(1) King crabs (Family Lithodidae) are among the world's largest arthropods, having a crab-like morphology and a strongly calcified exoskeleton.
(2) The anti-rickettsial activity of this drug was evaluated with regard to the determination of the numbers of surviving microorganism (LID100) and the in vivo concentration of erythromycin in both arthropod hosts.
(3) The method of detection of rickettsia in smears from the arthropods using the immunofluorescence technique and antibody response in mice inoculated with infected arthropods was found to be the most effective in these studies.
(4) The intensity of light for reliable cell killing (0.5 MW.m-2) was much greater than that used to kill arthropod neurones.
(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) These results suggest that the specificity of LAC virus-vector interactions is markedly influenced by the efficiency of the fusion function of the G1 envelope glycoprotein operating at the midgut level in the arthropod vector.
(7) Domestic swine were housed in four pens under controlled conditions to document arthropod transmission of vesicular stomatitis virus.
(8) The 12 additional arthropod species recorded from the woodland mice consisted of 1 nidicolous beetle, Leptinus orientamericanus; 1 bot, Cuterebra fontinella; 3 fleas, Ctenophthalmus pseudagyrtes, Orchopeas leucopus and Peromyscopsylla scotti; 1 tick, Dermacentor variabilis; 2 mesostigmatid mites, Androlaelaps fahrenholzi and Ornithonyssus bacoti; 3 chiggers, Comatacarus americanus, Euschoengastia peromysci, and Leptotrombidium peromysci; and 1 undescribed pygmephorid mite of the genus Pygmephorus.
(9) Lyme borreliosis is a protean infection caused by B burgdorferi, a recently recognized arthropod-borne spirochete.
(10) The first is characterized by afferent synapses to the brain with, in the sensory pedicle endings, structures similar to the presynaptic ribbons noted by some authors in photoreceptors of arthropods.
(11) The method is convenient, and could be useful for the study of arthropod neuromuscular junctions in general, since their nerve terminals do not release acetylcholine as a transmitter and cannot be stained by the more commonly used cholinesterase methods.
(12) The arthropod-borne virus (arbovirus) diseases of livestock have worldwide impact.
(13) These include gap junctions with features characteristic of arthropods, which seem to assemble by lateral migration of 13-nm E face intramembranous particles (IMPs), which ultimately cluster to form a large number of mature plaques of varying diameters.
(14) Histopathological examination of skin biopsies demonstrated changes compatible with arthropod hypersensitivity.
(15) Dr Umair A Shah, executive director of the Harris County department of public health, said, “It’s probably not a case of if we get Zika in our native mosquitoes, it’s probably a case of when we get Zika in our native mosquitoes.” Zika is a subtropical virus transmitted by the Aedes aegypti and Aedes albopictus mosquitoes, part of a group of diseases known as arboviruses, short for arthropod-borne viruses.
(16) A phylogenetic tree constructed from these sequences shows that the family evolved from a common ancestral gene that came into existence at about the time of arthropod and chordate divergence.
(17) The paper ends with identification keys for both adult and immature stages as well as for arthropod indoor fecal traces.
(18) Presence of organophosphates in arthropod larvae has not been documented previously and the analysis of larvae from decomposing remains may prove a useful technique for detection of these toxicants in decomposing remains.
(19) In arthropods, reflex modulation can occur in the sensory receptors themselves and in neurons that discharge during locomotion.
(20) The inhibition assay for mite allergen was reproducible in the presence of protein concentrations of added plant, fungal, arthropod and animal extracts in excess of the protein concentrations that occur under the operational mite assay conditions.
Exoskeleton
Definition:
(n.) The hardened parts of the external integument of an animal, including hair, feathers, nails, horns, scales, etc.,as well as the armor of armadillos and many reptiles, and the shells or hardened integument of numerous invertebrates; external skeleton; dermoskeleton.
Example Sentences:
(1) King crabs (Family Lithodidae) are among the world's largest arthropods, having a crab-like morphology and a strongly calcified exoskeleton.
(2) "It confirms our prediction that we are going to elicit a sensation that the exoskeleton is an extension of their body," Nicolelis said.
(3) These principles may look tricksy or artificial when described rather than experienced but are not, says Catton, an "exoskeleton" – rather they are entirely bound up with the ideas of the book.
(4) In view of the small molecular size and high lipid solubility of methyl mercury and the lipophilic properties of the chitin-protein exoskeleton of the lobster, it is likely that significant uptake directly from the water as well as storage of absorbed methyl mercury occurred in the tail region.
(5) Freed of the need to wave their tentacles around to hunt for food, the coral can devote more energy to secreting the mineral calcium carbonate, from which they form a stony exoskeleton.
(6) The exoskeleton is fitted with multiple gyros to stop it falling over during the balancing act of bipedal walking.
(7) Replicas of porous hydroxyapatite that had been obtained after hydrothermal conversion of the calcium carbonate exoskeleton of coral (genus Goniopora) were implanted intramuscularly in twenty-four adult male baboons (Papio ursinus).
(8) Wild P. monodon exoskeleton contained on average 26.3 ppm total carotenoid; normally pigmented farmed shrimp had a similar concentration (25.3 ppm).
(9) Trace metals associated with insects can be both bound on the surface of their chitinous exoskeleton and incorporated into body tissues.
(10) Yet Ekso is notable not only for its technology and the price tag (£100,000 for the exoskeleton which it hopes to lower to £50,000 within the next two years), but its ambitious plans.
(11) The robotics work was coordinated by Gordon Cheng at the Technical University in Munich, and French researchers built the exoskeleton.
(12) Spores of T. cylindrosporum are able to adhere to the exoskeleton and penetrate it.
(13) Solubilization of the exoskeleton occurs around an area of the elaborately infolded surface membrane at the anterior of the organism.
(14) If the sight of Robert Downey Jr summoning his Iron Man accessories from across a room gave you a taste for having your own powered exoskeleton, your wish may soon be granted.
(15) Soldiers wearing bionic exoskeletons leap over trucks, firing bizarre “directed energy” weapons that send out fatal force waves.
(16) In an age when Tony Stark's exoskeleton tops the box-office charts in Avengers Assemble, and Pistorius competes in both the Olympics and Paralympics, Ekso thinks there's a demand for robotic suits that not only aid disabled people, but enhance the abilities of everyone.
(17) Two bursts of exoskeleton hardening and growth of the poison gland apparatus corresponds with a transitional period in the behavioral development of workers and finally with their development into nest defenders and foragers.
(18) We realized however, that these studies may not have fully appreciated the structure of the insect exoskeleton.
(19) But this is just one of the stories emerging: see also 3Ders' piece on a four-year old called Hannah , with a condition called arthrogryposis that limits her ability to lift her arms unaided, but who now has a Wilmington Robotic Exoskeleton (WREX for short) to help, made using 3D printing.
(20) Campaniform sensilla are proprioceptive mechanoreceptors associated with the exoskeleton.