(n.) An imaginary supernatural being, commonly a little sprite, much like a fairy; a mythological diminutive spirit, supposed to haunt hills and wild places, and generally represented as delighting in mischievous tricks.
(n.) A very diminutive person; a dwarf.
(v. t.) To entangle mischievously, as an elf might do.
(pl. ) of Elves
Example Sentences:
(1) Since catalase is not normally released by cells, a likely explanation for its presence in high concentrations in normal ELF is that it is released by lung inflammatory and parenchymal cells onto the epithelial surface of the lower respiratory tract during their normal turnover and collects there due to the slow turnover of ELF.
(2) Treatment based on combinations of fluorouracil, methotrexate, doxorubicin, etoposide, and cisplatin have shown high response rates (FAMTX [fluorouracil, doxorubicin, and methotrexate], EAP [etoposide, doxorubicin, and cisplatin], ELF [etoposide, leucovorin, and fluorouracil]) and a survival benefit (FAMTX).
(3) Other cautions are 1) equal osmolality of wash fluid and plasma, 2) minimizing residence time of wash fluid, 3) minimizing wash fluid-to-ELF volume ratio, and 4) adequate analytic procedures.
(4) Transforming growth factor-beta (TGF-beta), a mediator capable of modulating a broad range of effects on the behavior of many normal cells, was found in high concentrations in the epithelial lining fluid (ELF) of the normal human lower respiratory tract.
(5) However, most of the nascent 40S ribosomal subunits in ts 422E cells band at a higher density, suggesting their failure to bind initiation factor elF-3.
(6) There are cycles in all of this – the reef regenerates itself,” he was quoted saying in the Cairns Post .
(7) Because the initial site of primary absorption interactions involves the epithelial lining fluid (ELF), we investigated whether ELF-NO2 interactions could account for pulmonary NO2 reactive absorption.
(8) When Welby left Cambridge he dithered for a bit and then found a job working for a French oil company, Elf Aquitaine.
(9) This article begins with a short review of the current state of knowledge concerning the effects of nonthermal levels of ELF electromagnetic fields on the biochemistry and activity of immune cells and then closely examines new results that suggest a role for Ca2+ in the induction of these cellular field effects.
(10) From the available epidemiological data it can be concluded that the relationship between exposure to ELF EM fields and increased incidence of cancer has not been unequivocally proved.
(11) ELF (greater than 0.4 ml) is a potent inhibitor of lipid peroxidation as measured by malondialdehyde (MDA) production in an in vitro iron-dependent assay system.
(12) After a year in London working for Elf Aquitaine, Welby was headhunted by Enterprise Oil, a company formed to exploit the privatisation of British Gas's North Sea assets.
(13) Studies of the possible effects of ELF electromagnetic fields on health are hampered by problems in measuring exposure and by the ubiquity of exposure in the community.
(14) In this report, we demonstrate that a novel Ets-related transcription factor, Elf-1, binds specifically to two purine-rich motifs in the HIV-2 enhancer.
(15) We determined the influence of ELF, a model biochemical (reduced glutathione; GSH), and PO4 buffer (control) on NO2 transfer as evaluated by "breakthrough time."
(16) To assess the in-vitro activity of the concentrations achieved at the potential sites of infection, clinical isolates of common respiratory pathogens were exposed to two concentrations of cefuroxime, based on the observed concentrations in ELF and bronchial mucosa.
(17) Since a variety of inflammatory stimuli are capable of inducing bronchial epithelial cells to express the gene for IL-8, a cytokine that attracts and activates neutrophils, mediators in respiratory epithelial lining fluid (ELF) of CF individuals might induce IL-8 production by epithelial cells, thus recruiting neutrophils to the airways.
(18) Reports from recent epidemiological studies have suggested a possible association between extremely low frequency (ELF; including 50- or 60-Hz) electric- and magnetic-field exposure, and increased risk of certain cancers, depression, and miscarriage.
(19) The high remission rate and long medical survival time achieved with ELF, plus its good tolerability, make this combination a valuable alternative to anthracycline-containing regimens.
(20) Additional experiments explored the hypothetical quenching activity of ELF components devoid of lidocaine.
Oaf
Definition:
(n.) Originally, an elf's child; a changeling left by fairies or goblins; hence, a deformed or foolish child; a simpleton; an idiot.
Example Sentences:
(1) Big OAF was converted to little OAF by equilibration in 1 M NaCl or 2 M urea.
(2) Outside, there’s no sign of life except one bearded oaf on a chopper and a kid at the back door, holding a picture of Hot Fuss-era Brandon Flowers , praying for a brief encounter.
(3) The effect of interleukin-1 beta, the major component of osteoclast-activating factor (OAF), on bone formation by fetal rat osteoblast-rich cells was investigated.
(4) Recent studies show that osteoclast activating factor (OAF) is homologous to IL-1B.
(5) The resorption response to OAF also resembles that of PTH in having a steep dose response curve and being only transiently inhibited by calcitonin and partially inhibited by increasing medium phosphate concentration.
(6) Spleen cells treated with mitogens produce a potent bone-resorbing factor called osteoclast-activating factor (OAF).
(7) In contrast, supernatant fluids from concanavalin A (Con-A)-activated murine spleen cell cultures (murine osteoclast-activating factor; OAF) consistently and significantly induced a 3- to 5-fold stimulation of bone resorption in this system.
(8) OAF production is probably related to the nature of hydrocarbons in the air.
(9) Calcium release was significantly increased for all agents between 12 and 24 h. It is concluded that bone resorption by 1,25(OH)2D3, OAF, and PGE2 is mediated primarily by increased activity of existing osteoclasts similar to PTH activation.
(10) The presence of bactericidal compounds (open air factor = OAF) could be demonstrated on several days and quantitated in relative units of OAF concentration.
(11) The current studies were designed to produce monoclonal antibodies against OAF for use in the subsequent design of immunoassays for OAF in clinical samples.
(12) In this study we examined the relationship between the lymphocyte and monocyte in OAF production.
(13) The lymphokine osteoclast-activating factor (OAF) was purified to homogeneity.
(14) These results indicate that prostaglandin synthesis is necessary for OAF production.
(15) Are there really "nine sleeps 'til new Who" you gurgling oaf?
(16) Bones from mi mice showed a generalized resorption defect with decreased spontaneous or control resorption and failure to respond to parathyroid hormone (PTH), prostaglandin E2, 1,25 dihydroxy vitamin D3, vitamin A, or osteoclast activating factor (OAF) from human peripheral leukocytes or mouse spleen cells.
(17) OAF release was stimulated by pokeweed mitogen and concanavalin A as well as by phytohemagglutinin.
(18) When PGE1 and PGE2 (0.1 microM) were added exogenously to the enriched lymphocyte population, OAF release occurred after stimulation with PHA.
(19) We have further characterized osteoclast activating factor (OAF) using a bioassay for bone resorption which utilizes the release of previously incorporated (45)Ca from fetal rat long bones in organ culture.
(20) The demonstration of increased osteoclast activating factor (OAF) derived from the cultured myeloma cells from each case suggests that the secretion of OAF and immunoglobulin are unrelated.