(n.) One of the Insecta; esp., one of the Hexapoda. See Insecta.
(n.) Any air-breathing arthropod, as a spider or scorpion.
(n.) Any small crustacean. In a wider sense, the word is often loosely applied to various small invertebrates.
(n.) Fig.: Any small, trivial, or contemptible person or thing.
(a.) Of or pertaining to an insect or insects.
(a.) Like an insect; small; mean; ephemeral.
Example Sentences:
(1) Employed method of observation gave quantitative information about the influence of odours on ratios of basic predeterminate activities, insect distribution pattern and their tendency to choose zones with an odour.
(2) Suspensions of isolated insect flight muscle thick filaments were embedded in layers of vitreous ice and visualized in the electron microscope under liquid nitrogen conditions.
(3) After treatment of larvae of instar 1 at preimago stages about 77% of the insects died.
(4) The presence of potential insect vectors and the occurrence of clinical signs are indications of active transmissions.
(5) Spectrophotometric tests for the presence of a lysozyme-like principle in the serum also revealed similar trends with a significant loss of enzyme activity in 2,4,5-T-treated insects.
(6) Radiation inactivation and simple target theory were employed to determine the molecular weight of an insect CNS alpha-bungarotoxin binding component in the presence and absence of a cross-linking reagent, dimethyl suberimate.
(7) Bacillus thuringiensis subspecies kurstaki (Btk) and subspecies berliner (Btb) both produce lepidopteran-specific larvicidal protoxins with different activities against the same insect species.
(8) Phyla as diverse as insects, birds, and mammals possess distinct HRAS and KRAS sequences, suggesting that these genes are essential to metazoa.
(9) Compounds identified as sex attractant pheromones in a number of phytophagous insects were found in a variety of host plants.
(10) casseliflavus from 43.5% of members of the 37 taxa of insects.
(11) This is the first demonstration of a 2-hydroxylated carotenoid in an insect.
(12) Among the most highly expressing transformed plants for each gene, the plants with the partially modified cryIA(b) gene had a 10-fold higher level of insect control protein and plants with the fully modified cryIA(b) had a 100-fold higher level of CryIA(b) protein compared with the wild-type gene.
(13) Expression of these two cDNAs in insect cells by recombinant baculovirus revealed that the alpha 1 subunit, after noncovalent association with the beta subunit, has the same potency as the native alpha subunit purified from the pituitary.
(14) We have examined the organization of the repeated and single copy DNA sequences in the genomes of two insects, the honeybee (Apis mellifera) and the housefly (Musca domestica).
(15) But pipeline opponents say that by moving beetles from the Nebraska sandhills and mowing miles of grass where the insects once lived, TransCanada has illegally begun construction on the project.
(16) The complete amino acid sequence of 147 residues was determined automatically for a major dimeric component (CTT VI) of the insect larva Chironomus thummi thummi (Diptera).
(17) Peptides B and C are isoforms of a 43-residue peptide which contains 6 cysteines and shows significant sequence homology to insect defensins, initially reported from dipteran insects.
(18) The results suggested that allergenic cross-reactivity between some fly species exists, and may extend to taxonomically unrelated insect species.
(19) The species studied were Triatoma infestans, Triatoma brasiliensis, Triatoma vitticeps, Triatoma pseudomaculata, Rhodnius prolixus and Panstrongylus megistus, and 34 to 348 insects were studied in each group (average, 190).
(20) There is evidence that they might predate on our native shrimps, on our insect larvae, possibly fish eggs.
Phasmid
Definition:
(n.) Any orthopterous insect of the family Phasmidae, as a leaf insect or a stick insect.
Example Sentences:
(1) From one phasmid, several marA-containing fragments were cloned: those of greater than or equal to 7.8 kbp restored the ability to form Mar mutants in a deletion strain.
(2) Spermatids from two phasmid species were seen to possess an unusually large amount of microtubules along the nucleus and tail.
(3) kurstaki (strain Dipel) and galleriae (strain 11-67) have been constructed on the basis of phasmid vector lambda pSL5.
(4) On their descent they found droppings that seemed too large to be from any other insect and decided to return at night when the phasmids were known to be active.
(5) The bat gene product can also antagonize the lambda cI repressor as shown by the observation that lambda pR phasmids are virulent on a homoimmune lysogen.
(6) The region available for recombination spans the homologous sequence shared by the plasmid and the phasmid.
(7) After scaling the mount and not seeing any of the phasmids, the scientists resigned themselves to heading home empty-handed.
(8) By means of interspecific complementation of an Escherichia coli recA- mutation with phasmids containing a gene bank from an obligate methylotroph, Methylobacillus flagellatum (Mf), the recA+ gene from this bacterium was identified.
(9) These are amphid neurons ADF, ASH, ASI, ASJ, ASK, and ADL and phasmid neurons PHA and PHB.
(10) The psu gene product of "phasmid" (phage-plasmid) P4 acts as a transcription antitermination factor in trans and in cis, respectively, within the morphogenic operons of its P2 phage helper during lytic viral development and on P4 itself during the establishment stage of its alternative mode of propagation as a plasmid.
(11) When an L1 shuttle phasmid containing a cloned gene conferring kanamycin resistance in E. coli was introduced into M. smegmatis, stable kanamycin-resistant colonies--i.e., lysogens--were obtained.
(12) Recombinant phasmid clones, carrying delta-endotoxin-coding genes of both subspecies have been isolated by means of immunoenzyme screening.
(13) pKGB2 is a phasmid vector with a cloning capacity of about 7.5 kb; useful unique cloning sites are SacI and SacII in the streptomycin resistance determinant and PvuI and XhoI in the kanamycin resistance determinant.
(14) For this, DNA isolated from the mycobacteria was treated by EcoRI restrictases and the fragments of 8-17 thousand nucleotide pairs were crosslinked with the phasmid DNA.
(15) A lateral line, a vaginal opening, a pair of phasmids, and an anus were identified in the body portion.
(16) All the recombinant phasmids complementing the lysA gene of E. coli contain common 2.2 kb and 3.3 kb EcoRI C. glutamicum DNA fragments.
(17) The extent of differentiation of the sex organs was found to be greater than that of 3rd-stage Dioctophyma renale, or of the infective stage of Trichinella spiralis, and comparable with the late 4th-stage larva of secernentean (phasmid) nematodes.
(18) Shuttle phasmids can be transduced into a wide variety of mycobacterial species and thus should permit the development of molecular genetic systems for the mycobacteria.
(19) This phasmid utilizes the Spi- selection for insertions of DNA into the vector and has the ability to accept 2- to 19-kilobase Sau3A1, BamHI, BglII, BclI, or XhoII fragments; recombinants lysogenize immune hosts as single-copy-number selectable plasmids at 100% frequency.
(20) These temperate shuttle phasmids form turbid plaques on Mycobacterium smegmatis and, upon lysogenization, confer resistance to superinfection and integrate within the mycobacterial chromosome.