(n.) One of the very small invisible particles of which all matter is supposed to consist.
(n.) The smallest part of any substance which possesses the characteristic properties and qualities of that substance, and which can exist alone in a free state.
(n.) A group of atoms so united and combined by chemical affinity that they form a complete, integrated whole, being the smallest portion of any particular compound that can exist in a free state; as, a molecule of water consists of two atoms of hydrogen and one of oxygen. Cf. Atom.
Example Sentences:
(1) A series of human cDNA clones of various sizes and relative localizations to the mRNA molecule were isolated by using the human p53-H14 (2.35-kilobase) cDNA probe which we previously cloned.
(2) Glucocorticoids have numerous effects some of which are permissive; steroids are thus important not only for what they do, but also for what they permit or enable other hormones and signal molecules to do.
(3) The results demonstrated that K2PtCl4 was bound to a greater degree than CDDP in this system with 3-5 and 1-2 platinum atoms respectively, bound per transferrin molecule.
(4) Complementarity determining regions (CDR) are conserved to different extents, with the first CDR region in all family members being among the most conserved segments of the molecule.
(5) Even with hepatic lipase, phospholipid hydrolysis could not deplete VLDL and IDL of sufficient phospholipid molecules to account for the loss of surface phospholipid that accompanies triacylglycerol hydrolysis and decreasing core volume as LDL is formed (or for conversion of HDL2 to HDL3).
(6) However, the presence of these two molecules was restored if testosterone was supplemented immediately after orchiectomy.
(7) In the second approach, attachment sites of DTPA groups were directed away from the active region of the molecule by having fragment E1,2 bound in complex, with its active sites protected during the derivatization.
(8) PMNs could be primed for PMA-triggered oxidative burst by muramyl peptide molecules (MDP) and two of its adjuvant active nonpyrogenic derivatives.
(9) These same molecules may be equally responsible for the pathologic characteristics of the immune response seen, for example, in inflammatory bowel diseases.
(10) A cDNA library prepared from human placenta has been screened for sequences coding for factor XIIIa, the enzymatically active subunit of the factor XIII complex that stabilizes blood clots through crosslinking of fibrin molecules.
(11) T cell costimulation by molecules on the antigen presenting cell (APC) is required for optimal T cell proliferation.
(12) The lipid A moiety was shown to be responsible for this novel biological activity of the LPS molecule.
(13) Both systems indicated that the Kupffer cell modified endotoxin by enriching the lipid content of the molecule and shortening the length of the O-antigen.
(14) Photoreactions induced in that proper sensitizer molecules absorb UV-light or visible light.
(15) At 100 microM-ACh the apparent open time became shorter probably due to channel blockade by ACh molecules.
(16) Flow cytofluorometric analysis of the strain distribution of the molecules defined by the mAb revealed that two of the antibodies (I-22 and III-5) were directed against nonpolymorphic determinants of Thy-1, whereas V-8 mAb reacted only with Thy-1.2+ lymphocytes.
(17) At a fixed concentration of nucleotide the effectiveness of elution was proportional to the charge on the eluting molecule.
(18) The relative rates of reduction of several spin-labeled molecules that partition differently across the hy-drophobic-interface of inner membranes from rat liver mitochondria were investigated.
(19) The seve polypeptide chains investigated had generalyy similar properties; all contained two residues per molecule of tryptophan and N-acetylserine was the common N-terminal amino acid residue.
(20) Much information has accumulated on the isolation and characterization of a heterogeneous group of molecules that inhibit one or more of the bioactivities of interleukin 1.
Silene
Definition:
(n.) A genus of caryophyllaceous plants, usually covered with a viscid secretion by which insects are caught; catchfly.
Example Sentences:
(1) Of all materials evaluated, Xantopren Blue and Silene silicone impression materials provided the best results in vivo.
(2) Instead, mutation resulted in proteases with extraordinarily broad specificity profiles and high activity [Bone, R., Silen, J. L., & Agard, D. A.
(3) A cDNA clone (pFD1) derived from Silene pratensis ferredoxin mRNA was selected from a cDNA-library using the hybrid released translation technique.
(4) In Pisum leaf initiation is mainly the result of changes in the frequency of periclinal divisions at the leaf site whereas in Silene an increase in the rate of cell division seems more important since periclinal divisions are always present.
(5) 171:1320-1325) or in trans (Silen, J. L., and D. A. Agard.
(6) As far as the distance is concerned the results of the 21 subjects varied considerably; while some of the persons showed surprisingly good location ability, others supposed the noise to come from even outside the camera silens.
(7) Using this approach we have found that the thylakoid transfer signals of Silene pratensis plastocyanin, 23-kDa oxygen-evolving complex protein from wheat, and 33-kDa oxygen-evolving complex protein from wheat, are 25, 39, and 48 residues in length, respectively.
(8) alpha-Lytic protease is a bacterial serine protease of the trypsin family that is synthesized as a 39-kD preproenzyme (Silen, J. L., C. N. McGrath, K. R. Smith, and D. A. Agard.
(9) A survey of protein variability has been made in wild populations of Silene maritima, a perennial outcrossing coastal plant.
(10) A clear single processing intermediate, as was found with the import of Silene pratensis pre-plastocyanin, seems to be absent.
(11) Conformational properties and interactions with lipid membranes were studied for the chemically synthesized peptides PC(1-37) and PC(1-43), corresponding to the N-terminal 37 and 43 residues, respectively, of the transit peptide of the precursor to plastocyanin of Silene pratensis.
(12) In an oil painting by Rubens "The Drunken Silen" in possession of the Alte Pinakothek (old picture gallery), Munich, characteristic symptoms of hepatic insufficiency can be diagnosed.
(13) The precursor of the chloroplast protein ferredoxin from Silene pratensis was expressed in Escherichia coli.
(14) Longitudinal growth becomes dominant later in leaf development in Silene, as in Pisum.
(15) The precursor plastocyanin from Silene pratensis (white campion) has been expressed in Escherichia coli.
(16) This electrically silen 36-Cl flux was found to be about 10-3-fold larger than the chloride current calculated from the electrical parameters of the system.
(17) The distribution of the two alleles over chemical races of Silene pratensis in Europe is described; possible evolutionary relations between the various glycosyltransferases in Silene are discussed.
(18) An enzyme catalyzing the transfer of the glucosyl moiety of UDP-glucose to the 3-hydroxyl group of cyanidin has been demonstrated in petal extracts of Silene dioica mutants with cyanidin-3-O-glucoside in the petals.
(19) The occurrence in Pisum and Silene of periclinal divisions which do not seem to be related to concurrent outward growth suggests that the plane of division and the direction of growth may be controlled separately and in different ways.
(20) We have previously isolated mannoside and xylomannoside oligosaccharides with one or two terminal reducing N-acetylglucosamine residues from the extracellular medium of white campion (Silene alba) suspension culture.