(n. & v.) A circle of two or more leaves, flowers, or other organs, about the same part or joint of a stem.
(n. & v.) A volution, or turn, of the spire of a univalve shell.
(n. & v.) The fly of a spindle.
Example Sentences:
(1) Authors report a ring chromosome 18 (18 r) in a four year old boy, with low birth weight, retarded growth and development, microcephaly and plagiocephaly, horizontal nystagmus, ambiguous genitalia, clinodactyly of the fifth finger, distal axial triradius, whorls pattern in 8 fingers in dermatoglyphic.
(2) The enzyme was specifically localized over the whorled SER membranes and was absent from nonwhorled SER, rough endoplasmic reticulum, and peroxisomes.
(3) It was found in the proposed model of morphogenesis of Acetabularia that the number of whorls N (as well as the number of umbel rays) depends on the degree of mechanical instability of the deforming cell wall (the greater is instability, the higher is the value N).
(4) Membrane whorls were frequently found in bile canaliculi, the space of Disse, and between the lateral membranes of hepatocytes at early times.
(5) Khatris, Jats, Brahmins and Muslims were taken to see ethnic differences in regards to the distribution of whorls, loops, and arches of finger dermatoglyphics.
(6) Textures observed include spherulites with Maltese crosses, striated and highly colored ribbons, whorls of periodic interference fringes, and colored flakes.
(7) Light and electron microscope autoradiographs of degenerate photoreceptors revealed that even in the final stages of degeneration when OS are reduced to small, irregular whorls of membrane, 3H-leucine labeling was present in inner segments and OS membranes.
(8) The authors report a case of myocardial infarction complicated by a false aneurysm of the posterior wall of the left ventricle, the diagnosis of which was confirmed, for the first time, by transesophageal echocardiography (TEE) which provided better definition of the anatomical features of the lesion: visualisation of the particularly wide neck (5 cm) and the site of rupture of the myocardium; demonstration of the presence in the false aneurysm with a thin pericardial wall of a large thrombus of different acoustic density, itself overlain by swirling whorls.
(9) At the ultrastructural level, all three toxins caused dose-dependent vesiculation of rough endoplasmic reticulum, formation of concentric whorls composed of rough-ER, mitochondrial swelling, large cytoplasmic vacuoles and altered bile canaliculi.
(10) The actinomycete differed from the other whorl cultures.
(11) The latter demonstrated minimal disorganization of rough endoplasmic reticulum and occasional lamellar whorls.
(12) The results of the present study did not show any indication of linkage between dermatoglyphic patterns on fingertips (ulnar loops, radial loops, whorls and arches) and the ABO, MN, Rh, Kell and Xg blood groups.
(13) On ultrastructural examination, the tumor cells demonstrated paranuclear whorls of intermediate filament aggregates and occasional electron-dense granules.
(14) Furthermore, neuroaxonal dystrophy, accumulations of branching tubules, and neuronal change consisting of intracytoplasmic "whorls" of proliferating membranes constitute prominent features of scrapie-related neurodegeneration.
(15) Subsequent to a final rapid phase of engorgement, the basophilic cell reorganizes its cisternae of rough endoplasmic reticulum into whorls and parallel arrays and resumes a secretory role.
(16) Immunoelectron microscopy shows that the protein is localized in the matrix of the rhoptry organelle and on membranous whorls secreted from the merozoite.
(17) Numerous whorl-like membranous structures and separation of nuclear membrane were also observed.
(18) The whorls appeared to be associated with RER and Golgi bodies.
(19) Two deceptively benign-appearing, unclassifiable but very similar fibromyxoid sarcomas characterized histologically by bland, innocuous-appearing fibroblastic cells and a swirling, whorled growth pattern are presented.
(20) They may be arranged in a whorled pattern imitating meningiomas, their myxoid intercellular stroma may assume the morphology of cartilage and closely packed tumour cells in "epithelioid" astrocytomas come close to imitate metastatic carcinoma.