(n.) A small, hooded, poisonous serpent of Egypt and adjacent countries, whose bite is often fatal. It is the Naja haje. The name is also applied to other poisonous serpents, esp. to Vipera aspis of southern Europe. See Haje.
(n.) One of several species of poplar bearing this name, especially the Populus tremula, so called from the trembling of its leaves, which move with the slightest impulse of the air.
Example Sentences:
(1) We have named them bombolitin I (Ile-Lys-Ile-Thr-Thr-Met-Leu-Ala-Lys-Leu-Gly-Lys-Val-Leu-Ala-His-Val-NH2 ), bombolitin II (Ser-Lys-Ile-Thr-Asp-Ile-Leu-Ala-Lys-Leu-Gly-Lys-Val-Leu-Ala-His-Val-NH2 ), bombolitin III (Ile-Lys-Ile-Met-Asp-Ile-Leu-Ala-Lys-Leu-Gly-Lys-Val-Leu-Ala-His-Val-NH2 ), bombolitin IV (Ile-Asn-Ile-Lys-Asp-Ile-Leu-Ala-Lys-Leu-Val-Lys-Val-Leu-Gly-His-Val-NH2 ), and bombolitin V (Ile-Asn-Val-Leu-Gly-Ile-Leu-Gly-Leu-Leu-Gly-Lys-Ala-Leu-Ser-His-Leu-NH2 ).
(2) As a control, the introduction of the modification Glu78----Asp in a region of the domain not believed to be involved in calcium binding had very little effect on the Kd for calcium (Kd = 2.6 mM, I = 0.15).
(3) The primary sequence of decorsin indicates that the protein is 39 amino acids long and contains 6 cysteine and 6 proline residues, as well as the sequence Arg-Gly-Asp, (RGD), a proposed recognition site of many adhesion proteins.
(4) In addition, the trends in the three sets of data for the catalytic subunit indicate that ionic bonds are involved in binding PALA to the active site, and that non-productive binding by L-Asp is negligible under these experimental conditions.
(5) Comparison of the human and mouse repeats revealed a highly conserved Glu-Asp core in each unit, implicating the functional significance of this motif.
(6) The amino terminal amino acid sequences of the subunits alpha, beta and gamma were Ser-Phe-Asp-Met-, Met-Val-Pro-Gly- and Met-Arg-Leu-Thr-, respectively.
(7) The study of the drugs effective in the treatment of cognitive deficits and memory loss associated with senile dementia of the Alzheimer's type--tacrine and amiridin, acetylcholinesterase inhibitor physostigmine and nootrop piracetam on uptake of 3H-serotonin (3H-5-HT), 3H-adrenaline (3H-AD), 3H-noradrenaline (3H-HA), 2H-dopamine (3H-DA), 3H-gamma-aminobutyric acid (3H-GABA), 3H-glutamic acid (3H-GLU), 3H-aspartic acid (3H-ASP) and 3H-glycine (3H-GLI) showed that tacrine and amiridin (5 x 10(-5) M) statistically significantly (P less than 0.05) inhibited the uptake of 3H-DA and 3H-5-HT.
(8) The present study proves that the hydrogen bond between Tyr-42 alpha and Asp-99 beta plays a key role in stabilizing the deoxy T structure and consequently in co-operative oxygen binding.
(9) The importance of the ionic interaction due to the formation of the salt bridge between the Asp-27 and the pteridine ring in Escherichia coli dihydrofolate reductase-methotrexate complex has been studied by using the free-energy perturbation method.
(10) The effect of the administration of a rabbit anti-substance P serum (ASPS) was studied in rats receiving an acute injection of ethanol.
(11) The active-site aspartic acid residue, Asp-362, of Escherichia coli citrate synthase was changed by site-directed mutagenesis to Glu-362, Asn-362 or Gly-362.
(12) The replacements for Glu-43 (Asp, Gln, Asn, Ser, and Ala) both decreased the catalytic efficiency and changed the one- and two-dimensional NMR spectral properties of the mutant enzymes.
(13) These data definitely show the myogenic character and rhabdomyoblastic differentiation of ASPS.
(14) A detergent-soluble fraction of ASP given with the adjuvant provided 87.2% protection (group III), whilst non-specific vaccination with serum proteins plus Be(OH)2 elicited 99% protection (group IV).
(15) Only sections from rats with injections of WGAapoHRP-Au were processed for Asp immunostaining.
(16) Conversion of Cys148 to Asp, Gly, or Ser decreases CH activity at least 10(5)-fold, consistent with a nucleophilic role for Cys148 (analogous to the catalytic Cys residue in TS).
(17) The second gene of this pair, tDNA(Asp), is totally dependent on the first gene, tDNA(Arg), and its promoter components, for homologous in vitro transcription.
(18) The long in vivo half-life and high selectivity for peripheral CCK receptors make ASP suitable for investigations on the physiological and pharmacological actions of CCK.
(19) In contrast, the inactive mutant subunit in which Gly-128 was replaced by Asp exhibited a spectrum virtually identical to that of the wild-type protein.
(20) Thus, specific 125I-fibronectin binding was inhibited by excess unlabeled fibrinogen or fibronectin, the anti-GP IIb-IIIa monoclonal antibody 10E5, the decapeptide from the carboxyl terminus of the fibrinogen gamma-chain, and the tetrapeptide Arg-Gly-Asp-Ser from the cell-binding domain of fibronectin.
Aspen
Definition:
(n.) Alt. of Asp
(a.) Of or pertaining to the aspen, or resembling it; made of aspen wood.
Example Sentences:
(1) The private company Aspen Medical, which won a $20m contract to build an Ebola treatment centre in Sierra Leone, gave $30,000 to the Liberal party.
(2) Rich people glide across it on skis and 4X4s, between resorts at Aspen, Crested Butte and Breckenridge.
(3) Speaking at an address to the Aspen Institute of India, Ramesh hailed the alliance between the Basic countries as a "watershed" moment that highlighted the growing influence of emerging economies in general and China in particular.
(4) Of the 734 adult tibial fractures treated in Aspen, Colorado, from 1968-1978, follow-up results were obtained on 527 (72%).
(5) A cDNA clone (Ptomt 1) encoding a lignin-bispecific O-methyltransferase (OMT) was isolated by immunological screening of a lambda gt11 expression library prepared from mRNA of developing secondary xylem of aspen (Populus tremuloides).
(6) The yeast flora of the majority of studied plants is diverse and comprises 10--20 species (in cabbage, potato, linden, aspen, and pear trees).
(7) Earlier in the Aspen discussion, for example, he talked about the Stuxnet worm – which was used to destroy centrifuges in the Iranian nuclear programme – as something that was obviously created by a nation-state, but affected not to know that the US was one of the nation-states involved.
(8) He told reporters at the Aspen Security Forum: “It was not part of the discussion.” Davutoğlu, when asked if the agreement with the US to use Incirlik base included the long-time Turkish demand of creating a safe haven in northern Syria, said it took into account Turkey’s considerations.
(9) The prime minister said the government would provide up to $20m for an Australian company, Aspen Medical, to run the UK-built medical centre in Sierra Leone until mid next year.
(10) Lyndon Haviland, a senior health fellow at the US-based Aspen Institute, said: "Children have high mortality.
(11) The Aspen Institute's New Voices Fellowship , launched this year with support from the Bill & Melinda Gates foundation, is one attempt to start figuring out an answer by providing both media coaching and contacts for development experts from Africa and, eventually, other parts of the developing world.
(12) My personal journey to the iPad began around 16 years ago in Aspen, Colorado.
(13) Palin acknowledged that he is usually painted as the villain for squashing the idea of a stage tour after the Aspen festival, but he was cautiously supportive of the adaptation.
(14) This culture also readily fermented hemicellulose hydrolysates obtained by mild acid hydrolysis of either hydrogen fluoride treated or steam exploded Aspen wood.
(15) Mouse hepatoma cell line, Hepa-1, was exposed to acetone extracts of hardwoods (alder and aspen), softwoods (pine and a mixture of pine and spruce) and cellulose materials.
(16) The inner microflora of blood-sucking mosquitoes genus Aedes inhabiting different biotops of aspen-birch woods of the Tomsc Priob region has been investigated.
(17) The Aspen Art Museum designed by architect Shigeru Ban.
(18) A biphasic pattern of gene expression and enzyme activity for OMT was observed from xylem samples of aspen during the growing season which suggests linkage between gene expression for a monolignol biosynthetic enzyme and seasonal regulation of xylem differentiation in woody plants.
(19) The regular occurrence of Giardia cysts in Aspen and Snowmass water was associated with lower rates of giardiasis acquisition than reported during outbreaks of waterborne giardiasis.
(20) The influence of acetone extract vapours of pepper, poplar buds, linden and aspen was tested.