(v. t.) To lap or lay in plaits or folds; to lay one part over another part of; to double; as, to fold cloth; to fold a letter.
(v. t.) To double or lay together, as the arms or the hands; as, he folds his arms in despair.
(v. t.) To inclose within folds or plaitings; to envelop; to infold; to clasp; to embrace.
(v. t.) To cover or wrap up; to conceal.
(v. i.) To become folded, plaited, or doubled; to close over another of the same kind; to double together; as, the leaves of the door fold.
(v.) A doubling,esp. of any flexible substance; a part laid over on another part; a plait; a plication.
(v.) Times or repetitions; -- used with numerals, chiefly in composition, to denote multiplication or increase in a geometrical ratio, the doubling, tripling, etc., of anything; as, fourfold, four times, increased in a quadruple ratio, multiplied by four.
(v.) That which is folded together, or which infolds or envelops; embrace.
(n.) An inclosure for sheep; a sheep pen.
(n.) A flock of sheep; figuratively, the Church or a church; as, Christ's fold.
(n.) A boundary; a limit.
(v. t.) To confine in a fold, as sheep.
(v. i.) To confine sheep in a fold.
Example Sentences:
(1) Patient plasma samples demonstrated evidence of marked complement activation, with 3-fold elevations of C3a desArg concentrations by the 8th day of therapy.
(2) 5-Azacytidine (I) stability was increased approximately 10-fold over its stability in water or lactated Ringer injection by the addition of excess sodium bisulfite and the maintenance of pH approximately 2.5.
(3) Radioligand binding studies revealed the presence of a single class of high-affinity (Kd = 2-6 X 10(-10) M) binding sites for ET-1 in both cells, although the maximal binding capacity of cardiac receptor was about 6- to 12-fold greater than that of vascular receptor.
(4) The enzyme was solubilized by Triton X-100 and purified approximately 480-fold by gel filtration and affinity chromatography on alanine methyl ketone-AH-Sepharose 4B.
(5) The DNA untwisting enzyme has been purified approximately 300-fold from rat liver nuclei.
(6) IP3 increased 1.7-fold and IP2 1.6-fold after 20 and 40 s, respectively.
(7) Short incubations with heparin (5 min) caused a release of the enzyme into the media, while longer incubations caused a 2-8-fold increase in net lipoprotein lipase secretion which was maximal after 2-16 h depending on cell type, and persisted for 24 h. The effect of heparin was dose-dependent and specific (it was not duplicated by other glycosaminoglycans).
(8) The following conclusions emerge: (i) when the 3' or the 3' penultimate base of the oligonucleotide mismatched an allele, no amplification product could be detected; (ii) when the mismatches were 3 and 4 bases from the 3' end of the primer, differential amplification was still observed, but only at certain concentrations of magnesium chloride; (iii) the mismatched allele can be detected in the presence of a 40-fold excess of the matched allele; (iv) primers as short as 13 nucleotides were effective; and (v) the specificity of the amplification could be overwhelmed by greatly increasing the concentration of target DNA.
(9) Epicanthal folds were present in 46%, mongoloid slanting of the lids in 72% of cases.
(10) The estimated DNA compaction ratio (approximately 3-fold) is consistent with a significant degree of nucleosome unfolding in the hyperstimulated BR genes.
(11) Two hours after refeeding rats fasted for 48 h, ODC activity increased 40-fold in mucosa from the intact jejunum and 4-fold in the mucosa of the bypassed segments.
(12) Transfection of the treated DNA into SOS-induced spheroplasts results in an increase in mutagenesis as great as 50-fold.
(13) ACh released from the vesicular fraction was about 100-fold more than could be accounted for by miniature end-plate potentials; possible causes of this overestimate are discussed.
(14) In strains completely deleted for galR, the gene which encodes the Gal repressor, the operon is derepressed by only 10-fold without an inducer.
(15) The amount of water, creatinine, electrolytes, proteins, and enzymes were higher during the day (up to three fold, p always less than 0.05), while equal amounts of amino acids were excreted in the day and the night period.
(16) TNBS reacts to an extremely small extend with hemoglobin over the concentration range 0.4 to 4 mM whereas FDNB reacts with hemoglobin to a very large extent (50 fold more than TNBS).
(17) Rates of PC in vitro metabolism by liver and kidney cytosolic cysteine conjugate beta-lyases (beta-lyases) were similar, but metabolism by renal mitochondrial beta-lyase occurred at a 3-fold higher rate than the rate obtained with hepatic mitochondrial beta-lyase.
(18) Dietary factors affect intestinal P450s markedly--iron restriction rapidly decreased intestinal P450 to beneath detectable values; selenium deficiency acted similarly but was less effective; Brussels sprouts increased intestinal AHH activity 9.8-fold, ECOD activity 3.2-fold, and P450 1.9-fold; fried meat and dietary fat significantly increased intestinal EROD activity; a vitamin A-deficient diet increased, and a vitamin A-rich diet decreased intestinal P450 activities; and excess cholesterol in the diet increased intestinal P450 activity.
(19) On the other hand, if we correct for the population of HMM with degraded light chain 2, the difference in the binding constants in the presence and absence of Ca2+ may be as great as 5-fold.
(20) The gene, which is located at chromosome XIII, is transcribed as a mRNA of about 2.7 kilobases, and the amount of message has been found to increase 3- to 4-fold during the culture.
Wall
Definition:
(n.) A kind of knot often used at the end of a rope; a wall knot; a wale.
(n.) A work or structure of stone, brick, or other materials, raised to some height, and intended for defense or security, solid and permanent inclosing fence, as around a field, a park, a town, etc., also, one of the upright inclosing parts of a building or a room.
(n.) A defense; a rampart; a means of protection; in the plural, fortifications, in general; works for defense.
(n.) An inclosing part of a receptacle or vessel; as, the walls of a steam-engine cylinder.
(n.) The side of a level or drift.
(n.) The country rock bounding a vein laterally.
(v. t.) To inclose with a wall, or as with a wall.
(v. t.) To defend by walls, or as if by walls; to fortify.
(v. t.) To close or fill with a wall, as a doorway.
Example Sentences:
(1) Within the outflow tract wall, the labelled cells were enmeshed by strands of alcian blue-stained extracellular matrix.
(2) The rise of malaria despite of control measures involves several factors: the house spraying is no more accepted by a large percentage of house holders and the alternative larviciding has only a limited efficacy; the houses of American Indians have no walls to be sprayed; there is a continuous introduction of parasites by migrants.
(3) With aging, the blood vessel wall becomes hyperreactive--presumably because of an augmented vasoconstrictor and a reduced vasodilator responsiveness.
(4) At operation, the tumour was identified and excised with part of the aneurysmal wall.
(5) The role of whole Mycobacteria, mycobacterial cell walls and waxes D as immunostimulants was well established many years ago.
(6) The lesion (10.6 X 9.8 mm) was a well-defined ellipsoid granuloma due to a foreign body with a central zone of necrosis surrounded entirely by a fibrous wall.
(7) During the digestion of these radiolabeled bacteria, murine bone marrow macrophages produced low-molecular-weight substances that coeluted chromatographically with the radioactive cell wall marker.
(8) All patients with localized subaortic hypertrophy had left ventricular hypertrophy (left ventricular mass or posterior wall thickness greater than 2 SD from normal) with a normal size cavity due to aortic valve disease (2 patients were also hypertensive).
(9) Its pathogenesis, still incompletely elucidated, involves the precipitation of immune complexes in the walls of the all vessels.
(10) The standard varies from modest to lavish – choose carefully and you could be staying in an antique-filled room with your host's paintings on the walls, and breakfasting on the veranda of a tropical garden.
(11) The following possible explanations were discussed: a) the tested psychotropic drugs block prostaglandin receptors in the stomach; b) the test substances react with prostaglandin in the nutritive solution; c) the substances stimulate metabolic processes in the stomach wall that break down prostaglandin.
(12) It may, however, be useful to compare local wall dynamics in the more isometrically-contracting basal segment with those in the middle portion which brings about most of the emptying of the ventricle.
(13) Their levels in urine are a useful indicator of the integrity of membrane barriers of the kidney glomerular capillary wall.
(14) The resistance of GSA 65 to proteolytic degradation, together with previous immunofluorescence data that indicate the antigen is an integral part of the G. lamblia cyst wall, suggests that this molecule may play a role in maintaining the integrity of the cyst in vivo.
(15) Polypeptide factor isolated from vascular wall of the cattle ("vasonin") was shown to affect the immunogenesis and hemostasis, to stimulate kallikrein-kinin system and to accelerate processes of regeneration.
(16) In the case with a more distally situated VSD, the bundle branches skirted the anterior and distal walls of the defect.
(17) Cholecystectomy provided successful treatment in three of the four patients but the fourth was too ill to undergo an operation; in general, definitive treatment is cholecystectomy, together with excision of the fistulous tract if this takes a direct path through the abdominal wall from the gallbladder, or curettage if the course is devious.
(18) Following injections of HRP into the apex of the heart, the sinoatrial (SA) nodal region and the ventral wall of the right ventricle, we observed that HRP-labeled sympathetic neurons were localized predominantly in the right stellate ganglia, and to a lesser extent, in the right superior and middle cervical ganglia, and left stellate ganglia.
(19) A temperature-sensitive mutant of Saccharomyces cerevisiae was identified which at the restrictive temperature of 37 degrees C is unable to secrete a number of cell wall-associated proteins and thus resembles previously reported sec mutants.
(20) Polypropylene mesh was used to repair the abdominal wall.