sherif Amin   +8 more
wiley   +1 more source

Overcrowding in prisons: Health and legal implications

open access: yesTorture
Introduction: Prison overcrowding can be defined in different ways, and no universal definition exists. More than 120 countries report prison occupancy rates above their own capacity.
Eva Nudd   +3 more
doaj   +1 more source

Maternal and neonatal outcomes in Gaza amid armed hostilities in 2025

open access: yesInternational Journal of Gynecology &Obstetrics, EarlyView.
Abstract Objective This study documents facility‐based maternal, obstetric, and neonatal outcomes and associated conflict‐related exposures and living conditions among pregnancy‐related encounters at Al‐Helou Maternity Hospital in Gaza from late April to early September 2025, with a small number of additional encounters recorded at Al‐Shifa Medical ...
Shaymaa Abuhaiba   +16 more
wiley   +1 more source

Perceptions of Emergency Department Crowding in Pennsylvania

open access: yesWestern Journal of Emergency Medicine, 2013
Introduction: The state of emergency department (ED) crowding in Pennsylvania has not previously been reported.Methods: We assessed perceptions of ED crowding by surveying medical directors/chairs from Pennsylvania EDs in the spring of 2008.Results: A ...
Pines, Jesse M   +2 more
doaj  

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