(n.) The sum of four units; four units or objects.
(n.) A symbol representing four units, as 4 or iv.
(n.) Four things of the same kind, esp. four horses; as, a chariot and four.
Example Sentences:
(1) These included bringing in the A* grade, reducing the number of modules from six to four, and a greater attempt to assess the whole course at the end.
(2) Low birth weight, short stature, and mental retardation were common features in the four known patients with r(8).
(3) It was shown in experiments on four dogs by the conditioned method that the period of recovery of conditioned activity after one hour ether anaesthesia tested 7 to 7.5 days.
(4) However, four of ten young adult outer arm (relatively sun-exposed) and one of ten young adult inner arm (relatively sun-protected) fibroblasts lines increased their saturation density in response to retinoic acid.
(5) A 61-year-old man experienced four bouts of pancreatitis in 1 year.
(6) The promoters of the adenovirus 2 major late gene, the mouse beta-globin gene, the mouse immunoglobulin VH gene and the LTR of the human T-lymphotropic retrovirus type I were tested for their transcription activities in cell-free extracts of four cell lines; HeLa, CESS (Epstein-Barr virus-transformed human B cell line), MT-1 (HTLV-I-infected human T cell line without viral protein synthesis), and MT-2 (HTLV-I-infected human T cell line producing viral proteins).
(7) In each study, all subjects underwent four replications (over two days) of one of the six permutations of the three experimental conditions; each condition lasted 5 min.
(8) Four cytotoxic antibiotics, bikaverin, duclauxine, PSX-1 and vermiculine, were examined with respect to their interference with glycolysis and respiration and their possible ionophoric or cytolytic activity.
(9) The invaginations were classified into four easily recognized types: regular, chunky, filigree, and ridge (present only in axon hillock regions).
(10) During the study period four family outbreaks and seven recurrences of infection were observed.
(11) These four antigens consisted of S of MNSs blood group, Lua of Lutheran blood group, and K and Kpa of Kell-Cellano blood group.
(12) Binding data for both ligands to the enzyme yielded nonlinear Scatchard plots that analyze in terms of four negatively cooperative binding sites per enzyme tetramer.
(13) Even so, amputation of fifteen extremities and four other major excisions were required in twelve patients.
(14) Four of the 39 ticks in our colony were infected with a spirochete; presumably, Borrelia crocidurae.
(15) Four other independent LCMV-GP2(275-289) specific H-2Db-restricted CTL clones also expressed V alpha 4 and V beta 10 gene elements.
(16) The hospital whose A&E unit has been threatened with closure on safety grounds has admitted that four patients died after errors by staff in the emergency department and other areas.
(17) Maximal covalent binding of [4,5-14C]ronidazole to DNA also required four-electron reduction, consistent with previous studies of the covalent binding of this agent to immobilized sulfhydryl groups [Kedderis et al.
(18) We investigated whether these peptides also affect the sleep EEG in humans when given intravenously by comparing polysomnographically the effects of four boluses of (1) placebo, (2) 50 micrograms GHRH or (3) 50 micrograms SRIF administered at 22.00, 23.00, 24.00 and 1.00 h to 7 male controls.
(19) Since the start of this week, markets have been more cautious, with bond yields in Spain reaching their highest levels in four months on Tuesday amid concern about the scale of the austerity measures being imposed by the government and fears that the country might need a bailout.
(20) In 14 of the patients the imaging results were checked against the histological findings of a subsequent thymectomy, which revealed four thymomas and (with the exception of one normal thymus) hyperplastic changes in all the others.
Quadripartition
Definition:
(n.) A division or distribution by four, or into four parts; also, a taking the fourth part of any quantity or number.
Example Sentences:
(1) Sequences in coding and noncoding regions of barley stripe mosaic virus (BSMV) RNAs 1, 2, and 3 were compared with those of the monopartite RNA genomes of potato virus X (PVX), white clover mosaic virus (WClMV), and tobacco mosaic virus, the bipartite genome of tobacco rattle virus (TRV), the quadripartite genome of beet necrotic yellow vein virus (BNYVV), and icosahedral tricornaviruses.
(2) RNA 3 of the beet necrotic yellow vein virus (BNYVV) quadripartite RNA genome is not essential for virus multiplication on leaves of Tetragonia expansa but has dramatic effects on symptom expression.
(3) The branching patterns of both the anterior and posterior segmental arteries were classified into one of four types: magistral, cruciate, bifurcating or quadripartite.
(4) The need for a unified theoretical model is addressed by integrating the elements of existing models into a quadripartite model in which the heterogeneity of sexual aggressors is accounted for by the prominence of potential etiological factors.
(5) The prepatterns obtained numerically account for several of these abnormalities, notably the occurrence of quadripartition in bipolar cells, or the arrest of cytokinesis.
(6) I hope the other committee chairs who make up the Quadripartite Committeewill back this as a matter of urgency.
(7) Beet necrotic yellow vein virus (BNYVV) has a quadripartite plus-strand RNA genome in which the two smallest genome components, RNA 3 and 4, are not necessary for virus multiplication in leaves.