(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.
Plica
Definition:
(v.) A disease of the hair (Plica polonica), in which it becomes twisted and matted together. The disease is of Polish origin, and is hence called also Polish plait.
(v.) A diseased state in plants in which there is an excessive development of small entangled twigs, instead of ordinary branches.
(v.) The bend of the wing of a bird.
Example Sentences:
(1) It has become indispensable to proper assessment of injuries of the menisci, cartilage, synovial folds, and plicae and for suspicion of isolated cruciate knee ligament rupture.
(2) To date no clear method of demonstrating the pathomechanics of the suprapatellar plica by arthroscopic means has been described.
(3) The taste buds are situated consistently at the tip of the Plica sublingualis and near the orifices of the submandibular and sublingual salivary glands.
(4) Likewise, anteromedial joint line tenderness is more likely to be related to a meniscal tear than to a pathological plica.
(5) At the areas bordering mucosal pits and beneath the tunicae plicae mucosae, the capillaries form glomera.
(6) A consecutive series of 28 patients (31 knees) with a symptomatic mediopatellar plica without concomitant lesions excised arthroscopically under local anaesthesia in the outpatient department is described.
(7) In 42 patients with chronic knee problems, arthrograms of the knee were obtained with evidence of the plica syndrome.
(8) In conclusion, the transverse palatine plicae in M. fuscata were formed from a thickening or eminence of the lamina propria, as opposed to the submucous tissue in the cat.
(9) The observation of the normal mucosa has revealed that in comparison with the cells overlying the flat surface of the stomach, those covering the plicae have a different surface structure with numerous microvilli and a peculiar organization of intercellular junctions.
(10) In sections without pathologic evidence of atherosclerosis, the cast surface characteristically demonstrated small longitudinal plicae, similar in size to those previously reported in studies with the scanning electron microscope.
(11) Medial patellar pain is more likely to be related to patellofemoral maltracking than to plica syndrome.
(12) There were also areas in the mucosal plicae where a large number of stromal cells expressing the PR were seen in the mucosal layer.
(13) The transverse palatine plicae or ridges numbered 7 or 8 symmetrically.
(14) It is concluded that excising a fibrosed mediopatellar plica large enough to cover the medial femoral condyle during flexion is followed by good results; local anaesthesia is sufficient and economical, and arthroscopic excision under local anaesthesia carries a low morbidity.
(15) Strict adherence to the indications outlined in this article should permit good results from pathologic plica resection.
(16) A 76-year-old male had orbital extension and regional lymph node involvement from an oncocytic carcinoma thought to have arisen in the plica semilunaris of the left eye.
(17) The crossed mediopatellar plica was found in 6 patients and in 1 patient it was the cause of plica syndrome.
(18) I describe a patient with rupture of the mediopatellar plica.
(19) On gastroscopic examination the plicae gastricae were numerous and strongly marked; moreover, they were granulated with numerous small haemorrhages.
(20) (4) The tunica media is composed of an outer circular layer of typical smooth muscle cells, and an inner longitudinally running plica of ramified smooth muscle cells.