Results 181 to 190 of about 929,207 (323)

Thermo‐Chemically Modified Silk Scaffolds Reveal Niche‐Driven Regulation of Hematopoiesis and Fibrosis

open access: yesSmall, EarlyView.
We introduce a versatile 3D platform that recreates key physical and biological features of the human bone marrow. By integrating tunable silk biomaterials, stromal cells, and human hematopoietic progenitors, the model captures both healthy and diseased microenvironments, analysis of blood formation, and its disruption in pathological conditions ...
Christian A. Di Buduo   +13 more
wiley   +1 more source

Evaluation of tectonic activity using morphometric indices: Study of the case of Taïliloute ridge (middle-Atlas region, Morocco)

open access: yesJournal of African Earth Sciences
Driss Sadkaoui   +9 more
semanticscholar   +1 more source

Association Between Foot Arch Index and Other Morphometric Indices

open access: yesActa Morphologica et Anthropologica, 2023
Meglena Angelova   +3 more
openaire   +1 more source

Brain Pericytes and Wnt/β‐Catenin Signaling Induce Functional Blood–Brain Barrier Phenotype in Human iPSC‐Derived Model

open access: yesSmall Methods, EarlyView.
This study shows that human iPSC‐derived endothelial cells acquire a functional blood–brain barrier phenotype when co‐cultured with brain pericytes and stimulated with CHIR‐99021, a Wnt/β‐catenin activator. This model recapitulates key barrier properties, inflammatory responses, and transcriptomic features of the native human BBB, offering new ...
Henrique Nogueira Pinto   +12 more
wiley   +1 more source

Proliferating cell nuclear antigen, p53 and micro vessel density: Grade II vs. Grade III astrocytoma

open access: yesIndian Journal of Pathology and Microbiology, 2010
Histological classification and grading are prime procedures in the management of patients with astrocytoma, providing vital data for therapeutic decision making and prognostication.
Malhan Priya   +4 more
doaj  

Tradeoffs between brain and digestive tissues across elevations in Typhlomys daloushanensis: evidence for sexual dimorphism

open access: yesWildlife Biology, EarlyView.
To cope with highly stochastic and/or heterogeneous environmental conditions, animals must balance energy resource allocation across physiological processes. The digestive tract and brain exhibit structural variations under strong developmental and selective pressures that vary across environmental gradients both between and within species.
Yimei Yan   +9 more
wiley   +1 more source

Morphological and Molecular Characterization of Eimeria saudiensis From Arabian Oryx (Oryx leucoryx) Held in Captivity in the Sultanate of Oman 阿曼苏丹国圈养阿拉伯羚羊 (Oryx leucoryx) 体内沙特艾美球虫 (Eimeria saudiensis) 的形态学与分子特征

open access: yesWildlife Letters, EarlyView.
Eimeria saudiensis represents a genus of apicomplexan parasites capable of inducing coccidiosis in Arabian oryx. Our research concentrated on the morphological and molecular investigation of Eimeria spp. in the captive oryx herd in Oman. The therapeutic and management practices employed at the Mammals Breeding Center were reassessed to diminish ...
Khalid Al‐Habsi   +7 more
wiley   +1 more source

Diagnosis of osteoporosis using cortex mandibular indices based on cortex thickness and morphology in comparison with visual assessment of the cortex

open access: yesJournal of Craniomaxillofacial Research, 2017
Introduction: Osteoporosis is a common condition causing significant morbidity and mortality. There is some evidence of a correlation between bone mineral density of the mandible and that of the lumbar spine and hip.
Maryam Tofangchiha   +3 more
doaj  

A Case Report on Rehabilitation of the Asiatic Black Bear (Ursus thibetanus ussuricus) in the Wild 亚洲黑熊 (Ursus thibetanus ussuricus) 野外放归野化案例报告

open access: yesWildlife Letters, EarlyView.
Asiatic black bears in Russia face conservation threats such as habitat destruction and fragmentation, which exacerbate food shortages caused by crop failures. This study explores an innovative approach to rehabilitating bears that abandon hibernation in mid‐winter due to extreme exhaustion by providing supplemental food near their den sites.
Sergey A. Kolchin   +2 more
wiley   +1 more source

Morphometric indices of thickness of artificial vagina created from colon

open access: yesReports of Morphology
According to the World Health Organization, congenital defects of female genital organs are more common in families and countries with limited resources. About 94 % of severe developmental disorders occur in low- and middle-income countries, where women often face malnutrition and limited access to quality health care.
openaire   +1 more source

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