What's the difference between rag and rat?

Rag


Definition:

  • (v. t.) To scold or rail at; to rate; to tease; to torment; to banter.
  • (n.) A piece of cloth torn off; a tattered piece of cloth; a shred; a tatter; a fragment.
  • (n.) Hence, mean or tattered attire; worn-out dress.
  • (n.) A shabby, beggarly fellow; a ragamuffin.
  • (n.) A coarse kind of rock, somewhat cellular in texture.
  • (n.) A ragged edge.
  • (n.) A sail, or any piece of canvas.
  • (v. i.) To become tattered.
  • (v. t.) To break (ore) into lumps for sorting.
  • (v. t.) To cut or dress roughly, as a grindstone.

Example Sentences:

  • (1) Over the past 20 years the rag-and-bone trade has had a makeover.
  • (2) I usually use them as a rag with which to clean the toilet but I didn’t have anything else to wear today because I’m so fat.” While this exchange will sound baffling to outsiders, to Brits it actually sounds like this: “You like my dress?
  • (3) Confluent monolayers of capillary endothelial cells derived from Mongolian gerbil brain were irradiated with a single exposure of x-rays, and their radiosensitivity and sequential changes in morphology, staining intensity for factor VIII-related antigen (F VIII RAg), and capacity to produce prostacyclin (PGI2) were examined.
  • (4) Skeletal muscle mtDNA of three patients with mitochondrial encephalomyopathy, characterized clinically by myoclonic epilepsy and ragged-red fiber (MERRF) syndrome, has been sequenced to determine the underlying molecular defect(s).
  • (5) A distinctive pattern of subsarcolemmal mitochondrial aggregates, referred to as "ragged red fibers" in human mitochondrial myopathies, was observed in muscle biopsy samples from 1 dog.
  • (6) Endothelial cells of capillary vessels showed positive binding by UEA-1 lectin and the presence of factor VIII RAG.
  • (7) Four of the mutants had no effect on chylous ascites, but two mutants linked with ragged, and one unlinked, showed a complex situation involving enhancement, inhibition, epistacy and other interactions.
  • (8) There was a slight shortening in the thrombin time and a smaller increase in post-operative FVIII RAg and FVIII RCof levels in the HES group.
  • (9) There was no correlation between FVIII:RAg levels and radiation pneumonitis, radiation dose, volume of irradiated lung, tumor burden, or time-interval between exposure and sampling.
  • (10) In one of these, a probe designed specifically to detect deleted mtDNA identified abundant deleted mtDNA and its fusion transcript in RRF and lesser accumulations in non-ragged red cytochrome oxidase (COX) deficient fibres.
  • (11) Only in fragments of the biceps brachii muscle histological and histochemical investigations showed mitochondrial changes of the type of "ragged-red fibres".
  • (12) In situ hybridization to intact thymus and RNA blot analysis of isolated thymic subpopulations separated on the basis of T cell receptor (TCR) expression demonstrated that both TCR- and TCR+ cortical thymocytes express RAG-1 and RAG-2 messenger RNA's.
  • (13) Nuclear run-on assays showed that TPA completely repressed the transcription of RAG-1 within 30 min.
  • (14) A former Socialist party leader, he is a jovial, wise-cracking believer in consensus politics, who aides say never loses his rag and who so hates fights that he was once nicknamed "the marshmallow" within his own party, or "Flanby", after a wobbly caramel pudding.
  • (15) The Farage adviser said he looked back on many people within Ukip as “a bunch of rag-tag, unprofessional, embarrassing people who let Nigel down at every juncture.” He told the Guardian: “Someone needs to go in there with a big stick.
  • (16) Furthermore, we show that RAG can be expressed not only by CD3-TCR negative but also by CD3-TCRab or gd positive T-ALL cells.
  • (17) After fusion of HPRT- RAG cells with E. lutescens fibroblasts we demonstrated that the enzymes HPRT and G6PD are localized on the presumptive X chromosome.
  • (18) We analyzed the mitochondrial DNA of blood cells of 5 patients from a Chinese family with myoclonic epilepsy and ragged-red fiber disease.
  • (19) A small percentage of peripheral B cells also contained RAG-1 mRNA, raising the possibility that this protein may also be involved in immunoglobulin class switching.
  • (20) Exposure of isolated thymocytes to 12-O-tetra-decanoylphorbol 13-acetate (TPA)+ionomycin rapidly abolishes the expression of recombination-activating gene-1 (RAG-1) mRNA (3 h), down-regulates CD4 surface antigen expression (3 h), and enhances apoptosis (24 h).

Rat


Definition:

  • (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.

Words possibly related to "rag"

Words possibly related to "rat"