Results 81 to 90 of about 514,858 (318)

Murine Models and Human Cell Line Models to Study Altered Dynamics of Ovarian Follicles in Polycystic Ovary Syndrome

open access: yesAdvanced Biology, EarlyView.
The manuscript examines preclinical murine and human models to study polycystic ovary syndrome (PCOS), delving into the cellular and molecular mechanisms underlying altered ovarian follicular dynamics. It explores the cellular interactions involved in normal and PCOS ovaries and outlines the current and novel strategies in the search for preclinical ...
Arturo Bevilacqua   +5 more
wiley   +1 more source

DIABETES INSIPIDUS: LITTLE-KNOWN FACTS

open access: yesИсследования и практика в медицине, 2019
The most common causes of diabetes insipidus are neurosurgical operations on the pituitary gland due to its defeat by benign and malignant tumors, the neoplasms themselves, lymphocytic hypophysitis.
L. Yu. Morgunov
doaj   +1 more source

Intraoral Drug Delivery: Bridging the Gap Between Academic Research and Industrial Innovations

open access: yesAdvanced Functional Materials, EarlyView.
Intraoral drug delivery offers a promising route for systemic and localized therapies, yet challenges such as enzymatic degradation, limited permeability, and microbial interactions hinder efficacy. This figure highlights innovative strategies—mucoadhesive materials, enzyme inhibitors, and permeation enhancers—to overcome these barriers.
Soheil Haddadzadegan   +4 more
wiley   +1 more source

Cyclooxygenase enzyme and PGE2 expression in patients with functional and non-functional pituitary adenomas

open access: yesBMC Endocrine Disorders, 2020
Background Pituitary adenomas as multifactorial intracranial neoplasms impose a massive burden of morbidity on patients and characterizing the molecular mechanism underlying their pathogenesis has received considerable attention.
Nasrin Akbari   +9 more
doaj   +1 more source

Diagnosis and management of pituitary apoplexy: a Tunisian data

open access: yesChinese Neurosurgical Journal, 2023
Background Pituitary apoplexy (PA) is defined as the hemorrhage or the infraction of a pituitary adenoma. Aiming to determine the epidemiological, clinical, paraclinical characteristics as well as management and outcomes of PA in our population, we ...
Faten Hadj Kacem   +9 more
doaj   +1 more source

BlazeNeo: Blazing fast polyp segmentation and neoplasm detection [PDF]

open access: yesarXiv, 2022
In recent years, computer-aided automatic polyp segmentation and neoplasm detection have been an emerging topic in medical image analysis, providing valuable support to colonoscopy procedures. Attentions have been paid to improving the accuracy of polyp detection and segmentation.
arxiv  

“Therapies Through Gut:” Targeted Drug Delivery for Non‐Gastrointestinal Diseases by Oral Administration

open access: yesAdvanced Healthcare Materials, EarlyView.
Schematic illustration of the mechanism of targeted delivery of nanoparticles including 1) paracellular, 2) endolysosomal escape, 3) receptor mediated endocytosis, and 4) M cell mediated transport for non‐GI diseases by oral administration such as atherosclerosis, cancer, diabetes, and brain diseases. Abstract Oral drug delivery is a promising approach
Subarna Ray   +2 more
wiley   +1 more source

DNA Origami‐Cyanine Nanocomplex for Precision Imaging of KRAS‐Mutant Pancreatic Cancer Cells

open access: yesAdvanced Science, EarlyView.
DNA origami‐cyanine (Do‐Cy) nanocomplexes are synthesized to selectively image KRAS‐mutant pancreatic cancer cells in the highly desmoplastic tumors. This study shows that the Do‐Cy nanocomplexes are preferentially internalized by cancer cells over other stroma cells via KRAS‐dependent macropinocytosis.
Hye‐ran Moon   +7 more
wiley   +1 more source

Clinical and genetic aspects of familial isolated pituitary adenomas

open access: yesClinics, 2012
Pituitary adenomas represent a group of functionally diverse neoplasms with relatively high prevalence in the general population. Most occur sporadically, but inherited genetic predisposing factors are increasingly recognized. Familial isolated pituitary
Vladimir Vasilev   +4 more
doaj   +1 more source

Brain tumor detection using artificial convolutional neural networks [PDF]

open access: yesarXiv, 2022
In this paper, a convolutional neural network (CNN) was used to classify NMR images of human brains with 4 different types of tumors: meningioma, glioma and pituitary gland tumors. During the training phase of this project, an accuracy of 100% was obtained, meanwhile, in the evaluation phase the precision was 96%.
arxiv  

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