(n.) The act or process of making slender, or the state of being slender; emaciation.
(n.) The act of attenuating; the act of making thin or less dense, or of rarefying, as fluids or gases.
(n.) The process of weakening in intensity; diminution of virulence; as, the attenuation of virus.
Example Sentences:
(1) This suggested that the chemical effects produced by shock waves were either absent or attenuated in the cells, or were inherently less toxic than those of ionizing irradiation.
(2) The results are consistent with our previous suggestion that lethality for virulent SFV infection results from a lethal threshold of damage to neurons in the CNS and that attenuating mutations may reduce neuronal damage below this threshold level.
(3) Exposure to nanomolar concentrations of saralasin, an Ang II agonist, attenuated the passage of the fluorophores across the monolayers by 50-75%.
(4) Furthermore, the ability of a vasopressin antagonist to lower arterial pressure in NTS hypertensive rats was markedly attenuated by clonidine treatment.
(5) These results indicate that during IPPV the increased Pcv attenuates the pressure gradient for venous return and decreases CO and that the compensatory increase in Psf is caused by a blood shift from unstressed to stressed blood volume.
(6) Mild, significant improvement was noted in one of the hearing components, "attenuation," and an adverse effect was shown on "distortion," owing to noise.
(7) It inhibits platelet and vascular smooth muscle activation by cGMP-dependent attenuation of the agonist-induced rise of intracellular free Ca2+.
(8) Genetic regulation of the ilvGMEDA cluster involves attenuation, internal promoters, internal Rho-dependent termination sites, a site of polarity in the ilvG pseudogene of the wild-type organism, and autoregulation by the ilvA gene product, the biosynthetic L-threonine deaminase.
(9) Pharmacodynamic relationships are not well established for other therapeutic effects of theophylline, such as attenuation of pharmacologically induced bronchoconstriction.
(10) Propranolol, 0.85 X 10(-6) M, did not significantly depress the ouabain-enhanced rate of phase 4 depolarization but did attenuate the response to epinephrine through beta blockade.
(11) After large bowel removal, there was impaired glucose tolerance and attenuated plasma insulin secretion.
(12) Studies were conducted in isolated, buffer-perfused rat lungs to determine if prostaglandin (PG) E1 attenuated pulmonary edema provoked by hydrogen peroxide (H2O2).
(13) The toxins preferentially attenuate a slow phase of KCl-evoked glutamate release which may be associated with synaptic vesicle mobilization.
(14) The Northern quahaug and a strain of the type 1 attenuated poliovirus were used as the working model.
(15) Our dynamic study indicated that: 1) a bolus injection of contrast medium with our method of CTA (CTA-B) produced an attenuation difference between liver and tumor which was about double that obtained with standard methods for CTA, and 2) marked tumor-liver attenuation differences (above 20 HU) persisted for more than 60 s in CTA-B and for not more than 20 s with conventional methods for CTA.
(16) It appears that the viscosity of the arterial wall must be the major source of attenuation in the larger arteries, while the viscosity of the blood plays a significant role only in the smaller vessels.
(17) Fluid movement out of the ICF space attenuated the decrease in the ECF space.
(18) We show that the two mutants (A44 and A46) affect attenuator control by different mechanisms.
(19) The type I cells are squamous and give off attenuated sheets of cytoplasm which spread widely over the septal surface; these sheets contain few organelles.
(20) A sequence of seven pairings of chili-flavored diet with prompt recovery from thiamine deficiency did significantly attenuate the innate aversion and may have induced a chili preference in at least one case.
Microorganism
Definition:
(n.) Any microscopic form of life; -- particularly applied to bacteria and similar organisms, esp. such are supposed to cause infectious diseases.
Example Sentences:
(1) Fastidious microorganisms were accurately detected on C agar as well as on BA+MK.
(2) 3) The first who presumed an independent state of these microorganisms, was Kohlert (1968), from the work of which the epithet for correct name, i.e.
(3) Sorbitol, by itself or in combination with mannitol is slowly converted to acids by the plaque microorganisms.
(4) Kinetic studies on the uptake of radioactive L-aspartate and K+ in the microorganism Streptomyces hydrogenans were performed.
(5) The hypothesis was tested that plaque, as a complex soil comprising microorganisms, cell debris, salivary deposits and other ill-defined organic and inorganic components, would be susceptible to removal by a rinse with high detersive action.
(6) To our knowledge a recurrent infection with this microorganism has not previously been reported in the literature.
(7) It is apparent that in the development of reactive arthritis the patient fails in his first line of defence against the invading microorganism.
(8) Based on the principles of adaptational mutations and genetic exchange of catabolic activities, it becomes possible to select and engineer microorganisms that are suitable for the degradation of recalcitrant compounds.
(9) At necropsy 1 of the 21 animals exhibited tuberculous lesions, and acid-fast microorganisms were identified on direct smears of lymphatic tissue of a second animal.
(10) Dictated by underlying physicochemical constraints, deceived at times by the lulling tones of the siren entropy, and constantly vulnerable to the vagaries of other more pervasive forms of biological networking and information transfer encoded in the genes of virus and invading microorganisms, protein biorecognition in higher life forms, and particularly in mammals, represents the finely tuned molecular avenues for the genome to transfer its information to the next generation.
(11) Soap is regarded as a cosmetic rather than an agent for removal of microorganisms.
(12) 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.
(13) Owing to its broad spectrum of action (covering both gram-positive and gram-negative microorganisms and anaerobes) and its consistently strong molar action, mezlocillin is well suited as a beta-lactam combination component for intensive care patients.
(14) Streptococcus B was the microorganism most frequently isolated (26.7%), followed by S. epidermidis (19.8%), E. coli (13.7%) and S. aureus (10.68%).
(15) Several subcellular fractions were derived from OK-432 and only the cytoplasmic and protoplast membrane fractions showed cytotoxic activity against the OK-432-sensitive tumor cell lines, although the cytotoxicity obtained was greatly less than the whole microorganism OK-432.
(16) It is not known whether origins are genetically defined sequences analogous to those that control initiation of replication in microorganisms.
(17) Attention is drawn to the shortcomings in our current knowledge of the scale of turnover of the sulphur cycle and of our understanding of the microorganisms involved in specialized environments.
(18) We classified microorganisms from the clinical laboratory by using information provided by the Gram stain and antibiotic sensitivity profiles obtained with the Bauer-Kirby technique.
(19) The microbial overgrowth syndrome of the small bowel (MOS) is characterized by clinically found symptoms of increased metabolic activities of microorganisms existing in a great number in the intestinal juice of these patients.
(20) Six cultures of Bacillus and six lot numbers of Trypticase soy agar (BBL) were used to test the hypothesis that a microorganism grown on various lot numbers of the same chromatogram.