Results 41 to 50 of about 10,333 (177)

Visibility and Intersection Density for Boolean Models in Hyperbolic Space

open access: yesMathematische Nachrichten, EarlyView.
ABSTRACT For Poisson particle processes in hyperbolic space we introduce and study concepts analogous to the intersection density and the mean visible volume, which were originally considered in the analysis of Boolean models in Euclidean space. In particular, we determine a necessary and sufficient condition for the finiteness of the mean visible ...
Tillmann Bühler   +2 more
wiley   +1 more source

Diagnostic Value of Glycocalyx Shedding in Blood for Differentiating between Parkinson's Disease and Multiple System Atrophy

open access: yesMovement Disorders, EarlyView.
Abstract Background Blood–brain barrier disruption is increasingly recognized in synucleinopathies, but the role of the endothelial glycocalyx (GLX) in Parkinson's disease (PD) and multiple system atrophy (MSA) remains unclear. Objectives The aim was to determine whether plasma GLX markers differ between PD, MSA, and healthy controls (HC), relate to ...
Jonas Folke   +15 more
wiley   +1 more source

Diabetes‐Induced Testicular Injury: Potential Protective Roles of Curcumin, Garcinia kola, and Momordica charantia in Rats

open access: yesAndrology, EarlyView.
ABSTRACT Background Diabetes mellitus (DM) induces multifaceted cellular and structural alterations in the male reproductive system, thereby predisposing to infertility. Objectives This study aimed to evaluate the morphological, stereological, biochemical, histopathological, and ultrastructural changes induced by DM in testicular tissue, and to ...
Ayşenur Kaya Mutlu, Süleyman Kaplan
wiley   +1 more source

High‐elevation adaptation and gestational hypoxia jointly shape vascular development in a rodent placenta

open access: yesThe Journal of Physiology, EarlyView.
Abstract figure legend We investigated how environmental hypoxia and genetic adaptation to high altitudes jointly impact the development of the placental exchange surface in ways that might protect fetal growth potential. We used wild‐derived, lab‐born North American deer mice (Peromyscus maniculatus) from low‐elevation and high‐elevation environments (
Kathryn Wilsterman   +6 more
wiley   +1 more source

Brain Volume Estimation Enhancement by Morphological Image Processing Tools

open access: yesJournal of Biomedical Physics and Engineering, 2017
Background: Volume estimation of brain is important for many neurological applications. It is necessary in measuring brain growth and changes in brain in normal/ abnormal patients. Thus, accurate brain volume measurement is very important.
Zeinali R.   +3 more
doaj  

Comparison of methods for quantifying primordial follicles in the mouse ovary

open access: yesJournal of Ovarian Research, 2020
Background Accurate evaluation of primordial follicle numbers in mouse ovaries is an essential endpoint for studies investigating how endogenous and exogenous insults, such as maternal aging and chemotherapy, impact the ovarian reserve. In this study, we
Urooza C. Sarma   +2 more
doaj   +1 more source

An Update on the Model of Connectivity of the Hippocampal Formation (I): The Perforant Pathway to the Dentate Gyrus

open access: yesHippocampus, Volume 36, Issue 5, September 2026.
ABSTRACT The hippocampus participates in crucial functions such as memory consolidation, spatial processing and emotional regulation that require diverse input from multiple cortical areas that is funneled through the upper layers of the entorhinal cortex (EC), mostly from layer II to the dentate gyrus (DG).
Jon I. Arellano, Pasko Rakic
wiley   +1 more source

Biochemical, morphological and molecular assessments of n butanol fraction of Phoenix dactylifera L. following exposure to inorganic mercury on the liver of Wistar rats

open access: yesLaboratory Animal Research
Background Mercury chloride (HgCl2) damages tissues it comes in contact with in sufficient concentration. This study evaluated the protective effects of n-butanol fraction of Phoenix dactylifera (BFPD) on mercury-triggered liver toxicity in Wistar rats ...
Musa Garba Abubakar   +4 more
doaj   +1 more source

Cannabinoid and adenosine A2A receptor crosstalk regulates postnatal and adult hippocampal neurogenesis

open access: yesBritish Journal of Pharmacology, Volume 183, Issue 18, Page 5440-5457, September 2026.
Background and purpose Adult neurogenesis is a tightly regulated process affected by both cannabinoid receptors (CB1 and CB2) and adenosine 2A (A2A) receptors, both of which modulate neural progenitor cell activity. While emerging evidence suggests an interaction between these neuromodulatory systems, the extent and mechanism of their interplay in ...
Rui S. Rodrigues   +8 more
wiley   +1 more source

Jean-Louis Chermant (June 24, 1941 – August 11, 2024)

open access: yesImage Analysis and Stereology
Jean-Louis Chermant was widely known within the scientific community focused on image analysis and stereology, especially in materials science applications.
Leszek Wojnar
doaj   +1 more source

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