(n.) The act of rolling anything upon itself, or one thing upon another; a winding motion.
(n.) The state of being rolled upon itself, or rolled or doubled together; a tortuous or sinuous winding or fold, as of something rolled or folded upon itself.
(n.) An irregular, tortuous folding of an organ or part; as, the convolutions of the intestines; the cerebral convolutions. See Brain.
Example Sentences:
(1) When compared with lissencephalic species, a great horizontal fibrillary system (which is vertically arranged in gyral regions) was observed in convoluted brains.
(2) The method is implemented with a digital non-causal (zero-phase shift) filter, based on the convolution with a finite impulse response, to make the computation time compatible with the use of low-cost microcomputers.
(3) In situ hybridization of SMG sections showed that Aeg-1 and Aeg-2 transcripts are produced by the cells of granular convoluted tubules.
(4) The NAD-dependent enzymes (except alpha-GPDH) showed a stronger reactivity in the proximal tubules, while the NADP-dependent ones were more reactive in the thick limb of Henle's loop and distal convoluted tubules.
(5) The recent identification among non-Hodgkin's malignant lymphomas of a high-grade malignancy entity of possible thymic origin and defined as lymphoblastic convoluted-cell lymphoma allowed the morphologic and radiological diagnosis of nine cases of this disease.
(6) Peritubular capillary microperfusion was used to examine the effects of protein-free and hyperoncotic homologous plasma on fluid reabsorption by proximal convoluted tubules in the hydropenic rat.
(7) In submandibular glands, 1 to 4 weeks after ovariectomy, no changes were observed in percentages of the acinar, intercalated duct, and granular convoluted tubular areas occupying photomicrographs.
(8) Rail campaigners claim that the convoluted carriage-ordering system contributes to overcrowding.
(9) The delivery of sodium to the end of the proximal convoluted tubule was considerably reduced in each group of thiazide-treated rats.
(10) Glucose-6-phosphatase was 20 times higher in the early part of the convoluted segment than in the late part of the straight segment.
(11) There were large numbers of lipid vacuoles within hepatocytes, epithelial cells of the proximal convoluted tubule of kidney and macrophages of the liver, spleen and lymph node.
(12) Asked whether the US tax code was convoluted and difficult to understand partly because of lobbying by companies including Apple for exemptions, Cook replied: "No doubt."
(13) As determined by in situ hybridization analysis, epithelial cells of proximal convoluted tubules of cortical nephrons express KAP mRNA in response to androgenic stimulation while similar cells in the juxtamedullary S3 segment of the tubules express KAP mRNA under estrogenic and pituitary hormonal control.
(14) Three antibodies bound to brush-border membranes of proximal convoluted and straight tubules.
(15) The smaller dose of iohexol and the larger dose of all the contrast media induced a statistically significant (P < .001 or .01) cytoplasmic vacuolization in the proximal convoluted tubule (PCT) cells.
(16) The basement membranes of the proximal and distal convoluted tubules, those of Bowman's capsule and glomerulus, and the mesangial matrix were labeled for all the antigens but to differing extents.
(17) The microfibril has been constructed by convolution of th elementary fibril with a two dimensional point lattice.
(18) The differences in performance for successive cross-hand and within-hand keypresses were examined using IKT distributions and hazard functions, and it was shown that the empirical hazard functions could be fit by the theoretical hazard function derived from the convolution of normal and inverse Gaussian random variables.
(19) Such a scheme (linear convolutional recognizer, LCR) assigns a number (weight) to each type of monomer, and then convolutes some window function with the sequence of weights.
(20) These studies demonstrate that net oxalate secretion occurs in the early portions of the proximal convoluted tubule, undergoes bidirectional transport of approximately equal magnitude in later segments of the proximal tubule, and probably is not transported in more distal nephron sites.
Gyrate
Definition:
(a.) Winding or coiled round; curved into a circle; taking a circular course.
(n.) To revolve round a central point; to move spirally about an axis, as a tornado; to revolve.
Example Sentences:
(1) Gyrate atrophy is a hereditary chorioretinal degenerative disease caused by a deficiency of the mitochondrial enzyme, ornithine aminotransferase (OAT).
(2) Modifications in quaternary structure induced by variation of these physicochemical parameters were followed by means of X-ray and quasi-elastic light-scattering and quantified in terms of weight average molecular weight (M), radius of gyration (Rg) and hydrodynamic radius (Rh).
(3) A case of localized chorioretinal atrophy resembling gyrate atrophy of the choroid and retina is presented.
(4) The shape parameters of the two rRNAs, volume Vc, surface Oc, radius of gyration Rs, maximum dimension of the molecule L, thickness D, and cross section radius of gyration Rsq, agree within the experimental error limits.
(5) A Monte Carlo study of the distribution functions for the end-to-end distance and radius of gyration for hard-sphere models of poly(glycine) and poly(L-alanine) random coils has been conducted in the chain-length range n = 3 to 100 monomer units for both unperturbed chains and chains perturbed by long-range interactions (excluded volume effects).
(6) The radius of gyration of the unactivated holoenzyme determined from neutron scattering is 94 A, and its maximum dimension is approximately 275-295 A.
(7) The radius of gyration of tetrameric phosphorylase b was determined and found to be in excellent agreement with that of phosphorylase a, but different from that of phosphorylase b reported elsewhere (G. Puchwein, O. Kratky, C. F. Golker and E. Helmreich, Biochemistry 9 (1970) 4691).
(8) The mood is fantastic: upbeat, from a crowd of older locals reliving their youth to cool young thangs attracted by Margate’s burgeoning reputation as Dalston-sur-Mer; fiftysomething men in braces and Harringtons, candy-floss-chomping teens… People are picnicking on the fake lawn beside the hair and beauty caravan, children gyrating newly bought hula-hoops to the strains of I’ve Got a Lovely Bunch of Coconuts.
(9) The results of the synchrotron small-angle X-ray scattering measurements showed that radii of gyration which reflect the size and shape of the enzyme were constant at around 38 A irrespective of the presence or absence of the K+ ion.
(10) A viscosity study of the PEGs showed them to be randomly coiled polymers, as their radii of gyration were related to the molecular weight by Rg = aM0.55.
(11) In the absence of calcium, the calmodulin molecule is shorter, the radius of gyration decreases to 20.6 A, and the maximum vector length decreases to approximately 58 A.
(12) The molecular weights of HA and LA pig mucosal heparins were found to be 14,900 and 11,500 and the respective radii of gyration were 40.1 and 33.6 A.
(13) Native human Glu-plasminogen (Glu1-Asn791) was previously shown to have a radius of gyration of 39 A and a shape best described by a prolate ellipsoid [Mangel, W. F., Lin, B., & Ramakrishnan, V. (1990) Science 248, 69-73].
(14) The radius of gyration and maximum particle dimension of the native enzyme are almost the same as those of the cobalt-enzyme but are shorter and longer, respectively, than those of the apo- and cadmium-enzymes.
(15) The hexokinase dimer found in the BI crystal form has a radius of gyration of 42 angstrom calculated from the atomic coordinates.
(16) The broadening of the 1H NMR signals is not due to oligomerization of the protein, since small-angle X-ray scattering experiments show that the average radius of gyration of the apo-g32P-(A + B) is 25.0 A and that of the reconstituted Zn(II)-g32P-(A + B) is 31.2 A.
(17) Mushroom expansion of the external granular layer occurred at patches producing a gyrating folial pattern rather than parallel ones.
(18) A reduction in the radius of gyration by 1-2 A on removal of calcium, previously observed in the native protein, was also found in the wild type and the Des4 mutant; however, no significant size change was observed in the Des2 mutant.
(19) According to this extrapolation, the cross-section radii of gyration of such a complex would amount to (R-c)b equals 0.805 plus or minus 0.015 nm and (R-c2)b equals 0.76 plus or minus 0.015 nm for the complex with actinomycin, and to (R-c)b equals 0.77 plus or minus 0.015 nm and (R-c2)b equals 0.75 plus or minus 0.01 nm for the actinomine complex.
(20) The ratius of gyration of the hydrocarbon region was 64 A, while that of the polar region was 100 A. consequently, the core of LDL is predominantly occupied by the hydrocarbon chains, while the outer shell is sparsely occupied by protein emerging from the lipid core.