(1) The axons of A5, RPoOl and RaD neurons exhibit no lateral predominance in their spinal projections.
(2) This was treated with local radiation therapy consisting of 2700 rads administered in 15 fractions during a period of 28 days.
(3) Genetical analysis revealed that resistance to trimethoprim resulted from forward mutations at separate loci rather than back mutations of rad 6 or rad 18 alleles.
(4) Analysis was performed on all patients who received any amount of therapy (VSG) and on the Adequately Treated Group (ATG), who had received 5000 or more rads radiotherapy, two or more courses of chemotherapy, and had a minimum survival of 8 or more weeks (the interval that would have been required to have received either the radiotherapy or chemotherapy).
(5) Liability of retransplanted syngeneic skin grafts to rejection could be almost entirely abolished by their exposure to 300 rads irradiation before placement on the intermediate host.
(6) Fourteen patients entered the study and each received megavoltage therapy to give a mean dose of 4600 rad to the pituitary over 31 days.
(7) At the 200 rad level, the mouse with normal karyotype was compared with the T(1;13)70H translocation heterozygote and the Ts(1(13))7OH tertiary trisomic of normal appearance.
(8) Of these, the first 36 patients received single doses to the UHB, mid-body (MB), or LHB using doses of 600 rad to the UHB and 800 rad to MB and LHB.
(9) This treatment will be repeated until a total dose of 5000--6000 rad.
(10) The morphologic changes produced in the liver through irradiation at the rate of 1000 rad are characterized chiefly by a well expressed fatty dystrophia.
(11) The hypoxic fraction increased dramatically when these tumours invaded the subcutaneous tissues, or when tumours were implanted subcutaneously (TCD50 greater than 5,544 rad).
(12) In the membranes a phosphoprotein of 32 kDa belonging to the NADPH oxidase-cytochrome b-245 system (P. Bellavite et al., Free Rad.
(13) The radiation dose to the kidney (3.6 rad) and to the whole body (0.36 rad) was acceptable.
(14) The generation of cellular and supernatant IL 2R was: dependent on cellular activation, rapid, radioresistant (3000 rad), and inhibited by cycloheximide treatment.
(15) He was submitted to radiotherapy with linear acceleration (total dose of 4000 rads) and surgery, during which the tumor could not be completely removed due to its large size.
(16) Of mice treated with 500 rad, 44% were cured, as were 100% given 800 rad of treatment.
(17) External beam radiation was also given (6000 rads) to 16 patients for curative intent and (3000 rads) to 9 patients for palliative intent.
(18) In order to evaluate the usefulness of gamma-ray-irradiation to improve the tolerance to wear of the sockets, the worn surface of the 2.5 M rad gamma-ray-irradiated HDP sockets after total hip arthroplasty has been quantified by a newly-developed 3 dimensional (3-D) image analysis method in combination with scanning electron microscopy (SEM).
(19) 100 to 1600 rad doses did not produce adverse effects on these cells.
(20) Chromosome aberrations induced by 500 rads gamma ray irradiation (dicentrics, rings, and fragments) were observed at the ultrastructural level using the "whole mount" technique.
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.