(n.) An orthopterous insect of the genus Blatta, and allied genera.
Example Sentences:
(1) Incidence of cockroach hypersensitivity was 58% among asthmatic adults and 69% among asthmatic children.
(2) The action of the venom of the wasp Campsomeris sexmaculata on the insect CNS has been studied using the cercal nerve-giant interneuron preparation of the sixth abdominal ganglion of the cockroach.
(3) The factors acting at the crayfish and cockroach blood-brain barrier are summarized in FIGURE 8 and would be well suited for providing efficient K+ spatial buffering of the CNS.
(4) The metathoracic musculature of the American cockroach Periplaneta americana was denervated by dissecting the nerves originating in the metathoracic ganglion on one side within 2 days after the last moult.
(5) The synaptic action of 4-aminopyridine (4-AP) was studied in the sixth abdominal ganglion of the cockroach Periplaneta americana L. The drug 4-AP did not modify the affinity of cholinergic receptors.
(6) The toxicities of Raid Max Roach Bait (sulfluramid) and COMBAT Roach Control System (hydramethylnon) to susceptible and field-collected German cockroaches were examined.
(7) In terrestrial insects such as locusts and cockroaches ventilatory movements are governed by a dominant oscillator in the metathoracic or anterior abdominal ganglion.
(8) Levels of ATP are near normal in the cockroach nerve cord when hypoxia is sufficient to cause coma as determined by behavioral observations and nerve cord electrical activity.
(9) Susceptibility to some antagonists of vitamin B6 was studied in frogs and cockroaches after operational intervention in their central nervous systems, and also in the intack frogs and cockroaches.
(10) A study was conducted to isolate and identify microorganisms of medical importance from cockroaches (Blattella germanica) and to ascertain their vector potential in the epidemiology of nosocomial infections.
(11) The susceptibility of American cockroaches, Periplaneta americana (L.); smoky brown cockroaches, P. fuliginosa (Serville); oriental cockroaches, Blatta orientalis L.; German cockroaches, Blattella germanica (L.); and brownbanded cockroaches, Supella longipalpa (F.), to Steinernema carpocapsae Weiser (All strain) was evaluated under laboratory conditions.
(12) There was no rejection of skingrafts by naive insects showing that the immune system of the cockroach had been triggered non-specifically to recognise tissue previously treated as "self".
(13) Salivary fluids of Blaberus craniifer, a common pest species of cockroach, were found to produce leukocytolysis and hemagglutination reactions of human blood cells under in vitro conditions.
(14) The effect of toxaphene upon ion fluxes of the central nervous system (CNS) of the cockroach, Periplaneta americana (L.), was studied in vitro.
(15) The first gonotrophic cycle of oocyte maturation was defined for virgin Blaberus discoidalis cockroaches.
(16) The rhetoric that sees innocent people labelled “marauding,” “swarms” and “cockroaches” is what makes it permissible for society to imprison them, and it should come as no surprise that women and children are at particular risk from punitive immigration laws.
(17) In addition, receptors in the fat-body of the American cockroach (Periplaneta americana) recognize the peptide, resulting in carbohydrate elevation in the blood.
(18) In these studies both dust mites and pollens were significant, but cat and cockroach allergy were also important.
(19) He congratulated the citizens on defending themselves from the "inyenzi" (cockroaches) and told them to keep up the good work.
(20) Indeed, diglycerides constitute the largest neutral lipid fraction in the hemolymph of silkmoths, locusts, cockroaches, bugs, etc.
Roach
Definition:
(n.) A cockroach.
(n.) A European fresh-water fish of the Carp family (Leuciscus rutilus). It is silver-white, with a greenish back.
(n.) An American chub (Semotilus bullaris); the fallfish.
(n.) The redfin, or shiner.
(n.) A convex curve or arch cut in the edge of a sail to prevent chafing, or to secure a better fit.
(v. t.) To cause to arch.
(v. t.) To cut off, as a horse's mane, so that the part left shall stand upright.
Example Sentences:
(1) Possible functional implications for color vision of neuropeptide-specific amacrine cells with uniform morphology in all three species and those with a more varied morphology in the tetrachromatic roach are discussed.
(2) The toxicities of Raid Max Roach Bait (sulfluramid) and COMBAT Roach Control System (hydramethylnon) to susceptible and field-collected German cockroaches were examined.
(3) If a phrase that expresses a comment about a noun can be omitted without substantially changing the meaning, and if it would be pronounced after a slight pause and with its own intonation contour, then be sure to set it off with commas (or dashes or parentheses): "The Cambridge restaurant, which had failed to clean its grease trap, was infested with roaches."
(4) All four curves show four sensitivity maxima at 361-398 nm, 421-448 nm, 501-544 nm and 634-666 nm which are related to the four known roach photopic visual pigments (Avery et al.
(5) The CPS, which has endured cuts of 27.5% in its budget under the coalition government, is already reviewing failed high-profile prosecutions such as those of the actors Michael Le Vell and Bill Roache as well as Evans.
(6) In some ways, roaches are no different to gorillas, gerbils or iguanas, or any other creatures that we don’t routinely eat.
(7) It could not be established whether the aminergic nuclei described are the origin of the fluorescent fibers in the hypophysis of the roach.
(8) It is produced by virgin females in most roaches, and the chemical structures have been identified for the American, German and Japanese cockroaches.
(9) Mercury, cadmium and lead were measured in the liver and flesh of 885 eels and 338 roach collected from four sites on the Rivers Brett and Chelmer, eastern England, over the period November 1985 to November 1987.
(10) What it is really about is how we see ourselves and how we feel about ourselves as people, Roach said.
(11) 263, 3029-3034; Banerjee, A., Roach, M. C., Trcka, P., and Luduena, R. F. (1990) J. Biol.
(12) In the tetrachromatic roach retina, two somatostatin-positive amacrine cell types were found with very different patterns of ramification; furthermore, both of these types occurred in more than one sublayer.
(13) Inevitably, again, in the wake of the Jimmy Savile scandal, attention has turned to the failed prosecutions of a series of celebrities including Coronation Street actors William Roache , Michael Le Vell and Andrew Lancel.
(14) Extracellular Cl- activity and intracellular Cl- activities of luminosity and biphasic-chromaticity type horizontal cells were measured in freshly isolated, non-superfused roach retinae using double-barrelled Cl- -sensitive micro-electrodes.
(15) In some ways, roaches are no different to gorillas, gerbils or iguanas, or any creatures that we don’t routinely eat Representatives of many of these enterprises have made their way to Ede, carting along product samples or prototypes to display in a large foyer at the conference hotel.
(16) Morphological patterns of the retina, cone size and density, rod density, rod-cone ratio, ganglion cell density, convergence of receptor cells, resolving power (RP) and regionalization were examined throughout life history in roach and in adults of asp, bream, common carp, roach and sabre carp.
(17) Glycogen synthase, the rate-limiting enzyme in glycogen biosynthesis, has been postulated to exist as isozymes in rabbit liver and muscle (Camici, M., Ahmad, Z., DePaoli-Roach, A.
(18) In electrophysiological experiments involving intracellular recording from horizontal cells in the isolated retina of the roach, light adaptation of the retina has been shown to result in potentiation both of (1) the depolarizing component of biphasic chromaticity type S-potentials, and (2) the temporal frequency transfer functions of photopic luminosity type horizontal cells.
(19) No history of roach powder ingestion was available at autopsy.
(20) Two hundred roach (Rutilus rutilus) were examined over a twelve-month period to provide information concerning the occurrence of Sphaerostoma bramae.