(1) Herpesviruses such as EBV, HSV, and human herpes virus-6 (HHV-6) have a marked tropism for cells of the immune system and therefore infection by these viruses may result in alterations of immune functions, leading at times to a state of immunosuppression.
(2) The process of sequence rearrangement appears to be a significant part of the evolution of the genome and may have a much greater effect on the evolution of the phenotype than sequence alteration by base substitution.
(3) The various evocational changes appear to form sets of interconnected systems and this complex network seems to embody some plasticity since it has been possible to suppress experimentally some of the most universal evocational events or alter their temporal order without impairing evocation itself.
(4) When chimeric animals were subjected to a lethal challenge of endotoxin, their response was markedly altered by the transferred lymphoid cells.
(5) Morphological alterations in the lungs of pheasants after prolonged high-dosage administration of bleomycin sulfate were studied by light and electron microscopy.
(6) Incubation with IFN alpha or IFN gamma for 24 h resulted in only modest cytokinetic alterations, and they did not modify the effects of FUra.
(7) We report a series of experiments designed to determine if agents and conditions that have been reported to alter sodium reabsorption, Na-K-ATPase activity or cellular structure in the rat distal nephron might also regulate the density or affinity of binding of 3H-metolazone to the putative thiazide receptor in the distal nephron.
(8) In dorsoventral (DV) reversed wings at both shoulder or flank level, the motor axons do not alter their course as they enter the graft.
(9) Neither spermidine nor spermine (0.5 mM) significantly altered [Ca2+]i.
(10) In addition to the changes associated with blood group A, we also found a decrease in sugar content, alterations in other antigens, and changes in the levels of several glycosyltransferases in cancerous tissues.
(11) When the concentration of thrombin or fibrinogen was altered systematically, mu T and mup were found to mirror each other except when the fibrinogen concentration was increased at low thrombin concentrations.
(12) Arteries treated with atrial natriuretic peptide showed no alterations in relaxation or cGMP content after incubation with pertussis toxin.
(13) These results could be explained by altered tissue blood flow and a decreased metabolic capacity of the liver in obese subjects.
(14) The sequential histopathologic alterations in femorotibial joints of partial meniscectomized male and female guinea pigs were evaluated at 1, 2, 3, 6, and 12 weeks post-surgery.
(15) However, survival was closely related to the severity of the illness at the time of randomization and was not altered by shunting.
(16) Brain damage may be followed by a number of dynamic events including reactive synaptogenesis, rerouting of axons to unusual locations and altered axon retraction processes.
(17) Since the advance and return of sperm inside the tubes could facilitate the interaction of sperm with secretions participating in its maturation, the persistent infertility after vasectomy could be related to the contractile alteration that follows the excessive tubal distention.
(18) Sixteen patients (27%) manifested anomalies of the urinary tract: 12 had markedly altered kidneys, 8 of which were unilateral and ipsilateral to the diaphragmatic defect.
(19) Corticosterone (4 x 10(-5) M) did not alter the stimulation-evoked 3H-overflow at 1-30 Hz.
(20) The results show that the presence of histones does not alter the bimodal DNA binding process.
Unalterable
Definition:
Example Sentences:
(1) As Nick Bostrom, the head of the Future of Humanity Institute at the University of Oxford and a leading transhumanist thinker puts it, transhumanism "challenges the premise that the human condition is and will remain essentially unalterable".
(2) After suppression of prolactin, statistically signific1nt circadian rhythms in PC and PA have been detected with a moderate decrease of PA concentration, while the PC level remained unalterated.
(3) The following resolutions were adopted:– "That we, a monster meeting of the Orangemen of Newtownards and of the surrounding districts, recognise, with gratitude, the exertions of our brethren in time past, and declare our unalterable determination to stand or fall by the principles of our Order in defence of Her Majesty the Queen and of the British Constitution.
(4) General distrust of genetic methodologies as well as the belief that genic disorders are unalterable appear to be salient factors in explaining the neglect of those areas by social scientists.
(5) Unalterable numerical and alphabetical symbols have been developed to apply a registration number to the animal.
(6) Oxygen consumption is usually considered to be predictable and unalterable at a fixed work intensity.
(7) We conclude that the preliminary diagnosis is frequently sufficiently certain to be unalterable by US.
(8) Who have that hunger for something permanent and unalterable?
(9) Comparison of the spermiograms of unalterably vasectomized men with findings from additional rinsings with physiological saline solution and nitrofurantoin showed that the instillation of the vas deferens leads to a swift, mechanically dependent, emptying of the distal sperm depot.
(10) Most of the toxicity is due to an indirect effect developed with unalterable electrodes in the presence of chlorides in the medium.
(11) He was an open and unsophisticated operator, whose chief characteristic was an unalterable commitment to his cause.
(12) At the beginning of a comprehensive and systematic therapy the panorama X-ray photograph is an unalterable requirement.
(13) If he fails to do this, his features become frozen and unalterable, like the Person, the mask of the classic Greek theatre.
(14) Analysis of the virus specific proteins by polyacrylamide gel electrophoresis revealed that the synthesis of G1 was unalterable, and N was stimulated.
(15) Mental retardation is the major unalterable cause for failure to develop independence; some lesser emotional causes can be modified by encouragement.
(16) In this manner, newly found patients can be treated prophylactically before unalterable morbidity or mortality occurs.
(17) Although intrinsic, unalterable defects occur in the aging immune system and nonspecific host defenses, there are factors that physician and patient can concentrate on to reduce the risk of infection.
(18) This review identifies 10 unalterable, 6 conditionally alterable and 9 treatable characteristics which were found to be associated with an elevated risk.
(19) When the dilemma is unalterable, explaining this insoluble conflict-hives phenomenon to the patient will ameliorate symptoms.
(20) R56865 1 microM reduced the increase in resting tension produced by ouabain 300 microM and left unalterated the inotropic effect evoked by ouabain 3 and 300 microM that was reduced by higher concentrations (3 and 6 microM) of R56865.