(n.) An insect belonging to the genus Pulex, of the order Aphaniptera. Fleas are destitute of wings, but have the power of leaping energetically. The bite is poisonous to most persons. The human flea (Pulex irritans), abundant in Europe, is rare in America, where the dog flea (P. canis) takes its place. See Aphaniptera, and Dog flea. See Illustration in Appendix.
Example Sentences:
(1) The combined immediate and delayed responses to fleas in the dog are as observed by other investigators in man and guinea pigs.
(2) Repellent effect of the Mannich bases (methoxyphenol derivatives) on Aedes aegypti mosquitoes and Xenopsylla cheopis fleas was revealed under laboratory and field conditions.
(3) Rats were caught, and they and their fleas were identified.
(4) Efficacy of polyvinyl chloride collars containing temephos [0,0'-(thiodi-4,1-phenylene) 0,0,0',0'-tetramethyl bis-(phosphorothioate)] was elevaluated in dogs and cats against the cat flea (Ctenocephalides felis).
(5) Thus, has been shown a leading role of transmission of plague microbe by fleas in the maintenance of natural nidality of this zoonosis.
(6) The results indicate that some cat-allergic patients have specific IgE both towards cat and cat flea but also that some of the patients with suspected cat allergy might have specific IgE towards the cat flea and not the cat.
(7) Over 60 forms of parasites were found out as follows: three species of blood parasites, 12 species of Coccidia, 8 species of cestodes, 12 species of nematodes, one species of Acanthocephalus, three species of chigger mites, 15 species of gamasid mites, 6 species of ixodid ticks, fleas and lice.
(8) Dissection of fleas gave, however, positive results.
(9) Hungry but previously "prepared" for winter fleas lived at a temperature from 0 to 2 degrees not more than 376 days.
(10) 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.
(11) He and bassist Flea wrote letters of support to the women, which have been given to them in prison.
(12) All these hosts carried a lower proportion of reproductive fleas than their monthly sample proportion.
(13) It was considered that Ctenocephalides canis could be of great public health significance in this area in view of the high population of the flea.
(14) Infection in humans or animals by the common tapeworm of dogs and cats (Dipylidium caninum) requires ingestion of the intermediate host, the dog or cat flea containing the larva (cysticercoids) of the agent.
(15) Rabbit fleas Spilopsyllus cuniculi (Dale) were present on both sexes of rabbit at all times of the year.
(16) The larval flea diet had a small effect on the subsequent cestode development and the adult fleas' reaction to it.
(17) Almost all the patients with HP who were studied show hypersensitivity to flea bites.
(18) However, if, after six days, the fleas were transferred from an environment of 18 degrees C to one at 24 degrees C or 30 degrees C, the rickettsial growth increased by two or three logs within one week.
(19) Following exposure, samples of flea eggs were processed for microscopic examination and seeded onto carpet swatches containing flea-rearing medium in order to assess egg hatch, and larval, pupal, and adult development.
(20) When the number of fleas was increased to 250 and 500 specimens the progeny decreased in number.
Lop
Definition:
(n.) A flea.
(v. t.) To cut off as the top or extreme part of anything; to sho/ -- by cutting off the extremities; to cut off, or remove as superfluous parts; as, to lop a tree or its branches.
(v. t.) To cut partly off and bend down; as, to lop bushes in a hedge.
(n.) That which is lopped from anything, as branches from a tree.
(v. i.) To hang downward; to be pendent; to lean to one side.
(v. t.) To let hang down; as, to lop the head.
(a.) Hanging down; as, lop ears; -- used also in compound adjectives; as, lopeared; lopsided.
Example Sentences:
(1) The PBR took "no tough decisions", jibed the Conservatives, but it lopped £7bn off public spending and jacked up national insurance contributions by £3bn – fairly tough in anyone's book.
(2) LOP, unlike IMP, showed relatively weak effects on general behavior in mice, spontaneous EEG in cats and spontaneous motor activity in mice.
(3) Public companies have to be accountable, and that accountability often means lopping off freewheeling, creative endeavoirs that you hope will make money and concentrating on making cash with what you have.
(4) Various techniques of correction of lop ear have been described.
(5) Jonathan Ross has, for years, been a target for those who yearn to lop tall poppies.
(6) Remember those embarrassing bills for wisteria clearance at the young Conservative leader’s home amid the expenses debacle of 2009, and how these were lopped away by a merciless assault on the more shameless claims of various knights of the shire?
(7) The authors believe that the proportion of remissions may be increased combining Lycurim with vincristine, procarbazine and glycocorticosteroids (LOP or LOPP).
(8) President Lagos wants to lop $125m out of its budget and the generals are keen to ensure that they retain control of the copper export revenues that have guaranteed its material privileges for so long.
(9) Rogozin's attempt to bolt the present on to a lop-sided analogy with the past was not an honest attempt at historically grounded prognosis, but a warning to the west to stay out of the conflict.
(10) The Treasury was originally looking to lop an extra £10bn off spending, a demand for further cuts that has since risen to around £14bn.
(11) Nevertheless, over two hours and 47 minutes of rolling drama, the 20-year-old gave all he had in what was a curiously lop-sided five-setter, before the experienced Belgian, ranked 16 in the world, wore him down to win 3-6, 1-6, 6-2, 6-1, 6-0 in front of a fevered audience of 13,000.
(12) The authors report their experience in the surgical treatment of 78 patients with lop, prominent, or protruding ears.
(13) The equal-CA group was the only group advantaged by both the levels of processing (LOP) and the distinctiveness of encoding (DOE) manipulations.
(14) A clearer solution to our lop-sided post-devolution constitution can begin to heal this breach.
(15) Once surgically implanted into the ear of a Laboratory Lop rabbit, a thin tissue bed which grows between the layers of the chamber can be viewed through the microscope.
(16) It is applicable to protruding ears and some "lop" ears; scapha and concha can be corrected to individually varying degrees.
(17) MIP of apparent molecular mass 26 kDa was detected in extracts of adult DBA, LOP and CBA-LOP lenses, but only low molecular mass (less than 26 kDa) immunoreactive proteins were detected in similar extracts from adult CAT and NCT lenses.
(18) 'Lop-sided' cells formed approximately 18% of the total of Meynert cells studied and the 'perpendicular' 32%.
(19) He display- ed no signs of personal avarice; he cut his presidential salary when he came to power, and lopped off a further third of it as a regular donation to a children's fund.
(20) Reflecting on a lop-sided literary career, she adds, "You get this…" She searches unsuccessfully for the word and then says, "Something surges out of you at a certain age and you're full of it all.