(v. t.) To wrap up or cover with folds; to envelop; to inwrap; to inclose; to involve.
(v. t.) To clasp with the arms; to embrace.
Example Sentences:
(1) The wall of the yolk sac thickens as a result of this infolding and the densely packed capillaries.
(2) These alterations include fenestration, widened intercellular junctions, increase in pinocytotic vesicles, and infolding of the luminal surface.
(3) Later, the astroglial processes of regenerated glia limitans showed very infolded surfaces and numerous filaments inside of them.
(4) The surface of the zona was quite irregular and contained numerous infoldings, channels and crypts.
(5) Patches of displaced basal lamina material appeared within the RPE basal infoldings.
(6) The second tumour occurred in a 36-year-old woman, followed a benign course and showed papillary infoldings lined by multilayered neoplastic cells.
(7) Marked infolding of both the granulosa and theca tissue in some follicles suggested early luteinization.
(8) In the former cells, active mitochondria were generally found near microvilli at the apical ends and in the areas of the basal infoldings whereas those in a central position were more frequently unreactive.
(9) The cell outline shows remarkable complexity by extensive infoldings and interdigitations of lateral and basal plasma membranes.
(10) Expression of L1 was restricted to neural cells until approximately postnatal day 5, when L1 started to be detectable on crypt but not on villus cells, predominantly on the basolateral membrane infoldings.
(11) The processes in both eyes of the epinephrine-treated monkeys exhibited one of two pictures: dilated stromal capillaries with numerous fenestrations; normal stroma, PE basement membrane and PE; numerous well-developed NPE basolateral infoldings and enlarged mitochondria; dilated stromal capillaries with ruptured fenestrations; ballooned protein-filled stroma; degenerated NPE.
(12) Moreover, the basement membrane of the seminiferous tubule showed wavy lamellae and infolding to the seminiferous epithelium.
(13) Secretory ameloblasts synthesize the organic matrix of enamel and secrete it at two distinct "putative secretory sites" characterized by membrane infoldings (Nanci and Warshawsky, 1984a).
(14) The distance between the apposed rectus muscles is then progressively decreased by repeated infolding of the polyamide mesh with running longitudinal sutures on the mesh itself.
(15) In the anterior and middle part, the NPE cells have only a few membrane infoldings and few mitochondria in the cytoplasm, but abundant surfaces of rough endoplasmic reticulum, numerous ribosomes and Golgi material, indicating protein synthesis.
(16) Increase of vesicles in both the endothelial cells and the basal infoldings of pigment cells were features.
(17) Cell outlines were smooth, with no basal infoldings of the plasma membrane or apical microvilli.
(18) The ultrastructure of the Sertoli cell studied in sexually active control animals during May-June and experimental animals sexually activated by light in winter, presents the commonly described ramified aspect with an infolded nucleus, well developed Golgi complexes, rough and smooth endoplasmic reticulum, numerous microfilaments, few liposomes and lysosomal formations; In the regressed testes of hibernating animals or blinded spring animals, the Sertoli cells are more round shaped with a significant increase in number and size of liposomes, lysosomes and various necrotic bodies.
(19) Electron microscopy of surviving retinal pigment epithelial (RPE) cells indicated a loss of apical microvilli and basal infoldings.
(20) The latter, like the stacked membrane infoldings of rectal papillae, exhibit intercellular columns and numerous intramembranous P face particles; these are undoubtedly involved in ion transport.
Unfold
Definition:
(v. t.) To open the folds of; to expand; to spread out; as, to unfold a tablecloth.
(v. t.) To open, as anything covered or close; to lay open to view or contemplation; to bring out in all the details, or by successive development; to display; to disclose; to reveal; to elucidate; to explain; as, to unfold one's designs; to unfold the principles of a science.
(v. t.) To release from a fold or pen; as, to unfold sheep.
(v. i.) To open; to expand; to become disclosed or developed.
Example Sentences:
(1) The estimated DNA compaction ratio (approximately 3-fold) is consistent with a significant degree of nucleosome unfolding in the hyperstimulated BR genes.
(2) This formalism allows resolution of the intrinsic protein folding-unfolding parameters (enthalpy, entropy, and heat capacity changes) as well as the ligand interaction parameters (binding stoichiometry, enthalpy, entropy, and heat capacity changes).
(3) The kinetics of inactivation of the Mg(2+)-containing enzyme in 8 M-urea at higher temperatures suggest a partially unfolded Mg-A-B* dimer intermediate with 50% activity, followed by irreversible inactivation coincident with the appearance of unfolded monomer.
(4) When RNAase is partially unfolded Au(III) causes oxidation of methionines to the sulphoxide, and leads to almost complete unfolding (at molar equivalent ratios).
(5) In the context of a simplified diamond lattice model of a six-member, Greek key beta-barrel protein that is closely related in topology to plastocyanin, the nature of the folding and unfolding pathways have been investigated using dynamic Monte Carlo techniques.
(6) The efficiency of energy transfer between probes attached to residues 1 and 15 in the reduced state is higher than that found for the same pair of sites in the native state or reduced unfolded (in 6 M Gdn.HCl) state.
(7) Coombs's theory of data (1952, 1964) and his unfolding theory of preferential choice (1950, 1964) provided the conceptualization of metacognition in this psychophysical task context.
(8) Yet what has been unfolding in the past 15 months or so should make even the most ardent pro-European think about an orderly mechanism for making member states exit: the euro crisis and, less obviously, Hungary's backsliding from liberal democracy to a soft form of authoritarianism, or what an American paper recently called " Lukashenko lite ".
(9) Circular dichroism studies show that the conformation of each subunit is unusually resistant to change in 6 M guanidine HC1 at 25 degrees C. This suggests that exposure of the epitope by dissociation requires minimal or no unfolding of subunits.
(10) The data relative to the guanidine-induced unfolding show a sigmoidal increase of the distribution width, which is due to the transition of the protein structure from the native to the random-coiled state.
(11) The data suggest that the assessment of early trauma needs to employ a variety of measures, especially those which are related to the unfolding skills appropriate for the particular age group studied.
(12) In contrast to the biphasic unfolding of the wild-type nuclease, the unfolding of the mutant is represented by a single-phase reaction, indicating that the biphasic unfolding for the wild-type protein is caused by cis-trans isomerization about the prolyl peptide bond in the native state.
(13) 4) The unfolded map diagnosis with apical display obtained from long-axis tomogram was useful to diagnose left anterior descending coronary (LAD) lesion, which improve not only the sensitivity of LAD but also specificity of right coronary artery single vessel disease.
(14) The replacement of Arg171 by Tyr stabilizes the enzyme against thermal inactivation and unfolding.
(15) These findings and the dense structure of the scleral spur suggest that in monkey eyes, and at least in some human eyes, contraction of the ciliary muscle causes unfolding of the trabecular meshwork, not so much through the movement of the scleral spur as by movement of the interconnecting trabecular beams and fibers.
(16) The principal parameter under scrutiny was the denaturing or unfolding effects caused by the interaction of the protein with the adsorptive surfaces in each assay system.
(17) For here we see the depravity to which man can sink, the barbarity that unfolds when we begin to see our fellow human beings as somehow less than us, less worthy of dignity and life; we see how evil can, for a moment in time, triumph when good people do nothing."
(18) In contrast, import of the surface-bound unfolded precursor requires ATP, but no potential; it is accompanied by a refolding inside the mitochondria.
(19) These experiments show that yeast cells can activate a transcription factor that stimulates expression of a nuclear gene in response to the accumulation of unfolded proteins in another cellular compartment.
(20) In the present study, the reversibility of the unfolding-refolding process induced by guanidine hydrochloride was investigated for the intact protein and the isolated domains.