(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.
Scab
Definition:
(n.) An incrustation over a sore, wound, vesicle, or pustule, formed by the drying up of the discharge from the diseased part.
(n.) The itch in man; also, the scurvy.
(n.) The mange, esp. when it appears on sheep.
(n.) A disease of potatoes producing pits in their surface, caused by a minute fungus (Tiburcinia Scabies).
(n.) A slight irregular protuberance which defaces the surface of a casting, caused by the breaking away of a part of the mold.
(n.) A mean, dirty, paltry fellow.
(n.) A nickname for a workman who engages for lower wages than are fixed by the trades unions; also, for one who takes the place of a workman on a strike.
(v. i.) To become covered with a scab; as, the wound scabbed over.
Example Sentences:
(1) In this patient's farm, the disease was present for the first time and affected only 2-month old lambs in the form of numerous papulo-pustules located on the lips and later covered by hard and thick scabs.
(2) The effect of an experimental polyetherurethane (PEU) wound covering with a high vapor permeability was compared with an occlusive wound covering (OpSite covering) and air exposure with respect to the rate of reepithelialization, eventual epidermal thickness, and scab thickness in 122 partial-thickness wounds in guinea pigs.
(3) We cannot rule out, however, that the recombinant human growth hormone affected the quality of the scab in full-thickness wounds and thereby only appeared to alter the wound-healing process.
(4) One protein (SCAB 3), released on demineralization of bone with 0.5 M EDTA, appears to represent the alpha 1 pN-propeptide that is normally released during proteolytic processing of type I procollagen.
(5) Treatment-related changes in the skin indicative of irritation (scaling, scabbing, hyperkeratosis, hyperplasia) were found in all 2-EHA-treated groups.
(6) Scabs which had been placed in a disinfecting apparatus (Vacudes 4000) filled with mattrasses consistently proved to be free of infectious vaccinia viruses in each of the chosen programs.
(7) The concepts of "artificial digestion" and "artificial scab" are introduced.
(8) As sheep scab is a notifiable disease in South Africa, it was not possible to include an untreated control group.
(9) The end of new lesion formation, scabbing, and the healing of lesions were all superior in patients treated with 10(5) U to those treated with 10(7) U interferon.
(10) The time to last vesicle formation, time to total scabbing, and time to total healing were measured until complete resolution of the exanthem.
(11) Scabs are suspended in buffer solution and an enriched core suspension is obtained after treatment with detergent, quelants and centrifugation.
(12) Histopathologically, necrosis, scabbing, cell infiltration and thickening of the epidermis were noted at the site of application in the 4.0% BCA group.
(13) Surveys of vertical frozen skin sections from lesions of sheep inoculated with Psoroptes ovis revealed new aspects of scab histopathology, particularly lipid layers adherent to epidermis forming beneath dermal vesicles.
(14) It is necessary to distinguish by differential diagnostics: swine pox, parakeratosis of swine, lesions of impetigo contagiosa suum, pustular dermatitis and scab of swine, from rarely occurring skin diseases of swine hypotrichosis cystica suis and demodicosis of swine.
(15) Consequently, their medial edges did not fuse but rather underwent embryonic would healing with re-epithelialisation (which often formed needle track invaginations), but no signs of inflammation or scar or scab tissue formation.
(16) It could be confirmed that the usual terminal disinfection with formaldehyde vapor was unable to completely disinfect the scabs.
(17) By day 7 collagenase concentrations approached the low concentrations of normal skin when epithelialization was complete and the scab rejected.
(18) alopecia, necrosis of the ear and scab formation, were completely inhibited by 1,25-D3 therapy.
(19) I don't know what else she'd already had done by 2007, but I can see incisions in the creases where her ears and cheeks meet that look so fresh, they still have tiny lines of scab.
(20) It became really like a scab he could pick when the economy cratered in the mid-1980s and a lot of people fell out of work,” Powell continued.