(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."
Myxine
Definition:
(n.) A genus of marsipobranchs, including the hagfish. See Hag, 4.
Example Sentences:
(1) The intramembrane organization of the occluding junctions in the gill epithelium of the Atlantic hagfish, Myxine glutinosa, was studied by means of freeze-fracture electron microscopy.
(2) Paramyxine atami, and Myxine garmani) revealed differences in chromosome number between germ cells (spermatocytes and spermatogonia) and somatic cells (liver, blood, gill, and kidney).
(3) Insulin has been isolated and purified from the islet organs of the cyclostome, Myxine glutinosa, by means of acid-ethanol extraction, fractional precipitation, and gel filtration.
(4) The yield of infectious T4 particles was reduced when myxin was present during multiplication.
(5) In the hagfish, Myxine glutinosa, the importance of anion exchange limitations or active proton transport with regard to the CO2 carrying properties of the blood are clearly much less than in the lamprey under the in vitro conditions of this study.
(6) Distribution patterns and densities of the IGF-1-like-immunoreactive structures in Myxine correlated with the measurements obtained by radioimmunoassay.
(7) In hagfish (Myxine glutinosa) the absence of Ca paradox seems to be due to the specific conditions concerning Ca exchange in the myocardial cell (large glycocalyx).
(8) Hagfish, Myxine glutinosa, were used in an investigation of the possible effects of various eicosanoids and the prostaglandin synthetase inhibitor indomethacin, on cortisol production, blood pressure control, urine flow and electrolyte balance.
(9) Since a strictly tryptic-like enzyme was found to destroy hagfish insulin rapidly, the enzyme converting proinsulin to insulin must--in addition to a carboxy-peptidase-B-like activity--have a different specificity in Myxine.
(10) By the use of radioimmunoassay and chromatography peptides related to insulin-like growth factor 1 (IGF-1) have been identified in the cylostomian species Myxine glutinosa.
(11) The vascular pathways associated with the glomerulus of the Atlantic hagfish, Myxine glutinosa have been studied by scanning electron microscopy of corroded resin casts of the vasculature.
(12) The principal bile salt, myxinol disulphate, of two hagfish species, Eptatretus stoutii and Myxine glutinosa, has been shown by chemical methods and by optical-rotatory and mass-spectral considerations to be probably the C-3,27-disulphate ester of 3beta,7alpha,16alpha,27-tetrahydroxy-5beta-cholestane.
(13) Single-strand breaks were present in the DNA of cells exposed to myxin, but when chloramphenicol was also present the breaks were found much earlier.
(14) The avidin-biotin peroxidase technique was used to determine the distribution of natriuretic peptides in the hearts and brains of the dogfish Squalus acanthias and the Atlantic hagfish Myxine glutinosa.
(15) Comparison of the rate and extent of penetration of test compounds from plasma into brain and muscle of the hagfish, Myxine glutinosa, indicates that the blood-brain barrier is poorly developed or absent in this species.
(16) These data indicate that the extent of the lethal and metabolic damage to the cells by an exposure to myxin represents the result of competition between damage to and repair of cellular DNA.
(17) It seems that myxin is more effective against B. dermatitidis than amphotericin B.
(18) Comparisons between Petromyzon marinus, Lampetra planeri and Myxine glutinosa corroborate the paraphyletic status of the last one in the Agnathes.
(19) After exposure to myxin for 30 min (<1% survivors and >25% degradation of DNA), infection of these cells by T4 bacteriophage results in the renewal of DNA synthesis at a rate essentially equal to that found in T4-infected cells in the absence of myxin.
(20) The presence of annulate lamellae in the islet organ and associated tissues of Myxine glutinosa is believed to be related to the very high phylogenetic age of this species.