Results 21 to 30 of about 371,037 (309)

Evolution and diversification of the nuclear envelope

open access: yesNucleus, 2021
Eukaryotic cells arose ~1.5 billion years ago, with the endomembrane system a central feature, facilitating evolution of intracellular compartments. Endomembranes include the nuclear envelope (NE) dividing the cytoplasm and nucleoplasm.
Norma E. Padilla-Mejia   +4 more
doaj   +1 more source

Features of the anatomical structure of leaves depending on the high-altitude growth of apricot in Dagestan

open access: yesТруды по прикладной ботанике, генетике и селекции, 2023
Background. The adaptive changes during the distribution of Prunus armeniaca L. in Dagestan are important for understanding microevolution, structural and functional differentiation processes of populations along environmental gradients based on the ...
D. M. Anatov   +3 more
doaj   +1 more source

Computed Tomographic Morphometric Analysis of C1 and C2 for Lamina Cross Screw Placement in Malay Ethnicity [PDF]

open access: yesAsian Spine Journal, 2021
Study Design This is an observational study of computed tomography (CT) data. Purpose The C1 and C2 laminas in the Malaysian Malay population were analyzed for the feasibility of fitting 3.5-mm laminar screws in a cross configuration.
Allan Kah Hay Chan   +2 more
doaj   +1 more source

A quantitative study of inhibitory interneurons in laminae I-III of the mouse spinal dorsal horn [PDF]

open access: yes, 2013
Laminae I-III of the spinal dorsal horn contain many inhibitory interneurons that use GABA and/or glycine as a neurotransmitter. Distinct neurochemical populations can be recognised among these cells, and these populations are likely to have differing ...
Durrieux, C.   +3 more
core   +2 more sources

Current Methods and Pipelines for Image-Based Quantitation of Nuclear Shape and Nuclear Envelope Abnormalities

open access: yesCells, 2022
Any given cell type has an associated “normal” nuclear morphology, which is important to maintain proper cellular functioning and safeguard genomic integrity.
Anne F. J. Janssen   +2 more
doaj   +1 more source

Petiole-Lamina Transition Zone: A Functionally Crucial but Often Overlooked Leaf Trait

open access: yesPlants, 2021
Although both the petiole and lamina of foliage leaves have been thoroughly studied, the transition zone between them has often been overlooked. We aimed to identify objectively measurable morphological and anatomical criteria for a generally valid ...
Max Langer, Thomas Speck, Olga Speck
doaj   +1 more source

A comprehensive pathological survey of duodenal biopsies from dogs with diet-responsive chronic enteropathy [PDF]

open access: yes, 2013
Background: The detailed pathological phenotype of diet-responsive chronic enteropathy (CE) and its modulation with dietary therapy remain poorly characterized. Hypothesis/Objectives: Key mucosal lesions of diet-responsive CE resolve with dietary therapy.
Alam   +71 more
core   +2 more sources

Reservoir characteristics and genetic mechanisms of gas-bearing shales with different laminae and laminae combinations: A case study of Member 1 of the Lower Silurian Longmaxi shale in Sichuan Basin, SW China

open access: yesPetroleum Exploration and Development, 2020
Based on thin-section, argon-ion polished large-area imaging and nano-CT scanning data, the reservoir characteristics and genetic mechanisms of the Lower Silurian Longmaxi shale layers with different laminae and laminae combinations in the Sichuan Basin ...
Zhensheng SHI   +4 more
doaj   +1 more source

Lamina Spreader Technique Improves Debridement of Loose Bone and Cement in Total Knee Arthroplasty

open access: yesMarshall Journal of Medicine, 2016
Loose bone and cement can promote polyethylene wear that may lead to failure in total knee arthroplasty. The authors propose a technique to enhance the debridement of loose bodies by distracting the cemented components with a lamina spreader following ...
Sinan E. Ozgur   +3 more
doaj   +1 more source

Agrin binds to the nerve-muscle basal lamina via laminin [PDF]

open access: yes, 1997
Agrin is a heparan sulfate proteoglycan that is required for the formation and maintenance of neuromuscular junctions. During development, agrin is secreted from motor neurons to trigger the local aggregation of acetylcholine receptors (AChRs) and other ...
Altschul   +73 more
core   +3 more sources

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