(n.) A marine, bivalve mollusk, of the genus Teredo and allies, which burrows in wood. See Teredo.
(n.) Any bivalve mollusk (Saxicava, Lithodomus, etc.) which bores into limestone and similar substances.
(n.) One of the larvae of many species of insects, which penetrate trees, as the apple, peach, pine, etc. See Apple borer, under Apple.
(n.) The hagfish (Myxine).
Example Sentences:
(1) Changes in haemolymph juvenile hormone (JH) concentrations of larvae of the southwestern corn borer, Diatraea grandiosella, were used to estimate the activity of the corpora allata.
(2) 1964.-A highly proteolytic bacterial species was isolated from the alimentary canal of the marine borer, Limnoria.
(3) European corn borer phosphodiesterase is highly activated by (NH4)2SO4 and moderately activated by NH4C1 (pH 7.6, 33 degrees).
(4) Worse, pests like the berry borer beetle and leaf rust fungus are flourishing as the world warms.
(5) It utilizes the clasper from male pharate adult European corn borers and measures the incorporation of [14C]N-acetylglucosamine.
(6) The results obtained with a borer electrode, designed by the authors, are reported (130 cases).
(7) The major quantitative characteristics of chromosomal Q-HR variability were shown to be very similar in oil-borers and natives, and this is considered to be the result of specific selection of individuals according to the amount of Q-HRs in their genome.
(8) The acetone precipitation procedure, introduced by Gluck, L., Kulovich, M.V., Borer, R.C.
(9) Results of field physiologic and hygienic investigations of borer's work schedule during the subterranean gold extraction in the Chukot Range [correction of Chukotka] are presented.
(10) The E and Z pheromonal strains of the European corn borer, Ostrinia nubilalis, are characterized by female production of and male preference for opposite blends of (E)-11-and (Z)-11-tetradecenyl acetate.
(11) Spores of two microsporidia, Nosema pyrausta (from the European corn borer, Ostrinia nubilalis) and N. furnacalis (from the Asian corn borer, O. furnacalis) were harvested from laboratory-reared O. nubilalis caterpillars and purified by centrifugation through Percoll.
(12) Dithyreanitrile inhibits feeding of fall armyworm (Spodoptera frugiperda) and European corn borer (Ostrinia nubilalis) larvae.
(13) Both compounds are effective antifeedants when incorporated into artificial diets and fed to fall armyworm (Spodoptera frugiperda) or European corn borer (Ostrina nubilalis) larvae.
(14) Ultrastructural examination of diapause and nondiapause larval brains of the European corn borer disclosed anatomical differences that may be related to the insect's "blood-barrier".
(15) In in vitro tests caffeine (0.008 M) and theophylline (0.008 M) inhibit phosphodiesterase more effectively in European corn borer larvae than in crayfish, ovine, bovine, or rat tissue.
(16) An adduct of Kepone, Kelevan, is now distributed by Spiess and Sohn, Chemische Fabrik, Germany, with an as yet unknown manufacturer, for control of the Colorado potato beetle in Eastern Europe and Ireland, and for control of the banana root borer in the cameroons, Caribbean, and South America.
(17) The pest, berry borer beetle, was unknown until about 2000 in Ethopia, Uganda, Burundi and Rwanda, as it preferred the warmer temperatures at lower altitudes.
(18) (E,Z)-3,13-octadecadien-1-ol acetate, and (Z,Z)-3,13-octadecadien-1-ol acetate, isolated from the female lesser peachtree borer, Synanthedon pictipes (Grote and Robinson), and the female peachtree borer, Sanninoidea exitiosa (Say), respectively, strongly attract the respective males of these species in field bioassays.
(20) Dr David Schudel of Keith Borer Consultants said: "The new GPS devices are bulkier and protrude from the leg, lending themselves open to being snagged, twisted or rotated away from the leg, and are generally likely to be subject to greater forces in normal wear than the old style tags."
Mollusc
Definition:
(n.) Same as Mollusk.
Example Sentences:
(1) The four hosts (Mollusc -- Crustacean -- Odonat -- Amphibian) are obligatory in the life cycle for it is impossible to infect the Insects directly with the cecariae or the frog (tadpoles as well as adults) with the mesocercariae.
(2) A newly developed method of internal dialysis was applied together with the voltage clamp method to the isolated neurons of molluscs Helix pomatia and Limnea stagnalis.
(3) We have demonstrated that M. edulis, a marine bivalve mollusc, reacts to the vertebrate monokines interleukin-1, -6 and TNF.
(4) On the other hand, the major arsenic compound in fish, crustacea and molluscs has been identified as arsenobetaine, which is an arseno-analog of glycinebetaine, a very common osmo-regulator in living organisms.
(5) The microsporidia are a group of unusual, obligately parasitic protists that infect a great variety of other eukaryotes, including vertebrates, arthropods, molluscs, annelids, nematodes, cnidaria and even various ciliates, myxosporidia and gregarines.
(6) Natural crystals of ferritin occurring in the yolk platelets of a mollusc oocyte were studied.
(7) Sensory neurons of the photic pathway in the nudibranch mollusc Hermissenda crassicornis are cholinergic and the synaptic interactions between the photic and vestibular systems have been well characterized electrophysiologically.
(8) Whatever the type of TM-NTM association (lasting association, during prepatent period and production period, association only during the exposure of the molluscs to the miracidia), the presence of NTM involved a significant increase of S. mansoni cercarial production.
(9) It was demonstrated earlier that PAF-positive cells located in the gut epithelium of the same molluscs show immunostaining with mammalian anti-insulin serum which indicates the production of insulin or insulin-like substance.
(10) The fluorescent dye 5(6)-carboxyfluorescein (5-CF) travels quickly up the nerves of the gastropod mollusc, Lymnaea stagnalis into the buccal ganglia and fills the cell bodies in 1-3 h. 5-CF filled neurones can be located in the intact ganglia with low intensity blue light.
(11) Recently, such a developmental strategy has been used to investigate the functional assembly of different forms of non-associative learning (habituation, dishabituation and sensitization) in the marine mollusc Aplysia.
(12) Habituation, one of the simplest behavioral paradigms for studying memory, has recently been examined on the cellular level in the gill-withdrawal reflex in the mollusc Aplysia and in the escape response in cray-fish.
(13) The anti-G beta, gamma antibodies recognized a 35-36-kDa protein in brain of vertebrates such as mammals (rat), avians (pigeon), amphibians (frog), fish (trout), and reptiles (turtle) but not in the invertebrates such as molluscs (snail) and insects (locust).
(14) We have studied the effects of dopamine on the gill withdrawal reflex evoked by tactile siphon stimulation in the margine mollusc Aplysia.
(15) It seems that most mollusc infections occur in February-March and at the end of summer-beginning of autumn periods.
(16) The development of microparticulate food particles for marine suspension-feeders is discussed with respect to the difficulties of nutrient delivery in the aquatic environment and to feeding and digestion in crustacea and bivalve molluscs.
(17) The structure and function of the digestive gland of the gastropod mollusc, Bithynia tentaculata, was investigated using ultrastructural, histochemical, and cytochemical techniques.
(18) The bag cells of the marine mollusc Aplysia are well-characterized neuroendocrine cells that initiate egg laying, but the natural stimulus triggering bag-cell activity has not been determined.
(19) Immunochemically, the major common epitope expressed by the neutral fraction glycolipids of the 3 taeniid species is the same or very similar to the glycosphingolipid, neogalatriaosyl ceramide derived from the marine mollusc Turbo cornutus (Gal(beta 1-6) Gal(beta 1-6) Gal(beta 1-1)Cer).
(20) Pharmacologic activation of endogenous protein kinase C (PKC) together with elevation of the intracellular Ca2+ level was previously shown to cause reduction of two voltage-dependent K+ currents (IA and ICa2+-K+) across the soma membrane of the type B photoreceptor within the eye of the mollusc Hermissenda crassicornis.