(n.) A quantity of yarn, thread, or the like, put up together, after it is taken from the reel, -- usually tied in a sort of knot.
(n.) A metallic strengthening band or thimble on the wooden arm of an axle.
(n.) A flight of wild fowl (wild geese or the like).
Example Sentences:
(1) The stromal underlayer has the typical morphological structure: its cells are compactly packed in the form of a skein with stromal mechanocytes among them.
(2) Until now it is well known that throughout life the endochondral layer of human labyrinthine bone consists of a "woven, alamellar, fine-fibred type of bone" which is called "embryonic skein bone" (embryonaler Strähnenknochen) (MEYER 1927).
(3) Patterns of immunoreactivity (linear, flame-shaped, or skein-like within perikarya) greatly resembled the appearance of silver-stained NFT.
(4) These axonal swellings are filled with maloriented skeins of neurofilaments.
(5) Convolution of microvessels, formation of loops, skeins, torsions along the longitudinal axis, deformation of walls (folds and angularity of the contours, multiple unilateral and bilateral protrusions and invaginations, sacciform and cylindrical microaneurisms, multiplication of venules) are observed.
(6) Ultrastructurally, the inclusions consisted of straight or interwoven skeins of 10 nm filaments.
(7) The first signs of regression appear before the climax stages, when aggregates of cytokeratin material are found among the filaments of the skeins.
(8) Swellings filled with skeins of maloriented neurofilaments were observed in the initial (non-myelinated) segment of intraparenchymal spinal axons in addition to the swellings consistently located in the first internodes.
(9) The present report describes nine cases of small intestinal stromal tumors with eosinophilic stromal globules composed of tangles of curved fibers with crossbands simulating an appearance of skeins, designated as skeinoid fibers.
(10) Studies with the electron microscope reveal that as the proliferation proceeds during metamorphosis, the skein cells, at stage 20, differentiate to form the apical border of the skin.
(11) Reticulin staining of the fibrous trabeculae in the posterior (scleral) part of the lamina revealed a structure composed of interweaving skeins of collagen fibres frequently arranged tangentially around the canals, 40-220 microns in diameter, through which optic nerve axons pass.
(12) Their three dimensional structure is interpreted as a skein of contorted tubules of endoplasmic reticulum.
(13) In the endoplasmic reticulum (ER) of the rat proximal tubule nephron epithelial cells three morphologically different components can be distinguished: 1) tubes and cisternae distributed relatively diffusely in the cytoplasm; 2) cisternae of paramembranous ER located along the lateral boundaries of the cell (components 1 and 2 might be either smooth or granular); 3) constantly smooth ER consisting of narrow tubules accumulated in the shape of skeins or islets.
(14) Fifty percent of body cells and more than 95% of tail cells were skein cells.
(15) In tadpoles of Rana temporaria, Bufo bufo and Xenopus laevis the development of the massive skeins of tonofilaments (cytokeratin intermediate filaments) that form the figures of Eberth follows a similar sequence in all species studied.
(16) Skein-like inclusions (SLIs) in the anterior horn cells of patients with motor neuron diseases, including familial amyotrophic lateral sclerosis with posterior column degeneration, sporadic lower motor neuron disease and classical amyotrophic lateral sclerosis, were investigated morphologically with hematoxylin and eosin preparations, immunostaining for ubiquitin and immunoelectron microscopy.
(17) Another piece is made of twisted skeins of steel, reinforcing rods that failed to support schools in the 2008 earthquake in China, displayed beside the names of more than 5,000 school children who died.
(18) Skein bone which is typical in enchondral layer of human bony otic capsule also is found in pig, rabbit, guinea pig, rat, mouse and golden hamster.
(19) The overall ultrastructural appearance simulated skeins of yarn, hence they are designated skeinoid fibers.
(20) Additional temporal bone reports of three cases of osteogenesis imperfecta congenita show lack of deposition of the skein-like bone in the endochondral layer, sparse bony septae in marrow spaces and deficiency of the perosteal layer.