(a.) Having two teeth or two toothlike processes; two-toothed.
Example Sentences:
(1) P1,P2-Bidentate Cr(H2O)4PPS and Co(NH3)4PPS (prepared from PPS) were both found to be substrates for PPase.
(2) The beta, gamma-bidentate of chromium(III)ATP (Kd = 8 microM) had a higher than the alpha, beta, gamma-tridentate of chromium(III)ATP (Kd = 44 microM) or the cobalt tetramine complex of ATP (Kd = 500 microM).
(3) Hexadentate ligands would be preferable to bidentate compounds but no suitable compounds are available.
(4) PPase was unable to catalyze the hydrolysis of Mg(H2O)4PNP and P1,P2-bidentate Co(NH3)4PNP under conditions that resulted in rapid hydrolysis of the corresponding metal-PPi complexes.
(5) It is proposed that all of the anions behave as bidentate ligands, with coordination to the iron through both the carboxylate and proximal groups, and the carboxyl group serves as a bridge between the iron and a positively charged group on the protein.
(6) Paramagnetic effects of beta,gamma-bidentate Cr3+ATP on the longitudinal relaxation rates of protons of the peptide provided a set of distances to the side chains of five residues, which allowed the location of the bound Cr3+ atom to be uniquely defined.
(7) It is most likely that one C126 per subunit provides high-avidity bidentate ligation to Hg(II), but it remains possible that C82 may be a secondary Hg(II) ligand (e.g., in a tetracoordinate thiol ligation array).
(8) Mass spectrometry and 1H-NMR indicated that the (d,l-trans-1,2-diaminocyclohexane)methionineplatinum(II) complexes that formed in RPMI-1640 medium consisted of approximately 60% of the bidentate mono-methionine complex coordinated to platinum at the sulfur and alpha-amino positions and 40% of the bis-methionine complex, presumably coordinated at the sulfurs.
(9) Spectroscopic and other evidence indicated that the sugar anions bind monodentately in trans-[PtL2(NH3)2].H2O and bidentately in cis-[PtL(NH3)2]L.H2O complexes through the carboxylate oxygen atoms and other sugar donor groups.
(10) The ability of beta, gamma-bidentate CrATP to act as a substrate (Danenberg and Cleland [1975].
(11) The chromium moiety of gamma,beta-bidentate CrATP slowly accepts a ligand from the sarcoplasmic reticulum Ca-ATPase to form an exchange inert coordination complex (k + 1 = 0.083 min-1; k - 2 = 0.003 min-1, 37 degrees C, 100 microM CaCl2).
(12) Four independent beta-glycerophosphates commonly act as two types of bidentate ligands, where one is the coordination to the calcium ion by the glycerol O(1) and phosphate O(22) atoms, and the other by the phosphate O(22) and O(23) atoms, thus forming the calcium coordination of a distorted square plane, respectively.
(13) For this purpose, bidentate ligands as hydroxamate and N-hydroxy-N-formylamino groups were selected as highly potent metal coordinating agents and introduced on Phe-Gly and Phe-Ala related structures.
(14) In order to investigate the function of Asp-327, a bidentate ligand of one of the zinc atoms in Escherichia coli alkaline phosphatase, and the importance of this zinc atom in catalysis, site-specific mutagenesis was used to convert Asp-327 to either asparagine or alanine.
(15) Bidentate or tridentate ligands on the other hand are able to attack the zinc ion directly; the rates are first order in enzyme and first order in ligand.
(16) All members of the new family contain a 1,3-dioxane or 1,3-dioxolane-1,3-diamine as their basic ligand, a moiety which contributes to their increased water solubility, and a bidentate acid ligand, which is responsible for their good stability.
(17) We sought evidence to determine whether contractions of the smooth muscle of the guinea pig vas deferens to ATP are in response to ATP4- or its bidentate complexes.
(18) It has been hypothesized that bidentate hydrogen bonding plays an important role in the interaction of imidazolylphenylformamidines with the H2-receptor.
(19) Deprotonated sulphonylurea act as bidentate ligands using one nitrogen and one oxygen atom (the ureido oxygen) to bind Zn2+ forming K[Zn(suphonylurea)3].
(20) An overall mechanism for inhibition by single and bidentate ligands is proposed.
Tooth
Definition:
(n.) One of the hard, bony appendages which are borne on the jaws, or on other bones in the walls of the mouth or pharynx of most vertebrates, and which usually aid in the prehension and mastication of food.
(n.) Fig.: Taste; palate.
(n.) Any projection corresponding to the tooth of an animal, in shape, position, or office; as, the teeth, or cogs, of a cogwheel; a tooth, prong, or tine, of a fork; a tooth, or the teeth, of a rake, a saw, a file, a card.
(n.) A projecting member resembling a tenon, but fitting into a mortise that is only sunk, not pierced through.
(n.) One of several steps, or offsets, in a tusk. See Tusk.
(n.) An angular or prominence on any edge; as, a tooth on the scale of a fish, or on a leaf of a plant
(n.) one of the appendages at the mouth of the capsule of a moss. See Peristome.
(n.) Any hard calcareous or chitinous organ found in the mouth of various invertebrates and used in feeding or procuring food; as, the teeth of a mollusk or a starfish.
(v. t.) To furnish with teeth.
(v. t.) To indent; to jag; as, to tooth a saw.
(v. t.) To lock into each other. See Tooth, n., 4.
Example Sentences:
(1) However in the deciduous teeth from which the successional tooth germs were removed, the processes of tooth resorption was very different in individuals, the difference between tooth resorption in normal occlusal force and in decreased occlusal force was not clear.
(2) Of the 622 people interviewed, a large proportion (30.5%) believed that the first deciduous tooth should erupt between the age of 5-7 months; the next commonly mentioned time of tooth eruption was 7-9 months of age; and 50.3% of the respondents claimed to have seen a case of prematurely erupted primary teeth.
(3) 4) Parents imagined that fruit drinks, carbonated beverages and beverages with lactic acid promoted tooth decay.
(4) The method used in connection with the well known autoplastic reimplantation not only presents an alternative to the traditional apicoectomy but also provides additional stabilization of the tooth by lengthing the root with cocotostabile and biocompatible A1203 ceramic.
(5) In the aetiology the Periodontitis apicalis and wounds after tooth extractions are in the highest position.
(6) It is of special interest because it presented as a periapical pathosis associated with a nonvital tooth and emphasizes the value of routine histopathologic examination of tissue.
(7) An 11-year clinical and radiographic follow-up of an avulsed tooth, replanted within 15 minutes, has been presented.
(8) It has been 40 years since the first community in the United States added a regulated amount of fluoride to its public water supply to prevent tooth decay.
(9) The odontogenic origin of ameloblastomas is based largely on the similarity in histologic appearance between the tumor and the developing tooth organ.
(10) It was shown that: although the oral hygiene level was very low and no dental treatments were performed, caries level was very low--although gingivitis rate was high, advanced periodontitis rate was low--the frequency of interincisive diastema (one subject out of 4 in the 15-19 age group), the progressive decline of tooth cutting, a traditional practice, in town people but the large extent of cola use (one adult out of two).
(11) The primary aim of future work must still be directed toward preventing the formation of a gap between the restoration and the tooth.
(12) This experiment is to observe the effect of pulsed electromagnetic field (PEMF) on orthodontic tooth movement of guinea pigs through transmission electron microscope (TEM).
(13) By scoring every section of a tooth in this way, an overview was obtained of the location of all caries lesions in the occlusal surface.
(14) In order to clarify the development of mandibular movements associated with growth and development of the stomatognathic system, we compared the mandibular movements of children with normal occlusion at different Hellman's dental age between IIA and IIIB, during tooth tapping movements using the following 7 different kinds of frequency; ad lib.
(15) It is not same to the stainless steel wire of traditional removable appliances which must be activated every time to produce a little tooth movement.
(16) Noxious conditioning stimulation of a tooth led to a temporary decrease of the threshold for the jaw-opening reflex elicited from a contralateral or adjacent tooth; only conditioning stimulation at an intensity producing a marked arousal reaction was effective in this respect.
(17) The tooth also gave a positive response to pulp-testing procedures, even though no new tissue could be demonstrated histologically.
(18) In eight consecutive patients referred to the University of Queensland Dental School for investigation of tooth surface loss, six had no measurable quantities of resting whole saliva, four had low values for stimulated saliva flow rates, and only two patients had buffer capacities within the normal range.
(19) (a) unaltered tooth, (b) access preparation, (c) instrumentation, (d) obturation, and (e) MOD cavity preparation; or 2.
(20) Probit analysis was used to derive the median age of tooth emergence.