(1) Weddell seals in the Antarctica had high neutralizing antibody titres to seal- and feline herpesvirus and none against phocine distemper virus.
(2) Changes in abundance at haul-out sites were followed, and data on the number of deaths collected, to describe the pattern and extent of mortality resulting from the 1988 phocine distemper virus outbreak in the Moray Firth common seal population.
(3) Peroxidase-conjugated anti-CDV immunoglobulin preparations were used for the detection and titration of CDV, seal-derived (phocine) distemper virus (PDV) and rinderpest virus (RPV) in Vero cell cultures.
(4) Bordetella bronchiseptica proved to be an important secondary invader in phocine distemper virus infected seals.
(5) Following the observation of seroconversion against canine distemper virus (CDV) in diseased seals (Osterhaus & Vedder 1988) a CDV-like morbillivirus (phocine distemper virus, PDV) was identified in organs of diseased animals.
(6) Common seal populations around the Scottish coast were less severly devastated by phocine distemper than those on the Continent.
(7) A morbillivirus was isolated from lung tissue of a porpoise which had lesions similar to those of phocine distemper.
(8) The virus (tentatively called Phocine Distemper Virus, PDV) is difficult to grow in culture making rapid diagnosis difficult.
(9) In the Norddeich orphanage seals about four to five months of age were exposed intranasally and by contact to a phocine herpesvirus which originated from a young seal in this station.
(10) The biochemical characterisation of phocine distemper virus (PDV) has shown that PDV is related to but clearly distinct from canine distemper virus (CDV) and relative to its relationship with CDV is only remotely related to the other morbilliviruses, namely measles virus (MV) or rinderpest virus (RPV) and peste-des-petits-ruminants virus (PPRV).
(11) From the increase in antibody titre following the last fatal case it was concluded that the devastating epidemic sweeping through the Norddeich Orphanage was primarily due to phocine distemper.
(12) The nucleotide sequence of the gene encoding the fusion protein of phocine distemper virus has been determined.
(13) A few animals with proven phocine distemper had titres of less than 64, this being evidence of a more profound immunosuppression.
(14) Immunoperoxidase staining using monoclonal antibodies to phocine distemper virus confirmed the presence of morbillivirus antigens in lung and brain.
(15) The 'time, place, individual' approach, widely used in characterising human epidemics, was applied to the 1988 phocine distemper virus (PDV) epizootic affecting North Sea seals.
(16) Because of the clinical and pathological similarity of the disease in seals to that of distemper in dogs, the name phocine distemper virus (PDV) has been proposed.
(17) From 16 (14%) out of 112 dead or euthanized seals originating from wildlife and seal orphanages phocine morbillivirus was isolated.
(18) The death of many seals believed to be infected with phocine distemper virus was found to be associated with a variety of mainly opportunistic bacterial pathogens.
(19) The influence of polychlorinated biphenyls (PCBs) on phocine distemper virus (PDV) infections in harbour seals (Phoca vitulina) was studied.
(20) The phocine morbillivirus was detected by typical cytopathogenic alteration and by peroxidase-linked antibody (PLA) assay, respectively.
Seal
Definition:
(n.) Any aquatic carnivorous mammal of the families Phocidae and Otariidae.
(n.) An engraved or inscribed stamp, used for marking an impression in wax or other soft substance, to be attached to a document, or otherwise used by way of authentication or security.
(n.) Wax, wafer, or other tenacious substance, set to an instrument, and impressed or stamped with a seal; as, to give a deed under hand and seal.
(n.) That which seals or fastens; esp., the wax or wafer placed on a letter or other closed paper, etc., to fasten it.
(n.) That which confirms, ratifies, or makes stable; that which authenticates; that which secures; assurance.
(n.) An arrangement for preventing the entrance or return of gas or air into a pipe, by which the open end of the pipe dips beneath the surface of water or other liquid, or a deep bend or sag in the pipe is filled with the liquid; a draintrap.
(v. t.) To set or affix a seal to; hence, to authenticate; to confirm; to ratify; to establish; as, to seal a deed.
(v. t.) To mark with a stamp, as an evidence of standard exactness, legal size, or merchantable quality; as, to seal weights and measures; to seal silverware.
(v. t.) To fasten with a seal; to attach together with a wafer, wax, or other substance causing adhesion; as, to seal a letter.
(v. t.) Hence, to shut close; to keep close; to make fast; to keep secure or secret.
(v. t.) To fix, as a piece of iron in a wall, with cement, plaster, or the like.
(v. t.) To close by means of a seal; as, to seal a drainpipe with water. See 2d Seal, 5.
(v. t.) Among the Mormons, to confirm or set apart as a second or additional wife.
(v. i.) To affix one's seal, or a seal.
Example Sentences:
(1) To provide a seal with low pressure-high volume cuffed tubes, cuff sizes of 20.5 mm and 27.5 mm are recommended for female and male patients, respectively.
(2) Cermet cement sealings showed defects more frequently.
(3) The channels usually ceased conducting within a few minutes after seal formation with the patch pipette and could not be re-activated with depolarizing voltage steps.
(4) For all the understandable insistence that parliament and London would continue as normal after Wednesday’s terrorist attack, almost 24 hours later a large section of streets around the area remained sealed off by police.
(5) Tone pulses and noise stimuli were mixed acoustically and presented using calibrated, sealed stimulating systems.
(6) In general, after recording a baseline tympanogram, mechanically created positive and negative air pressures are created in a hermetically sealed ear canal causing increased pressure on the middle ear air cushion.
(7) Ecological evidence is considered to suggest that the rapid maturation of C. semerme in rats may also occur when the parasite becomes established in seals.
(8) Increased conversion of 25-OHD to 24,25-(OH)2D and a high capacity for vitamin D storage in their large blubber mass appeared to be factors in the resistance of seals to vitamin D toxicity.
(9) The mechanism of sealed-off perforation of the duct is discussed.
(10) Membranes were sandwiched between two gas-permeable, plastic foils, placed in a sealed cuvette, and gassed with H2 as reductant or O2 as oxidant.
(11) Treatment animals had the anastomoses and graft sealed with a suspension of N-butyl-2-cyanoacrylate and 1.2 g tobramycin powder (antibiotic glue, ANGL) after contamination.
(12) The results demonstrated that, when the coronal half of the root canal filling material was removed immediately after placement with pluggers, there was a loss of the apical seal and leakage in thirteen of twenty teeth.
(13) Ultrastructural study of the Leydig cells of nonbreeding crabeater, leopard and Ross seals showed that three types of cells could be distinguished.
(14) National bans on commercial trading in seal products are already in place in 30 countries including the US, the Netherlands and Italy.
(15) Under these conditions, with careful attention to sealing at ankles and waist, it was possible to estimate penetration as low as 0.3%.
(16) We used transvitreally delivered cyanoacrylate tissue adhesive to seal retinal breaks in 25 selected patients undergoing vitreous surgery for complicated retinal detachment.
(17) To date, numerous products have been evaluated, and many hundreds have received the council's seal of acceptance.
(18) She explained that, as a baby, she had been subjected to female genital mutilation (FGM): her clitoris cut off and her vagina sealed, with only a small hole remaining for urine and menstruation.
(19) After accidental dissection of the thoracic duct in infants, leakage of chyle could be sealed successfully in 6 cases.
(20) These microcapsules can be dried and retain activity when sealed in a jar at 4 degrees C.