(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.
Dentate
Definition:
(a.) Alt. of Dentated
Example Sentences:
(1) It is also suggested that degenerative changes occur in the dentate gyrus and may be involved in the delayed neural death of CA1 pyramidal cells.
(2) of rats resulted in cell death and terminal degeneration in entorhinal, insular, and posterior cingulate cortices, and in the CA1, CA3 and dentate gyrus sectors of hippocampus.
(3) Cholecystokinin (CCK) as the sulfated (CCK-8S) and unsulfated (CCK-8U) octapeptide sequences, and CR 1409 were administered intraventricularly while the action potential (EAP) in the granular cell layer of the hippocampal dentate gyrus evoked by perforant path stimulation was recorded.
(4) A sample of fifty-three partially dentate subjects who had had partial dentures provided in the last 3 years completed a personality questionnaire (Cattell's 16 PFQ).
(5) These laminae included the dentate hilus and strata oriens, pyramidale and lacunosum-moleculare of CA1.
(6) Thus, after dentate lesioning, the oculomotor system was unable to use information from the motor system of the arm to enhance its performance.
(7) The deficits noted in the granule cells of the dentate gyrus in this study were more severe than those found in our previous studies on the effect of the low protein diet in these same rats on visual cortical pyramidal cells and on the 3 cell types in the nucleus raphe dorsalis and nucleus locus coeruleus.
(8) Thus, the associational pathway provides another way to assess dentate granule cell function electrophysiologically.
(9) Following unilateral destruction of the entorhinal cortical region of the adult rat, the denervated granule cells of the dentate gyrus are reinnervated as a result of the proliferation of a pathway from the surviving contralateral entorhinal area.
(10) It is postulated that in case vasopressin affects retrieval processes the site of action is located in the amygdala and the dentate gyrus of the hippocampal complex with dopamine and serotonin as the respective neurotransmitter systems involved.
(11) The densities of muscarinic receptors, as well as the proportions of M1 and M2 subtypes, in the CA1 sector and dentate gyrus were not significantly different between ATD and old non-demented patients.
(12) Injections in caudal and dorsal parts of VL labeled cells in ventral parts of the dentate nucleus and interpositus posterior nucleus.
(13) The anatomic distribution of the increased GABA receptor binding is consistent with a localization to somata and dendritic trees of dentate granule cells.
(14) The developmental pattern of hippocampal mossy fiber (dentate granule cell axon) innervation to the pyramidal cell layer was examined with anterograde transport methods.
(15) The purpose of this study was to determine whether differences existed in interincisor bite force discrimination between a group of subjects wearing complete dentures and a group of dentate individuals.
(16) In the dentate gyrus, [3H]inositol 1,4,5-trisphosphate binding decreased seven days after ischemia.
(17) To support this, a small study on dentate subjects suggests the covering of the palatal mucosa with an acrylic plate does not affect masticatory performance.
(18) mGluR1 alpha, a 142 kd protein, is enriched within the olfactory bulb, stratum oriens of CA1 and polymorph layer of dentate gyrus in hippocampus, globus pallidus, thalamus, substantia nigra, superior colliculus, and cerebellum.
(19) As an average the dentate Dutch takes, apart from the meals, nearly eight sugar containing products a day.
(20) Most of the GABA-negative calretinin-immunoreactive neurons were located in the hilus of the dentate gyrus and in stratum lucidum of the CA3 subfield.