(n.) One of several species of small rodents of the genus Mus and allied genera, larger than mice, that infest houses, stores, and ships, especially the Norway, or brown, rat (M. decumanus), the black rat (M. rattus), and the roof rat (M. Alexandrinus). These were introduced into America from the Old World.
(n.) A round and tapering mass of hair, or similar material, used by women to support the puffs and rolls of their natural hair.
(n.) One who deserts his party or associates; hence, in the trades, one who works for lower wages than those prescribed by a trades union.
(v. i.) In English politics, to desert one's party from interested motives; to forsake one's associates for one's own advantage; in the trades, to work for less wages, or on other conditions, than those established by a trades union.
(v. i.) To catch or kill rats.
Example Sentences:
(1) All rats were examined in the conscious, unrestrained state 12 wk after induction of diabetes or acidified saline (pH 4.5) injection.
(2) It was tested for recovery and separation from other selenium moieties present in urine using both in vivo-labeled rat urine and human urine spiked with unlabeled TMSe.
(3) It is supposed that delta-sleep peptide along with other oligopeptides is one of the factors determining individual animal resistance to emotional stress, which is supported by significant delta-sleep peptide increase in hypothalamus in stable rats.
(4) The microsomal preparations from untreated Syrian golden hamster livers exhibited higher activities of N-demethylation towards the macrolide antibiotics, erythromycin and troleandomycin, than those from untreated and phenobarbital-treated rats.
(5) Phospholipid methylation in human EGMs is distinctly different from that in rat EGMs (Hirata and Axelrod 1980) in that the human activity is not Mg++-dependent, and apparent methyltransferase I activity is located in the external membrane surface.
(6) Biochemical, immunocytochemical and histochemical methods were used to study the effect of chronic acetazolamide treatment on carbonic anhydrase (CA) isoenzymes in the rat kidney.
(7) In conclusion, in S-rats a glucose-stimulated insulin release is accompanied by an increase in IBF, but this is not observed in P-rats.
(8) Competition with the labelled 10B12 MAb for binding to the purified antigen was demonstrated in sera of tumor-bearing and immune rats.
(9) Nutritionally rehabilitated animals had similar numbers of nucleoli to control rats.
(10) This study examined the [3H]5-HT-releasing properties of 3,4-methylenedioxymethamphetamine (MDMA) and related agents, all of which cause significant release of [3H]5-HT from rat brain synaptosomes.
(11) Addition of phospholipase A2 from Vipera russelli venom led to a significant increase in the activity of guanylate cyclase in various rat organs.
(12) Spontaneous locomotor activity was lower in naloxone-infused rats on day 3 only.
(13) The LD50 of the following metal-binding chelating drugs, EDTA, diethylenetriaminepentaacetic acid (DTPA), hydroxyethylenediaminetriacetic acid (HEDTA), cyclohexanediaminotetraacetic acid (CDTA) and triethylenetetraminehexaacetic acid (TTHA) was evaluated in terms of mortality in rats after intraperitoneal administration and was found to be in the order: CDTA greater than EDTA greater than DTPA greater than TTHA greater than HEDTA.
(14) We have investigated a physiological role of endogenous insulin on exocrine pancreatic secretion stimulated by a liquid meal as well as exogenous secretin and cholecystokinin octapeptide (CCK-8) in conscious rats.
(15) The subcellular distribution of sialyltransferase and its product of action, sialic acid, was investigated in the undifferentiated cells of the rat intestinal crypts and compared with the pattern observed in the differentiated cells present in the surface epithelium.
(16) However, the groups often paused less and responded faster than individual rats working under identical conditions.
(17) After 55 days of unrestricted food availability the body weight of the neonatally deprived rats was approximately 15% lower than that of the controls.
(18) To examine the central nervous system regulation of duodenal bicarbonate secretion, an animal model was developed that allowed cerebroventricular and intravenous injections as well as collection of duodenal perfusates in awake, freely moving rats.
(19) In the present investigation we monitored the incorporation of [14C] from [U-14C]glucose into various rat brain glycolytic intermediates of conscious and pentobarbital-anesthetized animals.
(20) Gel filtration of the 40,000 rpm supernatant fraction of a homogenate of rat cerebral cortex on a Sepharose 6B column yielded two fractions: fraction II with the "Ca(2+) plus Mg(2+)-dependent" phosphodiesterase activity and fraction III containing its modulator.
Ret
Definition:
(v. t.) See Aret.
(v. t.) To prepare for use, as flax, by separating the fibers from the woody part by process of soaking, macerating, and other treatment.
Example Sentences:
(1) The rearrangement was presumed to be responsible for activation of the ret gene.
(2) A government-commissioned review into the RET, headed by the businessman and climate change sceptic Dick Warburton, concluded that while it has largely achieved its aims and helped create jobs in clean energy, it should be either wound back or cut off entirely.
(3) Although lidocaine and mexiletine increased RET, procainamide and disopyramide did not.
(4) With low grade astrocytomas, survival beyond 4 years was significantly worse (higher death rates) in the group receiving more than 1400 rets.
(5) Striking similarities were found between the functional pathways affected differentially by RET stimulation and well-defined cholinergic pathways which originate in the midbrain tegmentum.
(6) Oxipurinol plasma levels and plasma elimination half-life were investigated in five healthy volunteers after oral administration of 300 mg allopurinol in customary (A 300) and in slow-release preparation (A ret) in a double blind cross-over study.
(7) The nucleotide sequence indicates that the active ret transforming gene encodes a fusion protein with a carboxy-terminal domain which is 40 to 50% homologous to members of the tyrosine kinase gene family.
(8) But neither option from Dick’s report is closing down the RET, to be clear.” Abbott has previously blamed the RET for having a “significant impact” on power prices, although the Warburton report found this wasn’t the case.
(9) The remaining 6 patients suffered from prominent swallowing disturbances and their initial postoperative RETS demonstrated prolonged defective transit or the presence of gastroesophageal (GE) reflux.
(10) NBD-cholesterol linoleate (NBD-CL) and octadecyl rhodamine B (R18) were incorporated simultaneously into LDL, as a RET donor and a RET acceptor, respectively.
(11) The plan would overcome the effect of falling electricity demand on the real impact of the RET.
(12) RET-P1 and lectin binding did not always correspond in developing retina, indicating that at least part of the observed lectin label must be due to other glycoproteins or glycolipids.
(13) The review concedes this, and changed the rationale it used to argue in favour of getting rid of the RET.
(14) We have investigated the pH-dependent interaction between large unilamellar phospholipid vesicles (liposomes) and membrane vesicles derived from Bacillus subtilis, utilizing a fluorescent assay based on resonance energy transfer (RET) (Struck, D. K., Hoekstra, D., and Pagano, R. E. (1981) Biochemistry 20, 4093-4099).
(15) A vigorous defence of the RET, run by the Solar Council, is targeting the 20 most marginal Coalition electorates in the country.
(16) The RET is working – it has helped triple solar and wind energy since 2009, led to some $18bn in investment and grown jobs in the sector by more than 250%” said John Connor, chief executive of the Climate Institute.
(17) The pneumonitis was more frequently noted with increasing rets dose in both age groups (n.s.)
(18) The ret proto-oncogene shows a pattern of expression restricted to neuroendocrine tissue.
(19) In all the patients included in this study, dosage had exceded 1,600 rets.
(20) Immunoprecipitation with anti-phosphotyrosine antibody followed by Western blotting revealed that p57retTPC is constitutively phosphorylated, whereas the ret proto-oncogene products are not.